Connecting Cables; Motorcycle Mount Telco Cable; Figure 66: Motorcycle Mount Telco Cable - Motorola Malux MTM5x00 Series Installation Manual

Pin Function
15 GPIO_7
16 1_WIRE
17 REAR_AUDIO
18 GND
19 MIC_MMP_REAR
20 GPIO_4
21 SPK +
22 SPK –
23 MIC_HF2_GND
24 MIC_HF2
25 RM_ON
5.8

Connecting Cables

5.8.1

Motorcycle Mount TELCO Cable

Motorcycle Mount TELCO Cable (to connect Motorcycle Mount Enhanced Control Head to the Remote
Head Enhanced/Data Expansion Head Enhanced). Part Number: PMKN4030_, Length: 2.3 m (7.55 ft)

Figure 66: Motorcycle Mount TELCO Cable

Send Feedback
Description
4 Level Analogue Input, 33k to 5.0V PU
®
1-wire bi-directional serial bus,
Dedicated to power-up detection of IMPRES Visor Mic (input
MIC_HF1)
Handset VOL controlled audio output,
Min RL = 150 Ohm unbalanced,
Connected to GCAI Pin 3 Mobile Microphone Port Connector
GND,
Connected to GCAI Pin 5 Mobile Microphone Port
Rear microphone input MIC_MMP_REAR,
Input 80 mV rms, Bias voltage 7.7 V,
Connected to GCAI Pin 7 Mobile Microphone Port
GPIO, Hook Input,
Connected to GCAI Pin 9 Mobile Microphone Port.
Speaker positive line
WARNING: Do not ground!
Speaker negative line
WARNING: Do not ground!
Ground for external MIC_HF2
Second external microphone input MIC_HF2,
Nominal sensitivity 80 mV rms, CPS selectable bias voltage 7.7 V or
2 V
Turn on Control Head through accessories
Chapter 5: Connectors and PIN Assignment
68015000181-LB
109