Dell 2130cn Service Manual page 210

Step
Checking the TNR (M) MOT (MOTOR ASSY DISP) for
rotation
Does the TNR (M) MOT (MOTOR ASSY DISP) function
normally?
5
Checked by [Digital Output] - [DO-21] in [IOT Diag] of
diagnosis.
During this check, cheat the interlock switch (HARN ASSY
INTERLOCK).
Checking the gears of the DISPENSER ASSY for shape
and operation
Are the shape and operation of the gears of the
DISPENSER ASSY normal?
6
Gear
Checking the connector for connection
Check the connectors between the PWBA MCU and TNR
(M) MOT (MOTOR ASSY DISP).
Are P/J18 and P/J182 connected correctly?
7
Does the error still occur when the power is turned OFF and
8
ON?
Checking the HARN ASSY TNR MOT for continuity
Disconnect J18 from the PWBA MCU.
9
Disconnect J182 from the TNR (M) MOT.
Is each cable of J18 <=> J182 continuous?
Checking the power to TNR (M) MOT (MOTOR ASSY
DISP)
Disconnect J18 from the PWBA MCU.
10
Is the voltage across P18-8pin <= > ground on PWBA MCU,
about +24 VDC when the interlock switch (HARN ASSY
INTERLOCK) is pushed.
Checking after reseating the PHD ASSY
Reseat the PHD ASSY.
11
Does the error still occur when the power is turned OFF and
ON?
Check
1 - 184
Yes
Go to step 6.
Go to step 11.
Rio01016KA
Go to step 9.
Go to step 9.
Go to step 10.
Replace the
MOTOR ASSY
DISP or FRAME
ASSY MOT.
(Refer to Removal
44/ Replacement
10.)
Go to step 12.
Chapter 1 Troubleshooting
Remedy
No
Go to step 7.
Replace the
defective gear(s)
or DISPENSER
ASSY. (Refer to
Removal 44/
Replacement 10.)
Reconnect the
connector(s) P/
J18 and/or P/J182
surly, then go to
step 8.
End of work.
Replace the
HARN ASSY TNR
MOT.
Replace the
PWBA MCU.
(Refer to Removal
43/ Replacement
11.)
End of work.