Amplifier-coupler removal instructions.

(2) Place the latched receiver-exciter (E) and the amplifier-coupler

(B) on the top of the amplifier-power supply (J).

(3) Slide the latched units toward the rear of the amplifier-power

supply (J) until the receiver-exciter (E) and amplifier-coupler (B) fully

engage the retaining cleats on the amplifier-power supply.

(4) Tighten the fasteners (I) over the hooks located on the front of

the receiver-exciter (E) and the amplifier-coupler (B) until both units are

securely attached to the top of the amplifier-power supply (J).

(5) Connect the audio cable to the lower AUDIO connector (F) on the

receiver-exciter (E).

(6) Connect the handset or telegraph key to the upper audio connector

(H) on the receiver-exciter.

(7) Connect the RF cable to the BNC connector (G) on the amplifier-

coupler (B).

(8) Connect the quick-release ground connector (C)

between

the

mounting base (D) and the rear of the receiver-exciter (E).

(9) Connect the AN/PRC-104(A) power cable to the AN/PRC-104(A) power

input connector (A) on the rear of the amplifier-coupler (B).

c. Amplifier-coupler removal instructions.

To remove the amplifier-

coupler from the AN/GRC-213, proceed as follows (see Figure 33):

(1) Verify that the POWER ON/OFF switch on the amplifier-power supply

is set to OFF. If necessary, set the switch to OFF.

(2) Disconnect the AN/PRC-104(A) power cable from the AN/PRC-104(A)

power input connector (A) on the rear of the amplifier-coupler .

(3) Disconnect the quick-release ground connector (C) between the

mounting base (D) and the rear of the receiver-exciter (E).

(4) Disconnect the audio cable from the lower AUDIO connector (F) on

the front of the receiver-exciter (E).

(5) Disconnect the RF cable from the BNC connector (G) on the front

of the amplifier-coupler (B).

(6) Disconnect the handset or telegraph key from the upper AUDIO

connector (H) on the receiver-exciter (E).

(7) Loosen the fasteners (I) from the hooks located on the front of

the receiver-exciter (E) and the amplifier-coupler (B) until the fasteners

can be disengaged from the hooks.