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Icom ic-f5026/h User Manual

Icom ic-f5026/h
38 pages
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S-14524XZ-C1
Feb. 2009
VHF MOBILE TRANSCEIVERS
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Icom ic-f5026/h Specifications

General IconGeneral
BrandIcom
Modelic-f5026/h
CategoryTransceiver
LanguageEnglish

Summary

Section 1: Specifications

Section 2: Inside Views

Front Unit Top View Component Identification

Identifies components on the top view of the front unit's PCB.

Main-A Unit Top View Component Identification

Identifies components on the top view of the main-A unit's PCB.

Main-A Unit Bottom View Component Identification

Identifies components on the bottom view of the main-A unit's PCB.

Section 3: Disassembly Instructions

Section 4: Optional Product Installation

Install Optional UT-108 Unit

Step-by-step guide for installing the optional UT-108 unit.

Install Optional OPC-1939 Cable

Step-by-step guide for installing the optional OPC-1939 cable.

Install Optional UT-109R/UT-110R Units

Step-by-step guide for installing optional UT-109R or UT-110R units.

Section 5: Circuit Description

Receiver Circuit Description

Details the receiver signal path, including RF, 1st IF, and 2nd IF stages.

Transmitter Circuit Description

Explains the transmitter signal path, including MIC amp, TX AF, and TX amplifiers.

Frequency Synthesizer Circuit Description

Describes the operation of VCOs and PLL for frequency control.

Voltage Diagram Overview

Illustrates power distribution throughout the transceiver.

Port Allocations and Assignments

Lists pin assignments for CPU, Expander, and D/A converters.

Section 6: Adjustment Procedure

Preparation and Required Equipment for Adjustment

Lists necessary equipment and preparation steps for adjustments.

Frequency and PLL Lock Voltage Adjustment

Details the steps for adjusting frequencies and PLL lock voltages.

Transmit Adjustment Procedures

Covers adjustments for output power, modulation balance, and deviation.

Receive Adjustment Procedures

Details adjustments for receive sensitivity, S-meter, and squelch.

Section 7: Parts List

Section 8: Mechanical Parts

Chassis and Accessory Mechanical Parts

Lists mechanical parts for the chassis and included accessories.

Front and Main-A Unit Mechanical Parts

Lists mechanical parts specific to the front and main-A units.

Section 9: Board Layouts

Main-A Unit Board Layouts

Visual layout of components on the main-A unit's PC boards (top and bottom).

Front Unit Board Layouts

Visual layout of components on the front unit's PC board (top and bottom).

Section 10: General Wiring

Front and Main-A Unit Wiring Diagrams

Illustrates the general wiring connections for front and main-A units.

Optional Cable OPC-1939 Pin Assignment Details

Details the pin assignment for the optional OPC-1939 cable.

Section 11: Block Diagram

Section 12: Voltage Diagram

Front Unit Voltage Diagram

Shows voltage distribution within the front unit.

Main Unit Voltage Diagrams

Details voltage distribution across the main unit.

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