Operation Manual
26 27
English
English
[LCD CONTRAST]
l
 The contrast on the liquid crystal display can be adjusted in 7 steps from 
level “ -3” to  “+3”. The contrast becomes higher as the digits indicating 
the contrast level increase and becomes lower as they decrease.
l
 The contrast level has been initially set at  “0” at the factory.
l
 With each press of button C, the contrast level increases and decreases 
by one, respectively.
 -3  -2  -1    0  1  2  3
[LED COLOR]
l
 The color of the LED panel can be selected between two colors.
    A: Amber
    B: Blue
[KEY SOUND (Confirmation sound for button operation)]
l
 The  conrmation  sound  for  button  operation  can  be  engaged  (ON)  or 
disengaged (OFF).
Key sound mark
l
 When  the  key  sound  mark  is  displayed,  the  conrmation  sound  beeps 
with each press of the buttons.
[ALARM SOUND]
l
 The alarm sounds can be selected between three types of sounds.
[SCHEDULE ALARM SOUND]
l
 The schedule alarm sounds can be selected between three types of 
sounds.
[ADJUSTMENT OF THE PRESET MESSAGES]
l
 The preset messages can be adjusted. After selecting the message to 
be edited by pressing button C, press button B for 2 seconds to show the 
MESSAGE setting mode, and follow the procedure for editing messages 
in SCHEDULE ALARM SETTING display.










