Dell 2130cn Service Manual page 370

Step
Checking the defective parts
Print the [Pitch Configuration Chart] in [Chart Print] in
[Diagnosis] tab of [Tool Box].
4 When the partial lacks of periodicity are observed, check the
defective parts by comparing the printed partial lacks with
the Pitch Chart. (Refer to Chapter 4.1.)
Are there any partial lackes matching the chart?
Checking after replacing a new paper
5 Replace the paper with a new dry and recommended one.
Is the image printed correctly?
Checking the belt surface of the TRANSFER ASSY
6 Are there any damages on the belt surface of the
TRANSFER ASSY?
Checking the TRANSFER ASSY for connection
Open the COVER ASSY FRONT.
Are four HV terminals on the TRANSFER ASSY, and four
springs on the frame (PL4.1.11, 12, 13 and 14) dirty and/or
deformed?
7
Checking the PHD ASSY for connection
Remove the PHD ASSY.
Are five HV terminals on the PHD ASSY, and five springs on
the frame (PL4.1.10 and PL4.1.15 to 18) dirty and/or
deformed?
8
Check
1 - 344
Chapter 1 Troubleshooting
Remedy
Yes
Replace the
corresponding Go to step 5.
parts.
End of work. Go to step 6.
Replace the
TRANSFER
ASSY. (Refer to Go to step 7.
Removal 21/
Replacement 33.)
Clean or replace
the TRANSFER
Go to step 8.
ASSY or
SPRING(s).
Clean and/or
replace the PHD
Go to step 9.
ASSY or
SPRING(s).
No