Lucent Technologies DEFINITY AUDIX Installation And Upgrade page 37

Task 7: Install the Terminals
Figure 2-6. Installing a Terminal via Direct Connection
DC SWITCH
ONLY
MULTI-
FUNCTION
BOARD
Figure 2-7. Installing a Terminal via Direct Connection (DC Switch Only)
SWITCH
ALB
CABLE
ALARM
BOARD
PORT B
MFB
Y
CABLE
MULTI-
FUNCTION
BOARD
GROUP 311
PORT A
*NULL MODEM NOT REQUIRED WHEN CONNECTING TO 715 BCT DCE PORT.
PORT
B
NULL
MFB
MODEM
Y-CABLE
PORT
A
NULL
MODEM
*SEE
NOTE
CABLE
NULL
MODEM
DTE CONNECTION
GROUP
116-A
311
OPTO-
ISOLATOR
DCE DTE
DCE CONNECTION
GROUP
NULL
MODEM
OPTO-
Issue 2 December 1996
DTE
311
DCE
2-15