3.3  PREPARATION 
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3.3.6    Adjust Sound Volume (Buzzer Volume) 
 
When an alarm goes off, the operation panel of the equipment produces a sound to notify users of state changes. 
Adjust the sound volume as follows: 
 
 
 Procedure   1  Press [RADAR MENU] key twice. 
 
  Press [8] key. 
 
The RADAR Sub Menu will appear. 
 
2  Press [5] key to select Buzzer Volume. 
 
The pull-down menu will appear showing the 
volume levels. 
 
3  Select the volume level number to be 
set, pressing the numeric keys [1] to 
[5]. 
 
The selected volume level will be set. 
 
 
 Exit   1  Press [RADAR MENU] key. 
 
The menu will be closed. 
 
 
 
3.3.7    Reset Alarm Buzzer [ALARM ACK] 
 
When an audible alarm is issued, use ALARM ACK to acknowledge the alarm information, stop the alarm 
buzzing, and stop the alarm lamp flashing.    (If more than one alarm has occurred, press the switch for each 
alarm indication.)    The alarm stops buzzing, but the alarm indication does not disappear. 
 
 
 Procedure   1  Press [ALARM ACK] key. 
 
The alarm will stop buzzing. 
 
* Software button ԥ  located at the operation/message area in Section 2.3.9 is also available to stop buzzing 
the alarm.