Motorola GP series Service Manual

Allocation of Schematics and Circuit Boards 4-3
Table 4-4 UHF GP1280 Diagrams and Parts Lists
PCB : 8480587Z05
Main Board Top Side
Main Board Bottom Side
Page 4-33
Page 4-34
SCHEMATICS
Controls and Switches
Receiver Front End
Receiver Back End
Synthesizer
Voltage Controlled Oscillator
Transmitter
Harmonic Filter
Voice Storage Circuits
Page 4-23
Page 4-24
Page 4-25
Page 4-26
Page 4-27
Page 4-28
Page 4-29
Page 4-19
Parts List
UHF Circuit components
Voice Storage Circuit components
Page 4-35
Page 4-20
Table 4-5 UHF Diagrams and Parts Lists
PCB : 8480450Z13/14
Main Board Top Side
Main Board Bottom Side
Page 4-41
Page 4-42
SCHEMATICS
Controls and Switches
Receiver Front End
Receiver Back End
Synthesizer
Voltage Controlled Oscillator
Transmitter
Harmonic Filter
Page 4-43
Page 4-44
Page 4-45
Page 4-46
Page 4-47
Page 4-48
Page 4-49
Parts List Page 4-50
Table 4-6 UHF Diagrams and Parts Lists
PCB : 8486458Z03
Main Board Top Side
Main Board Bottom Side
Page 4-53
Page 4-54
SCHEMATICS
Controls and Switches
Receiver Front End
Receiver Back End
Synthesizer
Voltage Controlled Oscillator
Transmitter
Harmonic Filter
Page 4-55
Page 4-56
Page 4-57
Page 4-58
Page 4-59
Page 4-60
Page 4-61
Parts List Page 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