Ericsson LBI-39101A manual Enhanced Audio Enclosure Connector Pin-Outs, Name

ENHANCED AUDIO ENCLOSURE CONNECTOR PIN-OUTS LBI-39101

Table 17 – Supervisor Headset (female DB-9 labeled "SUPER H/S")

PIN NAME USE

Table 19 – Unselect Speakers –Three Total (male DB-9 labeled "UNSEL SPKRx"*)

PIN NAME USE

1	no connection
2	no connection
3	SUPR_JACK_SENSE_IN	headset connected/not
		connected sense input
4	PS_GND_IN	ground for pins 3 & 6
5	SUPR_HEADSET_	mic audio ground
	MIC_IN_GND	for pin 9
6	SUPR_PTT_IN	PTT input; see pin 4
7	SUPR_HEADPHONE_	headphone/earphone
	OUT	output; see pin 8
8	SUPR_HEADPHONE_	headphone/earphone
	OUT_GND	ground for pin 7

1

2

3

4

5

6

7

8

9

UNSELECT_SPEAKER_

x_OUT

USEL_SPEAKER_

x_OUT_ GND

no connection

+12V

+12V

no connection

PS_GND_IN

PS_GND_IN

no connection

high-impedance

speaker audio output

ground for pin 1

speaker amp 12 Vdc power; see pins 7 & 8

speaker amp

power grounds

9	SUPR_HEADSET_	mic audio input;
	MIC_IN	see pin 5

Table 18 – Select Speaker

* "x" = unselect speaker number (1, 2 or 3)

Table 20 – Operator Footswitch (female DB-9 labeled "OPER FT. SW.")

(male DB-9 labeled "SEL SPKR")

PIN	NAME	USE
1	SELECT_SPEAKER_OUT	high-impedance
		speaker audio output
2	SELECT_SPKR_OUT_GN	ground for pin 1
	D
3	no connection
4	+12V	speaker amp 12 Vdc
5	+12V	power; see pins 7 & 8
6	no connection
7	PS_GND_IN	speaker amp
8	PS_GND_IN	power grounds
9	no connection

PIN

1

2

3

4

5

6

7

8

9

NAME

no connection PS_GND_IN no connection

MONITOR_PTT_IN

no connection

B/G_PTT_IN

no connection no connection no connection

USE

ground for pins 4 & 6

monitor PTT (enable)

input; see pin 2

B/G PTT input;

see pin 2

33