Installation Guide

Date : October 18th 2019
DM3G Low-band
Ref : Installation Guide
Edition 1.2.0
Page
14/27
20
RS232 RX
RS232 Data Receive
21
OUTPUT1
Open collector,
active at low state
22
INPUT2
Input signal (undefined)
23
INPUT1
Transmit Enable (TE)
Active at low state
(grounded)
24
/MASTER_RESET
Master Reset : hardware reset
Reset on falling edge
25
AUDIO_MIC_IN
Audio microphone input
26
DPS_CAN_RX
27
DSP_CAN_TX
28
MCE_UART_RX
Wired MCE: UART interface : Rx
(from MCE)
29
MCE_UART_TX
Wired MCE : UART interface : Tx
(from MCE)
30
AUDIO_DIFF_OUT-
AF differential signal transmitted
by DM3G
-10dBm / 600 Ohm
+/- 1dB
31
VBAT
Power
Min = 10.8 V Nom =
13.2 V Max=15.6 V
32
VBAT
Power
Min = 10.8 V Nom =
13.2 V Max=15.6 V
33
V24 DCD
V24 Data Carrier Detect
34
RS232 TX
RS232 Data Transmit
35
TX_ON
Low state on TX
Open collector,
active at low state
36
INPUT3
Input signal (undefined)
37
GPS_CLK
GPS Clock
38
VBAT
Power
39
VBAT
Power
40
MCE_AUDIO_DIFF_OUT-
MCE differential audio output (-),
signal to MCE
-10dBm / 600 Ohm
+/- 1dB
41
MCE_AUDIO_DIFF_OUT+
MCE differential audio output (+),
signal to MCE
-10dBm / 600 Ohm
+/- 1dB
42
GND
Ground for power and signals
43
AUDIO_DIFF_IN -
AF differential signal received by
DM3G
-10dBm RX / 600
Ohm
44
AUDIO_DIFF_IN+
AF differential signal received by
DM3G
-10dBm TX / 600
Ohm
5.5 Power Cable RJ45 Connector
RJ45 connector pinout from DM3G power cable is given below :
1
2
3
4
5
6
7
8
SHIELD_1
SHIELD_2