Operation Guide 3402
E-39
Auto Return Features
•
If you leave the watch in the Alarm Mode for two or three minutes without performing
any operation, it automatically changes to the Timekeeping Mode.
•
If you leave a screen with flashing digits on the display for two or three minutes
without performing any operation, the watch automatically exits the setting screen.
Scrolling
The
B
and
D
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 at high speed.
Initial Screens
When you enter the World Time or Alarm Mode, the data you were viewing when you
last exited the mode appears first.
E-38
Button Operation Tone
The button operation tone sounds any time you press one
of the watch’s buttons. You can turn the button operation
tone on or off as desired.
•
Even if you turn off the button operation tone, the
alarms, the Hourly Time Signal, the countdown alarm,
and stopwatch auto start all operate normally.
To turn the button operation tone on and off
In any mode (except when a setting screen is on the
display), hold down
C
to toggle the button operation tone
on (
MUTE
not displayed) and off (
MUTE
displayed).
•
Holding down
C
to turn the button operation tone on or off also causes the watch’s
current mode to change.
•
The
MUTE
indicator is displayed in all modes when the button operation tone is
turned off.
MUTE indicator
E-37
Flash Alert
When Flash Alert is turned on, the illumination flashes for
the alarms, the Hourly Time Signal, the countdown alarm,
and stopwatch (ST1) auto start.
To turn Flash Alert on and off
In the Timekeeping Mode, hold down
D
for about three
seconds to toggle Flash Alert on (Flash Alert indicator
displayed) or off (Flash Alert indicator not displayed).
•
Illumination flashes twice when you turn Flash Alert on
and once when turn Flash Alert off.
•
While Flash Alert is turned on, the Flash Alert indicator
remains on the display in all modes.
•
Note that pressing
D
to toggle Flash Alert on or off will
also switch timekeeping between 12-hour and 24-hour
format.
Flash Alert indicator
E-36
Mode
Timekeeping
World Time
Stopwatch (ST1 and ST2)
Countdown Timer
Alarm
Graphic Area A
Current time seconds
Current time seconds
Elapsed time seconds
Countdown seconds
No indication
•
The following table shows the information that appears in graphic area A.
•
In all modes, graphic area B shows the Stopwatch Mode (ST1) minutes (one
segment each for 5 minutes, 1
0
minutes, etc.).
•
In all modes, graphic area C shows the Stopwatch Mode (ST2) minutes (one
segment each for 5 minutes, 1
0
minutes, etc.).
E-35
Reference
This section contains more detailed and technical information about watch operation.
It also contains important precautions and notes about the various features and
functions of this watch.
Graphic Areas
There are three graphic areas named A, B, and C. The information shown in each
graphic area depends on the current mode.
Graphic area B
Graphic area C
Graphic area A
E-34
•
When you are wearing the watch, make sure that its auto light switch is turned
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
B
for about three seconds to toggle the auto
light switch on (auto light switch indicator displayed) or off (auto light switch indicator
not displayed).
•
The auto light switch indicator is on the display in all modes while the auto light
switch is turned on.
•
In order to protect against running down the battery, the auto light switch turns off
automatically approximately six hours after you turn it on.
E-33
About the Auto Light Switch
While the auto light switch is enabled, illumination turns on whenever you position
your wrist as described below in any mode.
Moving the watch to a position that is parallel to the ground and then tilting it
towards you at more than 4
0
degrees causes illumination to turn on.
•
Wear the watch on the outside of your wrist.
Warning!
•
Always make sure you are in a safe place whenever you are reading the watch
using the auto light switch. Be especially careful when running or engaged in any
other activity that can result in accident or injury. Also take care that sudden
illumination by the auto light switch does not startle or distract others around you.
More than 4
0
°
Parallel to ground
E-32
To specify the illumination duration
1. In the Timekeeping Mode, hold down
A
until the
seconds start to flash, which indicates the setting
screen.
2. While the seconds are flashing, press
B
to toggle the
setting between 3 seconds ( ) and 5 seconds ( ).
3. Press
A
to exit the setting screen.
E-31
Illumination
The display of the watch is illuminated by an LED (light-
emitting diode) and a light guide 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 for reading.
•
The auto light switch must be turned on (indicated by
the auto light switch indicator) for it to operate.
•
See “Illumination Precautions” (page E-41) for more
important information.
To illuminate the display manually
In any mode (except when a setting screen is on the display), press
B
to turn on
illumination.
•
The above operation turns on illumination regardless of the current auto light switch
setting.
•
You can use the procedure below to select either 3 seconds or 5 seconds as the
illumination duration. When you press
B
, the illumination will remain on for about
3 seconds or 5 seconds, depending on the current illumination duration setting.
Auto light switch indicator
E-3
0
To toggle a city code time between Standard Time and Daylight Saving Time
1. In the World Time Mode, use
D
(east) to display the
city code (time zone) whose Standard Time/Daylight
Saving Time setting you want to change.
2. Hold down
A
for about one second to toggle Daylight
Saving Time (
DST
displayed) and Standard Time (
DST
not displayed).
•
The
DST
indicator is on the display whenever you
display a city code for which Daylight Saving Time is
turned on.
•
Note that the DST/Standard Time setting affects only the
currently displayed city code. Other city codes are not
affected.
DST indicator
