ATN PVS7-HPT, User Manual

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3-2
SECTION I: TROuBLESHOOTING
PROCEDuRES
3-1 TROuBLESHOOTING
Table 3-1 lists common malfunctions that you may find with your
equipment. Perform the tests, inspections and corrective actions in
the order they appear in the table.
This table cannot list all the malfunctions that may occur, all the
tests and inspections needed to find the fault, or all the corrective
actions to correct the fault. If the equipment malfunction is not listed
or actions listed do not correct the fault, notify your maintainer.
Table 3-1. Operator’s Troubleshooting
MALFUNCTION TEST / INSPECTION CORRECTIVE ACTION
1. Goggle fails
to activate
Visual
Check for defec -
tive, missing or im-
properly installed
battery(ies)
Turn switch to RESET/
OFF position and then
ON
Replace battery(ies) or
install correctly
If PVS-7 still fails to acti-
vate, refer to higher level
of maintenance
2. IR indicator
fails to activate
Visual Refer to higher level of
maintenance
3. Poor image
quality
Check objective lens
or eyepiece focus
Check for fogging or
dirt on lens
Refocus
Clean lens surface