AT&T System 75 Wiring Diagram page 291

CHAPTER 5. AUXILIARY EQUIPMENT INSTALLATION
DIAL
DICTATION
EQUIPMENT
O R
INFORMATION
MUSIC
OUTLET
SOURCE
RED
R
T GREEN
LINE
CORD
PART OF AUXILIARY CABINET‡
25-PAIR
FEMALE CONNECTOR
ON ED-1E443-10
PANEL
T
T
R
R
*
USE WITH 66-TYPE CONNECTING BLOCK
USE WITH 110-TYPE TERMINAL BLOCK
†
AUXILIARY CABINET IS OPTIONAL.
‡
Figure 5-10. Connections for Non-FCC Registered Equipment Pro-
vided for Music-on-Hold/Dial Dictation Equipment
(Auxiliary Access)
5-18
STATION WIRING
SATELLITE,
SITE, OR
ADAPTER
LOCATION
B25A* OR
A25D†
CABLE
25-PAIR
FEMALE CONNECTOR
ON ED-1E443-10
36A VOICE
PANEL
COUPLER
T
CT
T
R
R CR
AC ACG
2012D
POWER
TRANSFORMER
PART OF CROSS-CONNECT FIELD
SWITCH SIDE
STATION SIDE
110P6A
YELLOW
BLUE OR PATCH
WHITE CORD OR
FIELD
JUMPERS
T
R
TN763B
SZ
CIRCUIT
PACK
SZ1
PORT
S
S1
A25D
CABLE
T
R
FIELD