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Troubleshooting
4-8
NovaJet 800 Series Service Manual
Symptoms Possible cause Solution
Table 4-1. Troubleshooting Table (cont).
Media Sen Ref. Pts
Not Initialized
(NJ880 only)
• reference points reset all eleven refer-
were accidentally ence p9oints by per-
cleared forming the Media
Ref Pts. Alignment
Image Skews or
Moves
• dirty encoder clean encoder
strip strip (top and
bottom)
• defective encoder replace encoder
strip strip
Does Not Print
• bad connection reseat cable
between computer connections on
and printer computer and
printer
• firmware is refresh EEPROM
corrupted firmware with new
download (in contin-
uous run state)
• defective trailing replace trailing
cable assy. cable assy.
• faulty quad flex replace quad flex
cable (either left cable or complete
or right carriage carriage assembly
assembly.)