JUNE 2002 © TOSHIBA TEC
5 - 119
e-STUDIO550/650/810 TROUBLESHOOTING
Defective area
Step
Check Items
Prescription
Scanner
Main charger grid
Main charger
Cleaner
Fuser unit
Drum
Laser optical unit
Shading correction plate
1
Is there a foreign object on the light path?
2
Is there a foreign object on the grid?
3
Is the grid dirty or deformed?
4
Is there a foreign object on the main
charger?
5
Is the charger wire dirty or deformed?
6
Is there a foreign object inside the charger
case?
7
Is inside the charger case dirty?
8
Is there paper dust or something sticking
to the cleaning blade edge?
9
Is the cleaning blade working properly?
10 Has the used toner been recovered properly?
11 (1) Is the fuser roller surface dirty or dam-
aged?
(2) Is the thermistor cleaned at the pre-
ventive maintenance?
12 Are there scratches on the drum surface?
13 Is there a foreign object or stain on the slit
glass?
14 Is there dust or stains on part of the original
glass where the shading correction plate
is placed on top.
Clean the lens and mirrors.
Remove the foreign object.
Clean or replace the grid.
Remove the foreign object.
Clean or replace the charger wire.
Remove the foreign object.
Clean inside the case.
Clean or replace the cleaning blade.
Check the pressurization of the drum cleaning
blade.
Clean the toner recovery auger.
(1) Clean or replace the fuser roller.
(2) Clean the thermistor.
Replace the drum.
Remove the foreign object or the stain.
Clean the plate.
(12) Black banding (in the feeding direction)
Feeding direction
Содержание e-studio550
Страница 115: ...JUNE 2002 TOSHIBA TEC 4 11 e STUDIO550 650 810 PREVENTIVE MAINTENANCE Rear side 20 74 75 32 80 63 44 73 75 53 ...
Страница 309: ...JUNE 2002 TOSHIBA TEC 8 1 e STUDIO550 650 810 WIREHARNESSCONNECTIONDIAGRAMS 8 WIRE HARNESS CONNECTION DIAGRAMS ...
Страница 313: ...1 1 KANDA NISHIKI CHO CHIYODA KU TOKYO 101 8442 JAPAN R02032112000 TTEC ...