Digital Photo Printer CHC-S1245-5 Maintenance Specifications Date: Revised: Revision: March 8, 2005 First Edition Confirmation Signature （Customer： （Shinko Electric Co., Ltd.） Approved Inspected ） Drew Shinko Electric Co., Ltd.
Revision Record Revised Date Correction Descriptions ECN No.
Contents 1．Scope ....................................................................................................................................................1 2．Periodic Inspection................................................................................................................................2 2.1 Parts Required.................................................................................................................................................. 2 2.2 Tools Required .......
1．Scope This document is applicable to the following Shinko Digital Photo Printer.
2．Periodic Inspection 2.1 Parts Required № Description Parts Number 1 Head Cleaning Kit Q’ty １ 060-91-7146 2 Isopropyl Alcohol (IPA) or Ethyl Supplier Remarks Option Some Available on Alcohol （more than 99% purity） market 3 Bleached Cloth Some Available on market 4 Grease (equivalent to MOLYKOTE Some Available on PG-671) market 5 Wire Tire (insulation lock) 060-64-8011 20 2.
2.4 Maintenance Schedule Periodic inspection is performed according to the following schedule. If problem is detected during the inspection, adjustment or Replacement of parts may be necessary.
2.5 Inspection Contents Inspection Items № 1 Thermal Head Inspection Contents Perform test printing, and replace the Thermal Head ASSY if the following problem occurs (Refer to Section 4 of this document for test printing procedures) - Visible white line on output surface (ink does not transfer to the paper even after cleaning the thermal print head. - Using pattern with fairly even density, there is extreme uneven density the output.
№ 7 Inspection Item Lubricate Inspection Contents Apply some grease (Molykote PG-671) to each of the following sections.
2.
(4)Cleaning Roller（Paper Ejection side） Remove the Cleaning Roller and clean while opening Upper Unit Cleaning Roller（Paper Ejection side） (5)Cleaning Roller（Paper Feed side） Remove the Cleaning Roller and clean while opening Upper Unit Cleaning Roller（Paper Feed side） (6)Paper Feed Roller Clean the Paper Feed Roller while opening Paper Cover.
(7)Paper Feed Roller (For Paper Transport) ①Remove Cleaning Roller（Paper Feed side） ②Remove 2 screws (M3 x 6) which hold Print Position Sensor Cover, and remove Print Position Sensor Cover. Print Position Sensor Cover Screw ③Remove side cover R. ④Remove a screw (M3 x 6) which holds Feed Pinch Up Lever and remove Feed Pinch Up Lever. Feed Pinch Up Lever Screw ⑤Remove the spring (roller side) which holds Feed Pinch Roller, move the Feed Pinch Roller upwards, and then clean the Pinch Roller.
(8)Cleaning Ejection Roller ①Remove Side Cover L, Side Cover R, Front Cover, and cleaning roller (ejection side). ②Remove 2 screws (M3x6) which hold PCB HSSV7-LCDSOSA-F ASSY and remove the PCB (removing wire harness is not required). Warning: Do not touch the blade of the cutter unit in order to avoid injury. HSSV7-LCDSOSA-F ASSY Screw ③Remove 2 screws (M3x6) which hold the Paper Cutter Unit, then remove the Paper Cutter Unit, and clean the Ejection Roller.
(10)Paper Edge Sensor and Ribbon Sensor Clean the Paper Edge Sensor and Ribbon Sensor with the upper unit opened. Paper Edge Sensor Ribbon Sensor (11)Main Pinch Roller Clean the Main Pinch Roller with the upper unit opened.
2.7 Description for point of lubrication (1)Lubricating driving system of DC motor for ribbon winding Lubricate the driving system of DC motor for ribbon winding with Side Cover L removed. Worm Gear (2)Lubricating driving system of DC motor for pinch roller Lubricate the driving system of DC motor for pinch roller with Side Cover L and Side Cover R removed.
(3)Lubricating driving system of DC motor for thermal head Lubricate the driving system of DC motor for thermal head with the Upper Cover and Head Gear Cover removed. Worm Gear Circumference of Head Cam Circumference of Head Cam (4)Lubricating DC motor system for paper feed pinch roller Lubricate the DC motor system for paper feed pinch roller with Side Cover L and Side Cover L2 removed.
(5)Lubricating DC motor system for ejection pinch roller Lubricate the DC motor system for ejection pinch roller with Side Cover R removed. Worm Gear (6)Lubricating driving system of sub-motor Lubricate the driving system of sub-motor with Side Cover L and Side Cover L2 removed.
3．Adjustment 3.1 Power Unit Voltage Setting Remove the main cover and set the power unit voltage by the following procedures. 3.1.1 +5V Setting (1)Measurement Conditions Turn the Power on, and measure under ready condition.
3.1.2 Thermal Head Power (THV) Setting (1)Measurement Conditions Turn the Power on, and measure under ready condition. (Ink Ribbon and Paper are not required with control PC board connected) (2)Setting Voltage ①Open the Upper Cover, and read the THV value that is stated in the nameplate on the Thermal Head cover (see below). THV value 24.7V 4625Ω 0707000001 5B04 6038 TPH216R66 ②Close the Upper Cover.
3.2 Timing Belts Adjustment 3.2.1 For Feed Roller Drive ①Loosen Tension Pulley Screw. Tension pulley presses timing belt at appropriate strength by spring. ②Tighten Tension Pulley Screw. Timing Belts Tension Pulley Screw 3.2.2 For Feed Roller Drive ①Loosen Tension Pulley Screw. Tension pulley presses timing belt at appropriate strength by spring. ②Tighten Tension Pulley Screw. Timing Belts Tension Pulley Screw 3.2.3 For Roll Paper Drive ①Loosen Tension Pulley Screw.
3.3 Print Density Adjustment Print density setting is done for every Thermal Head. Therefore after replacing the thermal head, set the print density by the following procedures. Turn the Power On by pressing “PAPER SET” and “CLEAR/PAPER REWIND” keys at the same time. LCD displays “Density Setup Mode” afterwards. Initializing DensitySetUpMode READY：8×10 Press “MENU” key. Density Press “ENTER” key. Density :YMC Press “ENTER” key. Density YMC *** This shows the current setting.
3.4 Resetting Maintenance Print Counter and Cutter Counter Reset the Maintenance Print Counter after replacing Thermal Head, and reset the cutter counter after Paper Cutter Unit. Turn the power on while pressing “-“ and “MENU” keys. LCD displays “Maintenance” and “Ready” afterwards. Initializing Maintenance READY：8×10 Press “MENU” button. MntPrintCounter “MENU” If you are resetting Maintenance Print Counter, press “ENTER” key here. Print2 **** Press “ENTER” key.
（Continued from the previous page） Cut Counter If you are resetting Cut Counter, press “ENTER” key here. Cut **** Press “ENTER” key. RESET? If you are resetting, press “ENTER” key. Otherwise, press “CLEAR” key. Print2 0 Press “CLEAR” key and escape from Cut Counter menu. Press “CLEAR” key to Proceed Setup Mode. Remarks：Pressing “MENU” key will move to the next menu, but do not use the menu other than Maintenance Print Counter and Cut Counter.
4．Test Printing After adjustment and/or parts replacement, go to test print and verify the printer works properly. The contents of self-diagnostic by test prints. ・Print mechanism ・Thermal Head ・Total test of DC Power Supply and Mechanic Control Boards. If there are any troubles in test print, Re-confirm adjustment and/or replacement procedures. If the problem still exists after re-confirmation, go to Troubleshooting to take corrective action.
5．Troubleshooting 5.1 How to Use This Specification This document describes each of the trouble conditions that may occur. The following is the explanation to the Symptom and Check Item. Symptom Check Item No power when the power switch is A-B-C-D･････ turned to ON (I) position. Symptom list shows the possible causes of the problem. "Check Item" shows list of alphabet as in A-B-C-D-… In separate table (example shown below) lists the Check Item (A, B, C, D...), Probable cause and Corrective Action.
5.2 Troubleshooting Table 5.2.1 Troubles during Power On and Off Symptom Check Item No power when the power switch is turned on to (I) Position. (After verification that POWER LED at operation panel does not light and A−C−B−E no LCD messages. And Power Supply does not work.) When the power switch is turned to ON (I) position, DC fan in the DC Power supply does not work. When the power switch is turned to ON (I) position, DC output fails down after a while.
Check Probable Cause Item Corrective Action Verify that power cord is properly connected to the power A AC Power Cord connection plug. Also make sure that power cord is properly connected to the inlet plug on the device side. Use digital voltmeter or tester to verify that each DC Output value is correct. If the DC Output value is not correct, turn off the power and disconnect TB-2 and TB-3 connectors from DC Power Supply and verify the DC Output value again (refer to Section 3.1 of this document).
5.2.
Check Probable Cause Corrective Action Item A PCB HSSV7-CONT-F ASSY defective. 1 and if replaced is Replace PCB HSSV7-CONT-F ASSY part works, the original part is defective. Verify that the cable between DC Motor ASSY（Pinch Roller B Up/Down） and PCB HSSV7-CONT-F ASSY (CN12-CN62) Defective on DC Motor ASSY (Pinch is properly connected. If it is abnormal, repairing at Roller Up/Down), its connector or manufacturer is required. cable disconnection.
Verify that the cable between Ribbon Sensor ASSY and PCB H Defective on Ribbon Sensor ASSY, its connector, or cable disconnection. HSSV7-JUNCTION-F ASSY (CN53-CN87, CN53-CN88) is properly connected. Replace Ribbon Sensor ASSY 27 and if it works, the original part is defective. Verify that the cable between Pinch Roller Position sensor and PCB HSSV7-JUNCTION-F ASSY (CN48-CN80, Defective Pinch Roller Position sensor, CN48-CN81) is properly connected.
Verify that the cable between Paper Edge Sensor and PCB HSSV7-JUNCTION-F ASSY (CN45-CN82) is properly O Defective Paper Edge Sensor, its connected. If it is abnormal, repairing at manufacturer is required. connector or disconnection. Replace PCB HSSV7-SEN2-F ASSY 24 and if it works, the original part is defective. Verify that the Upper Cover Open Switch is operational. If it is abnormal, repairing at manufacturer is required.
Verify that the cable between Ejection Pinch Roller Position sensor and PCB HSSV7-JUNCTION-F ASSY (CN39-CN84, Defective Ejection Pinch Roller CN39-CN85) is properly connected. If it is abnormal, Position sensor, its connector, or cable repairing at manufacturer is required. Verify that the cable between DC Motor ASSY (Ejection disconnection. Pinch Up/Down) and PCB HSSV7-CONT-F ASSY (CN12- T Defective DC Motor ASSY (Ejection CN59) is properly connected.
5.2.3 Troubles in Operation Buttons and Indicators Symptom Check Item LED lights on Operation Panel do not display or are constantly displayed. A−C−D−E LCD does not display properly. A−C−D−E Operation Buttons do not operate.
Check Probable Cause Corrective Action Item Verify that cable connection between Operation panel and A Operation Panel connector is defective PCB HSSV7-CONT-F ASSY (CN13-CN21) is properly or disconnected. connected. If it is abnormal, repairing at manufacturer is required. Replace HSSV7-LCDSOSA-F ASSY ２ and if the replaced B Operation Switch is defective. PCB works, the original part is defective. C D PCB HSSV7-LCDSOSA-F ASSY is Replace HSSV7-LCDSOSA-F ASSY ２ and if the replaced defective.
5.2.4 Troubles in Paper Feed Symptom Check Item Cannot initially load the paper. Paper Empty is displayed. A−B−C−D−E−N Paper does not properly eject after printing. F−O−D−H Scratches on the surface of the paper. P−G Front part of paper is bent. G−A Paper skews. I−G−A Paper is automatically rewound to the paper box. L−K−J Cannot detect paper empty. J−M Paper is not cut normally.
Check Probable Cause Corrective Action Item Verify that the part inside the Paper Box is properly working. A Defective part inside Paper Box. B Defective DC Motor ASSY (Paper Replace DC Motor ASSY (Paper Feed Pinch Up/Down) ９ Feed Pinch Up/Down） and if it works, the original part is defective. C If it is abnormal, repairing at manufacturer is required. Paper Feed Roller of Paper Box is dirty. Use a clear cloth soaked with isopropyl alcohol to clean the Paper Feed Roller. (Refer to Section 2.
Verify that the cable between Paper Empty Sensor and PCB HSSV7-JUNCTION-F ASSY (CN43-CN78, CN43-CN79) is J Defective Sensor, connector or cable properly connected. If it is abnormal, repairing at disconnection. manufacturer is required. Paper Empty Sensor may be defective. Repairing at the manufacturer is required. Verify that the cable between Paper Edge Sensor and PCB HSSV7-JUNCTION-F ASSY (CN45-CN82) is properly connected. K Defective Paper Edge Sensor, its connector, or cable disconnection.
5.2.5 Troubles in Feeding Ink Ribbon Symptom Check Item Cannot detect the beginning of the ribbon. H−F−E−B−A−G−C−D Cannot detect the ribbon out. H−F−B−A−C−D Ribbon empty error cannot cancel. F−E−B−A−G−C−D Cannot detect correct ribbon type.
Check Probable Cause Corrective Action Item Verify that the cable connection between Ribbon Sensor ASSY and PCB HSSV7-JUNCTION-F ASSY (CN87-CN53, A Defective Ribbon Mark Sensor ASSY, CH88-CN53) is properly connected. If it is abnormal, its connector, or cable disconnection. repairing at manufacturer is required. Replace Ribbon Sensor ASSY 27 and if it works, the original part is defective.
5.2.6 Troubles in Printing and Contents of Printing Symptom Check Item Thermal head cooling fan does not spin. P−O−C Thermal protect cannot be canceled. P−O−B−C Thermal protect occurs so often. P−O−B−G−A−H Stop in the middle of printing. C Printing function works, but only printing blank paper. B−A−C Printing result falls short. L−D−C−R Printing unwanted objects. B−C−R Certain block does cannot print or density is abnormal. B−C Blank line in the paper printing direction.
Check Probable Cause Corrective Action Item Use digital voltmeter to verify the output value is correct. If A Thermal head power output defective. it is abnormal, adjust the DC output on the DC Power is Supply. (Refer to Section 3.1 of this document) If the value is incorrect even after this adjustment, replace the DC Power Supply ４ . Verify the connection between thermal head connector and PCB HSSV7-CONT-F ASSY (CN3-CN22) is properly B Defective Thermal Head ASSY, its connected.
J Cleaning Roller is dirty. If there is dust on the Cleaning Roller, use a clear cloth (Paper Feed, Paper Ejection) soaked with isopropyl alcohol to clean the Cleaning Roller. Verify that there is no unevenness and/or scratches on the K Defective Pinch Roller Pinch Roller. Otherwise replace Pinch Roller ASSY 17 . Adjust the tension of timing belt, referring to Section 3.2 of this document.
5.2.7 Occurrence of Abnormal Noise Symptom Check Item Abnormal noise occurs when turning the power on. K Abnormal noise occurs during Thermal Head up and down movement. A−B Abnormal noise occurs during printing. G−C Abnormal noise occurs during ribbon winding. E−D Abnormal noise occurs during paper feeding. G−F−H−I Abnormal noise occurs during paper cutting.
Check Probable Cause Corrective Action Item Gear of DC Motor (Thermal Head If the DC Motor Gear does not have adequate grease, apply A Up/Down) does not have adequate some grease to the gear. grease. B (Refer to Section 2.7 of this document) Cam for Thermal Head contact does not have adequate grease. If the cam for Thermal Head contact does not have adequate grease, apply some grease to the cam. (Refer to Section 2.
5.2.8 Troubles in Connection Symptom Check Item Host cannot find the printer. C−B−F−E Data cannot be transferred to the printer. C−B−F−E Data transfer stops.
Check Probable Cause Corrective Action Item A Number of received data is different Verify that data size to the printer and number of data that is sent from the driver software and format are correct. Verify that the USB cable is not loose, and connector latch is B Connection failure of USB cable, or properly locked. Replace the cable and if it works, the original cable is cable disconnection. defective. C Defective USB cable connector. D Defective printer driver software.
Appendix 1: Maintenance Parts List (including Periodic Replacement Parts) № Part Number Repair- Storage MTTR ability (Year) (Hour) Life Cycle 43 1 PCB HSSV7-CONT-F ASSY 164-11-09756 Yes 2 0.2 2 PCB HSSV7-LCDSOSA-F ASSY 164-11-09757 Yes 2 0.2 3 PCB HSSV7-JUNCTION-F ASSY 164-11-09758 Yes 2 0.2 4 DC Power Supply 164-11-09625 No 2 0.4 ＊ 5 Thermal Head ASSY 164-11-09770 No 2 0.4 20,000 prints ＊ 6 DC Motor ASSY (Ribbon Winding) 164-11-09627 No 2 0.
№ 44 ＊ Part Name Part Number Repair- Storage MTTR ability (Year) (Hour) Life Cycle 21 Feed Roller Guide ASSY 164-11-09761 Yes 2 0.4 22 Head Sensor ASSY 164-11-09415 No 2 0.2 23 Pinch Roller Sensor ASSY 164-11-09762 No 2 0.4 24 PCB HSSV7-SEN2-F ASSY 164-11-09764 No 2 0.2 25 Cleaning Roller (Paper Feed side) 164-11-09771 No 1.5 0.1 More than 100,000 prints 26 Cleaning Roller (Paper Ejection side) 164-11-09772 No 1.5 0.
DC Fan for Control Box Appendix 2: BLOCK DIAGRAM DC Motor (Paper Cutter Unit) CN1 USB connector MO PCB CN13 CN18 CN10 CN6 45 Thermal Head PM Sub Stepping Motor (Paper Feed) FAN Connected to PCB HSSV7JUNCTION-F ASSY via Wire Harness CN7 CN4 FAN CN95 CN9 CN14 CN66 CN62 CN65 CN61 CL MO CL MO PCB HSSV7-CONT-F ASSY CN3 CN22 PM Main Stepping Motor (Paper Feed) CN21 HSSV7-LCDSOSA-F ASSY DC Fan for Pulse Motor CN8 CN12 TB3 CN23 TB2 CN59 CN63 CN64 DC Power Supply TB1 AC
Head Sensor ASSY Ribbon Mark Sensor ASSY Pinch Roller Sensor ASSY Ejection Pinch Roller Position Sense 1（D） 2（Ｕ） Photo Paper Empty Sense Radiant Receiving Head Position Sense 2(U) Side Side 1(D) Photo Sensor Sensor Photo Photo Photo Photo Photo Photo Sensor Sensor ×2 ×2 Sensor Sensor Sensor Sensor Sensor Sensor CN84 CN85 CN87 CN88 CN78 CN79 CN74 CN75 46 CN47 CN44 CN71 CN72 CN53 CN41 CN43 CN42 CN40 PCB HSSV7-JUNCTION-F ASSY Connect with PCB CN51 HSSV7-CONT-F ASSY CN48
