TM 5-6675-324-14
Table 5-5. TROUBLESHOOTING - Cont
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
5. AUTO-SCALER DISPLAYS CORRECT COUNT. CALCULATOR DISPLAYS ALL ZEROS.
Step 1.
Check to see if ribbon cable in back of calculator is correctly
connected.
(a) If ribbon cable is connected properly, proceed to step 2.
(b) Insert ribbon cables correctly.
Step 2.
Check to see if
have been keyed into
calculator memory.
(a) If correct entries have been keyed in, proceed to step 3.
(b) Key into calculator
Step 3.
Check to see if auto-scaler MAN/AUTO switch, X MEMORY switch, and
INIT button are set correctly for specific measuring procedure.
(a) If switches are set correctly, proceed to step 4.
(b) Set switches correctly.
Step 4.
Run calculator diagnostic program on preprogrammed magnetic card.
Replace calculator.
6. AUTO-SCALER IS ERRATIC. CALCULATOR DISPLAYS CORRECT COUNT.
Perform checks in malfunction 5.
7. CALCULATOR DISPLAYS CORRECT COUNT BUT DOES NOT RESPOND TO AUTO-SCALER SWITCHES.
Step 1.
Check to see if ribbon cable in back of calculator is correctly
connected.
(a) If ribbon cable connection is correct, proceed to step 2.
(b) Insert ribbon cable correctly.
Step 2.
Run calculator diagnostic program on preprogrammed magnetic card.
Replace calculator.
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