ACCULINK 317x E1 DSU/CSU
1-4
December 1996
3170-A2-GB20-20
495-14295-02
POWER
AUX
PORT
COM
PORT
DTE
PORT 1
PORT 2
CLOCK IN
120
Ω
75
Ω
75
Ω
120
Ω
RX SHIELD
OPEN
EARTH
RX
75
Ω
TX
NETWORK
CAUTION: AUX PORT OR COM PORT MUST NOT BE
CONNECTED TO PSTN OR E1 NETWORK
Figure 1-2. Model 3172 Rear Panel
495-14294-02
POWER
AUX
PORT
COM
PORT
DTE
PORT 3
PORT 4
PORT 1
PORT 2
CLOCK IN
120
Ω
75
Ω
75
Ω
120
Ω
RX SHIELD
OPEN
EARTH
RX
75
Ω
TX
NETWORK
CAUTION: AUX PORT OR COM PORT MUST NOT BE
CONNECTED TO PSTN OR E1 NETWORK
Figure 1-3. Model 3174 Rear Panel