Figure 2-3. Control shelf, controls and test jacks

TM 11-5805-424-15/NAVELEX 0967-220-9010/TO 31W2-2G-41

Figure 2-3. Control shelf, controls and test jacks.

(b) Strap terminals 1 and 2 on assembly

NOTE

A10 (D, fig. 2-5).

No frequency divider circuit card is

e. Synchronization or Common Alarm.

inserted in the A18A2-A29A2 slot

(1) Signal. To provide an external synchronize

when Modem subassembly MX-7384,

disable signal at terminal 20 of terminal board TB1,

or MX-7385, or MX-7386 is installed.

strap terminals 1 and 2 on assembly A12 (E, fig. 2-5).

When these subassemblies are used

(2) Common Alarm. To provide an external

a strap must be connected from pin

common alarm at terminal 20 of terminal board TB1,

19 to pin 20 of P1 of the module.

strap terminals 2 and 3 on assembly A12 (E, fig. 2-5).

(This is to bridge the circuit gap

f. Negative Mark Input.

Each MX-73(*)/G is

which results when the A18A2-A29A2

strapped to receive positive mark signal (terminals 13

slot is vacant.)

and 14 of connector P1, fig. 6-43, 6-44, or 6-45). If the

MD-674(P)/G is to be used to receive a negative mark

signal, remove the strap from terminals 13 and 14 of

connector P1 on the MX-73(*)/G and reconnect the strap

between terminals 14 and 15.

2-4.1. Coordination of Components

For operation at the various frequencies the

components to be installed are matched in accordance

with the following table, and paragraph 1-6.

Modem

Frequency

Card

subassembly

determining divider

assembly

MX-7372/G ..............D80034200 (8) ............A18A2-A19A2

MX-7373/G ..............D80034200 (8) ............A18A2-A19A2

MX-7374/G ..............D80034190 (4) ............A20A2-A22A2

MX-7375/G ..............D80034190 (4) ............A20A2-A22A2

MX-7376/G ..............D80034190 (4) ............A20A2-A22A2

MX-7377/G ..............D80034180 (2) ............A23A2-A29A2

MX-7378/G ..............D80034180 (2) ............A23A2-A29A2

MX-7379/G ..............D80034180 (2) ............A23A2-A29A2

MX-7380/G ..............D80034180 (2) ............A23A2-A29A2

MX-7381/G ..............D80034180 (2) ............A23A2-A29A2

MX-7382/G ..............D80034180 (2) ............A23A2-A29A2

MX-7383/G ..............D80034180 (2) ............A23A2-A29A2

MX-7384/G ..............None.

MX-7385/G ..............None.

Figure 2-4. Harness card strap terminal locations.

MX-7386/G ..............None.

Change 5 2-4