Dell 2355DN Service Manual page 83

A
Transfer
voltage OK? (on the
transfer roller
shaft)
YES
Developing
(-450V) and supplying
(-600V) voltage
are OK?
YES
Does the
counter indicate over
the toner's guaranty
life
YES
Replace the toner cartridge
Service Manual
Alignment and Troubleshooting
NO
Are the
connection terminal
and connection
correct?
YES
Replace HVPS or repair defective component
NO
Is the connection
terminal OK?
YES
Replace HVPS or repair
defective component
Transfer roller might be out of its location
-> Locate the roller into its place
NO
This could occurs when he power of LSU is low or
the density is low due to the obstacles on the window
-> Replace LSU or clean the window
4-43
NO
Repair or replace terminal
NO
Repair or replace terminal