709DATA OPERATION9 Low-speed data communicationIn addition to the data communication, a low-speed data com-munication capability is available.Low-speed data communications require narrow passbandwidth, thus digital voice mode is used and provides a simul-taneous operation with voice and data.q Set the desired frequency.w Select DV (Digital voice) mode.• Click [MODE] on the main screen or push [MODE] on the RC-24.eSet another settings, such as repeater, digital codesquelch, transmit output power.rClick “ ” or select “Exit(X)” in File menu to quit the appli-cation.NOTE: The application must be quit during low-speed dataoperation. The application and a low-speed data commu-nication software cannot be operated simultaneously, dueto both of data passing through the ID-1 USB port.t Start up the low-speed data communication application.ySet the application as follows.• Port : The same COM port number as ID-1’s• Baud rate : 19200 bps• Data : 8 bit• Parity : None• Stop : 1 bit• Flow control : Xon/XoffuPush and hold [PTT] to transmit, release to receive thedata.• Refer to the instruction of the application that how to send or re-ceive data.NOTE:• A communication error may occur depending on the com-bination of the OS used, and the low-speed data commu-nication application installed in your PC.• “Packet-loss” (loosing a part of data) may occur whencommunicating through internet network. When “Packet-loss” occurs, [TX/RX] indicator lights orange.• ASCII code’s characters are only usable.

supplied accessories

panel description

I Rear panel

I Microphones (HM-118N)

I Remote controller (RC-24; Optional for some versions)

I Unpacking

I Power supply connections

I Microphone and speaker connections

I Connecting a PC

I COM port conﬁrmation

I Preparation

I Squelch level adjustment (FM mode only)

I Audio level adjustment

I Setting a frequency

basic operation

I Tuning step selection

I Operating mode selection

I Your call sign setting

I Station/Repeater call sign setting

I FM mode operation

I When receiving a Digital call

I Short message function

I Monitor function

I General

I Accessing an FM repeater

I Repeater tone frequency setting

I Offset frequency setting

I Accessing a Digital repeater

I Precaution

I Internet access

I Data transferring

I Low-speed data communication

i general description

i call channel selection

main screen

memory channel screen

I Memory clearing

I Programming memory name

scan operation

I Scan start/stop

I Skip channel setting

i scan resume condition

priority watch

I Pocket beep operation

I Tone/Digital code/call sign squelch operation

other functions

I EMR mode operation

I Break-in communication

I S-meter squelch

troubleshooting

i fuse replacement

specifications and options

Icom ID-1 Instruction Manual

ID-1

explicit definitions

PANEL DESCRIPTION

Rear panel

Mcrophone

function display

Unpackng

installation and connections

power supply connections

DRIVER INSTALLATION

APPLICATION INSTALLATION

BASIC OPERATION

Squelch level adjustment (FM mode only)

VFO and memory mode

Tunng step selecton

tuning step selection

lock function

CALL SIGN SETTING

TRANSMIT AND RECEIVE— VOICE

when calling the desired station

Dgtal voce mode operaton

Montor functon

REPEATER OPERATION— VOICE

General

repeater tone frequency setting

offset frequency

DATA OPERATION

internet access

Low-speed data communcaton

general description

call channel selection

memory clearing

Memory name ndcaton

Scan types

Scan start/stop

skip channel setting

Set mode

pocket beep operation

standby beep

auto repeater

EMR mode operaton

S-meter squelch

CPU reset

fuse replacement

RC-24

MAIN UNIT

LOGIC-1 UNIT

transmitter circuits

PLL CIRCUITS

POWER SUPPLY CIRCUITS

PORT ALLOCATION

PREPARATION

PLL AND CODEC ADJUSTMENT

TRANSMITTER ADJUSTMENT

RECEIVER ADJUSTMENT

main unit

front unit