Motorola XPR 4300 Installationshandbuch - Seite 30
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3-2
Insert the male terminal into the accessory connector assembly in the appropriate location and
connect the accessory connector assembly in the rear accessory port (see
other generic terminals in the plug. Generic terminals can cause electrical intermittencies and may
cause damage to the plug.
3.2.1
MDC Emergency Pushbutton or Footswitch Installation
Mount the footswitch using the hardware that comes with the kit. Open the accessory cable
connector housing; remove the jumper wire. Connect the emergency switch wires to pins 23 and 18
(see
Figure
3-2). Close the connector housing; route the finished cable from the switch location to
the control head location.
NOTE: The emergency footswitch should be attached with A+ unattached.
A+ should be attached after succesfully securing the screws in the connector.
March 23, 2006
Options and Accessories Installation: Dash-Mount Accessory Installation
SPST NORMALLY CLOSED
EMERGENCY SWITCH
NOTE 1: REMOVE BLACK JUMPER WIRE INSIDE
ACCESSORY CONNECTOR HOUSING.
INSERT WIRES FROM EMERGENCY SWITCH
D+
Vbus
APM 2 (1-wire)
SW B+
Spkr-
Tx Audio
Aux Audio Out 1 / RxD
Aux Audio Out 2 / TxD
GP5_1 (PTT)
GP5_2 (Monitor)
GP5_3 (Chan Act)
Emerg Sw
Ign Sense
Figure 3-2. Emergency Switch Wiring Diagram
Figure
3-8). Do not use
NOTE 1
PIN 23
PIN 18
ACCESSORIES
CONNECTOR
D-
USB / APM Ground
APM 1 (1-wire)
Power Ground
Spkr+
Audio Ground
Rx Audio
Ground
Ground
GP5_6
GP5_7
GP5_8
VIP_1 (Ext Alarm)
6816812H01