Epson AcuLaser C2900N Service Manual page 236

Chapter 2 Operation of Diagnostic
Motor/Clutch/Solenoid Name
(Diag. Code)
Drum Erase Lamp K
(DO-3d)
Drum Erase Lamp YMC
(DO-3f)
Epson AcuLaser C2900N
NOTE: This procedure is for the technical staff.
When performing operation for five minutes or longer with the front
cover open, remove the drum cartridge, and cover the drum to avoid
exposure to light.
1) Power on the printer, and enter the Diag Mode.
2) Open the Front Cover.
3) Remove the drum cartridge.
4) Cheat the Safety Interlock System.
5) Execute DO-3d.
6) Check that the ERASE LAMP (Black) illuminates.
7) Press the "STOP" key to stop the test.
8) Replace the drum cartridge.
9) Remove the cheater.
10) Close the Front Cover.
NOTE: This procedure is for the technical staff.
When performing operation for five minutes or longer with the front
cover open, remove the drum cartridge, and cover the drum to avoid
exposure to light.
1) Power on the printer, and enter the Diag Mode.
2) Open the Front Cover.
3) Remove the drum cartridge.
4) Cheat the Safety Interlock System.
5) Execute DO-3f.
6) Check that the ERASE LAMP (YMC) illuminates.
7) Press the "STOP" key to stop the test.
8) Replace the drum cartridge.
9) Remove the cheater.
10) Close the Front Cover.
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Check procedure
Black Drum Erase Lamp
Cyan Drum Erase Lamp
Magenta Drum Erase Lamp
Yellow Drum Erase Lamp
Revision B
Rio02019KA
Rio02020KA
Confidential