OTHER FUNCTIONS 523 Initial set modeInitial set mode is accessed at power ON and allows you toset seldom-changed settings. In this way you can “cus-tomize” transceiver operation to suit your preferences andoperating style.D Entering initial set mode➀ While pushing [(H/L)SET] push [POWER] to turn powerON.• The transceiver enters initial set mode and the last-selected (ordefault) item is displayed.➁ Push [H/L] or [TONE] one or more times to select thedesired display as described on the following pages.➂ Rotate [DIAL] to select the desired condition.➃ Push [VFO] to exit initial set mode and select VFO opera-tion.D MessageWhen no operation is performed for 5 sec. in initial set mode,a message scrolls across the function display prompting youfor input.• Message exampleD Optional HM-75A functionsThis item turns the microphone sim-ple mode ON or OFF. Microphonesimple mode is used to change thefunction assignments for switches onthe optional HM-75A REMOTE CON-TROL MICROPHONE as below. Thisassignment is convenient for 3-chan-nel use of simple operation.AT POWER ONfor microphone simple modeSWITCH NORMAL SIMPLEVHF/UHFToggles VHF and UHF.No function in memory mode.MONITORToggles squelchbetween open/close.VFO/MEMORYToggles VFO and memorymode.UPM1Selects memory chan-nel 1.DOWNM2Selects memory chan-nel 2.Change the fre-quency or memorychannel whenpushed.Starts previouslyselected scanwhen pushed andheld.ANOTE: VFO mode cannot be selected via the microphonewhen SIMPLE mode is selected.B CALLSelects the call chan-nel.

explicit definitions

PANEL DESCRIPTION

panel description

I Function display

BATTERY PACKS AND ACCESSORIES

I Charging connections

I Battery case

I Accessory attachment

BASIC OPERATION

I Setting tuning steps

I Selecting a memory channel

I Repeater operation

programming during selection

programming after selection

I DTMF memory operation

I Scan operation

I Subaudible tone operation

pocket beep operation

OTHER FUNCTIONS

function display backlighting

lcd contrast

I Channel indication mode

TROUBLESHOOTING

OPTIONS

SPECIFICATIONS

MODE ARRANGEMENT

Icom IC-T7H Instruction Manual

Switches, controls, keys and connectors

PANEL DESCRIPTION ............................................ 1

Battery pack charging

Charging connections

Battery case

BATTERY PACKS AND ACCESSORIES ................ 6

Power ON

Setting tuning steps

Selecting a memory channel

Repeater operation

3 basic operation

Memory/call channels

DTMF memory operation

Scan operation

advanced functions

Subaudible tone operation

Initial set mode

dtmf speed

Channel indication mode

mode arrangement

IC-T7H

LOGIC UNIT

RECEIVER CIRCUITS

TRANSMITTER CIRCUITS

PLL CIRCUITS

POWER SUPPLY CIRCUITS

PORT ALLOCATIONS

PLL AND TRANSMITTER ADJUSTMENT

RECEIVER ADJUSTMENT

logic unit