Casio Gw 3000m Manual

1
Operation Guide 5121
MA1002-EA
Congratulations upon your selection of this CASIO watch.
This watch does not have a city code that corresponds to the UTC offset of –3.5 
hours. Because of this, the radio-controlled atomic timekeeping function will not 
display the correct time for Newfoundland, Canada.
Note that CASIO COMPUTER CO., LTD. assumes no responsibility for any 
damage or loss suffered by you or any third party arising through the use of this 
product or its malfunction.
About This Manual...

2
Operation Guide 5121
Approximate Reception Ranges
UK and German Signals North American Signal
Anthorn
500 kilometers
1,500 kilometers
Main ingen
The Anthorn signal is receivable 
within this area.2,000 miles
(3,000 kilometers)
600 miles
(1,000 kilometers)
Fort Collins
Japanese Signals Chinese Signal
Fukushima
500 kilometers
1,000 kilometers Fukuoka/Saga
1,500 kilometersChangchun 500 kilometers
Beijing
Shangqiu
Shanghai
Chengdu
Hong Kong
  Even when the watch is within range of a transmitter, signal...

3
Operation Guide 5121
To select a mode
Press C to cycle between the modes as shown below. The v Left Dial Hand 
indicates the currently selected mode.
>
Timekeeping ModeStopwatch ModeThe hand indicates the day 
of the week.The hand points to 0.C
World Time ModeThe hand points to STD 
or DST. Alarm ModeThe hand points to ALM.
TimekeepingUse the Timekeeping Mode to view the current time and date. To enter the 
Timekeeping Mode from any other mode, hold down C at least two seconds.
Hand Functions
z z...

4
Operation Guide 5121
  Use  9. D (+) and B (–) to change the m Day setting.
  If you want to change the time setting at this time,    
press C and then perform the procedure starting 
from step 3 under “To change the current time setting 
manually”.
  After the settings are the way you want, press 
10. A to 
return to regular timekeeping.
  This will cause the    
x Second Hand to move 
automatically to 12 o’clock and resume movement 
from there.
  The day of the week indicated by the    
v Left...

5
Operation Guide 5121
Auto Correction of Hand Home PositionsStrong magnetism or impact can cause the hands and/or day setting to be off, even 
if the watch is able to perform the signal receive operation. Auto correction of hand 
home positions correct the hand position automatically.
  Auto correction is performed in the Timekeeping Mode only.   
  Auto correction corrects the positions of the    
z Hour Hand, c Minute Hand, and x Second Hand. For the dial hands and day, you must perform the manual...

6
Operation Guide 5121
  The current time setting is off by one hour.Possible Cause Remedy
Signal reception on a day for switching 
between STD (standard time)/DST 
(daylight saving/summer time) may have 
failed for some reason.Perform the operation under “To get ready 
for a receive operation”. The time setting will 
be adjusted automatically as soon as signal 
reception is successful.
If you are unable to receive the time calibration 
signal, change the STD (standard time)/DST 
(daylight saving/summer...