Watch Catalog

Casio module 5479

Quartz module. 5479 is the number engraved on the caseback of these watches, and Casio files its operation manual under it. 2 watches in the catalog run on it.

How to operate module 5479

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, hold A until the seconds flash.
  2. Press C to step through the settings: seconds, DST, hour, minutes, year, month, day.
  3. On the seconds, press D to reset them to 00.
  4. On the hour, minutes, year, month or day, press D to go up and B to go down.
  5. Press A to leave the setting screen.
  6. To switch between 12-hour and 24-hour format, press D in the Timekeeping Mode.

Good to know

The digital and analog times are set separately. Resetting only the seconds adjusts the minute hand by itself; after changing the hour, minutes or DST, set the hands too.

Resetting the seconds between 30 and 59 adds one minute.

From Casio's guide, page E-11

Daylight saving time

  1. In the Timekeeping Mode, hold A until the seconds flash.
  2. Press C once to reach the DST setting.
  3. Press D to switch between ON (summer time) and OFF (standard time).
  4. Press A to leave. The DST indicator shows while summer time is on.

Good to know

This changes only the digital time; set the hands afterwards to match.

From Casio's guide, page E-15

Set an alarm

  1. Press C until the Alarm Mode shows.
  2. Press D to pick SNZ (snooze alarm), AL1 or AL2.
  3. Hold A until the hour flashes; this also switches the alarm on.
  4. Press D (+) or B (-) to set the hour, press C to move to the minutes, D or B again.
  5. Press A to leave.

Good to know

In the Alarm Mode, press A on an alarm or on SIG (hourly signal) to turn it on or off; hold D to test the sound.

In 12-hour format, watch the A and P indicators when setting the hour.

From Casio's guide, page E-30

Set the hands

  1. In the Timekeeping Mode, press C six times to reach the Hand Setting Mode.
  2. Hold A until the digital time flashes.
  3. Press D to move the hands forward 20 seconds; hold D to move them fast.
  4. For a long move, press D and B together so the hands keep running; press any button to stop them.
  5. Press A to leave, then C to return to the Timekeeping Mode.

Good to know

The locked fast movement stops by itself after 12 hours or when an alarm sounds.

From Casio's guide, page E-16

Stopwatch

  1. Press C until the Stopwatch Mode shows.
  2. Press D to start and D again to stop; D once more resumes.
  3. While it runs, press A to freeze a split time and A again to release it.
  4. When stopped, press A to reset.

From Casio's guide, page E-37

Countdown timer

  1. Press C until the Countdown Timer Mode shows.
  2. Hold A until the hour of the start time flashes.
  3. Press C to switch between hours and minutes, and use D (+) or B (-) to change them.
  4. Press A to leave the setting screen.
  5. Press D to start; press D again to pause and resume.
  6. To reset, pause with D and then press A.

Good to know

Set 0:00 for a 24-hour countdown. The alarm at zero lasts 10 seconds.

From Casio's guide, page E-34

Module 5479 specs

Type
quartz
Power
Approx. battery life: 10 years on CR2025 · other watches that take CR2025
Accuracy
±30 seconds per month
Functions
World time, Stopwatch, Timer, Alarm/hourly time signal, Calendar, 12/24-hour format, Telememo
Manual
Casio's operation guide for module 5479

Watches with the 5479