Operation Guide 3070 (B)

Stopwatch

Alarms

Hours

1/100 second

Minutes Seconds

Current time

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 D.

Alarm number

Current time

Alarm time (Hour : Minutes)

You can set five independent daily alarms. When an alarm is turned on, the alarm tone sounds when the alarm time is reached.

You can also turn on an Hourly Time Signal, which will cause the watch to beep twice every hour on the hour.

• The alarm number (ALM-1through

ALM-5) indicates an alarm screen. SIG is

shown when the Hourly Time Signal screen is

on the display.

• When you enter the Alarm Mode, the data you

were viewing when you last exited the mode

appears first.

• All of the operations in this section are

performed in the Alarm Mode, which you enter

by pressing D.

To measure times with the stopwatch

Elapsed Time

 

 

 

A

JA

JA

JA

J C

Start

Stop

Re-start

Stop

Clear

Split Time

 

 

 

 

A

JC

JC

JA

J C

Start

Split

Split release

Stop

Clear

 

(SPL displayed)

 

 

Two Finishes

 

 

 

To set an alarm time

Alarm on indicator

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

A

ALM-1 ALM-2 ALM-3

C

SIG ALM-5 ALM-4

A

JC

JA

JC

J C

Start

Split

Stop

Split release

Clear

 

First runner

Second runner

Display time of

 

 

finishes.

finishes.

second runner.

 

 

Display time

 

 

 

of first runner.

Countdown Timer

2.Hold down E until the hour setting of the alarm time start to flash, which indicates the setting screen.

•This automatically turns on the alarm.

3.Press D to move the flashing between the hour and minute settings.

4.While a setting is flashing, use A (+) and C (–) to change it.

•When setting the alarm time using the 12-hour format, take care to set the time correctly as a.m. (no indicator) or p.m. (P indicator).

5.Press E to exit the setting screen.

Alarm Operation

Hours

Minutes Seconds

Current time

You can set the countdown timer 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 Countdown Timer Mode, which you enter by pressing D.

To set the countdown start time

1.While the countdown start time is on the display in the Countdown Timer Mode, hold down E until the hour setting of the countdown start time starts to flash, which indicates the setting screen.

•If the countdown start time is not displayed, use the procedure under “To use the countdown timer” to display it.

The alarm sounds in all modes at the preset time for about 10 seconds, or until you stop it by pressing any button.

To test the alarm

In the Alarm Mode, hold down A to sound the alarm.

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

1.In the Alarm Mode, use A and C to select an alarm or the Hourly Time Signal.

2.When the alarm or the Hourly Time Signal you want is selected, press B to turn it on and off.

Indicates alarm is ON.

Indicates Hourly Time Signal is ON.

•

The alarm on indicator ( ) and the Hourly Time Signal on indicator ( )

•

are shown on the display in all modes while these functions are turned on.

If any alarm is on, the alarm on indicator is shown on the display in all

2.Press D to move the flashing between the hour and minute settings.

3.Use A (+) and C (–) to change the flashing item.

•To set the starting value of the countdown time to 24 hours, set

OO’OO.

4.Press E to exit the setting screen.

To use the countdown timer

Press A while in the Countdown Timer Mode to start the countdown timer.

•When the end of the countdown is reached, the alarm sounds for five seconds or until you stop it by pressing any button. The countdown time is reset to its starting value automatically when the alarm sounds.

•Press A while a countdown operation is in progress to pause it. Press A again to resume the countdown.

•To stop a countdown operation completely, first pause it (by pressing A) and then press C. This returns the countdown time to its starting value.

modes.

Illumination

Auto light switch

The display of the watch is illuminated using an

on indicator

EL (electro-luminescent) panel for easy reading

 

 

 

 

in the dark. The watch’s auto light switch turns on

 

 

 

 

illumination automatically when you angle the

 

 

 

 

watch towards your face.

 

 

 

 

• The auto light switch must be turned on

 

 

 

 

(indicated by the auto light switch on indicator)

 

 

 

 

for it to operate.

 

 

 

 

 

 

 

 

• See “Illumination Precautions” for other

 

 

 

 

important information about using illumination.

To turn on illumination manually

Press L in any mode to illuminate the display for about one second.

•The above operation turns on illumination regardless of the current auto light switch setting.

•Illumination is disabled during time calibration signal reception, while configuring sensor measurement mode settings, and during bearing sensor calibration.

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