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Model 3920Plus Input Voltage Requirements
The power supply used with model number 3920-A2-201 is a wall-mount transformer designed for 110 vac.
Additional models are available for other voltages and plug types.
Use only the power supply included with your modem.
Connecting Cables to the Model 3920Plus Modem
Figure 2 illustrates the Model 3920Plus modem cable connections. For pin assignments, refer to Appendix C in
the Technical Reference Manual.
8-POSITION
PLUG FOR
LEASED-LINE
NETWORK
OPERATION
6-POSITION PLUG
FOR PERMISSIVE
DIAL NETWORK
OPERATION
4
DIAL
LEASED
DB-25-P
CONNECTOR
FOR DATA
TERMINAL
EQUIPMENT
OPERATION
Figure 2. Model 3920Plus Back Panel and Power Supply
NMS
DTE 1
SUB-MINIATURE
4-POSITION
PLUG FOR
NETWORK
MANAGEMENT
SYSTEM
OPERATION
February 2002
PWR
ON
OFF
POWER
SUPPLY
97-14677-01
3920-A2-GK47-10
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