Lexmark 1000 - Manual (Page 18)

2-6 Service Manual
4096-00X
Envelope Feed Service Check
5 Home Position
Sensor Be sure the carrier returns to the home position
after turning the printer on. If the carrier moves half
way, or if there is an abnormal sound, turn the
printer off and disconnect N3 from the system
board. Turn the printer on and check for 5 V dc
between N3-4 and N3-2 on the system board. If
the voltage is present, replace the home position
sensor. If the voltage is not present, replace the
system board.
6 Maintenance
Station A problem with the maintenance station can cause
carrier movement problems at the right margin. Go
to the
“Maintenance Station Service Check” on
page 2-7 .
FRU Action
1 Envelope Guide Be sure the envelope guide has been turned to
the envelope load position.
Be sure the envelope guide is against the
envelopes.
FRU Action