Facility Components

TM 11-5895-878-14&P

1-8. Facility Components

with a push-button switch for unlocking the door is below

The P&T components are listed in paragraph 1-13 by

the monitors. There are five TWINAX wide band patch

major assemblies.

The test equipment listed and

panels in the bay. The remainder of the bay is used to

discussed through this manual may be changed as

mount test equipment. Bay 1.9 is a TDS-2 Station

required by the P&T mission or due to the availability of

Clock Bay.

new equipment. The list includes all permanently wired

f. Black Digital Patch Bays (figs. 1-4 through 1-7).

components and the number of plug-in items that may

Bays 1.11, 1.12, 1.13, 1.15, 1.16, 1.17, 1.19, 1.20, and

be mounted in associated shelves.

1.21 are the black digital patch bays. Each bay has a i

15 vdc meter mounted in a panel at the top. There are

1-9. General Description of P&T

six universal digital patch panels and a INT panel with

a. The Patch and Test facilities of the TCF was

48 lamps in each bay. The bottom bay 1.11 mounts the

installed in accordance with Lexington-Blue Grass Army

black -48 vdc power system; consisting of two 48 vdc

Depot drawing list DL-54260. The equipment is housed

power supplies, an alarm panel, and a fused power

in two different rooms. All of the P&T components

distribution panel. Bays 1.12 and 1.19 each contain an

(except the quality assurance (QA) equipment) are

order-wire panel. Bays 1.13 and 1.15 have writing

located in TCF, room 5A910 (fig. FO-1). There are

shelves with AN/FGG-80 teletypewriter sets mounted on

three bays of QA equipment in the Electronic

the shelves. One 24 vdc power supply is in bay 1.16

Maintenance Room (para 1-12).

with a second unit in bay 1.17. Bay 1.16 contains the 24

vdc meter panel, alarm panel and fused power

b. As shown in figure FO- 1, the P&T of the TCF

distribution panel. Bay 1.17 also contains the black 6

consists of two rows of equipment bays, a red cable

vdc power system; consisting of two power supplies

vault, and red and black ground and power distribution

(with alarms), meter panel, and fused power distribution

boxes. In addition the room contains Crypto equipment,

panel.

Bay 1.21 includes the black indicating

modems, voice frequency carrier telegraph (VFCT)

equipment; consisting of a MAJOR/MINOR alarm panel,

equipment, etc. Equipment rows No. 1 and No. 2 are

audible alarm panel and two crypto ancillary

described in paragraphs 1-10 and 1-11.

unit/common control unit (CAU/CCU) alarm panels.

1-10. Description of Equipment Row No. 1

g. Black Digital Test Bays (figs. 1-5 and 1-6). Bays

1.14 and 1.18 are the black digital test bays. The bays

a. General. Equipment row No. 1 contains 21 bays

are similar in configuration. Each bay contains a 150

of P&T equipment and four bays of DCL/MOLINK

vdc meter panel, a 601 Data Transmission Test Set,

equipment. Bays 1.22 through 1.24 (DCL/MOLINK) are

HP180BR Oscilloscope with connection panel,

covered in (C) PDEP 11-5895-832-14(2). Row No.1 is

AN/GGM-15 (V) Telegraph Test Set, INT panel with 48

called the black equipment row, because bays 1.1

lamps, and a writing shelf.

through 1.21 connect to unsecure or encrypted circuits.

b. Black VF and Digital IDF Bays. Bay 1.1 consists

1-11. Description of Equipment Row No. 2

of two intermediate distribution frame (IDF) bays. Bay

a. General. Equipment row No. 2 contains 20 bays

1.10 consists of three IDF bays. Each bay contains a

of equipment and four bays of IDF patch cord cross

front door to allow access to a patch cord type cross

connect matrixes (fig. FO- 1). The four IDF bays are all

connect matrix. The IDF's are similar and discussed in

numbered 2.21 and described in chapter 2. Row No. 2

chapter 2.

is called the red equipment row, because the circuits

c. Black VF Patch Bays (figs. 1-2 and 1-3). Bays

may carry secure information in clear text. Bays 2.1

1.2, 1.3, 1.4, 1.6, and 1.7 are the VF patch bays. Each

through 2.20 are described in b through f below.

of these contains eight 2-wire audio patch panels and an

b. Special Intelligence Bay 2.1 (fig. 1-8). SI bay

interbay patch (INT) panel. Bay 1.2 has an R-390 radio

2.1 is isolated from the rest of the P&T facility. The bay

receiver in the bay below the patch panels. Bays 1.3

contains a color video monitor at the top with eight video

and 1.7 each have a 60-station voice order wire panel,

distribution amplifiers, and three 75 ohms patch panels.

that are furnished and maintained by the telephone

Between the monitor and amplifiers there are two

company. Bays 1.4 and 1.6 have dual speaker panels

universal dc patch panels (digital patch panels) and

and AM-911/FG audio frequency amplifiers mounted

three 2-wire audio patch panels (VF patch panels). The

below the patch panels.

bay also has its own IDF consisting of two rows of patch

d. Black VF Test Bay 1.5 (fig. 1-2). This bay

cord cross connect matrixes.

contains various test equipment as shown in figure 1-2.

c. Red Digital Patch Bays (figs. 1-9 through 1-12).

There is a writing shelf with a miscellaneous (MISC) and

The red digital patch bays are 2.3 through 2.6, 2.8

INT panel above the shelf. In addition there are two test

through 2.11 and 2.13 through 2.16. Each of these bays

equipment connection panels. Test equipment without

has a 15 vdc meter mounted in a panel at the top of

rear test lead connectors are connected to the MISC

the bay. Below the meter panel there are six digital

panel through the test equipment connection panels.

patch panels and a INT panel with 48 lamps. Bays 2.11,

e. Video Monitor and Station Clock Bays 1.8 and

2.13,

1.9 (fig. 1-3). Bay 1.8 has two video monitors at the top,

used to monitor the TCF door and outside hall. A panel

1-3