December 2005 © TOSHIBA TEC e-STUDIO163/203 TROUBLESHOOTING
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5
21)Uneven light distribution
Fig. 5-21
Defective area Step Check items Prescription
Original glass 1 Is the original glass dirty? Clean the original glass.
Main charger 2 Are the needle electrode, main
charger grid and main charger case
dirty?
Clean or replace them.
Discharge LED 3 Is the discharge LED dirty? Clean the discharge LED.
4 Is any of the discharge LEDs off? Replace the discharge LED.
Scanner 5 Are the original glass (especially the
position of shading correction plate)
and CIS unit dirty?
Clean them.
Exposure lamp 6 Is the CIS unit degraded? Replace the CIS unit.
Feeding direction
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