Table 2-2. TROUBLESHOOTING

TM 11-5815-238-20

Table 2-2. TROUBLESHOOTING

MALFUNCTION

TEST OR INSPECTION

CORRECTIVE ACTION

1. Copy light does not light up.

NOTE

POWER switch ON for all procedures. Lift keyboard guard assembly to check connections. (all

models except TT-76/GGC, TT-699/GGC which are secured to base plate by machine screws and

washers)

Step 1. Be sure unit is plugged in.

Step 2. Be sure LIGHT switch is set to ON.

Step 3. If LIGHT switch is set to ON, check lamp for

burned out bulb and be sure switch is free from binding.

Step 4. Check rear of light switch for loose, frayed or

broken wires.

If light bulb is in working order, higher category of maintenance required.

2-20