Motorola APX 2000 Detailed Service Manual

Troubleshooting Charts: Power-Up Failure 5-5
Power-Up Failure – B+ Incorrect Voltage
B+ Incorrect Voltage
Check Voltage at
Test Point
F_UNSW_B+
(Main Board)
6 < V < 9?
Check input and
output voltage at
F200
Check Voltage at
C6593 (Controller)
No
Yes
6 < V < 9?
Check Q6501
Circuit and
Replace any non
Functional Parts
Replace Main
Board
No
Yes
Replace
Connector
No
Check circuitry from
battery contact to fuse.
Replace any non-
function part.
Yes
6 < V < 9?

Motorola APX 2000 Specifications

General

IP Rating	IP67
Operating Temperature	-30°C to +60°C
GPS	Optional
Bluetooth	No
Frequency Range	700/800 MHz
Power Output	1-5 W (VHF), 1-3 W (700/800 MHz)
Channels	Up to 1, 000
Battery Life	Up to 10 hours (digital)
Digital Protocol	APCO P25
Frequency	VHF: 136-174 MHz, UHF: 380-470 MHz, 700/800 MHz: 764-870 MHz
Power	1-3W (700/800 MHz), 1-5W (VHF)