4505
Code 939 indicates a communication failure between the RIP and
engine processors.
Code
Continue
Ready
Toner Low /
Replace PC
Kit
Load Paper
Paper Jam
Error
Secondary
code
Wrong printhead
Printhead - no first hsync.
(Verify interlock switch is
plugged in at J13.)
Printhead - lost hsync
Mirror motor not at opening speed.
Mirror motor not at opening speed.
(Verify +24 V dc on pin #5 of J11.)
(Verify +24 V dc on pin #5 of J11.)
2-36
Service Manual
✷
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✷
Mirror motor locked
Mirror motor lost lock
Tertiary codes
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RIP/engine
communica-
tion error
Transport
motor lost
lock
Transport
motor initial
lock failure