Dell 2135cn Service Manual page 402

Step
Checking after replacing the PWBA CONT AIO
Replace the PWBA CONT AIO. (Removal 24/Replacement
4
36)
Does the error still occur when copying?
Checking the Vertical blank lines.
5 Print the contamination check page.
Is the image printed correctly?
Checking the defective parts
Print the [Pitch Configuration Chart] in [Chart Print] in
[Diagnosis] tab of [Tool Box].
6 When the vertical blank lines of periodicity are observed,
check the defective parts by comparing the printed vertical
blank lines with the Pitch Chart. (Refer to Chapter 4.1.)
Are there any vertical blank lines matching the chart?
Checking the paper condition
7
Is the paper dry and recommended paper?
8 Is the image printed correctly?
Checking the foreign substances on the paper transfer path
9 Are there any foreign substances on the paper transfer path
between the TRANSFER ASSY and FUSER ASSY?
10 Is the image printed correctly?
Checking the belt surfaces of the TRANSFER ASSY
11 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?
12
Version 3 2008.06.13
Check
1 - 374
Chapter 1 Troubleshooting
Remedy
Yes
Replace the IIT
ASSY SUB.
End of work.
(Removal 59/
Replacement 2)
Printing data is
incorrect, then
check the printing
Go to step 6.
data which the
problem
generated.
Replace the
corresponding Go to step 7.
parts.
Replace the paper
with a new dry and
Go to step 9. recommended
one, then go to
step 8.
End of work. Go to step 9.
Remove the
foreign
Go to step 11.
substances, then
go to step 10.
End of work. Go to step 11.
Replace the
TRANSFER
ASSY. (Refer to Go to step 12.
Removal 48/
Replacement 12.)
Clean or replace
the TRANSFER
Go to step 13.
ASSY or
SPRING(s).
No