TM 43-6625-916-12
POWER PROBLEMS
TROUBLESHOOTING SECTION TS001
SYMPTOM
Test Set does not charge internal battery.
MALFUNCTION
Defective battery.
CORRECTIVE ACTION
Replace the battery stick (WP0005 00).
MALFUNCTION
Defective AC Adapter (PN: 15-0360-M0).
CORRECTIVE ACTION
Replace AC Adapter
MALFUNCTION
Defective Power Supply Board (PNP 20-6870-30).
CORRECTIVE ACTION
Refer to the next higher level of maintenance.
SYMPTOM
Test Set does not work on battery power but works okay on external power.
MALFUNCTION
Battery cap not tight.
CORRECTIVE ACTION
Tighten battery cap and clean the negative contact.
MALFUNCTION
Battery is too hot (above 40C) or too cold (below 0C).
CORRECTIVE ACTION
Allow the Test Set and/or battery to reach a temperature between 32F and 104F (0C and
40C). The battery protection circuit is preventing charging.
SYMPTOM
Blinking yellow light not visible when battery is being charged from external power.
MALFUNCTION
External power problem.
0011 00-1
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