TM-9-2350-277-20-1 Unit Maintenance Manual Volume 1 M113A3 M577A3 M1064A3 M1068A3 M58 Download
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TM 9-2350-277-20-1 DRIVER’S VISION ENHANCER (DVE) DISPLAY DOES NOT WORK (M58 ONLY)—Continued 0116 01 AY 1. Remove power cable connector 516B P2 (1) from connector A1J1 (2) on driver’s display. Use a multimeter on connector 516B P2 pin A (1) and pin B to check for voltage. 2. Turn DVE power switch ON (see your –10). 3. Is voltage reading less than 16 volts? YES NO AYN 1. Faulty display. Replace display (see your –10). If commander’s display is good, swap with driver’s display to verify. 2. Verify no faults found. A2Y 1. Turn DVE power switch OFF (see your –10). 2. Remove power cable connector 516B P1 or connector W3P4 (2) from DVE power switch (1). Use a multimeter on DVE power switch to check for continuity. Turn DVE power switch ON and OFF. 3. Does multimeter read 0 ohms when DVE power switch is ON? YES NO A2YN 1. Faulty DVE power switch. Replace DVE power switch (WP 0282 00). 2. Verify no faults found. 0116 01-3 Change 1