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4.2. TROUBlESHOOTING
PROCEDURES
table 4.2. lists common malfunctions that you may find in your equip-
ment. 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
needed to correct the fault. If the equipment malfunction is not listed
or actions listed do not correct the fault, notify atn or your point of
Purchase.
TABlE 4.2 TROUBlESHOOTING PROCEDURES FOR PS-7
SEq.
MAlFUNCTION
NO.
1
Goggles fail to
activate.
2
Poor image
quality
3
light visible
around eye-
cups
Diopter adjust-
4
ment cannot
be made
4-4
TEST OR INSPECTION
turn on the device.
Check for defective,
missing or improperly
installed batteries.
Check objective lenses
or eyepieces focus.
Check for fogging or dirt
on lenses.
Check eye-relief dis-
tance.
Check eyecups for
resiliency.
Check to see if the
diopter adjustment rings
are bent or broken
CORRECTIVE ACTION
turn on the device
again.
replace the battery
or install it in a proper
way.
refocus.
Clean lenses sur-
face.
If image quality is still
poor, refer to higher
level of maintenance.
readjust for proper
eye-relief distance.
If eyecups are defec-
tive, refer to higher
level of maintenance.
If damaged, refer
to higher level of
maintenance.
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