SERVICEMANUALCOMMUNICATIONS RECEIVER

Icom IC-R3 Service Manual

supplied accessories

ACCESSORY ATTACHMENT

Panel description

Function display

PANEL DESCRIPTION .................. 2

VFO and memory channels

Setting a frequency

FREQUENCY AND CHANNEL SETTING ....................................... 7

Receiving

Setting volume level

Monitor function

Display backlighting

General

Programming after selection

Memory bank selection

Memory names

Scan types

Full/band/programmed scan

Memory (bank) scan

Selecting scan edges

Skip channel setting

Frequency skip function

Priority watch types

Priority watch operation

Tone squelch operation

Pocket beep operation

Tone scan

duplex operation

offset frequency

BAND SCOPE

TV operation

ATV operation

DIRECTION FINDING

Set mode

Dial select step

Beep tones

Power saver

Dial speed acceleration

Display mode selection

Display brightness

Cloning function

Battery cautions

TROUBLESHOOTING

quick reference

QUICK REFERENCE ................. 57

COMMUNICATIONS RECEIVER IC-R3

VCO UNIT

FM-TV UNIT

LOGIC unit

pll circuits

FM-TV CIRCUIT

POWER SUPPLY CIRCUITS

PREPARATION

PLL ADJUSTMENT

RECEIVER ADJUSTMENTS

TFT LCD AND FM-TV UNIT ADJUSTMENT

VCO AND RF-B UNIT

bottom view

PART LIST

VOLTAGE DIAGRAM

BOARD LAYOUTS

other features

specifications