
Modem Installation
2-53920-A2-GH30-40 October 1998
DTE 2 DTE 3 DTE 4
DTE 1LEASED DIAL NMS PWR ON OFF
!
DB-25-S CONNECTORS
8-POSITION,
8-CONDUCTOR
PLUG
8-POSITION,
8-CONDUCTOR
PLUG
DB-25-P
CONNECTOR
SUB-MINIATURE,
4-POSITION,
4-CONDUCTOR
PLUG
POWER
SUPPLY
POWER
CORD
495-14788
HUBBING
DEVICE
LEASED-LINE
NETWORK
DATA
TERMINAL
EQUIPMENT
DIAL
NETWORK
6-POSITION,
4-CONDUCTOR
PLUG
NETWORK
MANAGEMENT
SYSTEM
OR
LEASED BACKUP
Figure 2-2. Model 3920Plus Multiport Back Panel and Power Supply
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