ARMY TM 5-6675-238-14
MARINE CORPS TM 08839A-14/1
Table 8-6. PADS Test Set Self-Test Procedure - Continued
Malfunction indication/
Test procedure
Normal indication
corrective action
ac.
ad.
ae.
ag.
Press SELF TEST switch-indi- SELF TEST
switch-indicator
cater to on
lights. IMU FAIL/COMP FAIL
indicator remains on. Self-test
tape runs forward and then
stops FAILURE/ACTION- indi-
cator displays 48 when tape
stops. On portion of PADS ON/
OFF switch-indicator
lights.
EXECUTE
switch-indicator
goes off
Press MEMORY LOAD, RE- Each switch-indicator, except EX-
VERSE, VERIFY and EXE-
ECUTE, lights
CUTE switch-indicators in or-
der given
Press and release PADS ON/ OFF portion of PADS ON/OFF
SELF-TEST or PADS ON switch-indica-
tor does not light: Recheck step h
because the self-test cannot proceed
unless the sequence of step h was
completed correctly
FAILURE/ACTION indicator does not
display 48: Check number displayed
for its definition in table 8-7 and per-
form action specified
A switch-indicator does not light when
pressed: Check the specific switch-
indicator for continuity
OFF and ENTER switch-indi-
switch-indicator lights and ON
caters simultaneously
portion goes off. Self-test tape a.
runs forward and then stops.
FAILURE/ACTION indicator
displays 00 when tape stops
b.
c.
d.
Self-test tape does not run forward:
Check each switch-indicator or
switch for proper operation, replace
if defective
Replace A3
Replace A1
Replace A2
FAILURE/ACTION indicator does not
display 00 when tape stops: Check
number displayed for its definition in
table 8-7 and perform action specified
Press MEMORY LOAD, VER- EXECUTE switch-indicator may A switch-indicator does not go off when
IFY, REVERSE, and EXE-
begin flashing when any of the
pressed:
CUTE switch-indicators in se-
other three switch-indicators is
quence above
pressed.
MEMORY LOAD,
Check specific switch-indicator for
VERIFY. and REVERSE switch-
proper operation and shorted contacts
indicators go off when pressed.
EXECUTE switch-indicator re-
mains off if already off, or goes
off if flashing when pressed
Press SELF TEST switch-indi- SELF TEST switch-indicator goes
SELF TEST switch-indicator does not
cater to off
off. IMU FAIL/COMP FAIL
go off:
and OFF indicators remain on.
EXECUTE
switch-indicator
a. Replace A3
lights. FAILURE/ACTION in- b. Replace buffer unit
dicator displays 77
c. Replace A1
EXECUTE switch-indicator does not
light:
a. Replace A3
b. Replace A1
8-54
Change 1
