Dell 2135cn Service Manual page 441

- Troubleshooting of a paper feeding system
Trouble substance
A yellow or black image printed is not overlapped on a cyan or magenta image correctly.
Possible causative parts
- PHD UNIT (PL4.1.21)
- FUSER ASSY (PL6.1.1)
- TRANSFER ASSY (PL6.1.7)
- PWBA MCU (PL10.7.7)
Before commencing troubleshooting, check the paper transfer path. Make sure there is no foreign
materials on the transfer path, such as staples, paper clips, scraps of paper and so on.
Step
Checking after replacing the PHD UNIT
Replace the PHD UNIT. (Refer to Removal 3/Replacement
1 57.)
Does the error appear on the printed material when
printing?
Checking after replacing the TRANSFER ASSY
Replace the TRANSFER ASSY. (Refer to Removal 48/
2 Replacement 12.)
Does the error appear on the printed material when
printing?
Checking after replacing the PWBA MCU
Replace the PWBA MCU. (Refer to Removal 31/
3 Replacement 29.)
Does the error appear on the printed material when
printing?
Version 3 2008.06.13
paper feeding is late.
Check
Mnt05100KA
paper feeding is early.
Go to step 2.
Go to step 3.
Replace the
printer.
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Chapter 1 Troubleshooting
Mnt05101KA
Remedy
Yes No
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