Casio 5308 User manual

1
Operation Guide 5308/5309
MA1207-EA
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Your watch may differ somewhat from the one shown in the illustration.
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Click 1
Day
Day of the week
Crown
Click 2
When the second hand is at 12 o’clock, pull
the Crown out to Click 2.
Rotate the Crown to change the time setting.
Push the Crown back in.
To adjust the time setting
Note
When changing the time,

move the minute hand four
or five minutes past your
final setting, and then back it
up to the setting you want.
Pull the Crown out to Click 1.
Rotate the Crown towards you to set the day.
Rotate the Crown away from you to set the
day of the week.
Push the Crown back in.
To change the day and day of the week settings
Note
The day setting uses a

31-day month. Make
adjustments for months of
shorter lengths.
Avoid changing the day and

day of the week settings
between the hours of 9 p.m.
and 4 a.m. Otherwise, the
day and day of the week
may not change correctly at
midnight.
Crown Operations
Crown
Loosen
Some water-resistant models (100 meters, 200 meters)
have a screw-in crown. When you need to perform a crown
operation, rotate it towards you to unscrew it. Then pull the
crown out. Avoid applying undue force when pulling. The watch
loses its water resistance while the crown is unscrewed. After
performing a crown operation, fully screw the crown back in.
If your watch has a rotary bezel...
Start
Elapsed time
Current
You can rotate the bezel to align its ▼mark with the
minute hand. Then you will be able to tell how much
time has elapsed since aligning the ▼mark.
Specifications
Module No.
Accuracy at normal
temperature
(per month)
Battery type Battery life
5308 ±20 seconds SR716SW Approx. 3 years
5309 ±20 seconds SR920SW Approx. 3 years