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Troubleshooting 4-5
NovaJet 500/630/700 Series Service Manual
Symptoms Possible cause Solution
Table 4-1. Troubleshooting Table (cont).
TROUBLE-
SHOOTING
Internal ERROR
“Encoder Sensor
Failure”
• encoder sensor reseat encoder
cable unseated sensor cable
• bad encoder replace encoder
sensor sensor
Internal ERROR
“Paper Sensor
Failure”
• servo motor reattach connections
and vaccuum fan correctly (use Figure
connections to 3-4 for reference)
MPCB are switched
• paper sensor reseat paper
cable unseated sensor cable
• bad trailing cable replace trailing cable
• bad paper replace paper
sensor sensor
• servo motor check servo motor
disconnected connections
• trailing cable reseat trailing cable
connection is
faulty