Casio 3793 User's Manual

Casio Clock Radio User's Manual - 3793.
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Operation Guide 3793

MA0508-EA

About This Manual

• Button operations are indicated using the letters shown

in the illustration.

• Each section of this manual provides you with the

information you need to perform operations in each
mode. Further details and technical information can be
found in the “Reference” section.

Timekeeping Mode

Telememo Mode

World Time Mode

Hand Setting

Mode 

Stopwatch

Mode

Countdown Timer

Mode

Alarm Mode

Press     .

General Guide
• Press B to change from mode to mode. After you perform an operation (except for

C) in any mode, pressing B returns to the Timekeeping Mode.

• In any mode, press C to illuminate the display.

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 A to toggle the display between the date screen

and the time screen.

Hour : Minutes  

PM indicator  

Seconds  

Minute hand 

Hour hand 

Day of week  

Month – Day  

Press     .

Date Screen

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 A until the

seconds start to flash, which indicates the setting
screen.

2. Press B to move the flashing in the sequence shown

below to select the other settings.

Screen

FA

OFF

P

10:08

CAAF
6-30

To do this:
Reset the seconds to AA
Toggle between Daylight Saving Time (ON) and
Standard Time (OFF)
Change the hour or minutes
Change the year
Change the month or day

Do this:
Press D.
Press D.

Press D (+) and C (–).

4. Press A 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 AA 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 AA 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 D 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 A until the

seconds start to flash, which indicates the setting
screen.

2. Press B once to display the DST setting screen.
3. Press D to toggle between Daylight Saving Time (ON

displayed) and Standard Time (OFF displayed).

4. Press A 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 B six times to enter

the Hand Setting Mode.

2. Hold down A until the current digital time starts to

flash, which indicates the analog setting screen.

3. Press D to advance the analog time setting by 20

seconds.

• Holding down D advances the analog time setting at

high speed.

DST

Seconds

Day

Hour

Year

Month

Minutes

3. When the setting you want to change is flashing, use C and D to change it as

described below.

DST indicator 

• If you need to advance the analog time a long way, press D and C 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 A to exit the setting screen.

• To return to the Timekeeping Mode, press B.