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Icom IC-V200T - Service Manual

Icom IC-V200T
46 pages
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Icom IC-V200T Specifications

General IconGeneral
Frequency Range144-148 MHz
Modulation TypeFM
Antenna Impedance50 Ω
Voltage13.8 V
Current Consumption (Transmit)1.5 A
Power Output5.0 W (High), 0.5 W (Low)
Supply voltage13.8 V DC ±15%

Summary

SECTION 1 SPECIFICATIONS

GENERAL

General specifications including frequency coverage, emission type, and dimensions.

TRANSMITTER

Transmitter specifications such as output power, modulation, and deviation.

RECEIVER

Receiver specifications like sensitivity, selectivity, and audio output.

SECTION 2 INSIDE VIEWS

MAIN UNIT

Internal layout and component identification for the main unit.

LOGIC UNIT

Internal layout and component identification for the logic unit.

SECTION 3 CIRCUIT DESCRIPTION

RECEIVER CIRCUITS

Detailed explanation of receiver circuit functions and signal paths.

TRANSMITTER CIRCUITS

Detailed explanation of transmitter circuit functions and signal paths.

PLL CIRCUITS

Description of Phase-Locked Loop circuits, frequency generation, and control.

LOGIC CIRCUITS

Explanation of CPU, memory, and peripheral circuits in the logic unit.

5-TONE CIRCUITS

Description of the 5-tone encoder/decoder IC and related functions.

DISPLAY CIRCUIT (DISPLAY UNIT)

Explanation of the LCD controller and display indicators.

SECTION 4 MECHANICAL PARTS AND DISASSEMBLY

FRONT PANEL AND CHASSIS PARTS LIST

List of front panel and chassis components with order numbers.

ACCESSORIES

List of optional accessories and their part numbers.

SECTION 5 PARTS LIST

MAIN UNIT PARTS

Comprehensive list of parts for the main unit.

LOGIC UNIT PARTS

Comprehensive list of parts for the logic unit.

SECTION 6 ADJUSTMENT PROCEDURES

PREPARATION BEFORE SERVICING

Required test equipment and connection setup for servicing.

PLL ADJUSTMENT

Procedures for adjusting PLL reference frequency and lock voltage.

RECEIVER ADJUSTMENT

Steps for adjusting receiver sensitivity and squelch.

TRANSMITTER ADJUSTMENT

Procedures for adjusting transmitter output power and deviation.

SECTION 7 BOARD LAYOUTS

FRONT, VR AND CTCSS UNITS

Component layout diagrams for front, VR, and CTCSS units.

LOGIC UNIT

Component layout diagram for the logic unit.

MAIN UNIT

Component layout diagram for the main unit.

SECTION 8 BLOCK DIAGRAM

SECTION 9 VOLTAGE DIAGRAM

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