Canon IR2800, IR3300 Photosensitive drum fails to rotate, Pre-exposure lamp fails to go on, 34 T

CHAPTER 4 TROUBLESHOOTING IMAGE FAULTS/MALFUNCTIONS

4.2.7 The photosensitive drum fails to rotate.

1. Main motor

Is ‘E010’ (faulty main motor) indicated?

YES: See the description on ‘E010’ in Chapter 6 “Self Diagnosis.”

2. Drum unit, Drum drive unit

Remove and then mount bak the drum unit. Is the problem corrected? YES: Yes.

NO: Check the drum unit and the drive assembly of the drum drive unit. If a fault is discovered, correct the fault or replace the unit.

4.2.8 The pre-exposure lamp fails to go ON.

1. Pre-exposure lamp (LAMP2), DC controller PCB

Execute the following in service mode: COPIER>FUNCTION>MISC- P>PRE-EXP. Is the activation control signal present at J312B of the DC controller PCB? (J312B-6: 24 V, J312B-7: PREEXPOSE)

YES: Check the wiring from the DC controller PCB to the pre-exposure lamp; if normal, replace the pre-exposure lamp.

NO: Replace the DC controller PCB.

4-34 T COPYRIGHT © 2001 CANON INC. CANON iR2200/iR2800/iR3300 REV.0 MAR. 2001