Avaya 40DHB0002USCL 사용자 설명서
Technical Data
Port Pinouts - Page 53
Audio Port (3.5mm Stereo Jack Socket)
Pin No.
Description
Signal Direction
Common Common
Left
Audio in – Left Channel
Í
Left Right Common
Right
Audio in – Right Channel
Í
Expansion Port (RJ45 Socket)
Pin No.
Description
Signal Direction
1
Receive Data (Rx-B)
Í
2
Receive Data (Rx-A)
Í
3 Sync-B
Î
4
Clock (Clk-B)
Î
5
Clock (Clk-A)
Î
6 Sync-A
Î
7
Transmit Data (Tx-B)
Î
8
Transmit Data (Tx-A)
Î
Pin 1
Pin 8
Shield
Connected to chassis
Ground
External Control Port (3.5mm Stereo Jack Socket)
Pin No.
Description
1 Circuit
1
2 Circuit
2
3
0 Volts (Ground/Chassis)
4 Not
Connected
5 Not
Connected
Control Circuit
Information
Control Circuit 1
Pin 2 and Pin 3, ensure that Pin 2 is at a positive voltage with respect to Pin 3.
Control Circuit 2
Pin 1 and Pin 3, ensure that Pin 1 is at a positive voltage with respect to Pin 3.
Each circuit can be switched independently.
Switch Setting
Information
ON
Low resistance between Pins.
OFF
High resistance between Pins.
Installation Manual
Technical Data - Page 53
IP Office
40DHB0002USCL – Issue 7 (09/25/2002)