GBC FusionPunch II Service Manual page 58

The display indicates a change in state.
Y N
Go to Step 6.
The Stacker Almost Full Switch and related
circuits are good.
6. Disconnect the Stacker Almost Full Switch.
With the switch deactivated, check for
continuity across the switch.
There is continuity across the switch.
Y N
Go to Step 7.
Replace the Stacker Almost Full Switch
(PL 5.1A).
7. Examine the cable from P11 on the Stacker
I/O PWB to the Stacker Almost Full Sensor.
Check for shorts to ground or opens in this
harness.
The harness is shorted to ground or open.
Y N
Go to Step 8.
Replace the harness (PL 6.2A)
8. Examine the cable from P25-INB4 on the
Stacker I/O PWB to P25-4 on the Punch I/O
Daughter PWB. Check for shorts to ground
or opens in this harness.
The harness is shorted to ground or open.
Y N
Replace the Stacker I/O PWB (PL
3.2). If the problem is still present,
replace the Punch I/O Daughter PWB
(PL 3.1).
Replace the harness (PL 6.2A)
9. Stacker Upper Switch Checkout
RAP 5.1 Stacker Full, Almost Full, and Upper Switch
Select the table for Stacker 1 or Stacker 2
below. Enter the Diagnostics mode and
use the left/right keys to select the desired
input.
Stacker 1:
S1 INB6 Upper Switch
I14 1100110011001100
Stacker 2:
S2 INB6 Upper Switch
I14 1100110011001100
Manually activate the Stacker Upper
switch and observe the Control Panel for a
change in state.
The display indicates a change in state.
Y N
Go to Step 10.
The Stacker Upper Switch and related
circuits are good.
10. Disconnect the Stacker Upper Switch. With
the switch deactivated, check for continuity
across the switch.
There is continuity across the deactivated
switch.
Y N
Go to Step 11.
Replace the Stacker Upper Switch (PL
5.1A).
11. Examine the cable from P9 on the Stacker
I/O PWB to the Stacker Upper Sensor.
Check for shorts to ground or opens in this
harness.
12/2003
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The harness is shorted to ground or open.
Y N
Go to Step 12.
Replace the harness (PL 6.2A)
12. Examine the cable from P25-INB6 on the
Stacker I/O PWB to P25-6 on the Punch I/O
Daughter PWB. Check for shorts to ground
or opens in this harness.
The harness is shorted to ground or open.
Y N
Replace the Stacker I/O PWB (PL
3.2). If the problem is still present,
replace the Punch I/O Daughter PWB
(PL 3.1).
Replace the harness (PL 6.2A)
GBC FusionPunch II Service Manual