Canon 2/3 Hole Puncher Unit-A1, Service Manual

Page: 47 / 72

PCB
Handling before replacement
• When backup is possible
1. Before replacing the puncher controller PCB, back up the various adjustment values to the host machine in the host
machine's service mode.
• (Lv.1) SORTER ＞ FUNCTION ＞ PUN-BK-R
2. To execute back up, turn the main power on the host machine off and then on.
3. Turn the main power of the host machine off.
• When backup is not possible
1. Before replacing the finisher controller PCB, output P-PRINT in the host machine's service mode.
• (Lv.1) COPIER
＞
FUNCTION
＞
MISC-P
＞
P-PRINT
2. Turn the main power of the host machine off.
Removing the Puncher
Controller PCB (PCB301)
1. Remove the flexible cable.
• 1 flexible cable [1]
• 1 cable clamp [2]
1x
[1]
[2]
2. Remove the harness guide [1].
• 1 claw [2]
[1]
[2]
3. Remove the connector.
• 3 connectors [1]
3x
[1]
[1]
[1]
4. Remove the PCB [1].
• 1 screw [2]
[1]
[2]
1x
4. Disassembly/Assembly
41