
e-STUDIO2555C/3055C/3555C/4555C/5055C
© 2012-2013 TOSHIBA TEC CORPORATION All rights reserved
ERROR CODE AND TROUBLESHOOTING
8 - 314
8.5.22
Faded image (low density)
Fig.8-27
Cause/Section
Step
Check item
Measures
Toner empty
Auto-toner
circuit
1
Is the “ADD TONER” symbol
blinking?
Replace the toner cartridge.
2
Is there enough toner in the
cartridge?
Check the auto-toner circuit function.
3
Is the toner density of developer
material too low?
Toner motor
4
Is the toner motor malfunctioning?
Check the motor drive circuit.
Toner
cartridge
5
Are there any abnormalities in the
toner cartridge?
Replace the toner cartridge.
Developer
material
6
Has the developer material reached
its PM life?
Replace developer material.
Developer unit 7
Is the magnetic brush in proper
contact with the drum?
Check the developer unit installation.
Check the doctor-sleeve gap and
pole position.
Main charger
8
Is the main charger dirty?
Clean it or replace the needle
electrode.
Drum
9
Is there film forming on the drum
surface?
Clean or replace the drum.
10
Has the drum reached its PM life?
Replace the drum.
Transfer unit
11
Has the transfer belt, 1st or 2nd
transfer roller reached its PM life?
Replace the transfer belt, 1st or 2nd
transfer roller.
High-voltage
transformer
(developer
bias)
12
Is the high-voltage transformer
output settings improper?
Adjust the high-voltage transformer
output.
13
Are the connector of the high-voltage
harness securely connected? Is the
harness open circuited?
Reconnect the harness securely.
Replace the high-voltage harness.
Feeding direction
Содержание e-studio 2555c
Страница 6: ......
Страница 10: ......
Страница 24: ...e STUDIO2555C 3055C 3555C 4555C 5055C 2012 2013 TOSHIBA TEC CORPORATION All rights reserved FEATURE 1 2 ...
Страница 426: ...e STUDIO2555C 3055C 3555C 4555C 5055C 2012 2013 TOSHIBA TEC CORPORATION All rights reserved SELF DIAGNOSTIC MODE 5 60 ...
Страница 1008: ...e STUDIO2555C 3055C 3555C 4555C 5055C 2012 2013 TOSHIBA TEC CORPORATION All rights reserved FIRMWARE UPDATING 11 24 Fig 11 14 ...
Страница 1024: ...e STUDIO2555C 3055C 3555C 4555C 5055C 2012 2013 TOSHIBA TEC CORPORATION All rights reserved FIRMWARE UPDATING 11 40 ...
Страница 1038: ...e STUDIO2555C 3055C 3555C 4555C 5055C 2012 2013 TOSHIBA TEC CORPORATION All rights reserved BACKUP FUNCTION 12 14 ...
Страница 1044: ...e STUDIO2555C 3055C 3555C 4555C 5055C 2012 2013 TOSHIBA TEC CORPORATION All rights reserved EXTERNAL COUNTERS 13 6 ...
Страница 1550: ......
Страница 1557: ......
Страница 1558: ...1 11 1 OSAKI SHINAGAWA KU TOKYO 141 8562 JAPAN ...