TM 11-6625-2685-23
Table 3-2. Laser Simulator Troubleshooting - Continued
STEP
PROCEDURE
NORMAL INDICATION
ABNORMAL INDICATION
CORRECTIVE ACTION
3
Connect voltmeter to E3 (-) and E4 (+) on circuit card (FO-1).
5.0 vdc minimum.
Less than 5.0 vdc, but not 0.
Replace battery (para 3-7).
0 volt with good battery.
a.
Check continuity of wires and S1 (FO-2)
Repair wires as required.
b.
Replace MODE switch, if S1 is defective (para 3-13).
c.
4
Press BATTERY TEST indicator.
Lamp lights.
Lamp does not light or is dim.
a.
Ensure dimmer is open (lens CCW).
b.
Replace lamp (para 3-8).
c.
Check continuity between battery and DS1 through S1.
Repair wires if required.
d.
e.
Replace BATTERY TEST indicator (para 3-14).
5
Connect voltmeter to E3 (+) and E6 (-) on circuit card.
0.0 vdc 0.2 vdc.
More than 0.2 vdc.
Replace circuit card (para 3-9).
3-4
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