Dell 1135N Service Manual page 111

Alignment and Troubleshooting
Continue..
Instruct the customer that the
machine has to be at average room
5. Abnormal low temperature
temperate in order to produce good
(below 10 ).
copy quality.
Occur in the toner cartridge,
6. Damaged cleaning blade in the
replace the toner cartridge and
toner cartridge.
try to print out.
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Service Manual