GBC AdvancedPunch Pro, Service Manual

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GBC AdvancedPunch Pro
11/07/2018 Punch Quality
3-5
5. Inspect the die stop block of the die set, tighten if necessary.
This clears the fault
Yes - Return to normal operation;
No
- Go to Section 3.7 Punching accuracy inconsistent
3.5 Backgage Offset
“Backgage Offset” refers to alignment in slow scan or process
direction.
Do the following steps if the Backgage is offset from correct
position on all sheets consistently.
• If the backgage position is correct for the first punched sheet in
a job and incorrect for all subsequent sheets, go to Step 4.
• If the punched hole positions are not consistent for all sheets,
go to section 3.7 Punching Accuracy Inconsistent.
1. Do GP 6.1.1 Backgage Offset.
This clears the fault
Yes - Return to normal operation; No - Go to Step 2
2. If the backgage depth is too shallow (holes towards the trail
edge of the sheet), do RAP 4.3 to check Solenoids SOL 6,
SOL 7, and SOL 8.
This clears the fault
Yes - Return to normal operation; No - Go to Step 3
3. Do RAP 4.1 to check Sensors S22, S23 and S24.
This clears the fault
Yes - Return to normal operation;
No - Go to Step 4
4. Do RAP 4.3 to check Solenoid SOL 6.
This clears the fault
Yes-
Return to normal operation;
No- Go to Section 3.7 Punching Accuracy Inconsistent