Icom iC-M605 Instruction Manual page 95

• Distress Related
(Configuration > Inactivity Timer > Distress Related:)
The transceiver automatically returns to the Main screen if
no key is pushed for this set period of time. (Default: Off)
This setting is for when the LCD displays a screen that is
related to a Distress call.
• RT Related
(Configuration > Inactivity Timer > RT Related:)
The transceiver automatically returns to the standby mode if
you push no key for this set period of time. (Default: 30 sec)
This setting is for when the transceiver is in the Radio
Telephone mode.
D Speaker
(Configuration > Speaker:)
Select the speaker to use. (Default: Internal)
When you connect an external speaker, and the
transceiver's internal speaker is not used, the internal
speaker is disabled.
D Noise Cancel
(Configuration > Noise Cancel)
Set the Noise Cancel function for both receive and transmit.
RX: The function reduces noise component in your receive
audio for your smooth reception.
TX: It is effective to turn ON the TX noise cancel function
when you operate under a noisy surround area.
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