Motorola ASTRO SPECTRA User Manual

54 6881086C22-B
Power Problem Troubleshooting Chart
Put switch to
correct position and
change fuse to
proper rating.
No
Is
115/230 volt
switch in the correct
position?
Connect the
power cable.
No
Is
AC power
cable connected and
AC power
available?
Yes
Yes
Connect
the cable.
No
No
Is the
cable to the
control head
connected?
Connect the
power cable.
Yes
No
Is the
power cable
to the radio
connected?
Is a
control head
present?
Yes
Yes
DC power
is okay.
Disconnect
power cable
from radio.
Reconnect radio;
disconnect any
external equipment
if present.
Yes
Is
12.0V ±10%
present on pin 1 of
J11 on board?
No
Connect
the cable.
No
Is the
cable from power
supply to J11on board
connected?
Yes
Reconnect radio,
disconnect ribbon
cable to J1 on board.
Yes
Is
12.0V ±10%
present on pin 1 of
J11 on board?
No
Reconnect external
equipment; disconnect
cable to J11 on board.
Repair or
replace external
equipment.
Yes
Is
12.0V ±10%
present on pin 1 of
J11 on board?
No
Repair or
replace radio.
Repair or
replace board.
Yes
Is
12.0V ±10%
present on pin 1
of J11 on
board?
No
Repair or
replace power
supply.
Repair or
replace board.
Yes
Is
12.0V ±10%
present on yellow and
black cable from the
power supply?
No
MAEPF-26158-A
POWER PROBLEM
TROUBLESHOOTING
START

Motorola ASTRO SPECTRA Specifications

General

Frequency Range	136-174 MHz, 403-470 MHz
Number of Channels	Up to 255
Channel Spacing	12.5 kHz, 20 kHz, 25 kHz
Modulation	FM
Operating Temperature	-22°F to +140°F (-30°C to +60°C)