Paper Jam - Printronix P9012 Maintenance Manual

PAPER JAM

Instruction
1. Inspect paper path for
bunched, torn, folded paper
or labels.
2. Inspect the narrow
passageway between the
face of the platen and the
ribbon mask for bits of torn
paper or ribbon lint. Check
the holes in the ribbon mask
surrounding each hammer
tip.
3. Check that the ribbon mask
has not been deformed in
such a way as to block the
paper path.
4. Load paper. Do some line
feeds and run a diagnostic
self–test (page 4–14).
5. Set the paper motion sensor
fault setting to DISABLE. See
the P9012 User's Manual .
6. Check paper feeding as the
printer prints.
7. Run a diagnostic self–test
(page 4–14).
8. Check the platen gap
adjustment (5–18).
9. Check for damage to the
paper feed motor or belt.
10. Run a diagnostic self–test
(page 4–14).
Troubleshooting
Indication
Paper path is clear.
Debris found.
Ribbon mask damaged
or bent.
PAPER JAM message.
PAPER JAM message.
PAPER JAM message.
PAPER JAM message.
Platen gap incorrect.
Paper feed motor or
belt damaged.
PAPER JAM message.
Yes
Step 2. Remove paper
and go to step 2.
Gently remove Step 3.
paper or lint
particles with a
wooden stick or
pair of tweezers.
CAUTION: Do not
pry or apply force
to the hammer
tips. Go to step 3.
Replace the Step 4.
hammer bank
cover assembly.
Go to step 4.
Clean the paper Return printer to
motion detector normal operation.
with cotton swab.
Go to step 7.
Return printer to
normal operation.
Check the tractors Return printer to
and spring behind normal operation.
the tractor door.
Replace the
mechanism driver
(page 6–72).
Replace paper Return printer to
motion sensor normal operation.
assembly (page
6–62). Go to step
8.
Adjust the platen Return printer to
gap until it is normal operation.
within spec and
the message
disappears. Go to
step 9.
Replace the paper Return printer to
feed motor (6–56) normal operation.
or belt (6–52). Go
to step 10.
Replace the MCU Return printer to
PCBA (page normal operation.
6–72).
No
4–7