Dell 3130cn Service Manual
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Brand: Dell
Category: Label Maker , Printer
Type: Service manual for Dell 3130cn - Color Laser Printer
Pages: 854
1 - 225
Chapter 1 Troubleshooting
Version 1 2008.02.15
9
Checking the connectors of the PWBA DUP-H and
CLUTCH DUP for connection
Check the connections between the PWBA DUP-H and
CLUTCH DUP.
Are P/J431 connected surely?
Go to step 10.
Reconnect the
connector(s)
P/J431 surely.
10
Checking the power to the CLUTCH DUP
Disconnect the connector of P/J431 on the PWBA DUP.
Is the voltage across ground <=> J431-1pin on the PWBA
DUP, about +24 VDC?
Replace the
FEEDER ASSY
DUP
(Refer to Removal
5/ Replacement
39.)
Go to step 11.
11
Checking the connectors of the PWBA DUP-H and PWBA
MCU for connection
Check the connections between the PWBA DUP-H and
PWBA MCU.
Are P/J428, P/J2720, P/J272 and P/J27 connected surely?
Go to step 12.
Reconnect the
connector(s)
P/J428, P/J2720,
P/J272 and/or P/
J27 surely.
12
Checking the HARNESS ASSY DUP UNIT for continuity
Disconnect P/J428 from the PWBA DUP-H.
Disconnect P/J2720 from the HARN ASSY FRONT
COVER.
Is each cable of P/J428 <=> P/J2720 continuous?
Go to step 13.
Replace the HAR-
NESS ASSY DUP
UNIT.
13
Checking the HARNESS ASSY FRONT COVER for conti-
nuity
Disconnect P/J2720 from the HARNESS ASSY DUP UNIT.
Disconnect P/J272 from the HARN ASSY R SIDE.
Is each cable of P/J2720 <=> P/J272 continuous?
Go to step 14.
Replace the HAR-
NESS ASSY
FRONT COVER.
14
Checking the HARN ASSY R SIDE for continuity
Disconnect P/J272 from the HARNESS ASSY FRONT
COVER.
Disconnect P/J27 from the PWBA MCU.
Is each cable of P/J272 <=> P/J27 continuous?
Go to step 15.
Replace the
HARN ASSY R
SIDE.
15
Checking the power to the PWBA DUP-H
Disconnect the connector of P/J27 on the PWBA MCU.
Is the voltage across ground <=> J27-15pin on the PWBA
MCU, about +3.3 VDC?
Replace the
FEEDER ASSY
DUP
(Refer to Removal
5/ Replacement
39.)
Replace the
PWBA MCU.
(Refer to Removal
30/ Replacement
14.)
16
Checking the connectors of the PWBA DUP-H and
MOTOR ASSY DUP for connection
Check the connections between the PWBA DUP-H and
MOTOR ASSY DUP.
Are P/J429 connected surely?
Go to step 17.
Reconnect the
connector(s)
P/J429 surely.
17
Checking the power to the MOTOR ASSY DUP
Disconnect the connector of P/J429 on the PWBA DUP.
Is the voltage across ground <=> J429-2pin on the PWBA
DUP, about +24 VDC?
Replace the
FEEDER ASSY
DUP
(Refer to Removal
5/ Replacement
39.)
Go to step 11.
Step
Check Yes No