Canon imageRUNNER 330 Service Manual page 54

• Inputs to and Outputs from the Image Processor Circuit (2/2)
Keypad PCB
Main power
supply lamp PCB
Function key
PCB
Control panel
power supply
switch PCB
LCD contrast
adjustment PBC
One-touch dial
cover open/
closed detection
Control panel
inverter PCB
LCD panel
(LCD)
Downloading
PCB
Copy/download switch
COPYRIGHT © 1999 CANON INC. CANON imageRUNNER 400/330 REV.0 JAN. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON)
Control panel
CPU PCB
J9001
SW9001
Figure 2-107
CHAPTER 2 BASIC OPERATION PROVIDES
Image processor PBC
J901 J710
Checks are not
possible in the field,
and explanations
are omitted.
J707
2-11