Casio 5157 사용자 설명서

The Stopwatch Mode lets you measure elapsed time. The 
range of the stopwatch is 59 minutes, 59.99 seconds.

 The stopwatch continues to run, restarting from zero 

 

x

after it reaches its limit, until you stop it.
 The stopwatch measurement operation continues even 

 

x

if you exit the Stopwatch Mode.

 In the Stopwatch Mode, press 

1. 

B to start the 

stopwatch.
 Press 

2. 

B to stop the time measurement.

 You can press 

 

x

B as many times as you want to 

resume and stop timing.

 After you are fi nished using the stopwatch, hold down 

3. 

B to clear the stopwatch time to all zeros.

 In the Dual Time Mode, hold down 

1. 

B until the hour digits start to fl ash, which 

indicates the setting screen.
 Press 

2. 

C to increase the hour digits.

 Press 

3. 

B to move the selection to the minutes digits.

 Press 

4. 

C to increase the minutes digits.

 Press 

5. 

B to move the selection to 12/24.

 Press 

6. 

C to toggle the timekeeping format between 12-hour and 24-hour.

 Press 

7. 

B to exit the setting screen.

 With the 12-hour format, the 

 

x

P (PM) indicator appears on the display for times in 

the range of noon to 11:59 p.m. and no 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 

 

x

any indicator.

(OLD

-INUTES

(OUR

0RESS

0RESS

0RESS

The Dual Time Mode lets you keep track of time in a different time zone.

 In the Dual Time Mode, the seconds count is synchronized with the seconds count 

 

x

of the Timekeeping Mode digital time.

To test the alarm and select an alarm tone
Hold down 

C in any mode (except when making any settings) to sound the alarm. 

Note that the alarm sound changes each time you hold down 

C to test the alarm. 

There are a total of four different alarm sounds. The last alarm sound you hear when 
performing the above test is the one that is used for the Daily Alarm and the Hourly 
Time Signal.

 Note that holding down 

 

x

C also changes the mode.

Press 

C.

Press 

C.

Press 

C.

Both ON

Both OFF

Daily Alarm only

Hourly Time 

Signal only

Press 

C.

 Press 

9. 

B to exit the setting screen.

To stop the alarm
Press any button to stop the alarm after it starts to sound.

 In the Alarm Mode, hold down 

1. 

B until the hour digits start to fl ash, which indicates 

the setting screen.
 Press 

2. 

C to increase the hour digits.

 The 12/24-hour format of the alarm time matches the format you select for normal 

 

x

timekeeping.

 Press 

3. 

B to move the selection to the left minutes digit.

 Press 

4. 

C to increase the left minutes digit.

 Press 

5. 

B to move the selection to the right minutes digit.

 Press 

6. 

C to increase the right minutes digit.

 Press 

7. 

B to move to the Daily Alarm and Hourly Time Signal on and off setting.

 Press 

8. 

C to cycle through the Daily Alarm and Hourly Time Signal settings as 

shown in the sequence below.

 At this time Daily Alarm and Hourly Time Signal automatically turn on.

 

x

0RESS

0RESS

(OLD

0RESS

,EFT

MINUTES

DIGIT

2IGHT

MINUTES

DIGIT

(OUR

!LARM(OURLY

0RESS

When the Daily Alarm is turned on, an alarm sounds for 20 seconds at the preset time 
each day. When the Hourly Time Signal is turned on, the watch beeps every hour on 
the hour.

 You can confi gure alarm settings and Hourly Time Signal settings in the Alarm 

 

x

Mode, which you enter by pressing 

C (page E-5).

 In the Calendar Mode, hold down 

1. 

B until the month digits start to fl ash, which 

indicates the setting screen.
 Press 

2. 

C to increase the month digits.

 Press 

3. 

B to move the selection to the day digits.

 Press 

4. 

C to increase the day digits.

 Press 

5. 

B to move the selection to the day of  the week.

 Press 

6. 

C to advance to the next day.

 Press 

7. 

B to exit the setting screen.

 The watch does not make any allowance for leap years. Be sure to manually set 

 

x

February 29 when one occurs during a leap year.