Casio 3071 Operation Manual Download Page 2

Operation Guide 3071 (B)

2

Timekeeping

Use the Timekeeping Mode to set and view the current time and date.

In the Timekeeping Mode, an indicator moves along the ring around the
display as seconds advance.

Pressing 

E

 while in the Timekeeping Mode will cycle through the

Timekeeping Mode display formats as shown below.

Day

Day of the Week/Day Screen

Hour :
Minutes

Seconds

Year

Month
– Day

Date Screen

Barometric Pressure

Graph Screen

Day

Barometric
pressure
graph

Press 

E

.

Day of week

PM indicator

Read This Before You Set the Time and Date!

This watch is preset with a number of city codes, each of which represents the
time zone where that city is located. When setting the time, it is important that
you first select the correct city code for your Home City (the city where you
normally use the watch). 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.

Note that all of the times for the World Time Mode city codes are displayed
in accordance with the time and date settings you configure in the
Timekeeping Mode.

To set the time and date

1. In the Timekeeping Mode, hold down 

E

 until the city code starts to flash,

which indicates the setting screen.

2. Use 

A

 and 

C

 to select the city code you want.

Make sure you select your Home City code before changing any other
setting.

For full information on city codes, see the “City Code Table”.

3. Press 

D

 to move the flashing in the sequence shown below to select the

other settings.

The following steps explain how to configure timekeeping settings only.

4. When the timekeeping setting you want to change is flashing, use 

A

 and/

or 

C

 to change it as described below.

Year

Seconds

Hour

Minutes

Day

Month

12/24-Hour
Format

Power
Saving

Barometric 
Pressure Unit

Altitude Unit

Temperature 
Unit

City Code

DST

  Do this:

Use 

A

 (east) and

C

(west).

Press 

A

.

Press 

A

.

  To do this:

Change the city code

Toggle between Daylight Saving
Time (

ON

) and Standard Time

(

OFF

).

Toggle between 12-hour (

12H

)

and 24-hour (

2

4

H

) timekeeping.

Screen

5. Press 

E

 to exit the setting screen.

Note

You also need to enter the Timekeeping Mode in order to configure the
following settings.

Power saving on/off (“To turn Power Saving on and off”)
Temperature, barometric pressure, and altitude units (“To select the
temperature, barometric pressure, and altitude units”)

Press 

A

.

Use 

(+) and 

(–).

Reset the seconds to 

00

Change the hour or minutes

Change the year, month, or day

Daylight Saving Time (DST)

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

To change the Daylight Saving Time (summer time) setting

1. In the Timekeeping Mode, hold down 

E

 until

the city code starts to flash, which indicates
the setting screen.

2. Press 

D

 and the DST setting screen appears.

3. Use 

A

 to cycle through the DST settings in

the sequence shown below.

DST off (

OFF

)

DST on (

ON

)

4. When the setting you want is selected, press 

E

 to exit the setting screen.

 The 

DST

 indicator appears to indicate that Daylight Saving Time is turned on.

l l l

l

l

ll

ll

ll

ll

l

l l

l l

DST indicator

Digital Compass

A built-in bearing sensor detects magnetic north and indicates one of 16
directions on the display. Direction readings are performed in the Digital
Compass Mode.
You can store a direction reading in Bearing Memory and display that reading
as you take subsequent readings.

For more information about Bearing Memory, see “Bearing Memory”.

You can calibrate the bearing sensor if you suspect the direction reading is
incorrect.

See “Using the Digital Compass While Mountain Climbing or Hiking” for
some real-life examples of how to use this feature.

To enter and exit the Digital Compass Mode

1. While in the Timekeeping Mode or in any of

the other sensor modes, press 

C

 to enter the

Digital Compass Mode.

At this time, the watch will start a Digital
Compass operation. After about two
seconds, letters appear on the display to
indicate the direction that the 12 o’clock
position of the watch is pointing.

The direction reading on the display is
updated each second for up to 20 seconds,
after which measurement stops
automatically.

2. Press 

D

 to return to the Timekeeping Mode.

Current time

12 o’clock position

To take a direction reading

1. While the watch is in the Digital Compass

Mode, place it on a flat surface, or if you are
wearing the watch, make sure that your wrist
is horizontal (in relation to the horizon).

2. Point the 12 o’clock position of the watch in

the direction you want to measure.

3. Press 

C

 to start a Digital Compass

measurement operation.

After about two seconds, the direction that the
12 o’clock position of the watch is pointing
appears on the display.

Also, four pointers appear to indicate magnetic
north, south, east, and west.

After the first reading is obtained, the watch
continues to take direction readings
automatically each second, for up to 20
seconds.

Direction
indicator

North pointer

12 o’clock position

NW

0

°

WN

W

W

W

S

W

SW

S

S

W

S

SSE

SE

ES

E

E

E

N

E

NE

N

N

E

N

NNW

90

°

180

°

270

°

Angle value (in degrees)

While the watch is taking compass readings, it displays a direction angle, a
direction indicator, and four direction pointers, which change dynamically
when the watch is moved. The direction angle, direction indicator and
direction pointers all disappear from the display after the compass reading
operation is complete.

Note

Note that taking a measurement
while the watch is not horizontal
(in relation to the horizon) can
result in large measurement error.

The margin of error for the angle value and the direction indicator is 

±

11

degrees. If the indicated direction is northwest (

NW

) and 315 degrees, for

example, the actual direction can be anywhere from 304 to 326 degrees.

Any ongoing direction measurement operation is paused temporarily while
the watch is performing an alert operation (daily alarm, Hourly Time Signal,
countdown timer alarm) or while illumination is turned on (by pressing 

L

).

The measurement operation resumes for its remaining duration after the
operation that caused it to pause is finished.

The following table shows the meanings of each of the direction
abbreviations that appear on the display.

See “Digital Compass Precautions” for other important information about
taking direction readings.

Direction Meaning

Direction

Meaning

Direction

Meaning

Direction

Meaning

NNE

ESE

SSW

WNW

NE

SE

SW

NW

North-

northeast

East-

southeast

South-

southwest

West-

northwest

Northeast

Southeast

Southwest

Northwest

East-

northeast

South-

southeast

West-

southwest

North-

northwest

ENE

SSE

WSW

NNW

North

East

South

West

N

E

S

W

Summary of Contents for 3071

Page 1: ...ately five minutes exposure to bright sunlight coming in through a window Approximately 50 minutes exposure to indoor fluorescent lighting Be sure to read Power Supply for important information you need to know when exposing the watch to bright light If the display of the watch is blank If the display of the watch is blank it means that the watch s Power Saving function has turned off the display ...

Page 2: ... and indicates one of 16 directions on the display Direction readings are performed in the Digital Compass Mode You can store a direction reading in Bearing Memory and display that reading as you take subsequent readings For more information about Bearing Memory see Bearing Memory You can calibrate the bearing sensor if you suspect the direction reading is incorrect See Using the Digital Compass W...

Page 3: ...n the Digital Compass Mode hold down E for about two seconds until the magnetic declination angle value starts to flash This is the setting screen 2 Use A and C to change the magnetic declination angle value 3 Press D to move the flashing to the magnetic declination correction direction setting OFF E W This will cause the magnetic declination angle direction setting to flash l l l l l l l l l l l ...

Page 4: ...mekeeping Digital Compass Barometer Thermometer or Altimeter Mode press C to take a compass reading The reading will appear on the display after about two seconds 12 o clock position N N Current location Objective 5 Still holding the map in front of you turn your body until north as indicated by the watch and the northerly direction on the map are aligned This will position the map in accordance w...

Page 5: ...reference altitude is as simple as pressing a single button to reset the reference altitude to zero Important This watch estimates altitude based on air pressure This means that altitude readings for the same location may vary if air pressure changes The semiconductor pressure sensor used by the watch for altitude measurements is also affected by temperature When taking altitude measurements make ...

Page 6: ...disappears from the screen The save session also will stop automatically when Periodic Record 40 is stored The watch updates the historical record continually while an altitude measurement operation is in progress See Historical Record for more information You can recall saved records using the Data Recall Mode Periodic Records Periodic records of up to 40 altitude readings are taken during a save...

Page 7: ...titude differential Current location Destination altitude To use altitude differential measurement 1 In the Altimeter Mode check to make sure that the display shows the altitude differential value If the altitude differential value is not displayed use the procedure under To select an Altimeter Mode display format to select display format 3 or 4 2 Use the contour lines on your map to determine the...

Page 8: ... 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 performe...

Page 9: ...d off before riding on a bicycle or operating a motorcycle or any other motor vehicle Sudden and unintended operation of the auto light switch can create a distraction which can result in a traffic accident and serious personal injury To turn the auto light switch on and off In the Timekeeping Mode hold down L for about three seconds to toggle the auto light switch on A EL displayed and off A EL n...

Page 10: ... l l l l l l l l l l l l l l l l l l l l l l l Battery Power Indicator and Recover Indicator The battery power indicator on the display shows you the current status of the rechargeable battery s power Battery power indicator Level 1 2 3 4 5 Function Status All functions enabled All functions enabled Illumination beeper and sensor operation disabled Except for timekeeping and the C charge indicator...

Page 11: ...ept when a setting screen is on the display hold down D to toggle the button operation tone on not displayed and off displayed Since the D button is also the mode change button holding it down to turn the button operation on or off also causes the watch s current mode to change The indicator is displayed in all modes when the button operation tone is turned off Mute indicator Power Saving When tur...

Page 12: ...ncorrectly calibrating the barometric pressure sensor can result in incorrect readings Before performing the calibration procedure compare the readings produced by the watch with those of another reliable and accurate barometer Incorrectly calibrating the temperature sensor can result in incorrect readings Carefully read the following before doing anything Compare the readings produced by the watc...

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