GBC AdvancedPunch Pro Service Manual page 68

This clears the fault
Yes- Resume normal operation;
5. Visually inspect the Sensor cable 023N01324 from Sensor to Punch
frame header; 023N01345 Punch frame header to Control board.
(see Section 7 Wiring), To closely inspect the sensor cable from
sensor to header, it is recommended to undock the punch.
Cable appears to be damaged
Yes- go to Step 7 or 8;
6. Do GP 6.2.16 FIRMWARE UPGRADE Procedure to Re-flash the
firmware for the AdvancedPunch Pro.
This clears the fault
Yes- Resume normal operation;
7. Replace the Sensor Cable from Align Home Sensor to header. PL
7.3, see Section 7 Wiring
This clears the fault
Yes- Resume normal operation;
8. Replace the cable from header to Main control board, PL 7.3, see
Section 7 Wiring
This clears the fault
Yes- Resume normal operation;
9. Do REP 5.1 to replace the Main Control Board (PL 7.1).
This clears the fault
Yes- Resume normal operation
No- Escalate to second level
GBC AdvancedPunch Pro
No- Go to Step 5
No- Go to Step 6
No- Go to Step 7
No- Go to Step 8
No- Go to Step 9
11/07/2018
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RAPS