Accessories 2 - 15
Connector Pin-Outs
Mounting the Cradle
1. Select a mounting location for the cradle. It should be flat, and must provide adequate support for the cradle.
2. Prepare the mounting surface to accept four #8-32 studs, using the mounting template below. Drill four holes
with a #6 drill bit.
Table 2-5
Power Input Cable
Pin Signal
1 Chassis ground (Black Wire)
2 Chassis ground (Bare Wire)
3 V+ (Red Wire)
4 V+ (Red Wire)
Table 2-6
Serial Cable
Pin Signal Pin Signal
1 DCD 5 GND
2RxD6DSR
3TxD7RTS
4DTR8CTS
5GND95V_OUT
Connector on Serial Cable
CAUTION ROAD SAFETY - Do not use the MC75A while driving. Park the vehicle first. Always ensure the MC75A
is fully inserted into the cradle. Do not place it on the seat or where it can break loose in a collision or
sudden stop. Lack of proper insertion may result in property damage or personal injury. Motorola, Inc. is
not responsible for any loss resulting from the use of the products while driving. Remember: Safety
comes first.
CAUTION Only mount the Vehicle Cradle in a vertical position with the release level at the top or in a horizontal position
with the MC75A display facing up. Never mount the vehicle cradle on the side or upside down or on a wall
that can be subject to impact or collision of greater than 40Gs, in accordance with SAE J1455 Section
4.10.3.5
NOTE If using the GPS functionality of the MC75A mobile computer, ensure that the vehicle cradle is positioned so
that the MC75A has a clear unobstructed view of the sky.
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