RF FILTER MODULE A7.

TO 31R2-2GRC171-2

TM 11-5820-815-14

NAVELEX 0967-LP-544-5010

5-39.

RF FILTER MODULE A7.

a. Remove top cover.

b. Remove d/a servo amplifier module A1

5-40. REMOVAL OF MODULE. To remove module

(paragraph 5-21).

c. Remove frequency synthesizer module A2

from chassis, refer to figure 5-10 and proceed as

(paragraph 5-24).

follows:

d. Remove module from chassis by carefully

a. Remove top cover.

sliding module forward, disengaging A9P1 from

b. Remove screw from top. rear left corner of

AlOA2J14, and lifting module from chassis.

module and screw from top, right edge of module.

c. Disconnect receiver rf cable connector A7A3P2

5-47. REPLACEMENT OF MODULE. Replace mod-

from A3J2.

ule in the reverse order of its removal.

d. Remove module from chassis by carefully lifting

module up and disengaging module plugs from chassis

CAUTION

jack.

5-41. REPLACEMENT OF MODULE. Replace mod-

Ensure

proper

module-to-

chassis plug and pin alignment

ule in the reverse order of ifs removal.

is achieved before seating

CAUTION

module in to position. Do not

exert abnormal force to seat

module.

Ensure

proper

module-to-

chassis plug and pin alignment

5-48.

FRONT PANEL (P/O CHASSIS A10).

is achieved before seating

module into position. Do not

5-49. REMOVAL OF PANEL. To remove front panel

exert abnormal force to seat

module.

from chassis, proceed as follows:

5-42.

POWER AMPLIFIER MODULE A8.

a. Disconnect antenna/transceiver U-shaped con-

nector from ANT and XCVR jacks (AlOW2J1/

5-43. REMOVAL OF MODULE. To remove module

A10W3J2).

b. Remove three screws from forward, left side of

from chassis, refer to figure 5-10 and proceed as

chassis and three screws from forward, right side of

follows:

chassis.

a. Remove top cover.

c. Remove five screws from bottom edge of front

b. Loosen four captive screws on corners of

panel.

module.

d. Remove three screws from center of front panel

c. Remove module from chassis by carefully lifting

(two screws behind TEST POINT access door).

module up and disengaging module plugs from chassis

e. Front panel can now be brought forward and laid

jacks.

face down.

5-44. REPLACEMENT OF MODULE. Replace module

5-50. REPLACEMENT OF PANEL. Replace front

in the reverse order of its removal.

panel in the reverse order of its removal.

CAUTION

Ensure proper module-to-chassis plug and pin alignment

Do not place excessive strain

is achieved before seating module into position. Do not

on inter-connecting cabling and

exert abnormal force to seat module.

wiring during removal and

5-45.

KEYER MODULE A9

replacement of front panel.

Ensure interconnecting cabling

5-46. REMOVAL OF MODULE. To remove module

and wiring is not pinched

between chassis and front panel

from chassis, refer to figures 5-10 and 5-13 and proceed

during installation of front panel.

as follows:

5-50