Dell 3130cn Service Manual page 108

Yes
Replace the PWBA MCU.
(Refer to Removal 30/
Replacement 14.)
Version 1 2008.02.15
Checking the PH Motor for
operation
Does the PH Motor
operate properly?
Yes
Checked by [Digital Output] -
[DO-a (Control Panel)/PH
MOTOR ON(PC)] in
diagnosis.
Checking the SENSOR
PHOTO (REGI SENSOR)
for operation
Does the
SENSOR PHOTO
(REGI SENSOR) operate
properly?
Checked by [Digital Output] - [DI-
3(Control Panel)/REGI SNR(PC)]
in diagnosis.
A
Checking the CLUTCH
ASSY PH TURN for
operation
Does the
CLUTCH ASSY PH
TURN operate properly?
Yes
Checked by [Digital Output] -
[DO-2b (Control Panel)/MSI
TURN CLUTCH ON(PC)]
in diagnosis.
No
Replace the DRIVE ASSY
PH.
(Refer to Removal 17/
Replacement 27.)
No
Replace the DRIVE ASSY
PH.
(Refer to Removal 17/
Replacement 27.)
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Chapter 1 Troubleshooting
No
Replace the CLUTCH
ASSY PH TURN.