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Yaesu Manuals
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FT-51R
Technical supplement
Yaesu FT-51R Technical Supplement
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Also See for FT-51R
:
Technical supplement
(65 pages)
,
Owner's manual
(78 pages)
,
Technical supplement
(83 pages)
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Table Of Contents
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Contents
Table of Contents
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Table of Contents
Introduction
Specifications
Chip Component Information
Ceramic Capacitors
Tantalum Capacitors
Resistors
Replacing Chip Components
Precautions for Chip Replacement
Removing Chip Components
Installing a Replacement Chip
Transceiver Disassembly and PCB Access
CNTL Unit Removal
Contact Unit Removal
144-Mother Unit Removal
430 Mother Unit Removal
Lithium Backup Battery Replacement
Exploded View & Miscellaneous Parts
Alignment
Required Test Equipment
Alignment Preparation & Precautions
Alignment Power Connections
PLL & Transmitter
Internal System Alignment Routine
PLL Reference Frequency
Transmitter Power Adjustment
VHF Alignment
UHF Alignment
S-Meter Full-Scale Adjust
Low Scale S-1 Adjustment
Low-Scale S-1 Adjustment
Squelch Preset Threshold
Tx Deviation for A3, B3 & C3 Versions Only
Tx Deviation Adjustment UHF
CPU Reset
Circuit Description
Antenna Duplexer
VHF Reception
VHF Squelch Control
UHF Reception
UHF Squelch Control
Transmitter Audio Stages
Late VHF Transmit Stages
VHF Transmit/Receive Switching
Late UHF Transmit Stages
UHF Transmit/Receive Switching
VHF PLL Frequency Synthesizer
UHF PLL Frequency Synthesizer
Power on Sequencing
CNTL Unit
Parts List
VCO Unit
Circuit Diagram
Parts Layout
Contact Unit
Key Unit
MIC Unit
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Owner's Manual
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