Epson AcuLaser C2900N Service Manual page 149

Chapter 1 Troubleshooting
Step
Checking the DRUM CARTRIDGE for connection.
Remove the DRUM CARTRIDGE.
Are five HV terminals on the DRUM CARTRIDGE, and five
springs on the frame (PL4.1.10 and PL4.1.15 to 18) dirty
and/or deformed?
9
Checking after resetting the DRUM CARTRIDGE.
10 Reseat the DRUM CARTRIDGE.
Is the image printed correctly?
Checking the laser beam windows of the ROS ASSY.
Are the laser beam windows on the ROS ASSY clean?
11
Checking the laser beam path.
Are there any foreign substances between the ROS ASSY
and DRUM CARTRIDGE?
12
Epson AcuLaser C2900N
Check
1 - 136
Remedy
Yes
Clean and/or
replace the DRUM
CARTRIDGE or Go to step 10.
SPRING(s), then
go to step 5.
End of work. Go to step 10.
Clean the
window(s) with
Go to step 12.
soft cloth or cotton
swab gently.
Remove the
foreign Go to step 13.
substances.
Revision B
No
Confidential