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Telephone Connection Example
Issue 1 September 1995
9-3
Figure Notes:
Figure 9-1. 302B to TN754 Wiring Example
Connect Adjunct Power
1. For terminals needing adjunct power (such as Attendant Console
302B), wire -48V and ground to appropriate pinouts on the terminal, as
shown in Table 9-2 and in Figure 9-2. See the section titled "Install Power
Adapters" on page 9-47 for more information:
The following diagram illustrates these wiring designations.
Table 9-2. Adjunct Power Wiring Examples (302B)
302B Power Supply
Pin Name
7 -48V -48V
8 GND GND
1
2
3
6
TXT
TXR
PXT
PXR
TXT5
TXR5
PXT5
PXR5
39
14
40
15
3 34 5
1 2
1. 302B, 4-Wire
2. TN754, Position 1C02
3. Pin Number
4. Name
5. Port 5 Name