Epson AcuLaser C2900N Service Manual page 192

Chapter 1 Troubleshooting
Step
Checking the fuser unit for installation.
Reseat the fuser unit.
21 Does the noise arise from the printer?
Checked by [Digital Output] - [Sub Motor] in [IOT Diag] of
diagnosis.
Checking the DRIVE ASSY SUB for installation.
Reseat the DRIVE ASSY SUB.
22 Does the noise arise from the printer?
Checked by [Digital Output] - [Sub Motor] in [IOT Diag] of
diagnosis.
Epson AcuLaser C2900N
Check
1 - 179
Remedy
Yes
Go to step 22. End of work.
Try replacing the
drum cartridge
(refer to RRP4.6),
fuser unit (refer to
RRP6.1) after
replacement, be
End of work.
sure to clear the
life counter value,
and DRIVE ASSY
SUB (refer to
RRP7.1) one after
another.
Revision B
No
Confidential