Motorola Mototrbo - 7.2.8 Auxiliary (Aux)

Figure 31: Ethernet 2 Connector
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8
Table 31: Ethernet 2 Connector
Location Pin Assignment Type Signal Characteristics
1 Ethernet Tx+
Ethernet
Physical Layer
5 V differential data
2 Ethernet Tx-
3 Ethernet Rx+
4 Unused N/A
5 Unused N/A
6 Ethernet Rx- 5 V differential data
7 Unused N/A
8 Unused N/A
7.2.8
Auxiliary (Aux)
This connection supports the analog interface to the SLR 5000 series repeater, which includes audio,
station control, station indicators, accessory power, and provisions for timing used in various system
implementations. See the following figure and table for location of the pins and the functional
characteristics of the connector's pins.
Figure 32: Auxiliary Connector
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1
13
Table 32: Auxiliary Connector
Location Pin Assignment Type Signal Characteristics
1 Tx Audio 1 Audio Transmit Audio – Nominal input level is 80 mVrms for 60%
deviation with scaling factor set to 100%. 600 Ω input impe-
dance.
2 GPIO 1 Digital Output Logic Low: 0.5 VDC max
Output Logic High: Open Collector with 10 k pull-up to 5 V
Input Logic Low: 0–0.8 VDC
Input Logic High: 3.0–14 VDC
Table continued…
Chapter 7: SLR 5000 Series Back Panel
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