Question about Watches
I do not have the user manual of CPW-310 and would like to know how to does it work when in travel, such as setting the city and knowing the direction to Mecca.
I have the same watche you can find the manual here :
Posted on Oct 06, 2008
After doing a lot of google searches, I gathered lot of valuable info about the casio watch. Also known as Casio Prayer Qibla Compass Watch or CPW-310 or CPW-310-1 or CPW-310-1VDS, etc.
Found this video: http://www.youtube.com/watch?v=fCSyCQzA8pw
Might be helpful.
For Lat and Lon use the following web to find out your coordinates:
+ for N Lat or E Long.
- for S Lat or W Long.
I had to do some research to find out "Var" part. It's to do with the direction to Kaaba.
After translating some of the Russian language:
194 degrees C
from north clockwise
Use the following link to figure out the direction angle:
Use this site to verify:
[you can change the method on the site]
 to  is to do with different method of calculation.
Some people follow North America, some follow Muslim World League, etc.
I found the Muslim World league being the most accurate in Eastern part of USA. Choose  for Muslim World League.
You can play with the rest to figure out which is which.
Here is some info form islamicfinder.org
Umm Al-Qura --->(Fajr Twilight = 18.5 Degrees, Isha = 90 minutes (120 minutes in Ramadan) after the Sunset.)North America --->(Fajr Twilight = 15 Degrees, Isha Twilight = 15 Degrees)University Of Islamic Sciences, Karachi --->(Fajr Twilight = 18 Degrees, Isha Twilight = 18 Degrees)Muslim World League --->(Fajr Twilight = 18 Degrees, Isha Twilight = 17 Degrees)Egyptian General Authority of Survey --->(Fajr Twilight = 19.5 Degrees, Isha Twilight = 17.5 Degrees)
Posted on Nov 15, 2012
You can download a copy of the manul for yourself from here
You have to enter the last 4 digits on the back of your watch. Any dramas, I am here to help. A FixYa rating would be great for my time to find this info for you. :)
Posted on May 07, 2008
This is a pdf manual for casio cpw 310
Posted on Dec 23, 2016
Hi every one can anyone please help me how to setup qibla direction in my cpw 310 my email is firstname.lastname@example.org
Posted on Jan 12, 2015
Send me your emailadress for receiving user manuals in english
Posted on Aug 30, 2009
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Posted on Jan 02, 2017
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