TM 5-3610-257-14
Table 3-5. TROUBLESHOOTING - Cont
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
2.
CAMERA LAMPS WILL NOT TURN ON.
Step 1.
Check position of FOCUS switch.
(a)
If FOCUS switch is in FOCUS position, proceed to step 2.
(b)
Set FOCUS switch to FOCUS position.
Step 2.
Check that power cord is plugged in.
(a)
If plugged in, proceed to step 3.
(b)
Plug in power cord.
Step 3.
Check if light bulbs are defective.
(a)
If bulbs are not defective, refer to direct/general support
maintenance.
(b)
If bulbs are defective, replace light bulbs (paragraph
3-20.1).
Step 4.
If camera lamps will not come on, Ref. TM 5-3610-258-14.
3.
CAMERA LAMPS WILL NOT TURN OFF.
Step 1.
Check position of remote control unit FOCUS switch.
(a)
If switch is off, proceed to step 2.
(b)
Place remote control unit FOCUS switch to off.
Step 2.
Check position of main FOCUS switch.
(a)
If switch is off, proceed to step 3.
(b)
Place instrument FOCUS switch to off (down) position.
Step 3.
Lamps still will not turn off.
Turn off circuit breaker and refer to direct/general support
maintenance.
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