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3.6.2 Stopping (ACK) operation of alarm sound
1) Press on the LCD display unit (NWZ-4650).
The alarm (buzzer) sound is stopped.
Select ALARM->BRIDGE ALARM from MENU and press , alarm contents are
displayed in the screen, confirm its contents.
When alarms are registered, they are displayed on two or more pages, therefore press
in order to change the pages.
2) Select an alarm content with , and then press , then its alarm display is changed
from blinking to lighting and simultaneously ACK signal is send back to the navigational
equipment.