CASIO AEQ120W - Analog-Digital Combination Watch Manual

About This Manual

• Depending on the model of your watch, display text appears either as dark figures on a light background, or light figures on a dark background. All sample displays in this manual are shown using dark figures on a light background.
• Button operations are indicated using the letters shown in the illustration.
  
• Note that the product illustrations in this manual are intended for reference only, and so the actual product may appear somewhat different than depicted by an illustration.

Watch Features

• Telememo
  Telememo lets you store up to 30 records, each containing name and telephone number data.
• World Time
  Display the current time in any one of 30 cities (29 time zones) around the globe.
• Alarm
• Timer
• Stopwatch

You can also find information about operational procedures at the CASIO website.
https://support.casio.com/global/en/wat/model/5679/

Selecting a Mode

Press to change from mode to mode. After you perform an operation in any mode, pressing returns to the Timekeeping Mode.

Auto Return Feature

• The watch automatically returns to the Timekeeping Mode if you do not perform any button operation for two or three minutes in the Telememo, Alarm, or Hand Setting Mode.
• If you leave a screen with flashing digits or a cursor on the display for two or three minutes without performing any operation, the watch automatically exits the setting screen.
• Holding down for about one second in any mode jumps directly to the Timekeeping Mode. This operation does not work while a setting screen is on the display.

Scrolling

• The and buttons are used in various modes and setting screens to scroll through data on the display. In most cases, holding down these buttons during a scroll operation scrolls through the data at high speed.

Initial Screens

• When you enter the Telememo, World Time, or Alarm Mode, the data you were viewing when you last exited the mode appears first.

Timekeeping

This watch features separate digital and analog timekeeping. The procedures for setting the digital time and analog time are different.

• In the Timekeeping Mode, press to toggle the display between the date screen and the time screen.
  

Digital Time and Date

Use the Timekeeping Mode to set and view a digital display of the current time and date. When setting the digital time, you can also configure settings for summer time (Daylight Saving time or DST).

To set the digital time and date

1. In the Timekeeping Mode, hold down until the second start to flash, which indicates the setting screen.
   
2. Press to move the flashing in the sequence shown below to select the other settings.
   
3. When the setting you want to change is flashing, use and to change it as described below.

Screen	To do this:	Do this:
	Reset the second to 00	Press .
	Toggle between Daylight Saving Time (ON) and Standard Time (OFF)	Press .
	Change the hour or minute	Use (–) and (+).
	Change the year
	Change the month or day

4. Press to exit the setting screen.

• Resetting the seconds only (without changing the hour, minute, or DST setting) causes the analog minute hand setting to be adjusted automatically. If you change the hour, minute, or DST setting, you should also use the procedure under "To adjust the analog time" to adjust the analog hands accordingly.
• See "Digital Time Daylight Saving Time (DST) Setting" for details about the DST setting.
• Resetting the seconds to 00 while the current count is in the range of 30 to 59 causes the minutes to be increased by 1. In the range of 00 to 29, the seconds are reset to 00 without changing the minutes.
• The day of the week is automatically displayed in accordance with the date (year, month, and day) settings.
• The year can be set in the range of 2000 to 2099.
• The watch's built-in full automatic calendar makes allowances for different month lengths and leap years. Once you set the date, there should be no reason to change it except after you have the watch's battery replaced.

To toggle between 12-hour and 24-hour timekeeping
In the Timekeeping Mode, press to toggle between 12-hour timekeeping (indicated by A or P on the display), or 24-hour timekeeping.

• With the 12-hour format, the P (PM) indicator appears on the display for times in the range of noon to 11:59 p.m. and the A (AM) indicator appears for times in the range of midnight to 11:59 a.m.
• With the 24-hour format, times are displayed in the range of 0:00 to 23:59, without any indicator.
• The 12-hour/24-hour timekeeping format you select in the Timekeeping Mode is applied in all modes.

Digital Time Daylight Saving Time (DST) Setting

Daylight Saving Time (summer time) advances the digital time setting by one hour from Standard Time. Remember that not all countries or even local areas use Daylight Saving Time.

To toggle the Timekeeping Mode digital time between DST and Standard Time

1. In the Timekeeping Mode, hold down until the second start to flash, which indicates the setting screen.
2. Press once to display the DST setting screen.
3. Press to toggle between Daylight Saving Time (ON displayed) and Standard Time (OFF displayed).
4. Press to exit the setting screen.

• The DST indicator appears on the Timekeeping, Alarm, and Hand Setting Mode to indicate that Daylight Saving Time is turned on.
  

Setting the Analog Time

Perform the procedure below when the time indicated by the analog hands does not match the time of the digital display.

To adjust the analog time

1. In the Timekeeping Mode, press six times to enter the Hand Setting Mode.
   
2. Hold down until the current digital time starts to flash, which indicates the analog setting screen.
3. Press to advance the analog time setting by 20 seconds.

• Holding down advances the analog time setting at high speed.
• If you need to advance the analog time a long way, press and at the same time. This locks the high speed hand movement, so you can release the two buttons. High-speed hand movement continues until you press any button. It will also stop automatically after the time advances 12 hours or if an alarm (daily alarm, Hourly Time Signal, or countdown alarm) starts to sound.

4. Press to exit the setting screen.

• To return to the Timekeeping Mode, press .

Telememo

Telememo lets you store up to 30 records, each containing name and telephone number data. Records are automatically sorted based on the characters of the name. You can recall records by scrolling through them on the display.

• A Telememo Mode record has a name field and a number field.
  
• See "Character List" at the back of this manual for details on how the watch sorts records.
• All of the operations in this section are performed in the Telememo Mode, which you enter by pressing .

To create a new Telememo record

1. In the Telememo Mode, press and at the same time to display the new data screen.

• The new data screen shows , which indicates that there is no text in the name field.
  
• If the new data screen does not appear, it means that memory is full. To store another record, you will first have to delete some of the records stored in memory.

2. Hold down until the flashing cursor ( _ ) appears in the name field of the display, which indicates the setting screen.
   
3. Use and to change the character at the cursor position in the name field. The character changes in the following sequence.
   

• You can input spaces, alpha characters, symbols, and numbers in a name. For details, see the "Character List" at the back of this manual.

4. When the character you want is at the cursor position, press to move the cursor to the right.
5. Repeat steps 3 and 4 until the name is complete.

• You can input up to eight characters for the name.

4. After you input the name, press as many times as necessary to move the cursor to the number field.

• You can tell when you are in the name field because of the long cursor (_). The number field has a short cursor (_).
  
• The name field has spaces for eight characters, so you must press to move past the 8th character in order to get to the number field.
• The number field has spaces for 16 digits. Pressing until the cursor moves past the 16th digit causes it to jump back to the first character of the name field.

7. Use and to change the character at the cursor position in the number field. The character changes in the following sequence.
   
8. When the character you want is at the cursor position, press to move the cursor to the right.
9. Repeat steps 7 and 8 until you complete number input.

• You can input up to 16 digits for the number.

10. Press to store your data and return to the Telememo record screen (without the cursor).

• After you press to store data, the name flashes for about one second to indicate that records are being sorted.
• Note that a record must have something input in the name field, otherwise you will not be able to store it.

To recall Telememo records
In the Telememo Mode, press (+) to scroll through Telememo records on the display.

• Only name data appears when you scroll through Telememo records.
• Press to toggle the screen between the name and number fields.
  
• The name and number scroll from right to left on the display. A separator ( ) is inserted between the last character and first character of the data.
• Pressing while the last Telememo record is on the display causes the new data screen to appear.

To edit a Telememo record

1. In the Telememo Mode, use to scroll through the records and display the one you want to edit.
2. Hold down until the flashing cursor appears on the display.
3. Use to move the flashing to the character you want to change.
4. Use and to change the character.

• For details on inputting characters, see "To create a new Telememo record" (step 3 for name input and 7 for number input).

1. After making the changes that you want, press to store them and return to the Telememo record screen.

To delete a Telememo record

1. In the Telememo Mode, use to scroll through the records and display the one you want to delete.
2. Hold down until the flashing cursor appears on the display.

3. Press and at the same time to delete the record.

• CLR appears to indicate that the record is being deleted. After the record is deleted, the cursor appears on the display, ready for input.

4. Input data or press to return to the Telememo record screen.

World Time

World Time digitally displays the current time in 30 cities (29 time zones) around the world.

• All of the operations in this section are performed in the World Time Mode, which you enter by pressing .

World Time
The time settings of the Timekeeping Mode and the World Time Mode are independent of each other, so you must make separate settings for each. This watch is preset with a number of city codes, each of which represents the time zone where that city is located.

• Whenever you change the time setting for any city in the World Time Mode, the settings of all other cities are changed accordingly.
• If your location is not included in the preset city codes, select the preset city code that is in the same time zone as your location.
• For full information on city codes, see the "City Table" at the back of this manual.

To set the World Time

1. In the World Time Mode, press to scroll through city codes.
2. Hold down until the DST On/Off setting of the world time starts to flash, which indicates the setting screen.
   
3. Press to move the flashing in the sequence shown below to select the other settings.
   
4. While a setting is flashing, use and to change it.

• Pressing and at the same time while any World Time setting is flashing causes the displayed time to change to the same setting as the current Timekeeping Mode time.
• While DST On/Off setting is selected (flashing), press to toggle between Daylight Saving Time (ON) and Standard Time (OFF).
• While the hour or minute setting is selected (flashing), use (–) and (+) to change it.

1. Press A to exit the setting screen.

To view the time in another city code
In the World Time Mode, press to scroll through city codes.

To toggle a city code time between Standard Time and Daylight Saving Time

1. In the World Time Mode, use to display the city code whose Standard Time/Daylight Saving Time setting you want to change.
2. Hold down until the DST On/Off setting of the world time starts to flash, which indicates the setting screen.
   
3. Press to toggle between Daylight Saving Time (ON displayed) and Standard Time (OFF displayed).
4. Press to exit the setting screen.

• The DST indicator appears on the World Time Mode display to indicate that Daylight Saving Time is turned on.
• The above operation toggles all World Time city codes between Daylight Saving Time and Standard Time. Note that you cannot make settings for individual city codes.

Alarm

You can set three independent Daily Alarms. When an alarm is turned on, the alarm tone sounds when the alarm time is reached. One of the alarms is a snooze alarm (SNZ).
You can turn on an Hourly Time Signal that causes the watch to beep twice every hour on the hour.

• There are four screens in the Alarm Mode. Three are for the daily alarms (AL1, AL2, and SNZ), and one is for the Hourly Time Signal (SIG).
• All of the operations in this section are performed in the Alarm Mode, which you enter by pressing .

To set an alarm time

1. In the Alarm Mode, use to scroll through the alarm screens until the one whose time you want to set is displayed.
   
   

• To set a daily alarm, display one of the daily alarm screens: AL1, AL2 or SNZ (snooze alarm).
• The snooze alarm repeats every five minutes.

2. After you select an alarm, hold down until the hour setting of the alarm time starts to flash, which indicates the setting screen.

• This operation automatically turns on the alarm.

3. Press to move the flashing between the hour and minute settings.
4. While a setting is flashing, use (–) and (+) to change it.

• When setting the alarm time using the 12-hour format, take care to set the time correctly as a.m. (A indicator) or p.m. (P indicator).

5. Press to exit the setting screen.

Alarm Operation

The alarm sounds at the preset time for about 10 seconds, regardless of the mode the watch is in. In the case of the snooze alarm, the alarm operation is performed a total of seven times, every five minutes, or until you turn the alarm off.

• Alarm and Hourly Time Signal operations are performed in accordance with the Timekeeping Mode digital time.
• To stop the alarm tone after it starts to sound, press any button.
• Performing any one of the following operations during a 5-minute interval between snooze alarms cancels the current snooze alarm operation.
  • Displaying the Timekeeping Mode setting screen
  • Displaying the SNZ setting screen

To test the alarm
In the Alarm Mode, hold down to sound the alarm.

To turn an alarm and the Hourly Time Signal on and off

1. In the Alarm Mode, use to select an alarm or the Hourly Time Signal.
2. Press to toggle it on and off.

• The indicators shown below appear on the display when the daily alarm and Hourly Time Signal are turned on. Each indicator disappears when the corresponding function is turned off.
  
• The above on indicators appear on the display in all modes.
• An on indicator on the display flashes while its corresponding alarm operation is sounding.
• The snooze alarm on indicator flashes during the 5-minute intervals between alarms.

Timer

The countdown timer can be set within a range of one minute to 24 hours. An alarm sounds when the countdown reaches zero.

• All of the operations in this section are performed in the Timer Mode, which you enter by pressing .

To set the countdown start time

1. In the Timer Mode, hold down until the hour setting of the countdown start time starts to flash, which indicates the setting screen.
2. Press to move the flashing between the hour and minute settings.
3. While a setting is flashing, use (–) and (+) to change it.

• To set the starting value of the countdown time to 24 hours, set 0:00.

4. Press to exit the setting screen.

To use the timer
Press while in the Timer Mode to start the countdown timer.

• When the end of the countdown is reached, the alarm sounds for 10 seconds or until you stop it by pressing any button. The countdown time is automatically reset to its starting value after the alarm stops.
• Press while a countdown operation is in progress to pause it. Press again to resume the countdown.
• To completely stop a countdown operation, first pause it (by pressing ), and then press . This returns the countdown time to its starting value.
• The countdown timer measurement operation continues even if you exit the Timer Mode.

Stopwatch

The stopwatch lets you measure elapsed time, split times, and two finishes.

• The display range of the stopwatch is 23 hours, 59 minutes, 59.99 seconds.
• The stopwatch continues to run, restarting from zero after it reaches its limit, until you stop it.
• The stopwatch measurement operation continues even if you exit the Stopwatch Mode.
• Exiting the Stopwatch Mode while a split time is frozen on the display clears the split time and returns to elapsed time measurement.
• All of the operations in this section are performed in the Stopwatch Mode, which you enter by pressing .

To measure times with the stopwatch

Elapsed Time

Split Time

Two Finishes

Specifications

Accuracy at normal temperature: ± 30 seconds a month
Timekeeping: Hour, minute, second, a.m. (A)/p.m. (P), month, day, day of the week Time format: 12-hour and 24-hour
Calendar system: Full Auto-calendar pre-programmed from the year 2000 to 2099
Other: 2 screen formats (Date, Time); Daylight Saving Time (summer time)/ Standard Time
Telememo:
Memory capacity: Up to 30 records, each including a name (8 characters) and telephone number (16 digits)
Other: Remaining memory screen; Auto sort
World Time: 30 cities (29 time zones)
Other: Daylight Saving Time/Standard Time
Alarm: 3 daily alarms (with 1 snooze alarm); Hourly Time Signal
Timer:
Measuring unit: 1 second
Input range: 1 minute to 24 hours (1-minute increments and 1-hour increments)
Stopwatch:
Measuring unit: 1/100 of a second
Measuring capacity: 23:59'59.99"
Measuring modes: Elapsed time, split time, two finishes
Other: 2 analog hands: hour, minute (hand moves every 20 seconds)
Battery: One lithium battery (Type: CR2025)
Approximately 10 years on type CR2025 (assuming alarm operation 10 sec./day)

Specifications are subject to change without notice.

Character List

City Table

• Above table data is current as of January 2021.
• This table shows the city codes of this watch.
• The rules governing global times (UTC offset and GMT differential) and summer time are determined by each individual country.

Documents / Resources

References

• manuals - Watches - Support - CASIO

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