Motorola GP series Service Manual

iv
Chapter 4 UHF PCB/SCHEMATICS/PARTS LISTS
1.0 Allocation of Schematics and Circuit Boards .......................................................4-1
1.1 Controller Circuits...........................................................................................4-1
1.2 Voice Storage Facility.....................................................................................4-1
2.0 UHF PCB 8480450Z03 Schematics ....................................................................4-5
3.0 UHF PCB 8480450Z03/8480587Z01 Parts List................................................. 4-13
4.0 UHF PCB 8480587Z01 (GP1280) Schematics.................................................. 4-17
5.0 UHF PCB 8480587Z01 (GP1280) Voice Storage Parts List .............................4-20
6.0 UHF PCB 8480587Z03 (GP1280) Schematics.................................................. 4-21
7.0 UHF PCB 8480587Z03 (GP1280) Parts List ....................................................4-30
8.0 UHF PCB 8480587Z05 (GP1280) Schematics.................................................. 4-33
9.0 UHF PCB 8480587Z05 (GP1280) Parts List ....................................................4-35
10.0 UHF PCB 8480450Z13/14 Schematics ............................................................. 4-41
11.0 UHF PCB 8480450Z13/14 Parts List ................................................................ 4-50
12.0 UHF PCB 8486458Z03 Schematics .................................................................. 4-53
13.0 UHF PCB 8486458Z03 Parts List ..................................................................... 4-62

Motorola GP series Specifications

General

Operating Temperature	-30°C to +60°C
Frequency Range	136-174 MHz
Number of Channels	16
Channel Spacing	12.5 kHz / 25 kHz
Battery Life	8 hours (with standard battery)
Operating Voltage	7.5V DC
Ingress Protection	IP54
MIL-STD	810 C, D, E, F