ARMY TM 5-6675-308-34
MARINE CORPS TM 08837A-34/2
Malfunction
indication/corrective action
Test procedure
Normal indication
EXECUTE switch-indicator flashes.
2b. P r e s s EXECUTE switch-
EXECUTE switch-indicator lights
Replace cards in sequence given:
indicator to on
TTY prints out:
Control no. 3 circuit card assembly
A5
PADS SOLID STATE DIAGNOSTIC
ALIGNMENT PROGRAM
I/O discrete circuit card assembly A9
PROGRAM CHECKSUM XXXXXX
Control no. 2 circuit card assembly
A4
SELECT TEST MODE
Control no. 1 circuit card assembly
This indicates solid state memory.
A3
Select test mode per table 4-7 step
2b, 4-11 step 2d, or 4-14 step 2c.
16-bit data circuit card assembly A2
Bypass further loading procedures
unless a new program load is re-
If incorrect checksum, continue with
quired. If a new program load is
step 2c
desired proceed to table 4-6.2
No TTY response
This indicates either core memory
requiring diagnostic alignment tape
loading or solid state memory un-
loaded. If memory is unknown or
core, proceed to step 2c. If memory
is solid state, proceed to table 4-6.2
2c.
EXECUTE switch-indicator remains
EXECUTE switch-indicator goes off
P r e s s EXECUTE switch-
on
indicator to off to halt computer
Same card replacement as step 2b
2d. Install part 1 (of 2) of PADS
diagnostic alignment tape num-
ber 877418-X on tape reader. Do
not tape program tape to tskeup
reel.
Manually advance tape
beyond readable tape leader
2e. Set tape reader SPOOLING
switch to ENABLE
2f. Press MEMORY LOAD switch-
MEMORY LOAD switch-indicator
indicator to on
lights. Tape reader reads first tape
section and stops in approximately
1 minute
4-50.1/(4-50.2 blank)
Change 6
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