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Manuals
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Motorola Manuals
Portable Radio
SP50
Service manual
Motorola SP50 Service Manual
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Also See for SP50
:
User manual
(96 pages)
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Table Of Contents
65
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of
65
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65
Contents
Table of Contents
Troubleshooting
Bookmarks
Table of Contents
Attachments
Models Description
Component Side Views
Solder Side Views
Schematic Diagram for HLE9055A and HLE9056A
Schematic Diagram 2 for HLE9055A and HLE9056A
Parts List
Table of Contents
How to Use the Manual
Techincal Support
Model Charts
Accessories
Performance Specifications
Service Aids
Test Equipment
Test Set Service Cable
Radio Model Information
Radio Model Number Table
Radio Service Software Information: Required Equipment
Equipment Setup Diagram
Configuring the RIB and Radio
Overview
Disassemble Radio
Remove Battery
Remove Back Cover
Remove Main Board
Disconnect Flex Cable
Remove Heatsink
Remove Speaker Assembly
Remove Stiffner Shield
Reassemble Radio: Replace Speaker Assembly
Reassemble Radio: Replace Heatsink
Reconnect Flex Cable
Replace Main Board
Replace Back Cover
Replace Battery Tray, Battery, Knobs, and Antenna
Theory of Operation
Microcontroller
Microcontroller Power-Up and Reset Routine
Receiver: Front-End
Receiver: First Mixer
Receiver: If/Back-End
Transmitter: Power Amplifier
Transmitter: Antenna Switch
Transmitter: Antenna Match
Transmitter: Power Control
Frequency Generation Circuitry/Synthesizer
Vco
Transmit and Receive Audio Circuitry
Tx Audio Path: Internal MIC Bias Switch and External PTT Sense Circuits
Tx Audio Path: MIC Amplifier/Tx Audio Mute Gate/Pre-Emphasis Amp
Tx Audio Path: Limiter/Post-Limiter Filter/Low Speed Encoder/High Speed Encoder/Deviation Attenuators
Rx Audio Path: Audio Processing/Low Speed Decoder/Audio Power Amplifier
Radiusport Option Interface: J402-1
Radiusport Option Interface: J402-2/J402-4/J402-6/J402-7/J402-8/J402-9
Radiusport Option Interface: J402-10/J402-11/J402-12
Radio Block Diagram
Receiver Block Diagram
Transmitter Block Diagram
VCO Block Diagram. Synthesizer Block Diagram
RX Audio Block Diagram. Tx Audio Block Diagram
Accessory: Description/Operation/Handling Precautions
Ideal Microphone Position
Accessory: Maintenance/Parts List
Accessory: Schematic Diagram
Accessory: Parts List/Exploded View
Troubleshooting
Troubleshooting Flow Chart for Receiver
Troubleshooting Flow Chart for Transmitter
Troubleshooting Flow Chart for Synthesizer
Troubleshooting Flow Chart for Microcontroller
Troubleshooting Flow Chart for VCO
Component Side View
Solder Side View
Schematic Diagram for HLD 9000A/HLD 9044A and HLD 9003A/HLD 9045A. Sheet 1
Schematic Diagram for HLD 9000A/HLD 9044A and HLD 9003A/HLD 9045A. Sheet 2
Parts List 2
Component Side Views Sheet 3
Solder Side View Sheet 3
Schematic Diagram for HLE9008A/HLE9040A and HLE9009A/HLE 9041A. Sheet 1
Schematic Diagram for HLE9008A/HLE9040A and HLE9009A/HLE 9041A. Sheet 2
Parts List 3
Standard and Compact Radio Exploded Mechanical View and Parts List (Basic)
Standard and Compact Radio Exploded Mechanical View and Parts List (DTMF Encode)
Programming Stand Exploded View and Parts List
Programming Stand Circuit Board, Schematic Diagram and Parts List
Battery Charger Rapid Rate (3 Hour) Exploded View and Parts List
Battery Charger Rapid Rate (3 Hour) Circuit Board Schematic Diagram and Parts List
Battery Charger Standard Rate (10 Hour) Exploded View and Parts List
Battery Charger Standard Rate (10 Hour) Circuit Board, Schematic Diagram and Parts List
Circuit Board Details for HLN3026A Quick-Call II Option Board
Schematic Diagram and Parts List for HLN3026A Quick-Call II Option Board
DTMF Flex Cable Connections
Option Board Flex Cable Connections
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Quick Links
1
Models Description
2
How to Use the Manual
3
Performance Specifications
Download this manual
See also:
User Manual
Includes MMR-106, April 1996
6880903Z24-A
Table of
Contents
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Table of Contents
Troubleshooting
Troubleshooting
38
Troubleshooting Flow Chart For Receiver
39
Troubleshooting Flow Chart For Transmitter
40
Troubleshooting Flow Chart For Synthesizer
41
Troubleshooting Flow Chart For Microcontroller
42
Troubleshooting Flow Chart For VCO
43
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Summary of Contents for Motorola SP50
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Includes MMR-106, April 1996 6880903Z24-A...
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