Icom IC-F3023T, IC-F3023S, IC-F3022T, IC-F3022S, IC-F3021S, IC-F3021T Frequency Adjustment

Page 17

6-2 FREQUENCY ADJUSTMENT

Select an adjustment item using [] / [] keys, then set to the specified value using [] / [] keys on the connected PC’s keyboard.

ADJUSTMENT

ADJUSTMENT CONDITION

 

MEASUREMENT

VALUE

 

 

UNIT

OPERATION

 

 

 

 

 

 

 

 

 

 

 

 

PLL LOCK

1

• Channel

: CH 1

PC

Click [Reload (F5)] button, then

3.5 V

VOLTAGE

 

• Receiving

 

screen

check the “LVIN” item on the

 

[RX LVA]

 

 

 

 

CS-F3020 ADJ’s screen as below.

 

 

 

 

 

 

 

 

[TX LVA]

2

• Channel

: CH 1

 

 

 

 

 

• Transmitting

 

 

 

 

 

 

 

 

 

 

 

CONVENIENT: The “PLL LOCK VOLTAGE” can be adjusted automatically.

1:Set the Lock voltage preset ([RX LVA] and [TX LVA]) to “179 (3.15 V).”

2:Push the [ENTER] key on the connected PC’s keyboard.

 

3

• Channel

: CH 2

PC

Click [Reload (F5)] button, then

0.9–1.5 V

 

 

• Receiving

 

screen

check the “LVIN” item on the

(Verify)

 

 

 

 

 

CS-F3020 ADJ’s screen.

 

4

• Channel

: CH 2

 

1.0–1.6 V

 

 

 

 

• Transmitting

 

 

 

(Verify)

 

 

 

 

 

 

REFERENCE 1

• Channel

: CH 1

Top

Loosely couple a frequency

174.000000 MHz

FREQUENCY

• Connect an RF power meter to the

panel

counter to the antenna connector.

 

[REF]

antenna connector.

 

 

 

 

 

 

• Transmitting

 

 

 

 

6 - 4

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Contents VHF FM Transceivers Repair Notes IntroductionOrdering Parts Table of Contents EUR Section SpecificationsPA Unit Section Inside ViewsMain Unit Removing the Chassis Unit Disassembly InstructionsRemoving the Main Unit Removing the PA UnitUT-108R UT-109R UT-110R Optional Unit InstallationCircuit Description Antenna Switching Circuit PA UnitReceiver Circuits RF Circuits Main UnitMicrophone Amplifier Circuits Main Unit Transmitter CircuitsSquelch Circuits Main Unit Modulation Circuits Main UnitOver Current Detection Circuit PA Unit Transmit Amplifiers PA UnitAPC Circuit PA Unit PLL IC Main Unit PLL CircuitsPower Supply Circuits CPU IC22 Port AllocationsStarting Software Adjustment Adjustment ProceduresBefore Starting Software Adjustment JIG Cables ConnectionPC Screen Exsample Frequency Adjustment Transmit Adjustment Convenient Receive AdjustmentMain Unit Parts ListOrder Description Location Order Description 16.3/10.3 PA UnitANT Unit PA Unit Connect UnitBC-160 Optional product Accessories Mechanical Parts and DisassemblyChassis Parts ANT UnitMP2 C, MP12 C The shape is depending on the version Diodes Semiconductor InformationMain Unit TOP View Board LayoutsANT Unit TOP View PA Unit TOP ViewConnect Unit Bottom View Main Unit Bottom ViewPA Unit Bottom View ANT Unit Bottom ViewMain Unit Block Diagram28 6# Voltage DiagramsPA Unit BC-160 SectionPage 32, Kamiminami, Hirano-ku, Osaka 547-0003, Japan

IC-F3022T, IC-F3023T, IC-F3021S, IC-F3021T, IC-F3022S specifications

The Icom IC-F3023S, IC-F3022S, IC-F3021T, IC-F3021S, and IC-F3023T are part of Icom's robust lineup of mobile radios designed for reliable communication in diverse environments. These radios are renowned for their durability, advanced features, and user-friendly operation, making them ideal for organizations in public safety, security, and industrial sectors.

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