Ignition Sense Switch (Radio Wide Advance); Table 2-4. Ignition Sense Switch Settings In Cps - Motorola APX 8500 Installation Manual

2-18
2.1.4

Ignition Sense Switch (Radio Wide Advance)

CPS selectable settings to control the radio functionality based on the state of the vehicle Ignition
status. These descriptions can be found in the CPS (customer programming software) tool HELP
Guides and are repeated here for convenience.
Feature
Blank
TX Inhibit (Available only when: the radio is model/option capable)
PTT TX Inhibit (Available only when: the radio is model/option capable)
Required
Soft Power Off
Ignition Only Power Up
Draft

Table 2-4. Ignition Sense Switch Settings in CPS

• Radio POWERS ON when the Power Button is pressed or with the emergency power up
feature.
• Radio POWERS OFF when the Power Button is pressed.
• Radio POWERS ON with a radio Power On button / knob selection.
• Radio POWERS OFF with a radio Power Off button / knob selection, or when the Inactiv-
ity Auto Power Off timer expires.
• While "IGNITION" is not present, certain communications are not possible:
I. The radio does not register with ASTRO 25 (APCO) - Trunking Systems and there-
fore cannot receive this type of Trunking communications (see the System Type
field), however, Type II Trunking Systems can receive dispatch without being regis-
tered.
II. Also, the radio cannot be powered-on with the Emergency Power UP feature, and
Emergency Alarm transmissions using the Emergency Power UP footswitch are not
possible.
• Radio POWERS ON with a radio Power On button / knob selection.
• Radio POWERS OFF with a radio Power Off button / knob selection, or when the Inactiv-
ity Auto Power Off timer expires.
• While "IGNITION" is not present, all PTT button transmissions are inhibited:
I. The radio does not register with ASTRO 25 (APCO) - Trunking Systems and
therefore cannot receive this type of Trunking communications (see the System
Type field), however, Type II Trunking Systems can receive dispatch without
being registered.
II. Also, the radio cannot be powered-on with the an Emergency Power UP
footswitch-press; however, the footswitch can be used to initiate Emergency
Alarm transmissions if the radio is already on.
• Radio POWERS ON when the Power Button is pressed and Ignition is present.
• Radio POWERS ON when Ignition is cycled and radio was previously ON.
• Radio POWERS OFF when the Power Button is pressed, or when Ignition is lost.
• Radio POWERS ON when the Power Button is pressed, or when Ignition is detected.
• Radio POWERS OFF when the Power Button is pressed, or when Ignition is lost.
• Radio POWERS ON when Ignition is present.
• Radio POWERS OFF when Ignition is lost.
• Control head power button is ignored.
Standard Configurations Planning the Installation
Description
MN003109A01_aa