Printronix P4280 - Shttl Cover Open

3–15Troubleshooting
Shttl Cover Open
Instruction Indication Yes No
1. Inspect shuttle cover for
warping, damage, or missing
magnet. (The magnet covers
the sensor housing when the
cover is installed.)
Shuttle cover damaged. Replace the
shuttle cover
assembly (page
5–24).
Step 2.
2. Check shuttle cover
installation (page 5–24).
Shuttle cover installed correctly. Step 3. Install cover
correctly. Make
sure the cover lies
flat and the two
captive screws
are fully seated.
Go to step 3.
3. Run a diagnostic self–test
(page 3–27).
“Shttl Cover Open” message. Replace the cover
open switch
assembly (page
5–80).
Return printer to
normal operation.