Microphone Removal and Replacement (ACAPS Type B and CAPS Type II)

TM 11-5830-263-20&P

3.9.6

Microphone Removal and Replacement (ACAPS Type B and CAPS Type II)

(Fig. 3-23 and FIG. 3-24)

NOTE

The removal and replacement procedures for both the microphone and cable assemblies

shown above, (M-172, Fig. 3-23 and M-173 Fig. 3-24) are identical, even though the

microphones are different, the attachment points and hardware are the same. The Figure

and Item numbers used are referenced from Fig. 3-23.

NOTE

If defective/lost the two setscrews securing the microphone cable to the microphone can

be removed/replaced.

a. Removal

1. Using a flat head screwdriver loosen but do not remove the two setscrews (4) securing

microphone cable (8) to microphone (5).

2. Disconnect microphone cable (8) from microphone (5).

3. Using a flat head screwdriver remove screw (3) securing microphone (5) to boom assembly

(1). If a thumbscrew is used to secure microphone (5) to boom assembly (1) simply unscrew

until free from boom assembly (1).

4. Spread arms of boom assembly (1) and remove microphone (5).

b. Replacement

1. Spread arms of boom assembly (1) and place microphone (5) between boom guides.

2. Insert screw (3) through unthreaded end of boom assembly (1) guide bearings and using a

flat head screwdriver tighten until secured. If a thumbscrew is utilized hand tighten until

secured.

3. Using a flat head screwdriver loosen but do not remove two setscrews (4) on microphone (5).

4. Connect microphone cable (8) to microphone (5) and holding firmly in place tighten the two

setscrews (4) with flat head screwdriver until microphone cable (8) is secured to microphone

(5).

3.9.7

Microphone Cable Assembly Removal and Replacement (ACAPS TYPE B and CAPS

TYPE II) (FIG. 3-23 and Fig. 3-24)

NOTE

Tighten setscrews after removal of microphone cable to prevent loss until microphone

cable is replaced.

a. Removal

1. Remove microphone clip (2) securing microphone cable assembly (8) to boom assembly (1)

and set aside.

2. Using a flat head screwdriver loosen but do not remove the two setscrews (4) securing the

microphone cable (8) to the microphone (5).

3. Disconnect microphone cable (8) from microphone (5) and headset.

b. Replacement

1. Plug microphone cable assembly (8) jack into headset receptacle.

2. Connect microphone cable (8) to microphone (5) and holding firmly in place, tighten the two

setscrews (4) with flat head screwdriver until microphone cable is secured.

3. While holding microphone cable assembly (8) against boom assembly (1) arm secure with

microphone clip (2).

3-26