Watch Catalog

Casio module 3263

Quartz module. 3263 is the number engraved on the caseback of these watches, and Casio files its operation manual under it. 1 watch in the catalog runs on it.

How to operate module 3263

Short steps in our words. The buttons are lettered as in Casio's operation guide, where each task's page is given.

Set the time and date

  1. In the Timekeeping Mode, press D until the Home City Time (T-1) screen shows.
  2. Hold A until the seconds start to flash.
  3. Press C to step through the settings: seconds, DST, city code, hour, minutes, 12/24-hour format, year, month, day, light duration, Flash Alert.
  4. On the seconds, press D to reset them to 00.
  5. On the hour, minutes, year, month or day, press D to go up and B to go down.
  6. On the 12/24-hour format, press D to switch.
  7. Press A to leave the setting screen.

Good to know

Resetting the seconds between 30 and 59 adds one minute.

Only the Home City Time (T-1) can be set; the Local Times T-2 to T-4 follow it.

From Casio's guide, page 1

Daylight saving time

  1. In the Timekeeping Mode, press D until the Home City Time (T-1) screen shows.
  2. Hold A until the seconds start to flash.
  3. Press C once to reach the DST setting.
  4. Press D to switch between summer time (ON) and standard time (OFF).
  5. Press A to leave. The DST indicator shows while summer time is on.

From Casio's guide, page 2

Home City

  1. In the Timekeeping Mode, press D until the Home City Time (T-1) screen shows.
  2. Hold A until the seconds start to flash.
  3. Press C twice to reach the city code.
  4. Press D to move east or B to move west through the city codes.
  5. Press A to leave.

Good to know

To swap the Home City with a Local Time, show that Local Time with D and press A and B together.

From Casio's guide, page 1

Set an alarm

  1. Press C until the Alarm Mode shows.
  2. Press D to pick an alarm (1 to 5).
  3. Hold A until the hour flashes; this turns the alarm on as a one-time alarm.
  4. Press D or B to set the hour, then press C to move to the minutes and set them the same way.
  5. Press C again to reach the one-time/daily choice, and press D to switch.
  6. Press A to leave the setting screen.

Good to know

In the Alarm Mode, each press of A steps an alarm through off, one-time alarm on and daily alarm on.

Hold D in the Alarm Mode to test the sound. The alarm rings for 20 seconds; press any button to stop it.

From Casio's guide, page 2

Light

  1. Press B in any mode, outside a setting screen, to light the display.
  2. For the auto light, hold B for about three seconds in the Timekeeping Mode to turn it on or off.
  3. To change the light duration, hold A in the Timekeeping Mode until the seconds flash, then press C nine times.
  4. Press D to switch between 1.5 and 3 seconds, then A to leave.

Good to know

The auto light turns on when you tilt the watch towards your face by more than 40 degrees, and switches itself off about six hours after you turn it on.

Flash Alert, one step after the light duration, makes the light flash with the alarms.

From Casio's guide, page 3

Button beep

  1. Hold C in any mode, outside a setting screen, to turn the button beep on or off.
  2. The mute indicator shows in all modes while the beep is off.

Good to know

Holding C also changes the mode.

Alarms, the hourly signal and the timer alarm still sound with the beep off.

From Casio's guide, page 3

Stopwatch

  1. Press C until the Stopwatch Mode shows.
  2. Press D to start, D to stop, and D again to carry on.
  3. When it is stopped, press A to reset it to zero.
  4. For a split time, press A while it runs; press A again to release the split.

Good to know

It counts up to 23 hours 59 minutes 59.99 seconds and keeps running if you leave the mode.

From Casio's guide, page 3

Countdown timer

  1. Press C until the Countdown Timer Mode shows.
  2. Hold A until the start time flashes.
  3. Press C to move between hours, minutes and seconds, and D or B to change them.
  4. Press A to finish setting.
  5. Press D to start and to pause the countdown.
  6. When it is paused, press A to go back to the start time.

Good to know

Set all zeros for a 24-hour countdown.

The alarm sounds for ten seconds at zero; press any button to stop it.

From Casio's guide, page 2

Module 3263 specs

Type
quartz
Power
Approx. battery life: 7 years on CR2025 · other watches that take CR2025
Accuracy
±15 seconds per month
Functions
World time, Stopwatch, Timer, Alarm/hourly time signal, Flash alert feature, Light, Light color, Calendar, Mute feature, 12/24-hour format
Manual
Casio's operation guide for module 3263

Watches with the 3263