20 Most Recent Casio Sea Pathfinder SPS2011V Wrist Watch Questions & Answers

There is a tiny spring that must make contact with the back cover plate when you screw it back on. If the spring is missing, the piezoelectric buzzer will not work. The tiny spring is located toward the upper right in this photo of a Casio W-94H watch, directly underneath the "C" in CASIO that is etched in the metal. Note that the word CASIO is upside down in the picture, so if you can't see the picture for some reason, the hole for the tiny spring would be directly above the "C" in CASIO.

Question edited for clarity. Question moved from Casio Business Machines. It is a job best left to a local jeweler when it is battery change time. The fact is got dirty inside means there must be damaged gaskets. If you want to do it yourself, remove the back and lift the movement out, being careful to not damage the button contacts. https://www.google.com/search?q=Casio+pathfinder+2805+remove+movement ..

If a Casio watch has a display readout that says "OPEN", the watch isn't closed properly. Check if all the parts are inside the watch and make sure the watch is tightly screwed shut. If the watch was serviced at a repair center you should return it to have it checked (for missing parts).

On the Casio website, this model 6054 isn't recognised. With the module number (you'll find it in a small rectangle on the back of the watch case) you can download the manual for your watch here: Timepieces Watches Manuals CASIO

try this link below http://forums.watchuseek.com/f17/pathfinder-pag40-battery-replacement-21464.html

The watch has a rechargeable power cell inside the cover. Remove the back, find the button batter, and replace it. It may be the old original or dead cell. Once you replace the cell, the watch will refresh and be back to normal. The only problem if that fails, the mini-computer brain died.

What model Casio watch?