Install guide
ARMY TM 5-6675-308-34
MARINE CORPS TM 08837A-34/2
2.
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3.
Just before the connectors mate, check
that the memory unit is free in its guides
and its top edge is parallel to the com-
puter top surface.
Seat the memory unit by applying moder-
ate, even pressure at both sides. The top
should be flush with the computer top
surface. If excessive insertion force is re-
quired or the memory unit extends above
the computer, pull the memory out and
inspect for bent or broken connector pins.
(b) Tighten two screws (8) in wedgelock (9)
until wedge is tight against edge of slot.
(c) Inspect RFI gasket (37). Replace if cracked,
broken, loose, or excessively compressed.
(d) Place computer cover (3) on computer
subassembly (10); align mounting holes.
(e) Torque 16 screws (2) and washers (1) secur-
ing com uter cover (3) to computer subas-
(
sembly 10) to 16 inch-pounds using proce-
dures described in paragraph 3-11.
c. Computer Power Supply and Computer Subas-
sembly
. Remove and replace computer power supply
(18, figure 3-7) or computer subassembly (10) as fol-
lows:
(1) Removal.
(a) Remove six screws (12) and washers (11)
securing each of two air deflectors (13) to
computer subassembly (10). Remove two air
deflectors,
(b) Loosen 16 captive screws (14) and washers
(15) securing computer subassembly (10) to
computer power supply (18). Remove com-
puter power supply.
(2) Replacement.
(a)
(b)
(c)
(d)
(e)
(f)
3-32
Inspect guide pins (16). Replace if bent or
broken.
Inspect connectors. Replace computer
subassembly if pins are bent or broken.
Inspect RFl gasket (19). Replace if cracked,
broken, loose, or excessively compressed.
Inspect captive screw assembies (17). Re-
place if broken or threads are damaged.
Place computer power supply (18) on com-
puter subassembly (10).
Ti hten 16 captive screws (14) and washers
(15) securing computer power supply (18) to
computer subassembly (10). Torque to 16
inch-pounds using procedures described in
paragraph 3-11.
Change 1
(g) Place
puter
holes.
two air deflectors (13) against com-
subassembly (10); align mounting
(h) Install six screws (12) and washers (11) se-
curing each of two air deflectors (13) to n
computer subassembly (10).
d.
CDU Mount Bracket Repair.
Repair of the CDU
mount bracket (4, figure 3-7) consists of replacing the
catch strikes (5). Repair mount bracket as follows:
(1) Remove four screws (6) securing CDU mount
bracket (4) to computer cover (3); remove
bracket.
(2) Remove swa ed portion of two rivets securing
catch strike (5) to mount bracket (4) by drill-
ing or other suitable means. Remove rivet and
catch strike.
(3) Place catch strike (5) in position on mount
bracket (4).
(4) Secure catch strike (5) to mount bracket (4)
with rivets. Swage rivets in place.
(5) Install mount bracket (4) on computer cover
(3) and secure with four screws (6).
3-16. Computer Power Supply Maintenance. Repair of
the computer power supply consists of removal and
replacement of guide pins, captive screws, and RFI
gaskets.
a. Guide Pins.
(1) Removal. Unscrew guide
in (16, figure 3-7)
from power supply chassis (18).
(2)
Replacement.
Screw guide pin (16) into power
supply chassis (18).
b. Captive Screw.
(1) Removal. Unscrew captive screw (17, figure
3-7) from retainer nut on bottom surface of
power supply chassis (18).
(2) Replacement.
Isopropyl alcohol is flammable and gives
off harmful vapors. Use onlv in well-ven-
tilated areas away from open flames and
sparks. Avoid prolonged or repeated inha-
lation of vapors.
(a) Clean internal threads of captive screws (17)
and external threads of retainer nut using
isopropyl alcohol (TT-I-735).