ARMY TM 5-6675-308-34
MARINE CORPS TM 08837A-34/2
Table 4-6. Computer Diagnostic/Alignment Program Continued
Malfunction
Test procedure
indication/corrective action
Normal indication
Same as step 2j
2k. Type TTY character set
Each character typed is printed
2l. Press LTRS key
No printout within 2 seconds or
2m. Press TTY CAR RET key to TTY prints out:
TTY prints out:
terminate test
CPU OP-CODE TEST PASS
CPU OP-CODE TEST FAIL
MEMORY TEST PASS
Same card replacement as step 2b
CPU TEST PASS
TTY prints out:
MEMORY TEST FAIL
NOTE
Same card replacement as step 2h
Memory clear routing will begin au-
tomatically. When completed, TTY
will print out: LOAD NEXT TAPE
SECTION.
EXECUTE switch-indicator re-
2n. Press EXECUTE switch-indica- EXECUTE switch-indicator goes off
mains on:
tor to off to halt computer
Same card replacement as step 2b
NOTE
For core memory diagnostic pro-
gram loading, proceed to step 3a. If
memory type is solid state, proceed
to step 2o.
2o. Press REVERSE switch-indica- REVERSE switch-indicator lights.
tor to on
Tape rewinds and stops at begin-
ning of reel
2p. Press REVERSE switch-indica- REVERSE switch-indicator goes off
tor to off
2q. Set tape reader SPOOLING
switch to DISABLE
2r. Remove tape from tape reader
state memory loading instruc-
tions
3. DIAGNOSTIC PROGRAM
LOAD (Core Memory Only)
3a. Press MEMORY LOAD switch- MEMORY LOAD switch-indicator
Tape stops before end of tape: Re-
indicator to on to load main di-
lights. Tape reader reads next tape
place tape
agnostic program
section and stops after first reel
has been read
4-53
Change 1