20 Most Recent Casio G-Shock GW500A-1V Wrist Watch - Page 4 Questions & Answers

Sounds like the auto-light is on.

Hold down the light button (the one on the band with the G on it) until it beeps to toggle the mode.

Chances are the rechargeable battery will need to be replaced, the average life span is 1 to 3 years.

Unfortunately I can not check out watch functionality by model number GW500A-1V. Follow this link and enter required number.Casio online manuals sometimes differ from those supplied with watches, so, download this one and follow instructions. See if it'll help. http://world.casio.com/wat/download/en/manual/

Find manual in my Tips and Tricks.

You can get instructions from the Casio web site.

Go to the casio web site "casio.com".

Select "support" and the "manuals",
watches;

Accept terms

Select "watch manual archive"

Read the number of the back of your watch and enter it into the search box

Nothing you can do. Where you work (middle east) there is no time signal radio station for your (radio controlled) wave ceptor watch.
You can read more here:
http://en.wikipedia.org/wiki/Casio_Wave_Ceptor

mcdevito75 here, Generally you need to operate 2 buttons, to set the functions, try pressing the MODE button see the display flashing, press MODE again to see each function, when at the function you want to adjust, press SET, press MODE again to move onto next function, once all functions are set, press MODE for staedy display. If this fails, look for a small watch repair shop in your area for help.

your batter is dead needs to be changed.

The rechargeable batteries last one to three years and must be replaced, cost depends on make and model, so I can't give you a price, but should be easy to find out from the jewelers.

If you haven't got instructions on how sort this out , you can get
instructions from the Casio web site.

Go to the casio web site "casio.com".

Select "support" and the "manuals",
watches;

Accept terms

Select "watch manual archive"

Read the number of the back of your watch and enter it into the search box

You have to reset this watch after battery replacement. Using tweezers or something similar you have to touch the AC & - contact on back of watch, for 2 seconds. Hope this helps.