Table 60: 10-Pin Ethernet Connector; Table 61: 25-Pin Back Connector - Motorola Malux MTM5x00 Series Installation Manual

68015000181-LB
Chapter 5: Connectors and PIN Assignment

Table 60: 10-Pin Ethernet Connector

Pin Function
1 FLT_A+ (12 V)
2 TX+ Ethernet
3 TX– Ethernet
4 RX+ Ethernet
5 GND
6 GND
7 RX- Ethernet
8 CH_ON_OFF_OUT1_5V
9 CH_ON_OFF_IN1_5V
10 FLT_A+ (12 V)

Table 61: 25-Pin Back Connector

Pin Function
1 GPIO_9
2 GPIO_6
3 GPIO_8
4 GPIO_3
5 VBUS_1B
6 REAR_D -
7 REAR_D +
8 GPIO_0
9 EXT_PWR_12V
10 1_Wire
11 MIC_HF1_GND
12 MIC_HF1
13 GND
14 GPIO_5
108
Description
This is the voltage supply for the Control Head from power sup-
ply or battery
Ethernet transmit positive line, TX+
Ethernet transmit negative line, TX-
Ethernet receive positive line, RX+
Main board GND
Main board GND
Ethernet receive negative line, RX-
ON/OFF control line from Transceiver to Control Head
ON/OFF control line from Control Head to Transceiver
The voltage supply for the Control Head from power supply or
battery
Description
Output: Active for duration of call (car radio mute)
External PTT for MIC_HF1,
Ethernet Control Head GPIO6
Control Head GPIO2 (CPS configurable)
GCAI PIN 2 GPIO
+5 V Supply,
Connected to Pin 6 of Mobile Microphone Port
Rear handset D+ line
Rear handset D- line
GCAI Pin 10 GPIO
External power supply,
12 V or 24 V for External Speaker
®
1-wire bi-directional serial bus,
Connected to GCAI Pin 1 of Mobile Microphone Port
Ground for external microphone MIC_HF_1
External microphone input (MIC_HF1),
Nominal sensitivity: 80mV rms, Bias voltage: 9.3 V or 2.1 V (Selected
accessory dependent)
GND Common Ground
Control Head GPIO1 (CPS configured/enabled)
Table continued...
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