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12 print quality problems – NEC PAGEPRO 1100 User Manual

Page 188

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7-12

Print Quality Problems

Cha

p

ter

7

T

roub

le

sho

o

ti

ng

Blurred back-
ground

The toner car-
tridge may be
defective.

Remove the toner cartridge
and check it for damage.
Replace the toner cartridge if
necessary. See “To Replace
the Toner Cartridge” on page
6-1 f
or details.

Uneven print
density

The toner may
be unevenly dis-
tributed inside
the toner car-
tridge.

Remove the toner cartridge
and rock it left and right a few
times to distribute remaining
toner.
If the problem persists,
replace the toner cartridge.
See “To Replace the Toner
Cartridge” on page 6-1
for
details.

The drum car-
tridge may be
defective.

Remove the drum cartridge
and check it for damage.
Replace the drum cartridge if
necessary. See “To Replace
the Drum Cartridge” on page
6-7 f
or details.

Symptom

Cause

Remedy