2. Stopwatch: Measures up to 10 hours with
1⁄100-second readout.
• 8 lap memory: Up to 8 lap times can be
stored in memory.
3. Countdown timer:
•Preset timer: Four different lengths of time
(3, 5, 10 and 15 minutes) have been preset for
the timer.
• Adjustable timer: Up to 9 hours and 59
minutes can be set in minutes.
• Auto repeat function: After the set time is
up, the timer counts down the set time again
as many times as necessary.
4. Daily alarm: The alarm can be set to ring on
a 24-hour basis. At a designated time, the dis-
play is illuminated as the alarm rings.
•Hourly time signal: Can be set to ring
every hour on the hour with a single beep.
5. LORUS LITE
The light evenly illuminates the display in the
dark.
Auto illumination function
•If it is turned on in the time/calendar setting
display, the display is illuminated with each
depression of a button to operate the watch.
•While the stopwatch or timer is counting,
the display is illuminated every minute to
signal the lapse of time by turning on the
auto illumination function. In the stopwatch
function, it is activated for the first 19 minutes.
In the adjustable timer function, it is activated
for the last 19 minutes of the countdown.
■ CHARACTERISTICS
1. Time/calendar display:
•Hour, minutes, seconds, month, date and day
of the week.
•Fully automatic calendar: Calendar adjusts
automatically for odd and even months includ-
ing February of leap years from the year 1995
up to the end of 2044.
• Time indication: Changeover between 12-
and 24-hour indications is possible.
■ BUTTONS AND DISPLAYS
Graphic display
B
Hour
Mode
selector A
➮
Mode Selection of Cal. W650
With each depression of mode selector “A”, the
selection of the display can be made in the following
order.
Time/calendar
display
Stopwatch
display➡
A
➡
Timer
display
Alarm
display
➡
A
➡
A
A
* If the confirmation sound is turned on, it beeps
when the display is changed by depressing mode
selector “A”.
* A flashing display mark indicates that the correspond-
ing function is in use.
■ HOW TO SET THE TIME/CALENDAR
AND AUTO ILLUMINATION
BC
Auto
illumination
mark
Hourly time
signal mark
Hour
1. Depress mode
selector “A” to show
the time/calendar
display.
1. Turn mode selector
“A” to set “TIME”
at the 12 o’clock
position.
➧
2. Depress button “B” for 2 to 3 seconds to show
the time/calendar setting display. “EL-AUTO”
is displayed together with flashing “on” mark.
3. Selection of the digits to be adjusted (flashing)
is made in the following order by depressing
button “C”.
Hour
Date
12- or 24-hour indication
←
Year
←
Month
←
Auto illumination*
(EL-AUTO on/off)
→
Seconds
→
Minutes
→
➧
BC
Hourly time
signal mark
Mode
selector A
➮
Mode Selection of Cal. W680
“A”(AM)/
“P”(PM)
mark
The display changes by turning mode selector “A”
clockwise or counterclockwise to set the desired
display mark at the 12 o’clock position.
Time/calendar
display
(TIME)
Alarm
display
(ALARM)
Preset timer
display
(3 MIN.)
Adjustable timer
display
(
MIN.)
Preset timer
display
(15 MIN.)
* A flashing display mark indicates that the correspond-
ing function is in use.
⇔
⇔
Stopwatch
display
(CHRONO G.)
⇔
⇔
⇔
Preset timer
display
(10 MIN.)
⇔
⇔
⇔
* For details, refer to “Auto Illumination Func-
tion” below.
4. Depress button “D” to set the flashing digits.
One digit is advanced with each depression of
the button. Digits except seconds move quickly
by keeping button “D” depressed.
5. After all the adjustments are completed, de-
press button “B” to return to the time/calen-
dar display.
↑
↓
TIME
“A”(AM)/
“P”(PM)
mark
Display
marks
C
Auto
illumination
mark
Day
D
Hourly time
signal mark
Month
Alarm
mark
Date
Alarm
mark
Date
Month
Hour Minutes
Auto
illumination
mark
Day
TIME
D
LITE
button
“A”(AM)/
“P”(PM)
mark
Time/calendar
display mark
Month
Date
Day
D
Preset timer
display
(5 MIN.)
Minutes
LITE button
Minutes
Seconds
Seconds
Seconds
Display
marks
Graphic display
Auto Illumination Function
With each depression of button “D” in the time/
calendar setting display, the “EL-AUTO on”
and “EL-AUTO off” marks appear alternately.
When the “EL-AUTO on” mark is displayed,
the auto illumination function is turned on.
When the “EL-AUTO off” mark is displayed, it
is turned off.
When it is turned on:
1. The display is illuminated with each depression
of a button to operate the watch.
2. While the stopwatch or timer is counting,
the display is illuminated every minute to
signal the lapse of time. In the stopwatch
function, the auto illumination function is
activated for the first 19 minutes. In the
adjustable timer function, it is activated for
the last 19 minutes of the countdown.
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