TM 5-6675-323-14
Table 3-24. DIRECT/GENERAL SUPPORT TROUBLESHOOTING - Cont
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
PLOTTER IS TOTALLY INOPERATIVE. PEN WILL NOT MOVE - Cont
1.
S t e p 2.
Check fuse for continuity.
(a) If continuity is present, proceed to step 3.
(b) If continuity is not present, replace fuse.
S t e p 3.
Check that line voltage selection switches are set to 120 V.
(a) If line voltage selection switches are correct, proceed to
step 4.
(b)
Correct
switch
settings.
S t e p 4.
Check that power supply outputs are correct.
S e e Malfunction 9 (Power Supply Failure) to continue
troubleshooting.
PLATEN DOES NOT HOLD PAPER.
2.
Step 1.
Open plotter.
Check that platen wiring connector is tight.
(a) If tight, proceed to step 2.
(b) If loose, tighten connector.
S t e p 2.
C h e c k A6, J101, pins 1 and 2 to be sure platen drive voltage is
greater than or equal to 500 V ac.
If voltage is not present, replace A6 (paragraph 3-29.7).
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