Icom IC-M424 Instruction Manual - Page 90

Inactivity Timer, Turn the receive Noise Cancel function ON or OFF.

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9 MENU SCREEN OPERATION • RX Turn the receive Noise Cancel function ON or OFF. OFF : Turns OFF the function. (Default) 1 : The Noise Cancel function reduces random noise com- ponents in the received signal to approximately one half. 2 : The Noise Cancel function reduces random noise components in the received signal to approximately one third. 3 : The Noise Cancel function reduces random noise components in the received signal to approximately one tenth. DDInactivity Timer Set the inactivity timer to between 1 and 10 minutes (in 1 minute steps) or OFF for the "Not DSC Related" and "DSC Related" item, and set to between 1 and 15 minutes (in 1 minute steps) or OFF for the "DSC Related" item. The count down alarm sounds 10 seconds before the Inactive timer returns the current screen to the normal operating screen. qqWhen the "INACTIVITY TIMER" screen is displayed, rotate Dial or push to select "Not DSC Related" or "DSC Related," and then push [ENT]. wwRotate Dial or push to select the option, and then push [ENT] to set it is displayed next to the selected option. eePush [EXIT] to exit the Menu screen. • Push [CLEAR] or [BACK] to return to the previous screen. • TX Turn the transmit Noise Cancel function ON or OFF. OFF : Turns OFF the function. (Default) ON : The Noise Cancel function reduces random noise com- ponents in the transmitted signal to one third. 81

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81
9
MENU SCREEN OPERATION
• RX
Turn the receive Noise Cancel function ON or OFF.
OFF : Turns OFF the function. (Default)
1
: The Noise Cancel function reduces random noise com-
ponents in the received signal to approximately one
half.
2
: The Noise Cancel function reduces random noise com-
ponents in the received signal to approximately one
third.
3
: The Noise Cancel function reduces random noise com-
ponents in the received signal to approximately one
tenth.
• TX
Turn the transmit Noise Cancel function ON or OFF.
OFF : Turns OFF the function. (Default)
ON
: The Noise Cancel function reduces random noise com-
ponents in the transmitted signal to one third.
Inactivity Timer
D
Set the inactivity timer to between 1 and 10 minutes (in 1 min-
ute steps) or OFF for the “Not DSC Related” and “DSC Re-
lated” item, and set to between 1 and 15 minutes (in 1 minute
steps) or OFF for the “DSC Related” item. The count down
alarm sounds 10 seconds before the Inactive timer returns
the current screen to the normal operating screen.
When the “INACTIVITY TIMER” screen is displayed, rotate
q
Dial or push [
∫
]/[
√
] to select “Not DSC Related” or “DSC
Related,” and then push [ENT].
Rotate Dial or push [
w
∫
]/[
√
] to select the option, and then
push [ENT] to set it.
•“
✔
” is displayed next to the selected option.
Push [EXIT] to exit the Menu screen.
e
• Push [CLEAR] or [BACK] to return to the previous screen.