TM 5-6675-323-14
Table 9-5. TROUBLESHOOTING - Cont
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
16. AUTO-SCALER LED DISPLAY DOES NOT OPERATE OR SHOWS INCORRECT COUNT - Cont
S t e p 8.
Check to see if auto-scaler LED display shows inaccurate counts.
(a) If display is correct, proceed to step 9.
(b) Notify direct/general support maintenance for replacement of
m a i n logic PC board.
S t e p 9.
Check to see if calculator LED shows incorrect readings.
(a) If calculator LED display is correct, proceed to step 10.
(b) Notify direct/general support maintenance for replacement of
m a i n logic PC board.
Step 10. Check to see if calculator LED display will clear.
(a) If display clears, proceed to step 11.
(b) Notify direct/general support maintenance for replacement of
m a i n logic PC board.
S t e p 11. Check to see if auto-scaler NORMAL/SCALE switch and scale dials are
operating correctly.
(a) Notify direct/general support maintenance for replacement of
s c a l e r PC board.
(b) Replace auto-scaler.
NOTE
If above procedures do not correct malfunction, notify direct/general
s u p p o r t maintenance for replacement of all auto-scaler PC boards in
the following order:
(1) Replace main logic PC board.
(2) Replace front display PC board.
(3) Replace scaler PC board.
(4) Replace rear input PC board.
9-135
