Dell 2135cn Service Manual page 407

Step
Checking the PHD UNIT for connection
Remove the PHD UNIT.
Are five HV terminals on the PHD UNIT, and five springs on
the frame (PL4.1.10 and PL4.1.15 to 18) dirty and/or
deformed?
12
Checking after reseating the PHD UNIT
13 Reseat the PHD UNIT.
Is the image printed correctly?
Checking after reseating the FUSER ASSY
Reseat the FUSER ASSY.
14 Warning: Start the operation after the FUSER ASSY has
cooled down.
Is the image printed correctly?
Checking after reseating the PWBA MCU
15 Reseat the PWBA MCU.
Is the image printed correctly?
Checking after reseating the PWBA ESS
16 Reseat the PWBA ESS.
Is the image printed correctly?
Checking after reseating the TRANSFER ASSY
17 Reseat the TRANSFER ASSY.
Is the image printed correctly?
Checking after reseating the PWBA HVPS
18 Reseat the PWBA HVPS.
Is the image printed correctly?
Checking after replacing the TONER CARTRIDGEs
Replace the TONER CARTRIDGE(s). (Refer to Removal 7/
19
Replacement 53.)
Is the image printed correctly?
Checking after replacing the PHD UNIT
Replace the PHD UNIT. (Refer to Removal 3/Replacement
20
57.)
Is the image printed correctly?
Version 1 2008.02.01
Check
1 - 379
Chapter 1 Troubleshooting
Remedy
Yes
Clean and/or
replace the PHD
Go to step 13.
UNIT or
SPRING(s).
End of work. Go to step 14.
End of work. Go to step 15.
End of work. Go to step 16.
End of work. Go to step 17.
End of work. Go to step 18.
End of work. Go to step 19.
End of work. Go to step 20.
End of work. Go to step 21.
No