1/05
8d-14
DocuColor 12/DCCS50
11-142 Mailbox Entrance Sensor On Jam Long RAP
Reissue
Finisher/Sorter
Go to Flag 3 on BSD12.7. Check the wires for an open circuit. If the wires
are good, ensure that the Mailbox gate is connected to the Mailbox Gate
Solenoid and that it moves freely. If the problem continues, replace the
Mailbox Gate (PL 18.11) and the Mailbox Gate Solenoid (PL 18.11).
Ensure that the Mailbox Gate is connected to the Mailbox Gate Solenoid and
t
hat
it moves freely. If the problem continues replace the Mailbox Gate (PL
18.11) and the Mailbox Gate Solenoid (PL 18.11).
• Check the paper path for any obstructions t
hat
could cause the paper not to
enter the Vertical Transport.
• Ensure that the Mailbox Gate moves freely.
If the problem continues replace the
Mailbox Gate (PL 18.11) and the Mailbox Gate Solenoid (PL 18.11).
Enter dC330 012-005 Mailbox Drive Motor. Press Start. T
he Mailbox Transport Roll is
rotating.
YN
The Mailbox Drive Belt is moving.
YN
The Mailbox Drive Motor is rotating
YN
+24 VDC is measured between P/
J1021-1 and
P/J1021-2 of the Mail-
box Drive Motor
YN
Go to Fl
ag 2 and Fl
ag 3 on BSD12.5. Check the wires for an open
circuit. If the wires are good, replace the Mailbox PWB (PL 18.11). If
the problem continues, replace the Finisher PWB (PL 18.4).
Press St
op. +5
VDC is measured between P/J1021-3 and GND.
YN
Go to F
lag 1 and Flag 2 on BSD12.
5. Check the wire for an open cir-
cuit. If the wire is good, replace the Mailbox PWB (PL 18.11).
Press Sta
rt. Less
than +1 VDC is measured between P/J1021-3 and
GND.
YN
Replace the Mailbox PWB (P
L 18.1
1). If the problem continues,
replace the Finisher PWB (PL 18.4).
Replace the Mailbox Drive Motor (PL 18.10).
Ens
ure that the Mailbox Drive Motor Pulley is fastened to the motor shaft.
• Check the Drive Belt Tension Pulley for proper tension
• Check the Drive Belt for Damage
• Check that the gear pulleys are properly f
as
tened to the drive rolls
Check the following parts for wear, glazing, or slipping.
• Mailbox Entrance Roll (PL 18
.10)
• Pinch Rollers (PL 1
8.12)
• SCT Exit Roll (PL 18.10)
• D
rive Belt (PL 1
8.10)
Check the Drive Belt Tension Roll for proper tension.
Enter dC330 012-142 Mailbox Entrance Sensor. Manually actuate the Mailbox Entrance Sen-
sor actuator. The display changes from L to H to L as the actuator moves in and out of
the senso
r.
YN
The display is always H
YN
Go to Fl
ag 8 on BS
D12.7. Check the harness for a short circuit to ground. If the har-
ness is good, replace the Mailbox Entrance Sensor (PL 18.13
).
+5 VDC is measured between P/J1017-1
and P/J1017-3 on the Mailbox Entrance
Sensor.
YN
+5 VDC is measured between P/
J1040-2 and
P/J1040-3 on the Finisher PWB.
YN
+5 VDC is measured between P/
J880-3 and
P/J880-2.
YN
Go to the +5VDC F
igure
1 wirenet and check wires for an open or short
circuit.
Go to Flag 17 on BS
D12.1 and check the harness for an open circuit.
Go to Flag 7 on BSD12.7. Check the wires for an open. If the wires are OK, replace
th
e Finisher PWB (PL 18.4).
Go to Flag 8 and Flag 7 on BSD12.7. Check the harness for an open circuit. If the har-
ness is
good, replace the Mailbox Entrance Sensor (PL 18.13
).
With paper at the sensor, less than +0.5 VDC is measured between P/J1040-4
and GND.
YN
Replace the Mailbox Entrance Sensor (PL
18.13).
Check
the following parts for wear, glazing, or slipping.
• Mailbox Entrance Roll (PL 18.10)
• Pinch Rollers (PL 18.12
)
• SCT Exit Roll (PL 18.10)
• Drive Belt (PL 1
8.10)
Check the Drive Belt Tension Roll for proper tension.
A
A
AB C D E
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