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Kenwood TK-7162 E User Manual

Kenwood TK-7162 E
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© 2005-7 PRINTED IN JAPAN
B51-8722-00
(
N
)
375
VHF FM TRANSCEIVER
TK-7160/7162
SERVICE MANUAL
GENERAL .................................................. 2
SYSTEM SET-UP ...................................... 3
OPERATING FEATURES .......................... 4
REALIGNMENT ......................................... 6
DISASSEMBLY FOR REPAIR ................. 10
CIRCUIT DESCRIPTION .......................... 11
SEMICONDUCTOR DATA ...................... 16
COMPONENTS DESCRIPTION .............. 17
PARTS LIST ............................................. 18
EXPLODED VIEW.................................... 26
PACKING ................................................. 27
ADJUSTMENT ........................................ 28
TERMINAL FUNCTION ........................... 33
PC BOARD
DISPLAY UNIT (X54-3510-10) ............ 34
DISPLAY UNIT (X54-3522-70) ............ 36
TX-RX UNIT (X57-7102-70) ................ 38
SCHEMATIC DIAGRAM.......................... 42
BLOCK DIAGRAM ................................... 48
LEVEL DIAGRAM .................................... 50
SPECIFICATION ................... BACK COVER
CONTENTS
Panel assy
(A62-1107-13)
Key top
(K29-9342-01)
Modular jack
(E08-0877-05)
Panel assy
(A62-1108-03)
Key top
(K29-9342-01)
Modular jack
(E08-0877-05)
TK-7160 E
TK-7162 E
This product uses Lead Free solder.
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Kenwood TK-7162 E Specifications

General IconGeneral
Frequency Range136-174 MHz
Channel Capacity128 channels
Power Output25W
Weight1.1 kg
Modulation16K0F3E / 11K0F3E
Voltage13.6V DC
TypeMobile
Channel Spacing12.5 / 25 kHz

Summary

GENERAL

Personal Safety Precautions

Essential safety guidelines for operating the equipment.

OPERATING FEATURES

Front Panel Controls

Description of buttons and functions on the front panel.

OPERATING FEATURES (Continued)

Programmable Functions

Lists functions assignable to keys.

REALIGNMENT

PC Mode Operation

Procedures for PC-based programming and setup.

REALIGNMENT (Continued)

Self Programming Mode

Steps to enter and use self-programming mode.

ACCESSORY CONNECTION CABLE (KCT-39)

KCT-39 Installation

Step-by-step guide for installing the KCT-39 cable.

IGNITION SENSE CABLE (KCT-18)

Transceiver Modification for Ignition Sense

Steps to enable ignition sense function.

CIRCUIT DESCRIPTION

Receiver System Architecture

Detailed description of the receiver signal path.

CIRCUIT DESCRIPTION (Continued)

Control Circuit Operation

How the CPU controls various transceiver functions.

Power Supply Circuit Operation

Explanation of the power supply and protection circuits.

Power Amplifier Circuit

Explanation of the final power amplification stage.

PLL Frequency Synthesizer

Details on generating local oscillator and RF signals.

SEMICONDUCTOR DATA

Microprocessor IC101 Pin Functions

Detailed pin assignments and functions for IC101.

COMPONENTS DESCRIPTION

PARTS LIST

Capacitor Specifications

Details for various types of capacitors used in the unit.

Resistor Specifications

Details for various types of resistors used in the unit.

PARTS LIST (Continued)

TX-RX Unit Components

Specific parts list for the TX-RX unit.

TX-RX Unit Parts List

Continuation of parts for the TX-RX unit.

EXPLODED VIEW

Assembly Diagram

Visual breakdown of the transceiver's assembly.

ADJUSTMENT

Alignment Test Equipment

List of required test equipment for alignment procedures.

ADJUSTMENT (Continued)

Balance and Deviation Adjustments

Procedures for adjusting DQT, MAX balance, and deviations.

ADJUSTMENT (Continued)

Reference Level Adjustment

Frequency table and diagram for level adjustments.

Squelch Adjustment

Procedures for adjusting squelch levels for different channels.

PCB Alignment Procedures

Steps for adjusting components on the PCB.

Transmitter Power Adjustment

Procedures for adjusting transmitter power output.

TERMINAL FUNCTION

Function Port Assignments

Details on port assignments for various accessories.

PC BOARD LAYOUT

TK-7160 Display Unit Component Side View

Component layout diagram for the TK-7160 display unit.

TK-7160 Display Unit Foil Side View

Foil side layout diagram for the TK-7160 display unit.

PC BOARD LAYOUT (Continued)

SCHEMATIC DIAGRAM

SCHEMATIC DIAGRAM (Continued)

LEVEL DIAGRAM

LEVEL DIAGRAM (Continued)

BLOCK DIAGRAM

BLOCK DIAGRAM (Continued)

SPECIFICATIONS

General Specifications

General operating parameters and standards compliance.

Receiver Specifications

Performance metrics for the receiver section.

Transmitter Specifications

Performance metrics for the transmitter section.

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