Instruction manual

3–26 Troubleshooting
SHUTTLE JAM
Instruction Indication Yes No
1. Check the forms thickness
lever: if it is set too tightly, it
can slow the shuttle enough
to trigger the fault message.
Forms thickness lever set
correctly.
Go to step 2. Set forms
thickness lever for
thicker paper. Go
to step 2.
2. Run a diagnostic printer test
and check for shuttle
obstruction.
“SHUTTLE JAM” message. Go to step 3. Return printer to
normal operation.
3. a) Remove shuttle cover and
paper path.
b) Inspect shuttle area and
mechanism for obstruction.
c) Check that cable
connectors are attached at
MPU, shuttle motor, and
controller board.
Shuttle movement blocked or
cable(s) loose/disconnected.
Remove
obstruction.
Connect cable(s).
Go to step 4.
Install shuttle
cover. Go to step
4.
4. Run a diagnostic shuttle test
and observe the shuttle.
Shuttle runs slowly. Go to step 5. Go to step 7.
5. Check MPU adjustment.
MPU adjustment OK. Go to step 6. Return printer to
normal operation.
6. Run a diagnostic printer test.
“SHUTTLE JAM” message. Replace the MPU.
Go to step 7.
Return printer to
normal operation.
7. Run a diagnostic printer test.
“SHUTTLE JAM” message. Replace CMX
controller board.
Replace shuttle
frame assembly.