Toshiba DP4500 Service Handbook page 204

(15) Poor image transfer
Defective area Step
Transfer charger 1
2
Paper 3
4
Registration roller 5
High-voltage transformer 6
(transfer charger)
December 2000 © TOSHIBA TEC
Check Items
Is the transfer charger case dirty?
Is the transfer charger wire dirty?
Is the paper in the cassette or LCF/PFP
curled?
Is the paper in the cassette or LCF/PFP
moist?
Is there any abnormality related to the reg-
istration roller or with the roller itself?
Is the output from the high-voltage trans-
former normal?
5 - 109
Prescription
Clean it.
Clean it.
Reinsert the paper with the reverse side up or
change the paper.
Change the paper.
* Be sure to store the paper correctly.
Clean the roller if it is dirty. Securely attach the
springs if they are detached. Replace the clutch if it
is defective. Adjust the rotation speed of the roller.
Check the circuit and adjust the transformer out-
put.
DP4500/3500 TROUBLESHOOTING