TM 5-6675-320-14
Table 4-24. DIRECT/GENERAL SUPPORT TROUBLESHOOTING - Cont
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
3. NO PEN MOVEMENT IN “X” DIRECTION.
Step 1. Open plotter. Check position of X-axis mute switch S1 on PCA A2.
( a ) I f S 1 i s o f f , p r o c e e d t o s t e p 2 .
(b) Turn off mute switch S1.
Step 2.
Check fuses F1 and F2 on A2 for continuity.
( a ) I f e i t h e r i s d e f e c t i v e , r e p l a c e f u s e a n d t u r n S 1 o n.
(b) If pen fails to move, replace A2 (paragraph 4-29.7).
(c) If problem persists, replace X-drive motor (paragraph
4-29.14).
4-232
