AT&T 555-230-894 Connect Adjunct Power, Adjunct Power Wiring Examples 302B Power Supply Pin Name

Telephone Connection Example

	1		2
3	4	5	3
1	TXT	TXT5	39
2	TXR	TXR5	14
3	PXT	PXT5	40
6	PXR	PXR5	15

Figure Notes:

1.	302B, 4-Wire	4.	Name
2.	TN754, Position 1C02	5.	Port 5 Name
3.	Pin Number

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 9-2and in Figure 9-2.See the section titled "Install Power Adapters" on page 9-47for more information:

Table 9-2. Adjunct Power Wiring Examples (302B)

302B		Power Supply
Pin	Name
7	-48V	-48V
8	GND	GND

The following diagram illustrates these wiring designations.

Issue 1 September 1995 9-3