Service Manual ViewSonic Q9-1 Q9b-1 Model No. VS10863-1W 19” Color TFT LCD Display (Q9-1_Q9b-1_SM Rev. 1a Dec.
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TABLE OF CONTENTS 1. Precautions and Safety Notices 1 2. Specification 5 3. Front Panel Function Control Description 8 4. Circuit Description 14 5. Adjusting Procedure 20 6. Trouble Shooting Flow Chart 34 7. Recommended Spare Parts List 38 8. Exploded View And Exploded Parts List 42 9. Block Diagram 44 10. Schematic Diagrams 45 11.
1. Precautions and Safety Notices 1-1. Appropriate Operation (1) Turn off the product before cleaning. (2) Use only a dry soft cloth when cleaning the LCD panel surface. (3) Use a soft cloth soaked with mild detergent to clean the display housing. (4) Use only high quality and safety approved AC/DC power adapter. (5) Disconnect the power plug from AC outlet if the product is not used for a long period of time. (6) If smoke, abnormal noise or strange odor is present, immediately switch the LCD display off.
1-5. LCD Module Handling Precautions 1-5.1 Handling Precautions (1) Since front polarizer is easily damaged, pay attention not to scratch it. (2) Be sure to turn off power supply when inserting or disconnecting from input connector. (3) Wipe off water drop immediately. Long contact with water may cause discoloration or spots. (4) When the panel surface is soiled, wipe it with absorbent cotton or other soft cloth.
1-5.2 Handling and Placing Methods Correct Methods: Incorrect Methods: Only touch the metal frame of the LCD panel or Surface of the LCD panel is pressed by fingers the front cover of the monitor.Do not touch the and that will probably cause “Mura”. surface of the polarizer. Taking out the monitor by grasping the LCD panel.That will probably cause “Mura”.
Placing the monitor on foreign objects. That will Place the monitor on a clean and soft foam pad. probably scratch the surface of the panel or cause “Mura.” The panel is placed facedown on the lap. That will probably cause “Mura.
2. SPECIFICATIONS General Specification Test Resolution & Frequency Test Image Size 1280x1024 @ 60Hz Full Size Factory Default: Contrast = 60%, Brightness = 100% Contrast and Brightness Controls Video Interface Analog Input Connector Default Input Connector DB-15 (Analog), refer the appendix A Defaults to the first detected input Equal to twice the weight of the monitor for five minutes Compliant DDC 1/2B 1.
Timing Table Item 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 20 Timing 640 x 350 @ 70Hz, 31.5kHz 640 x 400 @ 70Hz, 31.5kHz 640 x 480 @ 60Hz, 31.5kHz 640 x 480 @ 67Hz, 35.0kHz 640 x 480 @ 72Hz, 37.9kHz 640 x 480 @ 75Hz, 37.5kHz 720 x 400 @ 70Hz, 31.5kHz 800 x 600 @ 56Hz, 35.1kHz 800 x 600 @ 60Hz, 37.9kHz 800 x 600 @ 75Hz, 46.9kHz 800 x 600 @ 72Hz, 48.1kHz 832 x 624 @ 75Hz, 49.7kHz 1024 x 768 @ 60Hz, 48.4kHz 1024 x 768 @ 70Hz, 56.5kHz 1024 x 768 @ 72Hz, 58.1kHz 1024 x 768 @ 75Hz, 60.
nd 2 Source Panel Type Active Size Pixel Arrangement Pixel Pitch GLASS TREATMENT # OF BACKLIGHTS BACKLIGHT LIFE Luminance – Condition: CT = 6500K, Contrast = Max, Brightness = Max Brightness Uniformity Contrast Ratio Color Depth Viewing Angle (Horizontal) VIEWING ANGLE (VERTICAL) Response Time 10%-90% @ Ta=25°C Panel Defects “CPT and CLAA190EA03 “Panel Technology” 376.32 (H) x 301.056 (V) RGB Vertical Stripe 0.
3. Front Panel Function Control Description 3-1 Location of Controls Display Controls 1) MENU： Enter to the OSD adjustment menu. It also used for go back to previous menu for sub-menu and the change data don’t save to memory. 2) SELECT: To confirm the current selection. It also used for go back to previous menu for sub-menu, and the change data will be saving to memory. If pressed when menu is not active, VOLUME is adjusted.
3-2 OSD Menu Controls Screen Adjustment Operation Procedure 1) Entering the screen adjustment The setting switches are normally at stand-by. Push the MENU button once to display the main menu of the screen adjustment. The adjustable items will be displayed in the main menu. 2) Entering the settings Use the Adjust － and Adjust ＋ buttons to select the desired setting icon and push the SELECT button to enter sub-menu.
OSD adjusting and Controls BRIGHTNESS Setup the brightness of the panel. CONTRAST The Contrast menu item is used to adjust image contrast. AUTO CONFIG There are two items: AUTO ADJUST and AUTO COLOR. Use the Adjust [+] and [-] key to scroll up and down in menu, and then press the SELECT key to start this function. If the MENU key is pressed, the main menu is re-displayed and nothing is changed. AUTO ADJUST: Used to perform automatic configuration of the phase、clock、 vertical and horizontal positioning.
INFORMATION The “INFORMATION” menu provides the user with detailed information regarding the current input format and version (include resolution, vertical /horizontal frequency, pixel clock and software version). COLOR Configure the image color. There are three items : 9300K、6500K、USER MODE. 9300K: The item “9300K” is used to default 9300K color temperature. 6500K: The item “6500K” is used to default 6500K color temperature.
How to use AUTO CONFIG Adjustment This function can tune the parameters of V-POSITION. PHASE、CLOCK、H-POSITION and Suggesting Adjustment Steps： Step 1: Enter the “Windows” Shut-down frame. ( Note：The Wallpaper color CAN NOT be black.) Step 2: Enter OSD Main Menu and choose the “AUTO CONFIG” item, then press SELECT key. The Picture will auto-adjust by itself. After 4 seconds, you can exit OSD and Shut-down frame.
3-3 Hot Key for Function Controls Buttons: Functions: [Manual] Main menu [Enter] Select / Exit [+] To immediately activate Brightness menu.
4. Circuit Description 1. WORKING THEOREM A. Scaler The RTD2023 is total solution graphics processing IC for LCD monitors with panel resolutions up to SXGA. It is configured with integrated 8bit triple-ADC/PLL, a high quality display processing engine, and an integrated output display interface that can support Dual / Single LVDS panel interface format.
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B. MCU: Hardware Design Attention : (1). Reset Time : (2).
(3).
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5. Adjusting Procedure 5-1. Function Test 5-1.1 Product 19” LCD Monitor 5-1.2 Test Equipment Color Video Signal & Pattern (or PC with SXGA resolution) 5-1.3 Test Condition Before function test and alignment, each LCD Monitor should be run-in and warmed up for at least 30 minutes with the following conditions: (a) In room temperature, (b) With full-white screen, RGB, and Black (c) With cycled display modes, 640*480 (H=43.27 kHz, V=85Hz) 800*600 (H=53.7 kHz, V=85Hz) 1024*768 (H=68.
5-1.5.2 Auto Image Adjust Please select and enter “Auto Adjust” function on Main Menu to see if it is workable. The “Auto Adjust” function is aimed to offer a better screen quality by built-in ASIC. For optimum screen quality, the user has to adjust each function manually. 5-1.5.3 Firmware Test Pattern: Burn in Mode (Refer to Chapter III-3. Hot Keys for Function Controls) - Make sure the F/W is the latest version. 5-1.5.4 DDC Test Pattern: EDID program - Make sure it can pass test program. 5-1.5.
5-1.5.9 Dead Pixel and Line Test Signal: 1280 x 1024 @ 60.0kHz Test Pattern: Dark and White Screen Pattern - Check and see if there are dead pixels on LCD panel with shadow gauge and filter film. - The total numbers and distance of dead pixels should be compliant with the spec. 5-1.5.10 Mura Test Pattern: White, RGB, Black, & Grey Test Tool: 10 % ND Filter - Check if the Mura can pass 10 % ND Filter. 5-1.5.
5-2. Firmware Upgrade Procedure 5-2.
5-2.
Setting of ISP program on PC 1. Setup MYSON ISP program, 2. Execute ISP program to get the window below 3. Select “MTV512M64” MTV type, 4. Select CPU=5 MHz MTV Type CPU=5 Type 5. Click “Load MCU file” and then find the updated firmware code. 6.
7. Select Command No=4 8. Put ISP Slave Add=94 ; Slave B Add=94 ; Command 1=ac ; Command 2=ca , Command 3=53 9. Click “OK” to start ISP function and update the firmware into Monitor. 2.Input Value 1.Command No 3. OK 10. Firmware update is finished when the display backed to the window then press “RUN” as below.
5.3 . EDID Procedure DDC User’s manual 1. Hardware installation A. The EDID cable has equipped 2 different terminals; one is male 25 pin printer connector and another side is male 15 pin D-sub connecter. B. Connect the EDID cable from PC Printer port to monitor D-sub connector. C. Make sure the monitor was working under power saving mode and keep it at “Power Saving state” during DDC process.
2. Programming procedure A. Normally, you received a EDID zip file of new model. You need to unzipped it. B. There will need the following files for DDC program: (Q9 is an example) 1. DPS.EXE 2. Q9.BAT 3. Q9.DDC 4. Q9.CFG 5. Q9.DPS C. Execute the Q9.BAT (for Q9 monitor only) from Programming PC. Below screen will display. Fig-DDC1 Refer to Fig-DDC1; you have to select the required item if the display data was not you want.
D. Press “ESC” or “Enter” key to return main menu, the Fig-DDC2 will be displayed and the correct serial number will show on right corner of screen. Fig-DDC2 Display updated serial number. Under Fig-DDC2, you could change the “Week” data by press “*” key and the “S/N” data by press ““ key. Press 3 “DDC Writer/Check Data”: The Kit will start to program new data of EDID into monitor, all DDC data will display on the screen after programming. Please refer to Fig-DDC3 below, the DDC process is finished.
The message (E2PROM Acknowledge Not Echo) will display on the screen if there is any error detected by Programming PC. If error message is happened, please re-check the connection of cable and return to first step. Please refer to the Viewsonic EDID data format that was printing on ID label. PPPYYWWAxxxx PPP = Viewsonic Regional Product ID Code, EX. Q9 is “PW1”, Q9b is “PW3”. YY= 2 digits of Manufacturing year. (range 1996-2015). WW = 2 digits of Manufacturing week (range 01-54).
5.4 Parking Procedure 1.1 Paste protecting film to protect the monitor. (Figure 1) 1.2 Put the montor in the PE bag and seal the bag with tape. (Figure 2) Figure 1 Figure 2 1.3 Put the cushions on the monitor. (Figure 3) 1.4 Place the monitor into the carton and then put all the accessories into the carton. At last, The carton and seal it with tape.
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JP1, +12V&+5V INPUT DPWBN5625T8-CHA Debug Procedure Does the screen Display?? NO Solution with No display (2) NO YES NO Display ok ? Lost some bits of RGB?? YES CHK R66(R ), R63(G),R60(B) C37，C34，C24 CHK OSD U7 pin6,24,25 (PUSH KEY SWITCH) CHK U7 pin 73~94 RETURN Confidential - Do Not Copy ViewSonic Corporation 35 Q9-1_Q9b-1
No display (2) YES CHK U5 SOCKET、 SOFTWARE、 KEY PAD CHK PWR REF: power flow LED always ON or always OFF when power on ok ? NO Back-light ok ? YES NO NORMAL CHK JP1 PIN3、4 NO FLASH YES CHANGE Power board U7 SCALER INPUT/OUTPUT D-SUB VGA 15PIN CHK U5 Pin 19 YES OK NG CHK U1、U2 REPLACE U1、U2 NG NG CHK JP9 INPUT OK YES RETURN CHK SOFTWARE OR CHANGE U7 CHK LCD-VCC CHK CLK CHK R、G、B SIGNAL CABLE CHK Panel CONNECTOR Confidential - Do Not Copy ViewSonic Corporation 36 Q9-1_Q9b-1
DPWBN5625T89-H- POWER FLOW JP1, +5V INPUT CHK FUSE F1 abnormal CHK U1 input +5V U1 output +3.3V REPLACE U1 normal abnormal CHK U2 input +3.3V U2 output +2.
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RECOMMENDED SPARE PARTS LIST (Q9b-1) ViewSonic Model Number: VS10863-1W Rev: 1a Serial No Prefix: PW3 Item 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 Description POWER CORD Accessories: PC Board Assembly: AC ADAPTOR & INVERTER I/F BOARD ASS'Y OSD-SW BOARD ASS'Y BASE Cabinets: CAB-A CAB-B NECK FFC CABLE (30 PIN) Cables: INVERTER EXTEND WIRE OSD-SW WIRE POWER BOARD GND WIRE SIGNAL CABLE CD Wizard (CD-ROM) Documentation: ID LABEL
BOM LIST (Q9-1) ViewSonic Model Number: VS10863-1W Rev: 1a Serial No Prefix: PW1 Item 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 ViewSonic P/N CB-00003908 C-00003935 C-00003938 M-00003925 HW-00003920 #N/A #N/A C-00003936 C-00003937 PL-00003941 PL-00003934 M-MS-0808-5840 M-SCW-0824-0464 M-SCW-0824-6739 B-00003901 CB-00003909 M-00003926 #N/A DC-00003912 M-LB-0813-0527 M-MS-0808-8408 #N/A #N/A #N/A #N/A #N/A DC-00003940 P-00003932 P-00003931 A-PC-0106-0180
BOM LIST (Q9b-1) ViewSonic Model Number: VS10863-1W Rev: 1a Serial No Prefix: PW3 Item 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 ViewSonic P/N CB-00003908 C-00003903 C-00003902 M-00003925 HW-00003920 #N/A #N/A C-00003904 C-00003905 PL-00003933 PL-00003934 M-MS-0808-5840 M-SCW-0824-0464 M-SCW-0824-6739 B-00003901 CB-00003909 M-00003926 #N/A DC-00003912 M-LB-0813-0527 M-MS-0808-8408 #N/A #N/A #N/A #N/A #N/A DC-00003911 P-00003932 P-00003931 A-PC-0106-0180
8. Exploded Diagram And Spare Parts List EXPLODED PARTS LIST (Q9-1) ViewSonic Model Number: VS10863-1W Rev: 1a Serial No. Prefix: PW1 Item 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 ViewSonic P/N C-00003936 HW-00003918 #N/A HW-00003923 HW-00003919 HW-00003922 B-00003899 M-00003927 B-00003900 C-00003937 #N/A HW-00003924 HW-00003921 #N/A C-00003938 C-00003935 M-00003925 HW-00003917 PL-00003941 B-00003901 PL-00003934 Ref.
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9. Block Diagram INTERFACE BOARD ( DPWBN5625T89-H- ) COMPUTER GRAPHICS JP7 (DB15) U7 Realtek RTD2023 JP9 30 PIN LVDS CABLE Y2 OSC SCALER DDC EEPROM MPU U5 MTV512MV Y1 OSC U6 EEPROM 24C16 2.5V SERIAL EEPROM Backlight control POWER SUPPLY 5V JP4 JP1 To Inverter & DC input 5V, 12V JP6 SW BOARD DPWBN5720T8---- Backlight control DC output +5V & +12V CON10 CON001 AC Input 90-240V 50/60Hz 3.
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D1 D2 VGA5V 1N4148 1 R100 1M R29 +5V 4.7K R17 10K 2 MCU_VCC Q5 3 MMBT3906 Q6 MMBT3906 1 47K R101 3 RTD_RESET C18 100nF 2 ZD3 NC / 3.3V D3 C20 1uF 1 0805 2 NC/DAN202U R23 10K R24 10K R25 10K R27 NC R26 10K R28 NC R21 4.7K R22 4.7K 3 RTD_SDO/SDI RTD_SCLK RTD_SCSB RTD_RESET IICSCL IICSDA BACKLIGHT PROFPNL 1 3MCUVCC MCU_VCC 3MCUVCC 2 1N4148 R34 4.
+5V +12V U1 GM1117CY_3.3 3 VIN JP2 2 4 6 8 1 3 5 7 +5V BL_ON_OFF BL_ADJ MUTE VOLUME SRS C1 100uF_16V CON8A F1 4A_SMD CON8 JST PHR-8 2.0 pitch 90 Degree 雙排側插 2.0 pitch, 2*4 L1 RFIL-5240T8110A[1206] 3DVCC R1 NC/124 1% + 100uF_16V 3 20K 3PVCC ADC_ 3AVCC RTD 3PVCC R2 0 1 R8 BL_ON_OFF 22 R7 R3 NC/200 1% 1 R5 4.7K C4 22uF_16V C5 100nF 220 Brightness C7 NC / 100nF 3 C8 100nF Q2 2 2N3904 1 +12V R10 R12 R11 4.7K U4 R13 4.
SW1 L1 1MENU 3 SW1__MENU R1 0 R2 100R 2.2K SW2 0 SW3 1 3 1 4.7K L3 - R4 0 SW4 3 R3 L2 1SELECT 3 100R SW3_UP_DOWN 4.7K L4 + R5 0 JP1 SW1__MENU R6 6 5 4 3 2 1 SW3_UP_DOWN 2.2K LED_GRN SOFT_START CON6 LED1 2 1 LED_GRN SW5 3 1 POWER SW L5 R7 100R SOFT_START 0 D3 5.
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*Readers Response* Dear Readers: Thank you in advance for your feedback on our Service Manual, which allows continuous improvement of our products. We would appreciate your completion of the Assessment Matrix below, for return to ViewSonic Corporation. Assessment A. What do you think about the content of this Service Manual? U nit Ex cellent Fair G ood Bad 1. Precautions and Safety Notices 2. Specification 3. Front Panel Function Control Description 4. Circuit Description 5.
