Motorola GP series Detailed Service Manual

Allocation of Schematics and Circuit Boards 3-3
Table 3-4 UHF GP1280 Diagrams and Parts Lists
PCB : 8480587Z05
Main Board Top Side
Main Board Bottom Side
Page 3-39
Page 3-40
SCHEMATICS
Controls and Switches
Receiver Front End
Receiver Back End
Synthesizer
Voltage Controlled Oscillator
Transmitter
Harmonic Filter
Voice Storage Circuits
Page 3-27
Page 3-28
Page 3-29
Page 3-30
Page 3-31
Page 3-32
Page 3-33
Page 3-23
Parts List
UHF Circuit Components
Voice Storage Circuit Components
Page 3-41
Page 3-24
Table 3-5 UHF Diagrams and Parts Lists
PCB : 8480450Z13/14
Main Board Top Side
Main Board Bottom Side
Page 3-47
Page 3-48
SCHEMATICS
Controls and Switches
Receiver Front End
Receiver Back End
Synthesizer
Voltage Controlled Oscillator
Transmitter
Harmonic Filter
Page 3-49
Page 3-50
Page 3-51
Page 3-52
Page 3-53
Page 3-54
Page 3-55
Parts List Page 3-57
Table 3-6 UHF Diagrams and Parts Lists
PCB : 8486458Z03
Main Board Top Side
Main Board Bottom Side
Page 3-61
Page 3-62
SCHEMATICS
Controls and Switches
Receiver Front End
Receiver Back End
Synthesizer
Voltage Controlled Oscillator
Transmitter
Harmonic Filter
Page 3-63
Page 3-64
Page 3-65
Page 3-67
Page 3-68
Page 3-69
Page 3-70
Parts List Page 3-71

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