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Lexmark 4076-0XX User Manual

Page 33

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4076-0XX

Diagnostic Information

21

4

Maintenance Station

Intermittent nozzle failures can be
caused by worn parts in the mainte-
nance station. Go to and perform the

“Maintenance Station Service Check”
on page 12

, then return to this check.

5

Paper Feed

Ink smudging and smearing can be
caused by paper problems or prob-
lems in the paper feed area. Check:

• Correct type of paper is in the

machine. Also check the paper for
curl and wrinkles.

• Feed roller for wear, dirt, or loose-

ness

• Gears for wear or binds
• Paper path for obstructions
• Star rollers for binds or dirt. The exit

roller and star rollers keep tension
on the paper by moving slightly
faster than the feed rollers. A bind-
ing star roller can put vertical marks
on the paper.

6

Transport

Blurred print and voids can be caused
by problems in the transport area.
Check the following:

• Transport belt for wear.
• Carrier guide and carrier guide rod

for wear or dirt.

• Idler pulley parts for wear, damage,

or looseness.

• Encoder strip for wear or dirt.

7

BiDirectional Alignment

Uneven vertical lines can be adjusted
by performing the

“Bi-directional

Alignment Adjustment” on page 31

.

FRU OR PROCEDURE

ACTION