Watch Catalog

Casio module 5674

Quartz module. 5674 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 5674

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 for at least two seconds and release it when the Home City name appears.
  2. Press C to step through the settings: Home City, summer time, 12/24-hour format, seconds, hours, minutes, year, month, day, button tone, then light duration.
  3. On the seconds, press D to reset them to 00.
  4. On any other setting, press B or D to change it (hold for fast).
  5. Press A to finish.

Good to know

Resetting the seconds between 30 and 59 adds one minute.

The hands move out of the way on their own while a setting screen is open.

From Casio's guide, page 8

Daylight saving time

  1. In the Timekeeping Mode, hold A for at least two seconds and release it when the Home City name appears.
  2. Press C once to reach the summer time setting.
  3. Press B or D to choose ON (always summer time) or OFF (always standard time).
  4. Press A to finish.

Good to know

If the time is off by one hour or 30 minutes, the summer time setting may be wrong.

From Casio's guide, page 8

Home City

  1. In the Timekeeping Mode, hold A for at least two seconds and release it when the Home City name appears.
  2. Press B or D to pick the city (hold for fast).
  3. Press A to finish.

Good to know

To swap the Home City with the World Time city, hold B for at least three seconds in the Timekeeping Mode until SWAP flashes.

From Casio's guide, page 8

Set an alarm

  1. Press C until the mode hand points to AL (Alarm Mode).
  2. Press B or D to pick an alarm, AL1 to AL5.
  3. Hold A for at least two seconds and release it when the hour flashes.
  4. Press B or D to set the hour, press C to move to the minutes, B or D again.
  5. Press A to leave.

Good to know

In the Alarm Mode, press A on an alarm, or on SIG for the hourly signal, to switch it on or off.

In 12-hour format, P marks p.m. The alarm beeps for 10 seconds; press any button to stop it.

From Casio's guide, page 11

Realign the hands

  1. In the Timekeeping Mode, hold A for at least five seconds and release it when SUB flashes.
  2. If the mode hand is not at 6 o'clock, press B or D to move it there.
  3. Press C to switch to the hour and minute hands.
  4. If they are not both at 12 o'clock, press B or D to move them there.
  5. Press A to finish.

Good to know

Strong magnetism or a knock can put the hands out of step with the digital time.

From Casio's guide, page 14

Light

  1. Press L to light the face.
  2. To change the duration: in the Timekeeping Mode hold A for at least two seconds until the Home City name appears, then press C ten times to show LIGHT.
  3. Press B or D to choose 1 (1.5 seconds) or 3 (3 seconds).
  4. Press A to leave.

Good to know

Pressing L twice quickly moves the hands out of the way of the display; press L twice again to put them back.

From Casio's guide, page 7

Button beep

  1. In the Timekeeping Mode, hold A for at least two seconds until the Home City name appears.
  2. Press C nine times: KEY♪ or MUTE flashes.
  3. Press B or D to switch, then A to leave.

Good to know

Alarm and timer tones still sound with the beep muted.

From Casio's guide, page 14

Stopwatch

  1. Press C until the mode hand points to ST (Stopwatch Mode).
  2. Press D to start and D again to stop.
  3. While it runs, press B to freeze a split time and B again to release it.
  4. When stopped, press B to reset to zero.

Good to know

It counts in 1/100 seconds for the first hour, then in whole seconds, up to 24 hours.

From Casio's guide, page 12

Countdown timer

  1. Press C until the mode hand points to TR (Timer Mode).
  2. Hold A for at least two seconds and release it when the hours flash.
  3. Press B or D to change the hours, then C for minutes and C again for seconds, changing each the same way.
  4. Press A to finish setting.
  5. Press D to start; press D again to pause and resume.
  6. To reset a paused countdown to its start time, press B.

Good to know

A start time of 0:00 00 counts down 24 hours. The beeper at zero lasts 10 seconds.

From Casio's guide, page 13

Module 5674 specs

Type
quartz
Power
Approx. battery life: 3 years on SR726W X 2 · other watches that take SR726W x 2
Accuracy
±15 seconds per month
Functions
World time, Stopwatch, Timer, Alarm/hourly time signal, Light, Light color, Calendar, Mute feature, 12/24-hour format, Hand shift feature
Manual
Casio's operation guide for module 5674

Watches with the 5674