RF Amplifier (AR1-AR4), Removal/Installation.

TM 32-5865-061-24&P

5-4.10 RF Amplifier (AR1-AR4), Removal/Installation.

removed/installed as follows:

R e m o v e A10, refer to para 5-4.3. Store A10 safely.

R e m o v e and retain 18 socket-head screws, washers, and two threaded stand-

off posts securing the rear panel to the chassis.

T a k i n g care not to strain the cable-harness, lower and s u p p o r t t h e r e a r

panel.

D i s c o n n e c t the cable connected to the OUT connector on t h e assembly.

Disconnect the cable from the attenuator.

Label and unsolder the wires connected to the terminals of the assembly.

R e m o v e and retain the four screws and washers securing the assembly to the

chassis.

Remove and retain the attenuator from the IN connector.

NOTE

Use insulated sleeving (heat-shrink) of appropriate inside diameter

on soldered connections.

NOTE

Torque SMA c o n n e c t o r s t o 8 - i n c h p o u n d s .

To install a replacement, reverse the procedure detailed in steps a. thru

h. above.

Fan (B1), R e m o v a l / I n s t a l l a t i o n .

B1 is removed/installed as follows:

Remove top access cover, refer to para 5-4.1.

Locate the yellow/white wire connecting B1 to CB2-2.

CAUTION

W h e n unfastening cable-ties, t a k e care not to cut or damage the wire

harness.

Unfasten cable-ties and release the yellow/white wire from the harness.

NOTE

Connections to C1 are as follows:

red/white and wire to TB1-7D at

front panel end, green/white to rear panel end.

U n s o l d e r the wires from both ends of C1.

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