Changing time on Casio illuminator wristwatch

I've got one too! Mine's fine so I suggest you replace the battery.

If you haven't got instructions on how to do this, 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 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

It may be set to DST (daylight saving time), see instructions for changing this.

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 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

Click on "search" and the download your instructions.

http://world.casio.com/wat/download/en/manual/

Use the four numbers on the back of your watch and you will have a PDF version of your instruction manual.

Hope this tip helps.

R/
David

you can go to Casio website for instructions. you can download the manual in PDF format. If you do not see your model, you can reference their manual archives.

http://support.casio.com/manuallist.php?rgn=1&cid=002

Follow this link:

http://world.casio.com/wat/download/en/manual/

Rate, please.

Not a direct solution but you can get the electronic manual for free from http://world.casio.com/wat/download/en/manual/

Check on back of watch for 4 letter module code and downlaod manual on Casio website.