TM 11-6625-3051-12
1.
Malfunctions are those that cause symptoms seen or heard at the equipment without using test equipment.
2. Tests or inspections are procedure steps that isolate the damaged part.
3. Corrective action tells the technician what needs to be done to correct the problem.
3-9. TROUBLESHOOTING.
Table 3-1 lists the common malfunctions which you may find during the operation or maintenance of the signal
generator. You should perform the tests, inspections, and corrective actions in the order listed.
NOTE
This manual cannot list all malfunctions that may occur, nor all the tests or inspections and
corrective actions. If a malfunction is not listed or is not corrected by corrective actions, notify
next higher level of maintenance.
Table 3-1. Troubleshooting
Malfunction
Test or Inspection
Corrective Action
1.
DIAL INDICATOR LIGHT NOT LIT.
Check that POWER switch is in the ON position.
Step 1.
Set POWER switch to ON.
q
If POWER switch was ON, go to step 2.
q
Step 2.
Check that power cable is plugged into instrument and power outlet.
Plug power cable into instrument and power outlet.
q
If power cable was plugged in, go to step 3.
q
Check for blown fuse.
Step 3.
If fuse is blown, set POWER switch to OFF and replace fuse (para
q
3-11).
If fuse is not blown, contact next higher level of maintenance.
q
2. NO OUTPUT.
Verify that front panel controls are set for the desired mode of operation.
Step 1.
Set controls for desired operation.
q
If controls were correctly set, go to step 2.
q
3-4