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| Table 3-2. Troubleshooting Procedures (Cont)
MALFUNCTION
Test or Inspection
Corrective Action
1. PWR indicator fails to light (Cont)
Step 2 Turn on R/T unit PWR switch, then check power indicator
If on, recharge old batteries. If not, turn off R/T unit PWR s witch and replace power supply as
per paragraph 3-5.
Step 3 Turn on R 'T unit PWR switch, then check power indicator
If on, send failed power supply to higher level of maintenance. If not, turn off RIT unit PWR
switch, then replace the R/T unit.
Step 4 Turn on R T unit PWR switch and check power indicators
If on, send old R/T unit to higher level of maintenance. If not, notify your supervisor.
2. Edge lamp(s) fail(s) to light when READ switch is pressed.
Step 1 Install new lamps in holders per paragraph 3-8, then recheck.
If lamps are still not lighted, install new RIT unit.
Step 2 Recheck lamps
If lamps are lighted, send old RIT unit to next higher level of maintenance. If lamps are still not
lighted, notify your supervisor.
3-6
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