Installation
GROUP 311
CABLE

SWITCH

ALARM

BOARD

MFB
Y-CABLE
ADMIN/PORT B
MAIN/PORT A

MULTI-

BOARD

FUNCTION

ALB
CABLE
NULL
MODEM
SEE NOTE
NOTE: NULL MODEM NOT REQUIRED WHEN
CONNECTING TO 715 BCT DCE PORT
GROUP 311
CABLE MODEM
TIP/
RING
AT&T SERVICES REMOTE ACCESS
Figure 2-8. Installing a Terminal via Direct Connection
NULL
MODEM
NULL
MODEM 116A
DCE DTE
116A
DCE DTE

DTE CONNECTION

NULL
MODEM GROUP
311

DCE CONNECTION

GROUP
311
DCE
DTE
DC SWITCH
ONLY
MULTI-
FUNCTION
BOARD
MFB
Y-CABLE
ADMIN/PORT B
MAIN/PORT A
NULL
MODEM 116A
DCE DTE
NULL
MODEM GROUP
311
Figure 2-9. Installing a Terminal via Direct Connection (DC Switch Only)Issue 1 January 1996 2-19