Citizen D40 Series Setting Instructions Manual Download Page 2

1. Main Features 

This digital quartz watch uses a color light emitting diode (LED) that offers high 
luminance, outstanding reliability and a long service life. In addition to time and 
calendar functions, this watch is equipped with a graphic display that changes 
according to the time as well as a low battery warning function that informs the 
wearer that it is time to replace the battery when the battery has nearly expired. 
 

2. Explanation of Displays and Buttons 

The locations of buttons may very depending on the model, Please read these 
instructions after first checking the positions of the buttons on your watch.  

NOTE: The explanation of functions, procedures and so forth are based on 
model type A 

 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 

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