EPSON AcuLaser C2600/2600
Revision B
Troubleshooting
Troubleshooting According to the Error Message
158
3.3.4.1 Engine Related Error
E090: Inconsistent patch sensing
Error Occurrence/Error Detection Method
If the value calculated based on the density level detected by the Patch Sensor falls
outside the predetermined range, this error occurs.
Possible Parts Caused the Error
Check Point
Diagram
No.
Part Name
Reference
1
TRANSFER UNIT, Assy., ASP
page 284
2
HARNESS, MAIN
---
3
BOARD ASSY., MAIN C585 MCU
page 310
No.
Check Point
1
Open and close the Cover D to clean the density sensor.
2
Check the connection status between the Density Sensor (Transfer Unit,
Assy., ASP) and the MCU.
[TRANSFER UNIT, Assy., ASP] - [HARNESS, MAIN] - [BOARD ASSY.,
MAIN C585 MCU] (CN110)
Inspect the sensor cleaner on the transfer unit for any abnormality.
3
Replace the [TRANSFER UNIT, Assy., ASP].
4
Replace the [BOARD ASSY., MAIN C585 MCU].
03002801
CN110
J110
J241X
J241Y
4
5
6
7
8
5
4
3
2
1
J307
3
2
1
5
4
Patch Sensor
SEN_LED
P_TONER
S_TONER
S.GND
5VA
TRANSFER UNIT, Assy., ASP
(TMP_EXT)
(S.GND)
4
5
6
7
8
9
10
BOARD ASSY., MAIN
C585 MCU
gry
wht
wht
wht
HARNESS, MAIN
Summary of Contents for Aculaser 2600 Series
Page 1: ...EPSON AcuLaserC2600 2600 A4 Full Color Laser Printer SERVICE MANUAL SEPG04005 ...
Page 12: ...C H A P T E R 1 PRODUCTDESCRIPTION ...
Page 85: ...C H A P T E R 2 OPERATINGPRINCIPLE ...
Page 141: ...C H A P T E R 3 TROUBLESHOOTING ...
Page 209: ...EPSON AcuLaser C2600 2600 Revision B Troubleshooting Test Print 209 PRINTED PATTERN 03003101 ...
Page 210: ...C H A P T E R 4 DISASSEMBLYANDASSEMBLY ...
Page 364: ...C H A P T E R 5 ADJUSTMENT ...
Page 384: ...C H A P T E R 6 MAINTENANCE ...
Page 410: ...C H A P T E R 7 APPENDIX ...
Page 437: ...EPSON AcuLaser C2600 2600 Revision B APPENDIX Exploded Diagrams 437 7 4 Exploded Diagrams ...
Page 450: ...Model AcuLaser C2600 AcuLaser 2600 Board C585 MAIN Sheet 1 of 5 Rev B ...
Page 451: ...Model AcuLaser C2600 AcuLaser 2600 Board C585 MAIN Sheet 2 of 5 Rev A ...
Page 452: ...Model AcuLaser C2600 AcuLaser 2600 Board C585 MAIN Sheet 3 of 5 Rev A ...
Page 453: ...Model AcuLaser C2600 AcuLaser 2600 Board C585 MAIN Sheet 4 of 5 Rev B ...
Page 454: ...Model AcuLaser C2600 AcuLaser 2600 Board C585 MAIN Sheet 5 of 5 Rev B ...