1/05
8d-46
DocuColor 12/DCCS50
12-254, 12-255
Reissue
Finisher/Sorter
Go to Flag 1 on BSD 12.15. Check the harness for an open circuit.
There is +5 VDC from J1073-2 to J1073-3.
YN
Go to Flag 2 on BS
D 12.15. Check the harness for an open circuit. If the wire is
good, replace the Finisher PWB (PL 18.4)
Replace the Stack Height Sensor (PL 18.20).
If the problem continues, replace the Fin-
isher PWB (PL 18
.4).
Go to Flag 1 and F
lag 2 on BSD 12.15. Check for loose connections or an intermittent short cir-
cuit to GND. If the problem continues, replace the Stack Height Sensor (PL 1
8.20).
12-255 RAP
The Stacker Upper Limit Sensor detects the Stacker Tray at the upper limit during ascension,
or does not detect a change of state during descension
Initial Actions
Refer to BSDs 12.1 and 12.15 for the following procedure.
Procedure
Remove the Rear Lower Cover. The Stacker Upper Limit Sensor is blocked by the Actua-
tor.
YN
Enter dC330 012-259 Stacker Upper Limit Sensor.Press Sta
rt.
Manually actuate the
Stacker Upper Limit Sensor. The display changes from Low to High to Low.
YN
The display is always Low.
YN
Disconnect P/
J1065. T
here is +5 VDC from J1065-1 to J1065-3.
YN
+5 VDC is measured from P
/J1038
-5 to P/J1038-6.
YN
+5 VDC is measured from P
/J1026
-3 to P/J1026-2.
YN
Go to F
lag 17 on BSD 12.1. Check the +5VDC wiring for an
open circuit.
Replace t
he Finisher PWB (PL 18.4).
Go
to Flag 3 and Fl
ag 7 on BSD 12.15. Check the harness for an open cir-
cuit.
There is +5 VDC from J1065-2 to J1065-3.
YN
Go to Fl
ag 4 on BS
D 12.15. Check the harness for an open circuit. If the
wire is good, replace the Finisher PWB (PL 18.4)
Replace the Stacker Upper Limit Sensor (PL 18.27
). If the problem continues,
replace the Finisher PWB (PL 18.4).
Disconnect P/J1065. Th
e display is High.
YN
Go to F
lag 4 and Flag 7 on BSD12.15. Check the wire for a short circuit to
GND.
If the wire is good, replace the Finisher PWB (PL 18.4)
Replace the Stacker Upper Limit Sensor (PL 18.27
).
Go to Flag 3 and Fl
ag 4 on BSD 12.15. Check for a loose connection or an intermittent
short circuit to GND. If the wires are good, replace the Stacker Upper Limit Sensor (PL
18.27).
Enter dC330 012-041 Stacker Motor Down and press Star
t. The Stacker Tray moves down.
A B C
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