FACSIMILE WC-M15i Series SERVICE MANUAL Contents FACSIMILE 1. Precautions 2. Specifications 3. Circuit Description 4. Disassembly 5. Troubleshooting 6. Exploded Views and Parts List 7. Electrical Parts List 8. Block Diagram 9. Connection Diagram 10. Schematic Diagrams - This Service Manual is a property of Samsung Electronics Co.,Ltd. Any unauthorized use of Manual can be punished under applicable International and/or domestic law.
Precautions 1. Precautions Follow these safety, ESD, and servicing precautions to prevent personal injury and equipment damage. 1-1 Safety Precautions 1. Be sure that all built-in protective devices are in place. Restore any missing protective shields. 2. Make sure there are no cabinet openings through which people- particularly childrenmight insert fingers or objects and contact dangerous voltages. 3.
Precautions 1-2 ESD Precautions 1. Certain semiconductor devices can be easily damaged by static electricity. Such components are commonly called “Electrostatically Sensitive (ES) Devices”, or ESDs. Examples of typical ESDs are: integrated circuits, some field effect transistors, and semiconductor “chip” components. 4. Use only a grounded tip soldering iron to solder or desolder ESDs. Use only an “anti-static” solder removal device.
Specification 2. Specification Specifications are correct at the time of printing. Product specifications are subject to change without notice. See below for product specifications.
Specification 2-2 Printer Specifications Item Description Printing Method Laser Scanning Unit + Electro Photography *Speed Single Side : Up to 15 PPM (Letter Size, 5% Character Pattern) Duplex : Up to 7.
Specification 2-4 Scanner Specification Item Description Type Flatbed(with ADF) *Speed Mono : Up to 1.2 msec/line, Color : Up to 2.5 msec/line Device Color CCD(Charge Coupled Device) Module Interface IEEE1284(ECP Support) USB(without HUB Mode) Compatibility TWAIN Standard , WIA Optical Resolution(H X V) Up to 600 x 600 DPI effective output Interpolation Resolution Max. 4800 dpi Halftone 256 Levels Effective Scan width 8.
Specification 2-6 Telephone Specification(SCX-5315F Only) Item Description Speed Dial 80EA Tone/Pulse Tone only user modeTone/Pulse selectable in tech mode.
Circuit Description 3. Circuit Description 3-1 Main PBA 3-1-1 Summary The main circuit that consists of CPU, MFP controller (built-in 32bit RISC processor core: ARM946ES) including various I/O device drivers, system memory, scanner, printer, motor driver, PC I/F, and FAX transceiver controls the whole system.
Circuit Description 3-2 Circuit Operation 3-2-1 Clock 1) System Clock Device Oscillator Frequency 12MHz • ARM946ES RISC PROCESSOR: drives PLL internally uses 120MHz and external Bus uses 60 MHz. 2) Video Clock Device Oscillator Frequency 57.0167MHz • Fvd =((PAPER 1SCAN LINE sending time * SCAN effective late /1SCAN LINE DOT #)*4 =(600dpi*600dpi*58.208mm/s*216mm*4)/(25.4mm*25.4mm*76.1%)=28.697MHz •PAPER 1SCAN LINE sending time=SCAN LINE interval/DOCUMENT SPEED (58.
Circuit Description 3-2-3 RISC MICROPROCESSOR 1) RISC MICROCESSOR PIN & INTERFACE(SPGPm) Ball No Pin No Pin Name I/O Description PAD B1 1 SD15 I/O SDRAM Bus Data[15] BD8TARP_TC C2 2 VSS_PLL1 - VSS for Core PLL - D2 3 VDD_PLL1 - VDD for Core PLL (1.
Circuit Description Ball No Pin No Pin Name I/O Description PAD R2 43 nRD O ROM Bus Read_n B4TR_TC 3-4 T1 44 nROMCS0 O ROM Bank0 Select_n B4TR_TC P4 45 nROMCS3 / nIOCS3 / GPO1 O ROM Bank3 Select_n / IO Bank3 Select_n / GPO[1] B4TR_TC R3 46 nWR O ROM Bus Write_n B4TR_TC T2 47 nROMCS1 O ROM Bank1 Select_n B4TR_TC U1 48 ADDR12 O ROM Bus Addr[12] B8TR_TC T3 49 ADDR10 O ROM Bus Addr[10] B8TR_TC U2 50 ADDR13 O ROM Bus Addr[13] B8TR_TC V1 51 ADDR15 O ROM
Circuit Description Ball No Pin No Pin Name I/O Description PAD V10 84 nTxD1 / GPO10 / TDO O UART Tx Data[1] / GPO[10] / Tap Controller Data Out B4TR_TC Y10 85 TESTSE I TESTSE (Normal : 0) SCHMITT_TC Y11 86 VDD_CORE - VDD for CORE (1.
Circuit Description Ball No Pin No Pin Name I/O Description PAD T20 126 VDD_CORE - VDD for CORE (1.
Circuit Description Ball No Pin No Pin Name I/O Description PAD D20 164 VDD_USB - VDD for USB Hard Macro (1.
Circuit Description Ball No Pin No Pin Name I/O Description PAD C9 208 SD23 I/O SDRAM Bus Data[23] BD8TARP_TC 3-8 D9 209 SD24 I/O SDRAM Bus Data[24] BD8TARP_TC A8 210 SD18 I/O SDRAM Bus Data[18] BD8TARP_TC B8 211 SDCLK0 O SDRAM Clock Output0 BD8TARP_TC C8 212 SD20 I/O SDRAM Bus Data[20] BD8TARP_TC A7 213 SD14 I/O SDRAM Bus Data[14] BD8TARP_TC B7 214 SD19 I/O SDRAM Bus Data[19] BD8TARP_TC A6 215 SD11 I/O SDRAM Bus Data[11] BD8TARP_TC C7 216 SD16 I/O
Circuit Description 2) RISC MICROCESSOR PIN & INTERFACE(CIP4) No Pin Name I/O Description Pad Type Current drive 1 GND2 P Vss Supply vss2i - 2 NTEST I Nand Tree Test Mode Selection pticd - 3 TM I Global Test Mode Selection pticd - 4 TEST1 I Test Mode Selection 1 pticd - 5 GND17 P Vss Supply vss3op - 6 TEST2 I Test Mode Selection 2 pticd - 7 XDACK1 I DMA Acknowledge Signal 1 ptis - 8 XDREQ1 O DMA Request Signal 1 phob4 4mA 9 VDD1 P Vdd Supply vdd2i
Circuit Description No Pin Name I/O Description Pad Type Current drive 44 D30 B CPU Data Bus [30] phbst8 8mA 45 D29 B CPU Data Bus [29] phbst8 8mA 46 D28 B CPU Data Bus [28] phbst8 8mA 47 GND20 P Vss Supply vss3op - 48 D27 B CPU Data Bus [27] phbst8 8mA 49 D26 B CPU Data Bus [26] phbst8 8mA 50 D25 B CPU Data Bus [25] phbst8 8mA 51 VDD11 P Vdd Supply vdd3op - 52 D24 B CPU Data Bus [24] phbst8 8mA 53 D23 B CPU Data Bus [23] phbst8 8mA 54 D22
Circuit Description No Pin Name I/O Description Pad Type Current drive 89 nTX_A O Motor Control Tx Channel A phob4 4mA 90 nTX_B O Motor Control Tx Channel A phob4 4mA 91 MOTOR_POL I Motor Polarity ptis 4mA 92 VDD4 P Vdd Supply vdd2i - 93 PItg1 O CIS/CCD PItg1 Signal phob8 8mA 94 PI1 O CIS/CCD PI1 Signal phob8 8mA 95 PI2 O CIS/CCD PI2 Signal phob8 8mA 96 GND9 P Vss Supply vss2i - 97 PIrs O CIS/CCD PIrs Signal phob8 8mA 98 PIcp O CIS/CCD PIsh Sig
Circuit Description No Pin Name I/O Description Pad Type Current drive 134 SRAM_A5 O SRAM Address Bus [9] phob8 8mA 135 GND12 P Vss Supply vss2i - 136 SRAM_A4 O SRAM Address Bus [9] phob8 8mA 137 SRAM_A3 O SRAM Address Bus [9] phob8 8mA 138 SRAM_A2 O SRAM Address Bus [9] phob8 8mA 139 SRAM_A1 O SRAM Address Bus [9] phob8 8mA 140 VDD6 P Vdd Supply vdd2i - 141 SRAM_A0 O SRAM Address Bus [9] phob8 8mA 142 SRAM_nWR O SRAM Write Enable Signal phob8 8mA
Circuit Description No Pin Name I/O Description Pad Type Current drive 179 GPIO27/AFE_D7 B General Purpose Input/Output 2 [7] phbst8 8mA 180 GPIO26/AFE_D6 B General Purpose Input/Output 2 [6] phbst8 - 181 GPIO25/AFE_D5 B General Purpose Input/Output 2 [5] phbst8 8mA 182 VDD16 P Vdd Supply vdd3op 8mA 183 GPIO24/AFE_D4 B General Purpose Input/Output 2 [4] phbst8 8mA 184 GPIO23/AFE_D3 B General Purpose Input/Output 2 [3] phbst8 8mA 185 GPIO22/AFE_D2 B General Purpo
Circuit Description 3-2-4 PROGRAM ROM (FLASH MEMORY) CONTROL 1) DEVICE TYPE No. AM29LU160DB CAPACITY 4 MBYTE (1MB * 16BITS * 2) 2) PROGRAMMING BEFORE ASS’Y EPROM PROGRAMMER or PROGRAMMING at the factory AFTER ASS’Y DOWNLOAD from PC 3) OPERATING PRINCIPLE When the RCSO(ROM CHIP SELECT)signal is activated from the CPU after the POWER is ON, it activates RD SIGNAL and reads the DATA(HIGH/LOW) stored in the FLASH MEMORY to control the overall system. The FLASH MEMORY may also write.
Circuit Description 3-2-5 DRAM CONTROL 1) DEVICE TYPE NO. K4S CAPACITY 16MBYTES (1M * 16BITS * 4Bank * 2) 2) OPERATING PRINCIPLE DRAM can either read or write. The data can be stored in the DRAM only when the power is on. It stores data white the CPU processes data. The address to read and write the data is specified by RAS SIGNAL and CAS SIGNAL. DRAMWE*SIGNAL is activated when writing data and DRAMOE*SIGNAL, when reading. You can expand up to 64MBYTE of DRAM in this system.
Circuit Description 3-2-5-1 SDRAM DRAM read timing Basically the Extended Data Out DRAM is similar to Fast Page Mode DRAM. For FPM, the data are valid only when the nCAS is active while reading the internal data, however, it has a latch that the data will be continuously outputted even after the nCAS is inactivated. While configuring the software, you must set the timing register of SFR considering the clock speed and the DRAM spec.
Circuit Description 3-2-5-2 SDRAM write timing CLOCK 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 HIGH CKE CS RAS CAS ADDR RAa RBb CAa CBb RCc RDd CCc CDd BA0 BA1 *Note 2 A10/AP RAa DQ RCc RBb RDd DAa0 DAa1 DAa2 DAa3 DBb0 DBb1 DBb2 DBb3 DCc0 DCc1 DDd0 DDd1 DDd2 tCDL tRDL WE *Note 1 DQM Row Active (A-Bank) Write (A-Bank) Row Active (B-Bank) Write (B-Bank) Row Active (C-Bank) Row Active (D-Bank) Write (D-Bank) Precharge (All Banks) Write (C-Bank) : Don't ca
Circuit Description 3-2-6 FS781 (FREQUENCY ATTENUATOR) This system used FS741 for the main clock for EMI SUPPRESSION. It spreads the source clock in a consistent bandwidth to disperse the energy gathered in order to attenuate the energy. The capacitor value of the loop filter(PIN 4) is set depending on the source clock used or the spread bandwidth. Refer to FS781 Spec. for detail. 3-2-7 USB (Universal Serial Bus) NS’s USBN9602 is used as the interface IC and 48MHz clock is used.
Circuit Description 3-3 Scanner 3-3-1 SUMMARY This flat-bed type device to read manuscripts has 600dpi CCD as an image sensor. There is one optical sensor for detecting CCD home position and Scan-end position. The home position is detected by a optical sensor which is attached to the CCD Module. The Scan-end position is calculated by numer of motor step. CCD Charge Coupled Device improves productivity and allows a compact design. This machine uses a color CCD. • Minimum Scan Line Time for One Color : 2.
Circuit Description 3-3-2 Key Features Overview (1) 0.
Circuit Description Intelligent scan motor controlloer (1) Automatic acceleration/deceleration/uniform velocity (2) Data memory : 256x16bits = 4Kbits (internal) Auto-Run Automatic CLK_LINE (line processing start control) and •’TG (line scan start control) signal generation| (1)Available resynchronization of øTG signal (2) programmable øTG’s period & CLK_LINE’s occurrence number Processed data output format in DTM(Data Transfer Module) (1)DMA mode : Burst/On-demand mode (2) CDIP I/F : LINE_SYNC, PIXEL_SYS
Circuit Description AIN PI_TG ADC_REFT ADC_REFB 12-bit PI1 EXT SRAM PI2 Sen so r Shadi ng Interface Acqu isitio n A/ D converter AFE_CIP4 Vertical Decimation Shadi ng Correctio n SRAM 1 024 x 8 ( R/G/ B) SRAM_A[ 15:0] SRAM_D[ 15: 0] SRAM_nRD SRAM_nWR Gam ma Correctio n SRAM 8 192 x8 ( 2l ine) Imag e SRAM Processing 256 x 8 Enlarge men t Mo dule / Redu ction SRAM 4096 x16 (2 line ) IRQ Interrupt Contro l Vp eak Contro l Mo to r Con tro l TX_A, B nTX_A, B TX_EN1, EN2 DMA nCS CPU
Circuit Description 3-4 HOST INTERFACE: Referred to IEEE 1284 standard. 3-4-1. Host Interface PARALLEL PORT INTERFACE PART ARM946ES has the Parallel Port Interface Part that enables Parallel Interface with PC. This part is connected to PC through Centronics connector. It generates major control signals that are used to actuate parallel communication. It is comprised of/ERROR, PE, BUSY, /ACK, SLCT, /INIT, /SLCTIN, /AUTOFD and /STB.
Circuit Description 1 2 3 4 5 6 nSTROBE BUSY PPD( 7: 0) BYTE0 nAUTOFD DATA BYTE BYTE1 COMMAND BYTE 1. The host places data on the data lines and indicates a data cycle by setting nAUTOFD 2. Host asserts nSTROBE low to indicate valid data 3. Peripheral acknowledhes host by setting BUSY high 4. Host sets nSTROBE high. This is the edge that should be used to clock the data into the Peripheral 5.
Circuit Description 3-4-2 USB INTERFACE CS RD VVR A0/ALE D[7:0]/AD[7:0] INTR MODE[1:0] RESET Vcc GND Microcontroller Interface Endpoint/Contol FIFOs 48 MHz Status Control RX TX Oscillator Clock XIN XOUT CLKOUT Generator SIE Media Access Controller[MAC] Clock Recovery Physical Layer interface[PHY] USB Event Detect V3.3 Trans ceiver D+ D- VReg AGND Upstream Port 3-4-2-1 Features • Full-Speed USB Node Device • USB transceiver • 3.
Circuit Description CS DATA_IN 0x00 A0 DATA_IN VVR RD DATA_OUT DATA_OUT D[7:0] ADDRESS ADDR 0x3F REGISTERFILE cs A0 RD VVR D[7:0] input out vvrte Address Read Data 3-26 out Burst Read Data
Circuit Description 3-5 Engine Controller 3-5-1. Fuser Control / Thermistor Circuit This circuit controls the heat lamp temperature to fix the transferred toner on the paper. It is comprised of the thermistor that has the negative resistance against the temperature and LM393 (voltage comparator) and transistor for switching. The thermistor has the resistance value reverse proportional to the heat lamp surface temperature.
Circuit Description 3-5-3. LSU Circuit 1) Polygon Motor Unit (actuated by +24V) The polygon motor inside LSU rotates by the ‘PMOTOR’ signal. When it reaches the motor constant velocity section through the initial transient (transient response) section, it sends the ‘nLREADY’ signal to the CPU. The ‘clock’ pin is the pin that receives clock of the required frequency when LSU uses external CLK as the motor rotational frequency. Currently the external clock circuit is located in the HVPS and 1686Hz = 6.
Circuit Description 3-5-7. High Voltage Power Supply 3-5-7-1. Summary It is the high voltage power supply that has DC+24V/DC+5V (used for the image forming device in OA digital picture developing method) as the rated inputs. It supplies electrifying voltage (MHV), supply voltage (SUPPLY), developing voltage (DEV), blade voltage(BLADE) and transferring voltage (THV). Each high voltage supply shows the voltage required in each digital picture process. 3-5-7-2.
Circuit Description 3-5-7-3. Organization of the Device HVPS is comprised of electrification output unit, bias output unit and transfer output unit.
Circuit Description MHV-PWM PWM CONTROL UNIT SWITCHING CONTROL UNIT TRANS MHV REGULATION CIRCUIT OPC FEEDBACK BIAS-PWM BLADE PWM CONTROL UNIT SWITCHING CONTROL UNIT TRANS REGULATION CIRCUIT SUPPLY FEEDBACK DEV 3-31
Circuit Description 3-5-7-4 MHV (Electrification Output Enable) Electrification Output Enable is the electrification output control signal 'PWM-LOW ACTIVE'. When MHV-PWM LOW signal is received, Q401 turns on and the steady voltage will be accepted to the noninverting terminal of OP-AMP 324. As the voltage higher than the inverting reference voltage of OP-AMP, which is set to R405 and R406, OP-AMP output turns high.
Circuit Description 3-5-7-6. THV(THV(+)/THV(-) Output Unit) Transfer(+) output unit is the transfer output control signal 'PWM-LOW ACTIVE'. When THV-PWM LOW signal is received, Q203 turns on and the steady voltage will be accepted to the noninverting terminal of OP-AMP 324. As the voltage is higher than the inverting reference voltage of OP-AMP, OP-AMP output turns high.
Circuit Description 3-5-7-7. Environment Recognition THV voltage recognizes changes in transfer roller environment and allows the voltage suitable for the environment in order to realize optimum image output. The analog input is converted to digital output by the comparator that recognizes the environmental changes of the transfer roller.
Circuit Description 3-6 OPE PBA 3-6-1 SUMMARY OPE Board is separated functionally from the main board and operated by the micom(HT48R50) in the board. OPE and the main use UART (universal asynchronous receiver/transmitter) channel to exchange information. OPE reset can be controlled by the main. OPE micom controls key-scanning and LCD and LED display.
Circuit Description 3-7 LIU PBA 3-7-1. SUMMARY LIU WIRE CONNECTS Main B’D’s MODEM AND LINE PARTS, AND IMPEDANCE MATCHING (AC, DC), RING DETECTION PART and LINE SEIZURE (DIALER). 3-7-2. DC MATCHING PART Normal movement range of LIU is 12mA ~ 9mA. Adapting CTR21 standard, the regulation limits to 60mA CURRENT flow through the terminal. Therefore, select (*:for EU PIT) Option to connect necessary items then the current through LIU will not exceed 60mA.
Circuit Description 3-8 SMPS (Switching Mode Power Supply) Unit. 3-8-1 SMPS Specifications The SMPS (Switching Mode Power Supply) Unit used here is a PWM (Pulse Width Modulation) type power supply unit that supplies DC+5V to controller and control panel, and DC+5V, DC+24V and DC+12V to the engine. It also supplies AC power to fixer heat lamp. No. Output Channel Ch.1 Ch.2 Ch.3 1 Channel Name +5.1V +24.0V +12.0V 2 Rated Output Voltage +5.1V +24.0V +12.0V 3 Rate Output Current 2A 2.5A 0.
Circuit Description 3-8-2 AC Input Stage AC Input power path is consist of the Fuse (F1) for AC current limit, the Varistor (TNR1) for by-passing high Voltage Surge, the discharge resistor(R1), the AC Impalse Noise Filtering Circuit (C2, C4, LF1), the Common Mode Grounding Circuit (C5, C6), the 2’nd noise filter (C7, LF2), and the thermistor (TH1). Wher power is turned on, TH 1 limits Inlush-Current by it’s high resistanle, and When it’s temperature rise, it’s resistance become about Zero ohm.
Circuit Description 3-8-4-2. The Concept of Fixed Lamp Control For fixed lamp control, the logic unit "fuser on" control signal and SMPS unit DC power must be supplied. This circuit turns on only when "fuser on" sends the signal and the DC power is supplied. The following explains how the fixed lamp control circuit works. logic unit "fuser on" sends trigger current to triac driver PC3 LED, then the infrared ray is detected by PC3 photo detector. Next, YC3 triac is conducted.
Disassembly and Reassembly 4. Disassembly and Reassembly 4-1 General Precautions on Disassembly When you disassemble and reassemble components, you must use extreme caution. The close proximity of cables to moving parts makes proper routing a must. If components are removed, any cables disturbed by the procedure must be restored as close as possible to their original positions. Before removing any component from the machine, note the cable routing that will be affected.
Disassembly and Reassembly 4-3 Scanner Ass'y 1. Before you remove the Scanner Ass'y, you should remove: - Rear Cover (see page 4-1) 4. Open the Side Cover assembly first to open the Front cover. In the other words, close the front cover first to assembly it. . 2. Remove the six screws and take out the Shield Main Upper.Unplug the one connector and CCD cable.
Disassembly and Reassembly 6. Pull up the Scanner Ass'y in the direction of arrow. 9. Remove the three screws securing the Platen Ass'y. 7. Remove the connector from the Platen Ass'y. 10. Pull the OPE Ass'y and unplug the one connector. 8. Open the ADF Ass’y in the direction of arrow. Pull the ADF Ass'y upward and remove it. 11. Remove the five screws securing the Platen Ass'y.
Disassembly and Reassembly 12. Unlatch the Scan Upper Ass'y securing the glass and remove it. 14. Remove the four screws and Channel Base Frame. Channel Base Frame Notice : When foreign material enters into the Scan Assy, it may cause problems in product performance and deteriorate scan image. Therefore, you should always dismantle or assemble it at a clean place. 13. Remove the two scews and pull the Dummy Upper Ass’y. 15. Remove the five screws and Dummy ScanLower.
Disassembly and Reassembly 16. Remove the CCD cable. 18. Remove three screws and take out the Motor Bracket. 17. Pull up the Shaft CCD and take out the Scanner Module. 19. Remove the OPE Harness from the Platen PBA. Remove two screws and take out the Platen PBA.
Disassembly and Reassembly 4-4 ADF Ass'y 1. Before you remove the ADF Ass'y, you should remove: - Rear Cover (see page 4-1) - Scanner Ass'y (see page 4-2) 4. Pull the ADF Ass'y upward and remove it. 2. Remove the five screws from the Platen Cover. Platen Cover Ass’y Platen Cover Ass’y 3. Open the Cover open and pull the Cover Side L and Cover Side R and unlatch the Side Cover L by pushing the part hooked the Platen Cover using a sharp tool.
Disassembly and Reassembly 6. Take out the Pick-up Ass’y. Remove the four screws and the ADF Upper. 7. Remove three screws and take out the ADF Motor ass'y.
Disassembly and Reassembly 4-5 OPE Ass'y 1. Before you remove the OPE Ass'y, you should remove: - Rear Cover (see page 4-1) - Scanner Ass'y (see page 4-2) 2. Remove ten screws securing the OPE PBA and the LCD Module from the OPE Cover. 3. Remove the contact rubbers from the unit. 4-8 4. Remove the key pad from the unit.
Disassembly and Reassembly 4-6 Side Cover Ass'y 1. Remove the two screws to release the Stopper(Main Frame side) securing the Side Cover to the Main Frame. * MP-Tray 1. Pull the both side of the part to dissemble it. 1 1 2. Completely open the Side Cover Ass’y, and after pull the part to the arrow direction (to the top), pull the part to the arrow direction (inner side). 2 2. As the part, make the Tray-Case and the Tray-Link in rectangular position to dissemble the Tray-Case from the Tray Link.
Disassembly and Reassembly * Duplex Ass’y * Transfer Roller Ass’y 1. Unite the part and home to the projection part of the Side Cover assembly, and widen them from each other to dissemble the Side Cover Ass’y. 1. Take out the Transfer Roller, as shown below.
Disassembly and Reassembly 4-7 Fuser Ass'y 1. Before you remove the Fuser Ass'y, you should be power off and remove: - Side Cover Ass'y (see page 4-9) 2. Remove the one screw and take out the Cover Sheet Connector. 6. Remove the two screws and take out the Halogen Lamp. Halogen Lamp 5. Remove the four screws and take out the Thermostat. Thermostat 3. Unplug the one connector. 7. After remove the two screw and open the Lower Ass’y froward tack out the Heat Roller Ass’y from Upper Fuser Ass’y. 4.
Disassembly and Reassembly 4-8 Exit Ass'y 1. Before you remove Exit Ass'y, you should remove: - Rear Cover (see page 4-1) - Scanner Ass'y (see page 4-2) 3. Pull the exit ass’y and remove it. 2. Remove four screws, and then untile the harness from the Exit Upper. Unplug four connectors and unlatch the Dummy Base Frame, as shown below. 4-9 Cover Paper Exit Ass'y 1. Before you remove the Cover Paper Exit Ass'y, you should remove: - Rear Cover (see page 4-1) - Scanner Ass'y (see page4-2) 2.
Disassembly and Reassembly 4-10 Drive Ass'y 1. Before you remove the Drive Ass'y, you should remove: - Rear Cover (see page 4-1) - Shield Main Upper (see page 4-2) 3. Remove the one screw and take out the Fan and Dust Fan. 2. Unplug the two connectors. (Main Motor:9pin, Duplex Solenoid : 2pin) Fan Dust Fan 4. Remove the five screws and take out the Drive Ass'y.
Disassembly and Reassembly 4-11 SMPS 1. Before you remove the LSU, you should remove: - Rear Cover (see page 4-1) - Scanner Ass'y (see page 4-2) - Cover Paper Exit Ass’y(see page 4-12) 3. Unplug the all connectors. 2. Remove three screws and take out the Shield SMPS Upper. 4. Remove the SMPS, as shown below.
Disassembly and Reassembly 4-12 LSU (Laser Scaning Unit) 1. Before you remove the LSU, you should remove: - Rear Cover (see page 4-1) - Scanner Ass'y (see page 4-2) - Cover Paper Exit Ass’y (see page 4-12) 3. Remove the three screws and take out the LSU. LSU 2. Unplug the two connectors.
Disassembly and Reassembly 4-13 Cover Exit Rear 1. Before you remove the Cover Exit Rear, you should remove: - Rear Cover (see page 4-1) - Scanner Ass'y (see page 4-2) - Exit Ass'y (see page 4-12) - Cover Paper Exit Ass’y(see page 4-12) - SMPS (see page 4-14) 2. Remove the one screw and take out the Panel Connect MPF. 4-16 3. Remove the one screw and Cover Exit Rear, as shown below.
Disassembly and Reassembly 4-14 Main Frame Ass'y 1. Before you remove the LSU, you should remove: - Rear Cover (see page 4-1) - Scanner Ass'y (see page 4-2) - Side Cover Ass'y (see page 4-9) - Fuser (see page 4-11) - Exit Ass'y (see page 4-12) - Cover Paper Exit Ass’y(see page 4-12) - SMPS (see page 4-14) - LSU (see page 4-15) 4. Unplug the all connectors. 2.
Disassembly and Reassembly 4-15 MP Ass'y 1. Before you remove the MP Ass’y, you should remove: - Rear Cover (see page 4-1) - Shield Main Upper (see page 4-2) - Side Cover Ass'y (see page 4-9) 4. remove the three screws. 2. Unplug the two connectors. 3. Remove the one screw and take out the Dummy Cover. 5. Release the SMPS fit. Pull the MP Ass'y upward and remove it.
Disassembly and Reassembly 4-16 Feed Ass'y 1. Before you remove the Feed Ass’y, you should remove: - Rear Cover (see page 4-1) - Scanner Ass'y (see page 4-2) - Side Cover Ass'y (see page 4-9) - Exit Ass'y (see page 4-12) - Cover Paper Exit Ass’y(see page 4-12) - LSU (see page 4-15) - Main Frame Ass’y (see page 4-17) 3. Pull the Feed Ass'y upward and remove it. Feed Ass’y 2. Remove the three screws.
Disassembly and Reassembly 4-17 Pick Up Ass'y 1. Before you remove the Pick Up Ass’y, you should remove: - Rear Cover (see page 4-1) - Shield Main Upper (see page 4-2) - Drive Ass'y (see page 4-13) 4. Remove the four screws and take out the Pick Up Ass'y, as shown below. 2. Unplug the three connectors. Guide Paper Out Pick-up Ass’y 3. Remove the two screws and take out the Cassette Rail.
Disassembly and Reassembly 4-18 Main PBA 1. Before you remove the Main PBA, you should remove: - Rear Cover (see page 4-1) - Side Cover Ass'y (see page 4-9) - Cover Paper Exit Ass’y(see page 4-12) - SMPS (see page 4-14) 3. Remove the five screws and take out the main PBA from the Shield Main Lower. Main PBA 2. Remove the two screws and take out the Shield Main Lower. Shield Main Lower 4. Remove the one screw and unlatch the LIU PBA securing the main PBA and remove it.
Troubleshooting 5. Troubleshooting In this chapter, it was mentioned about the functions for maintaining the product, how to find the causes of the inferiority, and troubleshooting method. 5-1 Preventative Maintenance The cycle period outlined below is a general guideline for maintenance. The example list is for an average usage of 50 transmitted and received documents per day. Environmental conditions and actual use will vary these factors. The cycle period given below is for reference only.
Troubleshooting ERROR MESSAGE DESCRIPTION SOLUTION INVALID CARTRIDGE You have used unauthorised cartridge. You must use a Samsung approved cartridge. LINE BUSY The remote FAX didn’t answer Try again. LOAD DOCUMENT You have attempted to set up a sending operation with no document loaded. Load a document and try again. MEMORY FULL The memory has become full.
Troubleshooting 5-3 Tech Mode 5-3-1 How to Enter Service Mode In service mode (tech) mode, the technician can check the machine and perform various test to isolate the cause of a malfunction. To enter the Tech mode, press MENU, #, 1, 9, 3, 4 in sequence, and the LCD briefly displays ‘T’, the machine has entered service (tech) mode. While in Tech mode, the machine still performs all normal operations.
Troubleshooting 5-3-3 MEMORY CLEAR CLEAR ALL MEMORY The function resets the system as its very first condition as setting in at the factory. This function is needed to operate to reset the system to the initial value when the product is abnormally operated or malfunction. All the values are returned to the default values, and all the information, which set in by user, will be erased. < Method > 1. Select the [MEMORY CLEAR] at the TECH MODE. 2. Push the ENTER button. 3. Select you country. 4.
Troubleshooting ANSWER ON CNG The function is to control the CNG TONE cognition times for entering receiving mode from the AUTO MODE or ANS/FAX MODE CLEAR COUNT This function erases information of history such as replacement times of Developing part and OPC drum, total printing pages, scan times, and etc. • The items are in the below section of the System Data List, printed at TECH MODE. • PASSWOEED: 1934 • Current Drum Page Count cannot be erased.
Troubleshooting SWITCH TEST Use this feature to test all keys on the operation control panel. The result is displayed on the LCD window each time you press a key. NOTIFY TONER LOW With this feature enabled, when the toner becomes low, the toner low information will be sent to ta specified contact point, for example, the service company.
Troubleshooting 5-3-5 REPORT/HELP MSG. CONFIRM It shows the result of the last send operation. PROTOCOL LIST This list shows the sequence of the CCITT group 3 T.30 protocol during the most recent sending or receiving operation. Use this list to check for send and receive errors. If a communication error occurs while the machine is in TECH mode, the protocol list will print automatically.
Troubleshooting 5-3-6 Firmware Upgrade It is a new Firmware, and there are two Upgrade methods by local and remote. 5-3-6-1 Local Machine RCP(Remote Control Panel) mode This method is for Parallel Port.or USB Port Connect to PC and activate RCP(Remote Control Panel) to upgrade the Firmware. < Method > How to Update Firmware using RCP 1. Connect PC and Printer with Parallel Cable or USB Cable. 2. Execute RCP and select Firmware Update.
Troubleshooting 5-4 ENGINE TEST MODE The Engine Tests Mode supplies useful functions to check conducting condition of engine. It tests the conducting condition of each device and displays the result of the test at the LCD. It is classified in 6. items (0~5), and the functions of items are as bellows. 5-4-1 To enter the Engine Test Mode Press MENU, #, 1, 9, 3, 1 in sequence, and the LCD briefly displays ‘T’, the machine has entered service (tech) mode. 5-4-2 Diagnostic Remark No . Sub No .
Troubleshooting 5-5 Troubleshooting 5-5-1 Scanner 5-5-1-1 COPY PROBLEM White copy Black copy Defective image quality Abnormal noise 5-10 ITEMS TO BE CHECKED. HOW TO SOLVE • Check the Scan-Cover open. • Room light can transit a thin original. • Check shading profile. • Remake shading profile in the tech mode. • Check white/black reference voltage in Main PBA. • Replace U16 if it is defective. - U16-97 = 2.5V - U16-98 = 3.3V - U16-99 = 1.5V • Check turning the CCD Lamp on when operating.
Troubleshooting 5-5-1-2 PC-Scan PROBLEM Scanning Error Defective image Quality Abnormal noise ITEMS TO BE CHECKED. HOW TO SOLVE • Check the printer cable installed. • Check correct installation, and use standard IEEE1284 cable. • Check how TWAIN driver is installed. • Remove any other scanner driver. • Reboot after reinstallation of the TWAIN driver. • Check the printer port(Parallel). • Check the parallel-port-related items in the CMOS Setup.
Troubleshooting 5-5-2 FAX 5-5-2-1 FAX/TELEPHONE Precautions PROBLEM TEL LINE CANNOT BE ENGAGED (NO DIAL TONE) ITEMS TO BE CHECKED. • When you press “ OHD” key: a) Check line cord connection. b) Check MAIN LIU harness, and CN1 (LIU PBA). c )Check relay operation of LIU PBA : Is the control signal of CN20-7(main) low? HOW TO SOLVE a) insert it correctly into the connection jack called “line”. b) Replace defective parts. c) Replace main PBA IF the control signal of CN20-7(main) is high.
Troubleshooting 5-5-3 Print Quality Error Status Vertical black line and band Check Solution 1. Bad blade of Toner cartridge 2. LSU 1. Change Toner cartridge 2. Replace LSU 1. LSU window contamination 2. Toner cartridge 1. Clean LSU window 2. If not LSU, change Toner cartridge. 1. Seal tape is removed? 2. GND OPC is well grounded? 1. Removing seal tipe 2. Measure the resistance between frame ground and the ground spring attached frame. Confirm stable ground.
Troubleshooting Error Status Background Check Solution 1. High voltage output is normal? 2. C/R of Toner cartridge is contaminated? 1. Adjust to the rated status. 2. Replace Toner cartridge. 1. High voltage output. 2. Pre-Transfer Lamp. 3. Bad high voltage contact. 1. Check every high voltage. 2. Check the turn-on PTL, LED crash. 3. Clean the inside machine or replace toner cartridge. 1. Contamination of transfer roller. 1. Clean the transfer roller with vaccum cleaner. 2.
Troubleshooting Error Status Partial blank image (periodic) Different image density (left and right) Horizonral band Digital Printer Digital Printer Digital Printer Digital Printer Digital Printer Check Solution 1. Develope roller scar or particle. 2. Scar or particle. (94 mm) 3. Transfer roller scar or particle . (47 mm) 1~2. Replace toner cartridge. 1. Charge roller’s pressure force unbalance 2. Dev. roller and OPC or Dev. roller and blade’s pressure force unbalance 3.
Troubleshooting No Image Digital Printer Digital Printer Digital Printer Digital Printer Digital Printer No image? A on next page NO YES Self test pattern prints? YES Check connection to computer or replace controller NO Self testing is possible ? NO Retest after replacing the connector or controller board YES Take out the cartridge and prepare the tester for electronic connection Is the OPC terminal of machine is well-connected to Frame? NO Repair or replace the GND terminal YES Does the v
Troubleshooting A Transfer voltage OK? (on the transfer roller shaft) NO YES Are the connection terminal and connection correct? NO Repair or replace terminal YES Replace HVPS or repair defective component Developing (-300V) and supplying (-450V) voltage are OK? NO Is the connection terminal OK? NO Repair or replace terminal YES YES Replace HVPS or repair defective component Does the counter indicate over the toner's guaranty life YES Replace the toner cartridge 5-17 NO Transfer roller mi
Troubleshooting All Black Digital Printer Digital Printer Digital Printer Digital Printer Digital Printer All black in printing area? NO YES Does the video data line to LSU transit to High/Low when printing? NO YES Check the path among video controller, engine board, HVPS, LSU for the shortage or open -> Repair or replace the boards Replace LSU Is charge voltage supplied from HVPS? NO Repair or replace HVPS YES Is the Hsync/ signal received in LSU? NO Replace LSU YES Charge part's contact
Troubleshooting Vertical White Line (Band) Digital Printer Digital Printer Digital Printer Digital Printer Digital Printer White line missing definitely? YES Dirt of dust stuck onto the window of internal lens of LSU -> Clean it or replace LSU Preventive obstacles through the path between OPC of developer and LSU prevent the path -> Remove the obstacles 5-19 NO Check if the printout is still has the same problem even right after passed through the transfer roller NO YES Toner material might be stu
Troubleshooting Dark Image Digital Printer Digital Printer Digital Printer Digital Printer Digital Printer NO Dark selected via RCP? YES Change to Normal and test NO Same at Normal? END YES Works cor with -300V of Bias voltage? NO Repair or replace the defective component YES Works correctly after replaced LSU? NO Toner over supply due to the adjustment fault of metering blade in developer -> Replace developer YES The power of LSU is set high or internal problem -> Replace LSU or adjust volu
Troubleshooting Background Digital Printer Digital Printer Digital Printer Digital Printer Digital Printer Recommended paper used? NO Print 20 to 30 pages using the recommended paper YES - Adjust voltage or replace HVPS - Repair or replace after checking the terminals' contacts NO Transfer, charge and developing voltage are OK? YES Same problem occurs? NO END NO Replace the toner cartridge YES Operating/ storage atmosphere is too high temperature /humidity? YES Solve the problem under the r
Troubleshooting Ghost Digital Digital Printer Printer Digital Digital Printer Printer Digital Digital Printer Printer Is it regular interval of 95mm? NO YES Replace PTL assembly NO Is it regular interval of 45mm? Is it regular interval of 58mm? (as transfer roller interval) NO YES YES A specific part of the transfer roller has ruined or its resistance value is changed -> Replace transfer roller PTL lamp works OK? YES Transfer roller cannot force regularly due to the gears eccentricity of tran
Troubleshooting Black Spot Digital Printer Digital Printer Digital Printer Digital Printer Digital Printer Is it regular interval of 38mm? NO YES The problem occured since the obstacles stuck to charge roller -> Clean the Charge Roller and then reprint.
Troubleshooting Horizontal Band Digital Printer Digital Printer Digital Printer Digital Printer Digital Printer Digital Printer Digital Printer Digital Printer Digital Printer Digital Printer Black band? NO Black band is far about 95mm from white band? NO YES The OPC is damaged under the direct sunlight for around 5 minutes -> If the same problem persists in 10 hours, replace the developer Problem of internal contacts in OPC -> Replace developer The black band has regular interval? NO This occur
Troubleshooting Irregular Density OK after taking out and rocking the toner cartridge? YES NO When gray pattern printing, irregular density persists? NO YES transfer/ charge/developing voltage drops while printing? NO YES Defective agitator in the toner supplying part of developer ->Replace the developer Check if the 'guide deve spring' works OK and repair/repalce Check high voltage output and repair/ replace terminals, HVPS It is over the guaranty life of toner cartridge (Check the counter and
Troubleshooting White Spot Digital Printer Digital Printer Digital Printer Digital Printer Digital Printer Is it regular interval of 95mm? YES Obstacles stuck on OPC's surface -> Clean the OPC and machine or replace developer NO Transfer voltage is normal? NO Too high voltage supplied due to the setting error of transfer voltage -> Adjust/replace HVPS YES D/R in developing unit has the defect -> Replace the developer When putting in/out the developer, scratch is made -> Replace the developer 5-26
Troubleshooting Trembling at the End When OHP Printing Recommended OHP film used? NO Use the recommended film YES Inserted over than 10 films into the MPF? YES When multi-page OHP printng, less than 10 films are guranteed.
Troubleshooting Poor Fusing Grade After printing NO completed, any error related fuser? YES Both ends of thermostat open? The machine placed under the severe low tempera ture for a long time? YES NO NO While printing, the voltage of pin 60 of U36 (CPU) on Main PBA is 2.1V - 2.6V? NO Thermistor's contact is OK? NO YES YES Re-assemble thermistor Place the machine at normal temperature and re-test YES Replace thermostat and re-test Open the top cover.
Troubleshooting 5-5-4 Malfunction Error Status No power Check 1. Check power is supplying 2. Check fuse F1 open Fuser Error 1. Thermostat open Solution 1. If supplying power differs from machine’s power rating, replace the machine. 2. Replace it. 2. AC wire open 3. Thermistor wire open 4. Main PBA 1. Detach AC connector and measure the resistane between pin 1 and 2. If it is megohm, thermostat is open, Replace it. 2. Check bad connector contact or wire is cut. 3.
Troubleshooting Error Status Check Solution Jam 2 at face-down tray 1. Then paper is not drawn in because of the stack of papers in the Out tray. 2. Does it curl while coming out? 1. Load recommended quantity of papers Clutch error 1. Check the spring of solenoid 2. Check the armature assembly/cushion 1. Check whether the spring is expanded or not. 2. Check armature is well installed. It may be unstable assemble. 3. Remove the Main PBA. 3. Electrical check High voltage error 1.
Troubleshooting No Power (LCD NO display LED Off) Plug in the power cord? NO Check the voltage first and plug the power cord YES The power NO voltage supplying is the same as rating? Supply the power as the rating YES The fan revolves when powered on? Connections NO on board are OK? NO YES YES LEDs blink once when powered on? NO Fuse of SMPS if open? YES Repair/replace the board 5-31 NO Replace the fuse YES YES Shortage on the OPE panel board? Re-connect firmly and re-test NO The
Troubleshooting Fuser Error Measure the resistance at the both ends of AC Line with covers open NO Less than 10W? Thermostat is open due to the heat etc. -> Replace the thermostat YES Remove the covers AC is being supplied? NO Re-assemble the top cover and close it The voltage of pin #6 of U5 on the Main PBA is about 3.2V? If not check the CN4 on the power board. YES The voltage of pin #60 of U36 (CPU) on the Main PBA is about 2.
Troubleshooting Paper Jam (Mis-Feeding) Sounds the solenoid on when starts print? NO The solenoid defected -> Replace it YES Does the paper move? The Main PBA board defected -> Replace boards NO The pick-up unit is assembled wrong -> Re-assemble or replace the unit YES Does the paper move more than NO 100mm? Too many papers in the feeder? YES Feeder sensor is assembled reverse? YES NO The sensor and Main PBA defected -> Repair/replace Reduce the amount and re-test YES Switch them Paper
Troubleshooting Paper Jam(Jam 1) Paper NO stopped before the OPC? Paper NO stopped before the fuser? YES YES The actuator of NO paper exit sensor works OK? Check the actuator exists and its operation and around the Main PBA -> Replace YES Check the LSU and if it has the defect replace it Is the paper rolled around the presseure roller? Feeds NO multiple pages? NO YES YES Remove the fuser, remove the paper and replace the pressure roller, if necessary Severe skew when feeding? NO YES Adjus
Troubleshooting Engine Error Check CBF Harness-CN7 (Main B'D to LSU) NO Try again to connector or Replace connector YES Check Main B'D CN7-9, P_MOTOR Signal ( ) NO Replace Main PBA YES Check Main B'D CN7-8, LREADY Signal ( ) NO Replace LSU YES Check Main B'D CN7-4, LDON Signal ( ) NO Replace Main PBA YES Check Main B'D CN7-1, HSYNC Signal ( ) YES END 5-35 NO Replace LSU
Troubleshooting 5-5-5 Toner Cartridge and Drum Cartridge Service It is not guaranteed for the default caused by using other toner and Drum Cartridge cartridge other than the cartridge supplied by the Samsung Electronic or caused by non-licensed refill production. Precautions on Safe-keeping of the Drum Cartridge Excessive exposure to direct light more than a few minutes may cause damage to the cartridge.
Troubleshooting 5-5-5-1 Signs and Measures at Poor toner cartridge Fault Light image and partially blank image (The life is ended.) Digital Printer Digital Printer Digital Printer Digital Printer Digital Printer Toner Contamination Signs • The printed image is light or unclean and untidy. • Some part of the image is not printed. • Periodically a noise as "tick tick" occurs. • Toner is fallen on the papers periodically. • Contaminated with toner on prints partly or over the whole surface.
Troubleshooting Fault White Black spot Digital Printer Digital Printer Digital Printer Digital Printer Digital Printer Signs • Light or dark black dots on the image occur periodically. • White spots occur in the image periodically. Cause & Check 1. If light or dark periodical black dots occur, this is because the developer rollers are contaminated with foreign substance or paper particles. (1)37.7mm interval : Charged roller (2)94.3mm interval : OPC cycle 1.
Troubleshooting Fault Ghost & Image Contamination Signs • The printed image is too light or dark, or partially contaminated black. • Totally contaminatedblack. (Black image printed out) 5-39 Cause & Check Solution 1. The printed image is too light or dark, or partially contaminated black. (1)Check whether foreign sub stance or toner are stuck to the terminal(point of contact) of the developer. (2)Check whether the terminal assembly is normal. 1.
Troubleshooting 5-5-6 The cause and solutions of bad environment of the software 5-5-6-1 The printer is not working (1) • Description : While Power turned on, the printer is not working in the printing mode. Check and Cause Solution 1. Check if the PC and the printer is properly connected and the toner cartridge installed. 1. Replace the printer cable. If the problems not solved even after the cable replaced, check the amount of the remaining tone. 2. Printing is nor working in the Windows. 2.
Troubleshooting 5-5-6-3 Abnormal Printing • Description : The printing is not working properly even when the cable has no problem. (even after the cable is replaced) If the printer won't work at all or the strange fonts are repeated, the printer driver may be defective or wrong setup in the CMOS Setup. Check and Cause Solution 1. Set up the parallel port in the CMOS SETUP. 1. Select SPP(Normal) or ECP LPT Port the among ECP, EPP or SPP in the CMOS Setup. 2. Printer Driver Error. 2.
Exploded Views and Parts List 6. Exploded View & Parts List 6-1.
Exploded Views and Parts List Main Parts List NO 1 1-1 1-2 DESCRIPTION SEC CODE Q’TY SA REMARK SCANNER ASS’Y JC96-02723A 1 O SCX-5315F SCANNER ASS’Y JC96-02745A 1 O SCX-5115 SCANNER ASS’Y JC96-02787A 1 O SCX-5015 ELA HOU-ADF ASS’Y JC96-02742A 1 X SCX-5315F/5115 MEA UNIT-PLATEN COVER ASS’Y JC96-02750A 1 X SCX-5015 ELA HOU-PLATEN ASS’Y JC96-02754A 1 X SCX-5315F ELA HOU-PLATEN ASS’Y TBD 1 X SCX-5115/5015 2 MEA UNIT-COVER PA EXIT ASS’Y JC97-01556B 1 O 2-1 PMO-TRA
Exploded Views and Parts List NO SEC CODE Q’TY SA PBA MAIN-MAIN JC92-01479A 1 O SCX-5315F PBA MAIN-MAIN JC92-01480A 1 O SCX-5115/5015 PMO-CONNECT PAPER MFP JC63-00215A 1 X SCX-5315F PMO-CONNECT PAPER MFP JC63-00215B 1 X SCX-5115/5015 21 ELA HOU-DUCT FAN JC96-02311A 1 X 21-1 FAN-DC JC31-00012A 1 O 21-2 PMO-DUCT FAN JC72-00807A 1 X 22 SHEET-OVERLAY(ENGLISH) JC63-00218A 1 O SCX-5315F SHEET-OVERLAY(ENGLISH) JC63-00212A 1 O SCX-5115/5015 SHEET-OVERLAY(SPANISH)
Exploded Views and Parts List NO DESCRIPTION SEC CODE Q’TY SA 44 PMO-CAM JAM REMOVE JC72-00799A 1 O 45 PMO-LOCKER DEVE JC72-00805A 1 O 46 PMO-LEVER JAM REMOVE JC72-00804A 1 O 47 IPR-SHIELD SMPS LOWER JC70-00247A 1 X 48 GEAR-PICK-UP JC66-00335A 1 O 49 PMO-BEARING SHAFT JC72-41191A 1 X 50 GEAR-TRANSFER JC66-40947A 1 O 51 MEC-ROLLER TRANSFER JC75-00148A 1 O 52 MEA UNIT-HOLDER GEAR ASS’Y JC97-01573A 1 O 52-1 SPRING ETC-PLATE TR JC61-70203A 1 X 52-2 SPRING
Exploded Views and Parts List 6-2.
Exploded Views and Parts List Platen Ass’y Parts List NO 0 1 DESCRIPTION SEC CODE Q’TY SA ELA HOU-PLATEN ASS’Y JC96-02754A 1 X SCX-5315F ELA HOU-PLATEN ASS’Y TBD 1 X SCX-5115/5015 MEA UNIT-SCAN UPPER ASS’Y TBD 1 O 1-1 A/S MATERAL-DUMMY UPPER ASS’Y JC81-00426A 1 O 1-1-1 MCT-GLASS ADF JC74-00019A 1 X 1-1-2 LABEL(L)-REGISTRATION EDGE (L) JB68-00469A 1 X 1-1-3 PMO-DUMMY UPPER JC72-00759A 1 X 1-1-4 SHEET-DUMMY UPPER JC63-00074A 1 X 1-2 LABEL(R)-REGISTRATION EDGE (R)
Exploded Views and Parts List NO DESCRIPTION SEC CODE Q’TY SA REMARK 2-22 CBF SIGNAL-CCD FFC JC39-00236A 1 O 2-23 CBF HARNESS-SCAN MOTOR JB39-00077A 1 X ELA HOU-OPE CVER ASS’Y JC96-02172B 1 O SCX-5315F ELA HOU-OPE CVER ASS’Y JC96-02632B 1 O SCX-5115/5015 3-1 PMO-OPE COVER JC72-00756A 1 O 3-2 RMP-RUBBER FUNCTION JC73-00092A 1 O 3-3 RMO-RUBBER TEL JC73-00043A 1 O 3-4 PMO-KEY TEL JC72-00452B 1 O 3-5 RMO-RUBBER SCROLL JC73-00044A 1 O 3-6 PMO-KEY FUNCTION(A)
Exploded Views and Parts List 6-3.
Exploded Views and Parts List ADF Ass’y Parts List : SCX-5315F Only NO DESCRIPTION SEC CODE Q’TY SA REMARK SCX-5315F/5115 0 ELA HOU-ADF ASS’Y JC96-02750A 1 X 1 MEC UNIT-PLATEN COVER ASS’Y JC96-02722A 1 O 1-1 PMO-TX STACKER JC72-00745A 1 O 1-2 IPR-WASHER SPRING CY JF70-10616A 2 X 1-3 PMO-DOC GUIDE L JC72-00839B 1 O 1-4 PMO-DOC GUIDE R JC72-00838B 1 O 1-5 GEAR PINION JF72-41354A 1 X 1-6 MEA UNIT-HINGE JC97-01731A 2 O 1-7 ROLLER EXIT JC73-00091A 2 X 1-8 IPR-
Exploded Views and Parts List ADF Ass’y Parts List(Cont.
Exploded Views and Parts List 6-4.
Exploded Views and Parts List Side Cover Ass’y Parts List NO DESCRIPTION SEC CODE Q’TY SA 0 ELA HOU-SIDE COVER ASS'Y JC96-02183B 1 O 1 MEA UNIT-DUPLEX ASS'Y JC97-01578A 1 X 1-1 PMO-GUIDE DP SIDE JC72-00806A 1 X 1-2 RING-CS 6044-000001 2 X 1-3 SPRING-FUSER EXIT JC61-70976A 2 X 1-4 GEAR-DUP IDLER 17 JC66-00341A 3 X 1-5 GEAR-MP/DUP DRV JC66-00346A 1 X 1-6 IPR-BRKT G DUP JC70-00233A 1 X 1-7 PMO-GP LOWER DP JC72-00732A 1 X 1-8 PMO-SHAFT DUP DRIVER JC72-00764A
Exploded Views and Parts List 6-5.
Exploded Views and Parts List Cassette Ass’y Parts List NO SEC CODE Q’TY SA REMARK MEC-CASSETTE ASS'Y(LETTER) JC97-01733A 1 O USA Ver. MEC-CASSETTE ASS'Y(A4) JC97-01734A 1 O Europe Ver.
Exploded Views and Parts List 6-6.
Exploded Views and Parts List Exit Ass’y Parts List NO DESCRIPTION SEC CODE Q’TY SA 0 MEC-EXIT ASS'Y JC75-00145A 1 O 1 PMO-GUIDE-EXIT UPPER JC72-00708A 1 X 2 PMO-GUIDE-EXIT LOWER JC72-00710A 1 X 3 PMO-GUIDE-JAM REMOVE JC72-00712A 1 X 4 MEC-ROLLER EXIT DRV JC75-00127A 2 O 5 PMO-ROLLER DECURL JC72-00833A 4 O 6 PMO-PULLEY DUPLEX JC72-40980A 2 X 7 BELT-TIMING GEAR 6602-001084 1 X 8 GEAR-DUPLEX JC66-40912A 1 X 9 PMO-BEARING LARGE DP JC72-40978A 1 X 10 PMO-
Exploded Views and Parts List 6-7.
Exploded Views and Parts List Feeder Ass’y Parts List NO DESCRIPTION SEC CODE Q’TY SA 0 MEC-FEED ASS'Y JC75-00143A 1 O 1 PMO-FRAME FEED JC72-00821A 1 X 2 GEAR-FEED JC66-00332A 1 X 3 GEAR-MP/DUP DRV JC66-00346A 1 X 4 ICT-SHAFT FEED JC70-00267A 1 X 5 PMO-BUSHING_P/U,MP JC72-41364A 1 X 6 RING-E 6044-000125 2 X 7 RING-CS 6044-000001 1 X 8 PMO-BRKT FEED JC72-00720A 1 X 9 PMO-ROLLER FEED JC72-00727A 1 O 10 PMO-HOLDER PINCH C JC72-00723A 1 X 11 PMO-HOLD
Exploded Views and Parts List 6-8.
Exploded Views and Parts List MP Ass’y Parts List NO DESCRIPTION SEC CODE Q’TY SA 0 ELA HOU-MP ASS'Y JC96-02182A 1 O 1 SCREW-TAPTITE 6003-000119 2 X 2 SCREW-TAPTITE 6003-000266 1 X 3 RING-E 6044-000125 2 O 4 SOLENOID-MP JC33-00006A 1 O 5 SPRING--CAM MP JC61-00003A 1 O 6 SPRING-PICK UP MP JC61-00041A 1 X 7 SPRING-KNOCKUP,MP JC61-00483A 1 O 8 IPR-BRACKET SOLENOIDE JC70-00237A 1 X 9 PMO-HOLDER CAM MPF JC72-00055A 1 X 10 PMO-GEAR P/U MPF JC72-00056A 1
Exploded Views and Parts List 6-9.
Exploded Views and Parts List Base Frame Parts List NO SEC CODE Q’TY SA ELA HOU-BASE FRAME JC96-02818A 1 X SCX-5315F ELA HOU-BASE FRAME JC96-02818B 1 X SCX-5115 1 SCREW-TAPTITE 6003-000196 5 X 2 SCREW-TAPTITE 6003-000269 2 X 3 SCREW-TAPTITE 6003-001256 4 X 4 SPRING ETC-TORSION JC61-00486A 1 X 5 FOOT-ML80 JC61-40001A 2 O 6 CAM-CATCH JC66-00050A 1 X 7 IPR-CHANNEL BASE FRAME JC70-00239A 1 X 8 IPR-GROUND PLATE A(OPC) JC70-00240A 1 O 9 IPR-GROUND PLATE B(B
Exploded Views and Parts List 6-10.
Exploded Views and Parts List Pick-up Ass’y Parts List NO DESCRIPTION SEC CODE Q’TY SA 0 ELA HOU-PICKUP ASS'Y JC96-02715A 1 O 1 IPR-GND FEED JC70-00238A 1 X 2 IPR-GND INPUT JC70-00235A 1 O 3 IPR-GUIDE INPUT JC70-00222A 1 O 4 PMO-ACTUATOR EMPTY JC72-00719A 1 O 5 PBA SUB-TONER_TX JC92-01359A 1 O 6 PBA SUB-PTL JC92-01361A 1 O 7 PMO-FEED SENSOR JC72-00721A 1 X 8 PMO-GUIDE PAPER JC72-00722A 1 X 9 PMO-HOLDER SENSOR FEED JC72-00726A 1 X 10 PMO-LENS TONER SEN
Exploded Views and Parts List 6-11.
Exploded Views and Parts List Drive Ass’y Parts List NO DESCRIPTION SEC CODE Q’TY SA 0 ELA HOU-DRIVE ASS'Y JC96-02741A 1 O 1 IPR-BRKT MOTOR JC70-00257A 1 X 2 MOTOR-STEP JC31-00020B 2 O 3 CBF-HARNESS-MOTOR JC39-00165A 1 X 4 RING-E 6044-000159 1 X 5 SOLENOID-DUPLEX JC33-00008A 1 O 6 SPRING SOLENOID DP JC61-70915A 1 X 7 IPR-LINK SOLENOID JC70-00258A 1 X 8 GEAR-EXIT/U,ID JC66-40211B 1 X 9 GEAR-SWING DRV JC66-00349A 1 X 10 GEAR-35/19 JC66-00350A 1 X 11
Exploded Views and Parts List 6-12. Main Frame Ass’y Exploded View & Parts List 0 19 S5 S5 23 28 13 27 12 22 32 25 33 25 24 24 24 26 31 29.
Exploded Views and Parts List Main Frame Ass’y Parts List NO DESCRIPTION SEC CODE Q’TY SA 0 ELA HOU-FRAME MAIN ASS’Y JC96-02184A 1 O 1 PMO-HOUSING TERMINAL JC72-00802A 1 O 2 IPR-TERMINAL BLADE JC70-00269A 2 X 3 IPR-TERMINAL SUPPLY JC70-00270A 2 X 4 IPR-TERMINAL TR JC70-00271A 1 X 5 IPR-TERMINAL GND JC70-00272A 1 X 6 IPR-TERMINAL DEVE KEY JC70-00273A 2 X 7 CBF-HARNESS-DEV-ID JC39-00166A 1 X 8 CBF-HARNESS-BLADE+SUPPLY+DEV JC39-00170A 5 X 9 CBF-HARNESS-MAIN-T
Exploded Views and Parts List 6-13.
Exploded Views and Parts List FuserAss’y Parts List NO DESCRIPTION SEC CODE Q’TY SA REMARK 0 ELA HOU-FUSER(110V)ASS’Y JC96-02739A 1 O 110V 0 ELA HOU-FUSER(220V)ASS’Y JC96-02740A 1 O 220V 1 PMO-UPPER FUSER JC72-00812A 1 X 2 RMO-ROLLER HEAT JC73-00093A 1 X 3 PMO-BEARING H/R-F JC72-00814A 1 X 4 BEARING-H/R L JC66-10902A 1 X 5 GEAR-FUSER JC66-40913B 1 O 6 MEA UNIT-CLAW ASS'Y JC97-01577A 1 X 6-1 SPRING-SAPERATION JC61-70909A 4 X 6-2 PMO-GUIDE CLAW JC72-0037
Electrical Parts List 7. Electrical Parts Lists 7-1 Main PBA Code No.
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Electrical Parts List 7-2 LIU B’d Code No. Loc. No.
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Electrical Parts List 7-3 OPE B’d Code No. Loc. No.
Electrical Parts List Code No. Loc. No. 2203-000626 C7 1 C-CERAMIC,CHIP 0.022NF,5%,50V,C0G,TP,1608 2203-000626 C8 1 C-CERAMIC,CHIP 0.022NF,5%,50V,C0G,TP,1608 2203-000998 C12 1 C-CERAMIC,CHIP 0.047NF,5%,50V,C0G,TP,1608 2203-000998 C13 1 C-CERAMIC,CHIP 0.047NF,5%,50V,C0G,TP,1608 2402-000176 C1 1 C-AL,SMD 10uF,20%,16V,GP,TP,4.3x4.3x5.4 2404-000284 C15 1 C-TA,CHIP 10uF,20%,16V,-,TP,3528,- 2802-001069 OSC1 1 RESONATOR-CERAMIC 7.37MHz,0.5%,TP,4.7x4.1x1.
Electrical Parts List 7-4 ADF B’d Code No. Loc. No. JC92-01382A ADF PBA 1 PBA SUB-ADF SCX-5100,XEROX,USA,ADF, 0407-000101 D1 1 DIODE-ARRAY DA204K,20V,100mA,C2-3,SOT-23,T 0407-000101 D2 1 DIODE-ARRAY DA204K,20V,100mA,C2-3,SOT-23,T 0604-001154 U4 1 PHOTO-INTERRUPTER TR,0.2-1.
Electrical Parts List Code No. Loc. No. 3301-000325 L4 1 CORE-FERRITE BEAD AB,3.2x2.5x1.3mm,-,- 3301-000325 L6 1 CORE-FERRITE BEAD AB,3.2x2.5x1.3mm,-,- 3301-000325 L7 1 CORE-FERRITE BEAD AB,3.2x2.5x1.3mm,-,- 3301-001425 L5 1 CORE-FERRITE BEAD AB,120ohm,3.2x1.6x1.1mm,900mA,TP,-,0.
Block Diagrams 8.
Block Diagrams 8-2
Connection Diagrams 9. Connection Diagrams MAIN LCD 16x2line M DEV H H SUPPLY V V BLADE SPGPm Backup logic OPE MICOM - LCD Drive - Key Scan SMPS / HVPS ARM946ES 2 4P SRAM CACHE(16K*2) ROMC (1MB) X 2EA SDRAM,16MB PLATEN 15P D-SUB D-SUB CONN. 24P +5V/+24V/+12V/+24Vs/Fuser SDRAMC Flash,Kernel 5P Option SDRAM DIMM DMAC MOTOR DRIVER PVC A3977SLR 11P I/O I/F 2P Engine Control 3P IEEE1284/USB2.
Connection Diagrams 9-2
Connection Diagrams 10.
Connection Diagrams Main Circuit Diagram (2/16) 10-2 - This Document can not be used without Samsung's authorization -
Connection Diagrams Main Circuit Diagram (3/16) 10-3 - This Document can not be used without Samsung's authorization -
Connection Diagrams Main Circuit Diagram (4/16) 10-4 - This Document can not be used without Samsung's authorization -
Connection Diagrams Main Circuit Diagram (5/16) 10-5 - This Document can not be used without Samsung's authorization -
Connection Diagrams Main Circuit Diagram (6/16) 10-6 - This Document can not be used without Samsung's authorization -
Connection Diagrams Main Circuit Diagram (7/16) 10-7 - This Document can not be used without Samsung's authorization -
Connection Diagrams Main Circuit Diagram (8/16) 10-8 - This Document can not be used without Samsung's authorization -
Connection Diagrams Main Circuit Diagram (9/16) 10-9 - This Document can not be used without Samsung's authorization -
Connection Diagrams Main Circuit Diagram (10/16) 10-10 - This Document can not be used without Samsung's authorization -
Connection Diagrams Main Circuit Diagram (11/16) 10-11 - This Document can not be used without Samsung's authorization -
Connection Diagrams Main Circuit Diagram (12/16) 10-12 - This Document can not be used without Samsung's authorization -
Connection Diagrams Main Circuit Diagram (13/16) 10-13 - This Document can not be used without Samsung's authorization -
Connection Diagrams Main Circuit Diagram (14/16) 10-14 - This Document can not be used without Samsung's authorization -
Connection Diagrams Main Circuit Diagram (15/16) 10-15 - This Document can not be used without Samsung's authorization -
Connection Diagrams Main Circuit Diagram (16/16) 10-16 - This Document can not be used without Samsung's authorization -
Connection Diagrams 10-2 LIU Circuit Diagram * 1K, 2W * 10, 1%,0.25W * * * * *: for EU PTT ARS1-3 : OPTION 0.25W (BLK) * * 180K, 1/4W * /250V * (BRW) 120K * 1K,1% /250V 2.74K, 1% (RED) * 600 * * (ORG) 0.
Connection Diagrams 10-3 OPE Circuit Diagram 10-18 - This Document can not be used without Samsung's authorization -
Connection Diagrams 10-4 HVPS Circuit Diagram (1/2) 5V 18V R403 62KF Q401 A708-Y MHV-PWM 3 CON03-#22 24VS T401 KAB-006 R405 150KF R412 2.2K R419 5.6K R407 85KF C402 104 R401 100 R404 33K 3 + 2 - 4 U103-B 7407 U101-A KA324 D404 1N4148 R402 56KF R411 2K C407 104 C401 222 MHV 50K 1 Q402 D526-Y 7 5 2 6 R501 100 1 R406 16.2KF D401 1N4148 C403 333 OPC R410 1W 3 R508 47K C503 104 R506 86.6KF CON03-#24 2 U103-A 7407 R505 27K R519 2.2K R503 100KF R504 86.
Connection Diagrams HVPS Circuit Diagram (2/2) 5V 18V R403 62KF Q401 A708-Y MHV-PWM 3 CON03-#22 24VS T401 KAB-006 R405 150KF R412 2.2K R419 5.6K R407 85KF C402 104 R401 100 R404 33K 3 + 2 - 4 U103-B 7407 U101-A KA324 D404 1N4148 R402 56KF R411 2K C407 104 C401 222 MHV 50K 1 Q402 D526-Y 7 5 2 6 R501 100 1 R406 16.2KF D401 1N4148 C403 333 OPC R410 1W 3 R508 47K C503 104 R506 86.6KF CON03-#24 2 U103-A 7407 R505 27K R519 2.2K R503 100KF R504 86.
Connection Diagrams 10-5 SMPS Circuit Diagram (110V) C4 C-CX104224 F1 C2 C6 TNR2 125V8A LF1 C-CX104224C-CY222 TNR-14V182K F2 125V5A LF2 BD1 D3SB60 C7 C-CX104224 C29 35V1000uF +24V 2 TH1 15D-9 9 8 10 7 24V L2/A C41 ACINPUT/N 1 ACINPUT/L AC INPUT 85V-135Vac C27 13 D5/B TNR1 INR14D561K R1 1W560KJ R3 1W100KJ C10 200V820uF C22 D5/A D10LC20U R41 R42 R43 C30 35V1000uF1W1.
Connection Diagrams SMPS Circuit Diagram (220V) C4 C-CX104224 F1 C2 C6 TNR2 125V8A LF1 C-CX104224C-CY222 TNR-14V182K F2 250V3.15A LF2 BD1 D3SB60 C7 C-CX104224 C29 35V1000uF +24V 2 TH1 15D-9 9 8 10 7 24V L2/A C41 ACINPUT/N 1 ACINPUT/L AC INPUT 85V-135Vac 13 D5/B TNR1 INR14D561K R1 1W560KJ R3 1W130V(ZEN) C10 400V330uF C22 D5/A D10LC20U R41 R42 R43 C30 35V1000uF1W1.
Connection Diagrams 10-6 ADF Circuit Diagram 10-23 - This Document can not be used without Samsung's authorization -
Connection Diagrams 10-7 Flat Circuit Diagram 10-24 - This Document can not be used without Samsung's authorization -
Connection Diagrams 10-8 PTL Circuit Diagram 10-25 - This Document can not be used without Samsung's authorization -
Connection Diagrams 10-9 Sensor Circuit Diagram 10-26 - This Document can not be used without Samsung's authorization -
Connection Diagrams 10-10 Toner_Rx Circuit Diagram 10-27 - This Document can not be used without Samsung's authorization -
Connection Diagrams 10-11 Toner_Tx Circuit Diagram 10-28 - This Document can not be used without Samsung's authorization -
