ARMY TM 5-6675-308-34
MARINE CORPS TM 08837A-34/2
Table 4-18. Operational Program Loading -- Continued
Malfunction
indication/corrective action
Normal indication
Test procedure
W204P1
SPU 20J4
W204P2
Computer 1J1
W209P1
SPU 20J9
Computer 1J3
W209P2
W203P1
SPU 20J3
Tape reader J1
W203P2
TTY
W212
W212P1
SPU 20J12
W201P1
SPU 20J1
W201P2
115 VAC
TTY power
115 VAC
f. Check that W4P1 is not con-
nected to IMU connector 2J3
g. S e t tape r e a d e r SPOOLING
switch to DISABLE
h. Press SPU ON switch-indicator to
SPU ON switch-indicator and PADS
OFF indicator lights. All other
on. Press to extinguish all SPU
lighted switch-indicators except
lamps pressed extinguish
SPU ON and PADS OFF
i. P r e s s and hold LAMP TEST
All SPU lamps light except LAMP See step 1j of table 4-6
ENTER
and
TEST
and
switch. Release after verifying
lamps light properly
FAILURE/ACTION indicator re-
mains blank for at least 1.5 sec-
onds
FAILURE/ACTION indicator se-
quentially displays the following
within 15 seconds after pressing
LAMP TEST switch:
Indication
Blank
30
20
Blank
88
Blank
32
Blank
77
4-102
Change 1
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