ARMY TM 5-6675-308-34
MARINE CORPS TM 08837A-34/2
Table 4-6.3. Solid State Memory Loading Using Tape Reader Part No. 877408-2- Continued
Malfunction
indication/corrective action
Test procedure
Normal indication
Control no. 1 circuit card assembly A3
16-bit data circuit card assembly A2
2. No or incorrect printout, replace
cards in sequence given
16-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
Same as step 1f
lg. Type TN character set
Each character typed is printed
lh. Press LTRS key
No printout within 2 seconds or TTY
li. Press TN CAR RET key to ter-
TTY prints out:
pMts out
minate test
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
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
TTY prints out:
NOTE
Memory clear routing will begin auto-
MEMORY TEST FAIL
matically. When completed, TTY will
Replace cards in sequence given:
print out: LOAD NEXT TAPE
Memory unit Al
SECTION
K-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
EXECUTE switch-indicator remains
lj. Press EXECUTE switch
EXECUTE switchindicator goes off
indicator to off to halt computer
on:
Same card replacement as step li
Tape stops before end of tape. Replace
MEMORY
MEMORY LOAD switch-indicator
2a. Press
LOAD
tape or remn clear memory routine
lights. Tapereaderreads tape and stops
switch-indicator to on to load
and attempt to load again
main diagnostic program
after first reel has been read
NOTE
NOTE
Ignore PARITY ERROR switch
Press MEMORY LOAD switch
indicator off and back on if a stop
indicator light unless tape stops.
code is reached prior to tape data
being read.
2b. Press MEMORY
MEMORY LOAD switchindicator
LOAD
switch-indicator to off
goes off
4-54.15
Change 6
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