558SET MODE78 Set mode programmingSet mode is used to change the conditions of the transceiver’sfunctions: Scan type, Scan resume timer, Weather alert,Dual/Tri-watch, Beep tone, LCD contrast, Automatic foghorn fre-quency, Radio power, Scrambler type* and Scrambler code.**Appears only when the optional scrambler unit is installed.Available functions may differ depending on how they areset by the dealer.q Turn power OFF.w While pushing and holding [16•9], turn power ON to enterSet mode.e After the display appears, release [16•9].r Rotate [DIAL] to select the desired item, push[DIAL•ENTER].t Rotate [DIAL] to select the desired condition of the item.y Push [CLR], or rotate [DIAL] to select “EExxiitt,” then push[DIAL•ENTER] to exit set mode and returns to normal op-eration condition. Set mode itemsD Scan typeThe transceiver has 2 scan types: Normal scan and Priorityscan. Normal scan searches all TAG channels in the selectedchannel group. Priority scan searches all TAG channels in se-quence while monitoring Channel 16.DD Scan resume timerThe scan resume timer can be selected as a pause (OFF) ortimer scan (ON). When OFF is selected, the scan pausesuntil the signal disappears. When ON is selected, the scanpauses 5 sec. and resumes even if a signal has been re-ceived on any other channel than Channel 16.--Set Mode--Scan TimerON˘OFF<ENT˘OK>Default: OFF--Set Mode--Scan TypePriority˘Normal<ENT˘OK>Default: NormalRotate--Set Mode--˘Scan TypeScan TimerWX AlertDual/TriBeepContrastFoghorn FrequencyRadio PowerScrambler TypeScrambler CodeExit• SET MODE CONSTRUCTION

explicit definitions

in case of emergency

OPERATING RULES

i function display

weather channels

i receiving and transmitting

i call channel programming

i channel comments

i optional voice scrambler operation

scan operation

i setting tag channels

I Operation

i mmsi code check

i dsc address id

d deleting individual id

d programming group id

d deleting group id

i position and time programming

i position and time indication

i distress call

i transmitting dsc calls

d transmitting a group call

d transmitting an all ships call

d transmitting a position request call

i receiving dsc calls

d receiving a position request call

d receiving a polling request call

i received messages

d other messages

dsc set mode

i rx speaker function

i hailer operation

I Set mode items

set mode

connections and maintenance

i supplied accessories

i mounting the transceiver

I MB-75 installation

TROUBLESHOOTING

specifications and options

I Options

CHANNEL LIST

Icom iM504 Instruction Manual

iM504