The Scanning Lamp Fails To Go On - Canon iR2200 Service Manual

CHAPTER 4 TROUBLESHOOTING IMAGE FAULTS/MALFUNCTIONS

4.3.2 The scanning lamp fails to go ON.

1. Wiring, Connector
Is the connection of the wiring and the connectors between the inverter
PCB (J4061) and the lamp correct?
NO:
2. Inverter PCB
Is 'E220' indicated?
YES: Replace the inverter PCB.
3. Scanning lamp, Reader controller PCB
Execute the following in service mode: COPIER>FUNCTION>MISC-
R>SCANLAMP. Is the activation control signal present at J402 of the
reader controller PCB? (J402-2: LMP_ON, J402-3: GND, J402-4: +24 VU)
YES: The scanning lamp is faulty. Replace the lamp.
NO:
4-36 T
COPYRIGHT © 2001 CANON INC.
Correct the wring, and connect the connectors securely.
The reader controller PCB is faulty. Replace the PCB.
2000 2000 2000 2000 CANON iR2200/iR2800/iR3300 REV.0 MAR. 2001