Kenwood TK-3118 Service Manual Download Page 2

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TK-3118

TK-260

:K, K2

INTRODUCTION

SCOPE OF THIS MANUAL

This manual is intended for use by experienced technicians

f a m i l i a r w i t h s i m i l a r t y p e s o f c o m m e r c i a l g r a d e
communications equipment. It contains all required service
information for the equipment and is current as of the
publication date. Changes which may occur after publication
are covered by either Service Bulletins or Manual Revisions.
These are issued as required.

ORDERING REPLACEMENT PARTS

W h e n o r d e r i n g r e p l a c e m e n t p a r t s o r e q u i p m e n t

information, the full part identification number should be
included. This applies to all parts : components, kits, or
chassis. If the part number is not known, include the chassis or
kit number of which it is a part, and a sufficient description of
the required component for proper identification.

PERSONAL SAFETY

The following precautions are recommended for personal

safety :
• DO NOT transmit until all RF connectors are verified secure

and any open connectors are properly terminated.

• SHUT OFF and DO NOT operate this equipment near

electrical blasting caps or in an explosive atmosphere.

• This equipment should be serviced by a qualified

technician only.

SERVICE

This radio is designed for easy servicing. Refer to the

schematic diagrams, printed circuit board views, and
alignment procedures contained within.

GENERAL /

概述

概述. ............................................................................ 2
零件表 ......................................................................... 3
部件分解图 ................................................................ 11
包装 ........................................................................... 12
调整 ........................................................................... 13
PC板视图

显示单元 (X41-3583-00) ....................................... 19

发射－接收单元 (X57-6243-XX) ............................ 21

原理图 ....................................................................... 33
方块图 ....................................................................... 37
电平图 ....................................................................... 39
BC-20, PB-40, PB-41, BT-12 ...................................... 40
规格 ........................................................................ 背面

Destnation

Number of CH

RF power output

C, C4

5W/2W

引言

本手册的范围

本手册是提供给熟悉通信专业并且具有维修经验的技术人员

使用的。它包括了维修该设备所需要的全部资料和现行出版日
期。在出版后可能发生变动，如果需要，可以使用《维修通
报》或《手册修订本》进行补充。

替换零件的订购

当订购替换零件或设备信息时，应注明完整的零件识别号

码。所有的零件均有识别号码：元件、组件或机壳。如果不知
道零件的号码，为了正确地识别，必须注明此元件所属的机壳
或组件的号码，并对元件进行充分的说明。