37
Fault finding - If in doubt, consult your probe supplier.
Fault-finding
Probe fails to switch on Probe stops in mid cycle
Symptom Action
Probe is already If necessary switch
switched on. probe off.
Dead batteries. Change batteries.
Batteries installed Check battery
incorrectly. installation.
Probe out of range/ Check alignment and
not aligned with if OMM/OMI fixing is
OMM/OMI. secure.
Beam obstructed. Check if OMM/OMI
window is clean/
remove obstruction.
OMM/OMI signal too See performance
weak. envelope. See pages 9.
and 10.
No OMI start signal. See OMI installation
and user’s guide –
H-2000-5062.
No power to MI 12 or Check if stable 24 V
OMI. supply is available.
Check connections and
fuses.
Symptom Action
Beam obstructed. Check OMM/MI 12 error
LED. Remove
obstruction.
Damaged cable. Check cables.
Power supply lost. Check power supply.
Probe unable to find Part missing or out of
target surface. position.
Probe false triggers. Enable enhance trigger
filter.
MI 12 power low battery LED remains
illuminated
Symptom Action
Dead batteries. Change batteries.