Troubleshooting the Reader Module
11-6 DSX™ System Service Manual
Symptom Probable Cause Resolution
Filter Motor Test
Failed
Filter home switch
not adjusted.
Readjust filter switch.
Filter wheel loose on
motor shaft.
Retighten filter wheel collar.
Filter motor not
plugged in.
Check connection.
Filter motor wires
shorted or open.
Replace filter motor.
11.2.2 General Troubleshooting
Symptom Probable Cause Resolution
Both plate and
filter motors fail
to work
There is a fault on
the AM Module Main
board.
Replace AM Module Main board.
Filter motor fails
or runs roughly
Motor is faulty. Replace motor.
There is a fault on
the AM Module Main
board.
Replace AM Module Main board.
Filter wheel
rotates
continuously
Filter Switch is faulty
or out of adjustment.
Replace Filter Switch or adjust as required.
There is a fault on
the AM Module Main
board.
Replace AM Module Main board.