Poor Fusing - Toshiba e-STUDIO2330C Service Manual

26.5.8

Poor fusing

Cause/Section Step
Electric power/ 1 Is the connector in proper contact with the
control abnormal equipment?
2 Is the heater lamp control circuit
(switching power supply) working
properly?
3 Are the connectors on the LGC board and
joint connectors connected properly?
4 Is the LGC board normal?
5 Is the harness connected with the LGC
board short circuited or open circuited?
Pressure 6 Are the pressure springs working
between fuser properly?
belt and
pressure roller
improper
Fuser roller 7 Is the temperature of fuser roller too low?
temperature
Developer 8 Using the specified developer material
material and and toner?
toner
Paper 9 Is the paper damp?
10 Is the paper type corresponding to its
mode?
11 Using the recommended paper?
© 2008, 2009 TOSHIBA TEC CORPORATION All rights reserved
Fig. 26-7
Check items
26 - 133
Measures
Correct it.
Replace the switching power supply.
Reconnect them.
Replace the LGC board.
Replace the harness.
Check/adjust the pressure springs.
Check/correct the setting value of fuser
roller temperature.
Clean or replace the thermopiles.
Check/correct the related circuit.
Use the specified developer material and
toner.
Change the paper.
Use the proper type of paper or select the
proper mode.
Use the recommended paper.
e-STUDIO2330C/2820C/2830C/3520C/3530C/4520C
ERROR CODE AND TROUBLESHOOTING
26