ARMY TM 5-6675-308-34
MARINE CORPS TM 08837A-34/2
Malfunction
indication/corrective action
Test procedure
Normal indication
NOTE
This procedure uses tape reader, part no. 877406-1.
1. PRELIMINARY PROCEDURE
la. Istall part 1 (of 3) of PADS solid
state program tape number
868182-X on tape reader. Do not
tape program tape to takeup reel.
Manually advance tape beyond
readable tape leader
lb. Set tape reader SPOOLING
switch to ENABLE
lc. Ensure that PADS ON/OFF
switch-indicator is pressed on
ld. Press MEMORY LOAD switch MEMORY LOAD switchindicator
indicator to on
lights. Tape reader reads first tape
section and stops in approximately
1 minute
NOTE
Press MEMORY LOAD switch
indicator off and back on if a stop
code is reached prior to tape data
being loaded
le. Press MEMORY LOAD switch- MEMORY LOAD switch-indicator goes
indicator to on. When header has
on, then off
been loaded press MEMORY
LOAD switch-indicator to off
EXECUTE
lf. Press
switch TTY prints out PADS SOLID STATE 1. EXECUTE switchindicator flashes.
indicator to on to start prelimi-
Replace cards in sequence given:
CPU TEST, TYPE CHARACTER
SET
nary tests and memory clear
Control no. 3 circuit card assembly A5
routine
I/O discrete circuit card assembly A9
Control no. 2 circuit card assembly A4
Control no. 1 circuit card assembly A3
16-bit data circuit card assembly A2
2. No or incorrect printout, replace
cards in sequence given:
M-bit data circuit card assembly A2
Control no. 2 circuit card assembly A4
Control no. 3 circuit card assembly A5
Control no. 1 circuit card assembly A3
Memory unit Al
lg. Type TTY character set
Same as step 1f
Each character typed is printed
lh. Press LTRS key
No printout within 2 seconds or TTY
li. Press TTY CAR RET key to ter- TTY prints out
pMts out
minate reset
CPU OP-CODE TEST PASS
MEMORY TEST PASS
CPU OP-CODE TEST FAIL
CPU TEST PASS
Replace cards in sequence given:
Control no. 3 circuit card assembly A5
Change 6