Content
Chapter 1 Overview......................................................................................................... 1
Chapter 2 External View and Functional Keys ............................................................. 3
Chapter3 Circuit Description.......................................................................................... 7
Chapter 4 Function Description and Parameter Settings.......................................... 17
Chapter 5 Disassembly for Repair............................................................................... 25
Chapter 6 Adjustment................................................................................................... 32
Chapter7 Major Specification....................................................................................... 33
Chapter 8 Service and Test Equipment....................................................................... 34
Chapter 9 Troubleshooting .......................................................................................... 35
Appendix1 Abbreviation............................................................................................... 36
Appendix 2 Electronic Parts List ................................................................................. 37
Appendix 3 Spare Parts List (Structure Part).............................................................. 44
Appendix 4 Accessories reference List ...................................................................... 47
Figure1 FP460 Schematic Pane Diagram.................................................................... 47
Figure2 FP460 Top Board Position Mark Diagram ..................................................... 51
Figure3 FP460 Bottom Board Position Mark Diagram............................................... 52
Chapter 1 Overview
1.1 Introduction
This manual applies to the service and maintenance of FP460 FM portable radios, and
is intended for use by engineers and professional technicians that have been trained by
Kirisun. It contains all the required service information for the equipment. Kirisun reserves
the right to modify the product structure and specifications without notice in order to
enhance product performance and quality. You can also contact your local dealer or us to
get the latest service manual.
Please read this manual before repairing the product.
1.2 Safety Precautions
* Electromagnetic Energy Exposure
Radios will generate and radiate electromagnetic energy during transmit mode.
Kirisun radio is designed to comply with a number of national and international
standards for human exposure to radio frequency electromagnetic energy.
In order to obtain best performance, and to guarantee that the electromagnetic
radiation does no harm to you, always keep the radio in a vertical position to the ground
