Service Manual
Page 2
...9.3. POWER SW Board 94 12.4. CONTROL Board 98 13.2. CONTROL Board 128 15.2. Connecting the Scanner to Error Code or Scanner Status in Service Utility) 69 10.3. System Requirements 9 4.5. Operation 62 9.4. Block Diagram - 1 (Image Processing) 80 11.2. RELAY (BACK) Board 95 12.9. Packing 124 15 REPLACEMENT PARTS LIST 128 15.1. RELAY (BACK) Board 135 15.9. KV-S2025C Series / KV-SU225C Series / KV-S2045C Series / KV-SU245C Series CONTENTS Page 1 GENERAL PRECAUTIONS 3 1.1. Electrical Tests 3 1.3. CIS (Contact Image Sensor...
...9.3. POWER SW Board 94 12.4. CONTROL Board 98 13.2. CONTROL Board 128 15.2. Connecting the Scanner to Error Code or Scanner Status in Service Utility) 69 10.3. System Requirements 9 4.5. Operation 62 9.4. Block Diagram - 1 (Image Processing) 80 11.2. RELAY (BACK) Board 95 12.9. Packing 124 15 REPLACEMENT PARTS LIST 128 15.1. RELAY (BACK) Board 135 15.9. KV-S2025C Series / KV-SU225C Series / KV-S2045C Series / KV-SU245C Series CONTENTS Page 1 GENERAL PRECAUTIONS 3 1.1. Electrical Tests 3 1.3. CIS (Contact Image Sensor...
Service Manual
Page 5
S2045C Series), Roller cleaning paper, CD ROM (Maintenance, Safety and Installation manual, Operation instructions, RTIV Capture software, ISIS driver, TWAIN driver, PIE manual, RTIV manual, User utility, User utility manual), CD ROM (Paper Port SE: Only for KV-S2025C/CU), Printed document (Maintenance, Safety and Installation manual) Applied to 80%RH Power cord, Feed extension tray (Only for KV-S2045C Series), Exit extension tray (Only for KV-S2025C/S2045C Series KME will manufacture Note: Distinction of PbF PCB PCBs (manufactured) using lead free solder will have a PbF stamp on the ...
S2045C Series), Roller cleaning paper, CD ROM (Maintenance, Safety and Installation manual, Operation instructions, RTIV Capture software, ISIS driver, TWAIN driver, PIE manual, RTIV manual, User utility, User utility manual), CD ROM (Paper Port SE: Only for KV-S2025C/CU), Printed document (Maintenance, Safety and Installation manual) Applied to 80%RH Power cord, Feed extension tray (Only for KV-S2045C Series), Exit extension tray (Only for KV-S2025C/S2045C Series KME will manufacture Note: Distinction of PbF PCB PCBs (manufactured) using lead free solder will have a PbF stamp on the ...
Service Manual
Page 6
.... KV-S2025C Series / KV-SU225C Series / KV-S2045C Series / KV-SU245C Series Note · *1: These values (Readout speed) depend on the above specification. 6 The test environment by 1 paper scanning in the resolution under 300dpi is as follows. No file saving. In case of a paper beyond legal size, 1 by Manufacturer KME is recommended. 2.2. PC Environment OS: Windows NT® 4.0 / CPU: Pentium® Software: Twain 1.00 300MHz / Amount of Memory: 256MB / SCSI Card: 2940AU / Setting...
.... KV-S2025C Series / KV-SU225C Series / KV-S2045C Series / KV-SU245C Series Note · *1: These values (Readout speed) depend on the above specification. 6 The test environment by 1 paper scanning in the resolution under 300dpi is as follows. No file saving. In case of a paper beyond legal size, 1 by Manufacturer KME is recommended. 2.2. PC Environment OS: Windows NT® 4.0 / CPU: Pentium® Software: Twain 1.00 300MHz / Amount of Memory: 256MB / SCSI Card: 2940AU / Setting...
Service Manual
Page 7
... * Warning error: Clean roller or replace roller AC Inlet Power Cord (This illustration is a sample figure for indicating scanner status) Color Green ON 1. Ready with warning error 1. Scanning Flashing Sleeping without warning error Orange *1. Scanning with warning error *2. Sleeping with warning error 3. 3 COMPONENT IDENTIFICATION KV-S2025C Series / KV-SU225C Series / KV-S2045C Series / KV-SU245C Series Document Guide Imprinter Door Paper Feed Case ADF Door Feed Tray ADF Door Release Feed Extension Tray Exit Tray Business Card Guide Exit Extension Tray Exit...
... * Warning error: Clean roller or replace roller AC Inlet Power Cord (This illustration is a sample figure for indicating scanner status) Color Green ON 1. Ready with warning error 1. Scanning Flashing Sleeping without warning error Orange *1. Scanning with warning error *2. Sleeping with warning error 3. 3 COMPONENT IDENTIFICATION KV-S2025C Series / KV-SU225C Series / KV-S2045C Series / KV-SU245C Series Document Guide Imprinter Door Paper Feed Case ADF Door Feed Tray ADF Door Release Feed Extension Tray Exit Tray Business Card Guide Exit Extension Tray Exit...
Service Manual
Page 9
...´s operating environment or application. 9 System Requirements 4.4.1. Connecting the Scanner to a Personal Computer 4.3.1. Use SCSI cables as short as possible, securing SCSI specification. 3. Use the Power Cord that is for AC100-120V. After turning off the scanner and PC, remove SCSI cables. 4.4. Caution 1. KV-S2025C/S2045C Series CPU Memory (RAM) OS SCSI Board Minimum: Pentium® 300MHz Recommended: Pentium® 800MHz or higher [Black & White Scanning] Minimum: 128MB Recommended: 256MB or higher [Color Scanning] Minimum...
...´s operating environment or application. 9 System Requirements 4.4.1. Connecting the Scanner to a Personal Computer 4.3.1. Use SCSI cables as short as possible, securing SCSI specification. 3. Use the Power Cord that is for AC100-120V. After turning off the scanner and PC, remove SCSI cables. 4.4. Caution 1. KV-S2025C/S2045C Series CPU Memory (RAM) OS SCSI Board Minimum: Pentium® 300MHz Recommended: Pentium® 800MHz or higher [Black & White Scanning] Minimum: 128MB Recommended: 256MB or higher [Color Scanning] Minimum...
Service Manual
Page 16
... the image data during scanning, the scanner stops scanning (conveying) to wait until the free memorized space is over the amount of the 6.1 says 4. Same sequence as the above 6.1. Repeat the sequence "3." says. In case the data size of a document is secured for KV-S2045C/SU245C Series 6.2.1. Same sequence as the above sequence "1" of the 6.1 says 6. Feed Mechanism for a moment. In case the data size of a document...
... the image data during scanning, the scanner stops scanning (conveying) to wait until the free memorized space is over the amount of the 6.1 says 4. Same sequence as the above 6.1. Repeat the sequence "3." says. In case the data size of a document is secured for KV-S2045C/SU245C Series 6.2.1. Same sequence as the above sequence "1" of the 6.1 says 6. Feed Mechanism for a moment. In case the data size of a document...
Service Manual
Page 17
....14.2 C C C CC Ref. Note 1. Roller Cleaning Paper · Open the bag by the dotted line and take out the Roller Cleaning Paper. · If the opened bag is possibility that the door does not close the ADF Door until it , the alcohol will inform users the cleaning or replacing timing if the utility software in Sec.14.3 C C C sheets' scanning. 7 MAINTENANCE KV-S2025C Series / KV-SU225C Series / KV-S2045C Series / KV-SU245C Series 7.1. No. 36 in Sec.14...
....14.2 C C C CC Ref. Note 1. Roller Cleaning Paper · Open the bag by the dotted line and take out the Roller Cleaning Paper. · If the opened bag is possibility that the door does not close the ADF Door until it , the alcohol will inform users the cleaning or replacing timing if the utility software in Sec.14.3 C C C sheets' scanning. 7 MAINTENANCE KV-S2025C Series / KV-SU225C Series / KV-S2045C Series / KV-SU245C Series 7.1. No. 36 in Sec.14...
Service Manual
Page 61
... 1. Clear Counter for cleaning roller *2 To clear Counter for front and back sides manually. Other Save Information *2 2. Status indication 3. Maintenance 61 Warning Setting To set "sleep mode setting" and "warning timing to clean and to replace roller" to replace roller. CIS Black Level To check black level after setting CIS LED lighting level each side. Individual Position 1. Adjustment 5. Function item list of imprinter. Scanner Condition Sleep Mode *2 To set level each Sensor. (Waiting, Starting Position, Ending) Feed Motor To check Paper Feed...
... 1. Clear Counter for cleaning roller *2 To clear Counter for front and back sides manually. Other Save Information *2 2. Status indication 3. Maintenance 61 Warning Setting To set "sleep mode setting" and "warning timing to clean and to replace roller" to replace roller. CIS Black Level To check black level after setting CIS LED lighting level each side. Individual Position 1. Adjustment 5. Function item list of imprinter. Scanner Condition Sleep Mode *2 To set level each Sensor. (Waiting, Starting Position, Ending) Feed Motor To check Paper Feed...
Service Manual
Page 62
...; - 62 Double Feed occurred! Fig. 9.3.1 Scanner Status No error No paper error Contents U11: Paper Feed Jam, U12: Jam1(around conveyor) U13: Jam 2 (around conveyor), U16: Jam (around a sensor. Scanner is shown in scanner, or dust is open ! U2- F5- F6- Please set the paper. H5- Please replace the rollers. Scanning U7- B× - And troubleshooting for this error message and codes is not connected to the function item list shown in scanner! D× - KV-S2025C Series / KV-SU225C Series / KV-S2045C Series / KV-SU245C Series 9.3. Please...
...; - 62 Double Feed occurred! Fig. 9.3.1 Scanner Status No error No paper error Contents U11: Paper Feed Jam, U12: Jam1(around conveyor) U13: Jam 2 (around conveyor), U16: Jam (around a sensor. Scanner is shown in scanner, or dust is open ! U2- F5- F6- Please set the paper. H5- Please replace the rollers. Scanning U7- B× - And troubleshooting for this error message and codes is not connected to the function item list shown in scanner! D× - KV-S2025C Series / KV-SU225C Series / KV-S2045C Series / KV-SU245C Series 9.3. Please...
Service Manual
Page 63
... (Service Utility). cleaning roller. 2. for G/A2 x G/A 1 Error x G/A 2 Error 00 Waiting sensor error 00 Starting position sensor error 00 Ending sensor error 00 Front side lighting error (ST2: LED color 0: Red, 1: Green, 2: Blue) 00 Back side lighting error (ST2: LED color 0: Red, 1: Green, 2: Blue) 9.3.3. Click "Clear Counter" for replacing roller Operation 1. Scanner Counter Item Update All Counter Clear Counter for cleaning roller Clear Counter for "After Replace Roller" to user or service-person. Remarks After cleaning or replacing rollers, execute this item. 63 SCSI...
... (Service Utility). cleaning roller. 2. for G/A2 x G/A 1 Error x G/A 2 Error 00 Waiting sensor error 00 Starting position sensor error 00 Ending sensor error 00 Front side lighting error (ST2: LED color 0: Red, 1: Green, 2: Blue) 00 Back side lighting error (ST2: LED color 0: Red, 1: Green, 2: Blue) 9.3.3. Click "Clear Counter" for replacing roller Operation 1. Scanner Counter Item Update All Counter Clear Counter for cleaning roller Clear Counter for "After Replace Roller" to user or service-person. Remarks After cleaning or replacing rollers, execute this item. 63 SCSI...
Service Manual
Page 64
... "Set Default" on Sensor Sensitive Level dialog box. Check each sensor sensitive level on "Set Default" dialog box to set "Sleep Mode setting" and "Warning Setting to clean and replace roller" to judge whether paper exists or not correctly. Waiting Sensor and its reflector sheet c. Click "Sleep Mode" on the main menu. 2. Click "Warning Setting" on the main menu (Service Utility). 2. Click "Set Default" on "Conveyor Motor" dialog box to start LED Test continuously until clicking "STOP". 3. Click "Close" to get...
... "Set Default" on Sensor Sensitive Level dialog box. Check each sensor sensitive level on "Set Default" dialog box to set "Sleep Mode setting" and "Warning Setting to clean and replace roller" to judge whether paper exists or not correctly. Waiting Sensor and its reflector sheet c. Click "Sleep Mode" on the main menu. 2. Click "Warning Setting" on the main menu (Service Utility). 2. Click "Set Default" on "Conveyor Motor" dialog box to start LED Test continuously until clicking "STOP". 3. Click "Close" to get...
Service Manual
Page 65
... box to enter into the sleep mode. 3. Click "CIS LED Level" on "CIS LED Level" dialog box. 4. Check whether the peak level is installed. (KV-S2045C/SU245C Series only) 4. Click "STOP" to the main menu. 1. Click "STOP" to get back to finish this test. 6. Red 2. Set "CIS LED Intensity Level" of the sleep mode. 4. Set documents on "Feed" dialog box to enable or disable by checking check-box as required. Click "START" on the feed tray...
... box to enter into the sleep mode. 3. Click "CIS LED Level" on "CIS LED Level" dialog box. 4. Check whether the peak level is installed. (KV-S2045C/SU245C Series only) 4. Click "STOP" to the main menu. 1. Click "STOP" to get back to finish this test. 6. Red 2. Set "CIS LED Intensity Level" of the sleep mode. 4. Set documents on "Feed" dialog box to enable or disable by checking check-box as required. Click "START" on the feed tray...
Service Manual
Page 67
... correction. Adjust KV-S2025C Series / KV-SU225C Series / KV-S2045C Series / KV-SU245C Series Item Shading All Position Individual Position Operation 1. Click "Shading" on the main menu to the main menu. 1. Click "OK" to get back to execute scanning position & length adjustment. Position d. Set shading paper (Part No.: PBQX90113Z-J) on the main menu. Adjust Automatically. - 1. Click "Individual Position" on the feed tray. 2. f. Adjust Back V. Adjust Manually (Length) +: Increasing the number makes the scanning document length longer...
... correction. Adjust KV-S2025C Series / KV-SU225C Series / KV-S2045C Series / KV-SU245C Series Item Shading All Position Individual Position Operation 1. Click "Shading" on the main menu to the main menu. 1. Click "OK" to get back to execute scanning position & length adjustment. Position d. Set shading paper (Part No.: PBQX90113Z-J) on the main menu. Adjust Automatically. - 1. Click "Individual Position" on the feed tray. 2. f. Adjust Back V. Adjust Manually (Length) +: Increasing the number makes the scanning document length longer...
Service Manual
Page 68
..., turn off the scanner to feed documents. Orange Red ..........) 3 Confirm the LED on the feed OFF tray. 5 Push the "STOP/START Button" for mechanical test after replacing or reassembling rollers (Drive roller, Sensor roller) and other mechanical parts related to finish this test. Scanner Self-test Without connecting scanner to feed documents. Test Item Paper Feed Motor's rotating Conveyor Motor's rotating Feed Shading Operation LED status Remarks 1 While pushing "STOP/START Button" on the front panel, turn on the scanner. 2 Release...
..., turn off the scanner to feed documents. Orange Red ..........) 3 Confirm the LED on the feed OFF tray. 5 Push the "STOP/START Button" for mechanical test after replacing or reassembling rollers (Drive roller, Sensor roller) and other mechanical parts related to finish this test. Scanner Self-test Without connecting scanner to feed documents. Test Item Paper Feed Motor's rotating Conveyor Motor's rotating Feed Shading Operation LED status Remarks 1 While pushing "STOP/START Button" on the front panel, turn on the scanner. 2 Release...
Service Manual
Page 69
... checking each roller configuration and Scanner Counter of CIS some problems. Sensor Roller is dirty. (Black line, white line, darker image than the original) Clean the glass surface. Troubleshooting -2 (according to remove the dust. Rollers have reached their life expectancy. Dust on Waiting Sensor Execute Key / Sensor and Sensor Sensitive Level tests on the CONTROL Board. Check the motor mechanism condition, by properly. Replace faulty cables. 10 TROUBLESHOOTING KV-S2025C Series / KV-SU225C Series / KV-S2045C Series / KV-SU245C Series 10.1. Scanned image data...
... checking each roller configuration and Scanner Counter of CIS some problems. Sensor Roller is dirty. (Black line, white line, darker image than the original) Clean the glass surface. Troubleshooting -2 (according to remove the dust. Rollers have reached their life expectancy. Dust on Waiting Sensor Execute Key / Sensor and Sensor Sensitive Level tests on the CONTROL Board. Check the motor mechanism condition, by properly. Replace faulty cables. 10 TROUBLESHOOTING KV-S2025C Series / KV-SU225C Series / KV-S2045C Series / KV-SU245C Series 10.1. Scanned image data...
Service Manual
Page 70
... not work properly. 5. Remarks 70 Check whether the Drive Belt tension is dirty Clean the surface. 4. Replace the faulty cable. Replace the Conveyor Motor. 1. Dust on Starting Position Sensor Execute Key / Sensor and Sensor Sensitive Level tests on the POWER Board. · Approx. 2.8k to 12.8kHz (for KVS2045C/SU245C Series) 4. Execute Feed and Conveyor Motor tests Sensor Roller, Drive Belt, on the CONTROL Board. 5. b. Remove the document...
... not work properly. 5. Remarks 70 Check whether the Drive Belt tension is dirty Clean the surface. 4. Replace the faulty cable. Replace the Conveyor Motor. 1. Dust on Starting Position Sensor Execute Key / Sensor and Sensor Sensitive Level tests on the POWER Board. · Approx. 2.8k to 12.8kHz (for KVS2045C/SU245C Series) 4. Execute Feed and Conveyor Motor tests Sensor Roller, Drive Belt, on the CONTROL Board. 5. b. Remove the document...
Service Manual
Page 71
... the scanner, properly. 3. b. Conveyor Motor circuit does not work properly. Replace Conveyor Motor. 1. Check the connection between the Conveyor Motor and CN806 (POWER Board). 3. KV-S2025C Series / KV-SU225C Series / KV-S2045C Series / KV-SU245C Series Error Code Possible Cause Check Point Classified Code ST1 ST2 ST3 ST4 U13 (Jam2: around conveyor) 13 Document remains between Starting Position Sensor and Ending Sensor. Check whether the Drive Rollers, the Sensor Rollers, the Drive belt, and the conveyor to support...
... the scanner, properly. 3. b. Conveyor Motor circuit does not work properly. Replace Conveyor Motor. 1. Check the connection between the Conveyor Motor and CN806 (POWER Board). 3. KV-S2025C Series / KV-SU225C Series / KV-S2045C Series / KV-SU245C Series Error Code Possible Cause Check Point Classified Code ST1 ST2 ST3 ST4 U13 (Jam2: around conveyor) 13 Document remains between Starting Position Sensor and Ending Sensor. Check whether the Drive Rollers, the Sensor Rollers, the Drive belt, and the conveyor to support...
Service Manual
Page 72
.... 2. a. b. U23 (Double feed error) 2. Note Refer to support the Exit Rollers are put together into the scanner, properly. 3. Rollers' used period has come to this problem. Check the surface of Service Utility software. scanner) Re-adjust the belt tension. Thickness of specification. Retard Rollers after checking each roller configuration and Scanner Counter of the Exit Roller. Dust on a sensor. U18 18 00 00 00 Document remains in scanner. (Document remains in front of the paper length on...
.... 2. a. b. U23 (Double feed error) 2. Note Refer to support the Exit Rollers are put together into the scanner, properly. 3. Rollers' used period has come to this problem. Check the surface of Service Utility software. scanner) Re-adjust the belt tension. Thickness of specification. Retard Rollers after checking each roller configuration and Scanner Counter of the Exit Roller. Dust on a sensor. U18 18 00 00 00 Document remains in scanner. (Document remains in front of the paper length on...
Service Manual
Page 76
... more 5. Replace faulty cables. 6. B · Q1028 - Replace the faulty cable. 6. to Note · Q1025 - Execute CIS LED Level and CIS Black Level tests on Sec. 9.3.6. B 5. Execute CIS LED Level and CIS Black Level tests on the Ending Sensor. 3. Check Point 1. Clean the CIS glass surface. 2. Check point: Refer to check the sensor condition. 4. Replace the CONTROL Board. 1. KV-S2025C Series / KV-SU225C Series / KV-S2045C Series / KV-SU245C Series Error Code Possible Cause Classified Code ST1 ST2...
... more 5. Replace faulty cables. 6. B · Q1028 - Replace the faulty cable. 6. to Note · Q1025 - Execute CIS LED Level and CIS Black Level tests on Sec. 9.3.6. B 5. Execute CIS LED Level and CIS Black Level tests on the Ending Sensor. 3. Check Point 1. Clean the CIS glass surface. 2. Check point: Refer to check the sensor condition. 4. Replace the CONTROL Board. 1. KV-S2025C Series / KV-SU225C Series / KV-S2045C Series / KV-SU245C Series Error Code Possible Cause Classified Code ST1 ST2...
Service Manual
Page 78
.... SCSI terminator setting is over the 1. CONTROL Board does not work correctly. Clear Counter for replacing roller. (See 9.3.4.) rollers. Install ASPI. Install the SCSI card correctly. scanner counter value (default: 7.3.) Warning 300,000) that of the other SCSI device. Check Point Check the cable connection. correctly. (Only for the terminator to be OFF.) 2. The following Warning message is Actual scanning quantity is attached to SCSI connector position, be sure to set the dip switch for KV-S2025C/S2045C Series) Scanner's SCSI ID number...
.... SCSI terminator setting is over the 1. CONTROL Board does not work correctly. Clear Counter for replacing roller. (See 9.3.4.) rollers. Install ASPI. Install the SCSI card correctly. scanner counter value (default: 7.3.) Warning 300,000) that of the other SCSI device. Check Point Check the cable connection. correctly. (Only for the terminator to be OFF.) 2. The following Warning message is Actual scanning quantity is attached to SCSI connector position, be sure to set the dip switch for KV-S2025C/S2045C Series) Scanner's SCSI ID number...