Figure 4. Duplicated Rmi System (Phase 2) Block Diagram - AT&T System 85 Installation And Test
Release 2 versions 1, 2, 3, and 4. remote module and remote group interface
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Also See for System 85:
- User manual (44 pages) ,
- User manual (55 pages) ,
- Upgrade manual (240 pages)
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RMI LINK
DUPLEX
FIBER
TMS LINK
DUPLEX FIBER
MODULE
CONTROL
0
TN400
TN440
MODULE
CONTROL
1
TN400
TN440
RMI CARRIER
RMI
0
TN452
TN456
RMI
TN456
TMS
TN480
TMS
TN480
ALARM
PANEL
MISC
ALARMS
-o-
o
COMMON
CONTROL
0
TN402
COMMON
CONTROL
1
TN402
LIGHTGUIDE
CABLE
INTERCONNECT
TERMINAL
(LCIT)
FIBER OPTIC
LINK
4 MHZ
COAX
CABLE
LIGHTGUIDE
CABLE
INTERCONNECT
TERMINAL
(LCIT)
4 MHZ
COAX
CABLE
CENTRAL LOCATION
REMOTE LOCATION
RMI LINK
DUPLEX FIBER
TMS LINK
DUPLEX FIBER
TN401
TN401
Figure 4. Duplicated RMI System (Phase 2) Block Diagram
MODULE
CONTROL
0
MODULE
CONTROL
1
Page 6
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