GBC FusionPunch II Service Manual page 64

NOTE: The Stacker Tray moves
under the control of the Stacker
Direction Signal. A value of 1 moves
the tray up and a value of 0 moves the
tray down. Depending on the position
of the tray, to move the tray in the
Diagnostics Mode, you may need to
change the value of Stacker Dir. See
the table below.
Stacker 1:
Motor Diagnostic
Stacker Tray S1 OUTC6 StackerDeck
Motor O6 1100110011001100
Stacker S1 OUTC7 Stacker Dir
Direction
07 1100110011001100
Stacker 2:
Motor Diagnostic
Stacker Tray S2 OUTC6 StackerDeck
Motor O6 1100110011001100
Stacker S2 OUTC7 Stacker Dir
Direction
07 1100110011001100
The Stacker Tray Motor energizes when
the output is activated, and the Stacker
Tray moves up or down.
Y N
Go to Step 14.
Go to Step 5.
5. Check the Exit Chute on the Punch for
obstructions. Also ensure that there are no
obstructions in the Stacker tray that would
cause the paper to stall or jam.
RAP 5.3 Stacker Jams
6. In the Diagnostics Mode, sequentially
activate and deactivate the O-Ring Motor
output. Observe LED L0A8 on the Stacker
I/O PWB.
LED L0A8 illuminates when the output is
active.
Y N
Go to Step 7.
Go to Step 9.
7. On the Stacker I/O PWB, disconnect P/J
30. In the Diagnostics Mode, activate the
Stacker O-Ring Motor output. While the
output is active, observe L0A8 on the
Stacker I/O PWB.
NOTE: In this step, you are checking
to see if the LED remains LIT when the
P/J is disconnected, NOT flashing.
LED L0A8 remains lit when P/J30 is
disconnected.
Y N
Reconnect P/J 30 and go to Step 8.
Go to Step 11.
8. Check the continuity of the harness
between the Punch Daughter PWB P23-8
and Stacker I/O PWB P23A-OUTA8.
The continuity is OK.
Y N
Replace the harness between the
Punch Daughter PWB P23 and Stacker
I/O PWB P23 (PL 6.1D).
Replace the Little Star Controller
Expansion PWB (PL 3.1).
9. On the Stacker I/O PWB, disconnect P/J
30. In the Diagnostics Mode, repeatedly
activate and deactivate the Stacker O-Ring
Motor output. Observe L0A8 on the
Stacker I/O PWB.
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LED L0A8 lights when the output is
activated.
Y N
Reconnect P/J 30 and go to Step 10.
Reconnect P/J 30 and go to Step 11.
10. Check the continuity of the harness
between the Punch Daughter PWB P23-8
and Stacker I/O PWB P23A-OUTA8.
The continuity is OK.
Y N
Replace the harness between the
Punch Daughter PWB P23 and
Stacker I/O PWB P23 (PL 6.D).
Replace the Little Star Controller
Expansion PWB (PL 3.1).
11. The O-Ring Motor is enabled by a ground
on P30-OUTA,C8. When the output is
deactivated, there should be +24 VDC at
this point. When the output is active, there
should be 0 VDC.
In the Diagnostics Mode, deactivate the O-
Ring Motor output. While the output is
deactivated, on the Stacker I/O PWB,
check for +24 VDC between P/J30-
OUTA,C8, and P/J 28-0VDC. Then,
activate the output and check for 0 VDC at
the same location.
Activate and then deactivate the output and
check P30-OUTA8 for 0VDC and +24 VDC.
There is 0VDC when the output is activated
and +24 VDC with the output deactivated.
Y N
Replace the Stacker I/O PWB (PL
3.2).
GBC FusionPunch II Service Manual