Ericsson LBI-39101A User Manual
Page 34
LBI-39101
ENHANCED AUDIO ENCLOSURE CONNECTOR PIN-OUTS
34
Table 21 – Supervisor Footswitch
(female DB-9 labeled "
SUPER FT. SW.
")
PIN
NAME
USE
1
no connection
2
PS_GND_IN
ground for pins 4 & 6
3
no connection
4
MONITOR_PTT_IN
monitor PTT (enable)
input; see pin 2
5
no connection
6
SUPER_PTT_IN
Supervisor PTT input;
see pin 2
7
no connection
8
no connection
9
no connection
Table 22 – Optional RS-422 Input/Output
(female DB-9 labeled "
I/O
")
PIN
NAME
USE
1
no connection
2
no connection
3
no connection
4
TX_RS485_DATA_OUT+
½ serial data output
5
RX_RS485_DATA_IN+
½ serial data input
6
no connection
7
no connection
8
TX_RS485_DATA_OUT-
½ serial data output
9
RX_RS485_DATA_IN-
½ serial data input
Table 23 – Personal Computer RS-232 Input/Output
(female DB-9 labeled "
PC
")
PIN
NAME
USE
1
no connection
2
TX_PC_DATA_OUT
serial data output
3
RX_PC_DATA_IN
serial data input
4
no connection
5
PS_GND_IN
ground for pins 2, 3 & 8
6
no connection
7
no connection
8
POWER_STATUS_OUT
power-up status output
9
no connection
Table 24 – Dispatch Keyboard Serial Input/Output
(female DB-9 labeled "
KBD
")
PIN
NAME
USE
1
+5V_KB_OUT
keyboard dc power
output
2
RX_KEYBOARD_
DATA_IN
serial data input
(data from keyboard)
3
TX_KEYBOARD_
DATA_OUT
serial data output
(not used)
4
PS_GND_IN
ground for pins 1, 2 & 3
5
no connection
6
no connection
7
no connection
8
no connection
9
no connection
* See Table 9 for wire color coding.