I MNSTRUCTION ANUAL
CAL. W820 (RWP SERIES)
NREW820 03-2002
1. The com pass function
a) The compass function may not work depending
on the condition of use such as sea son,
we ath e r or ob sta cl es int e rcept i n g view
of the sun or m oon.
b) For such activities as mountain clim bing
and orienteering which require very accurate
directions, be sure t o use a conventional
magnetic compass together with this watch
for saf e t y’s sa k e.
2. The signal funct ion
a) Do not use the watch as a distress signal
transmitter as it is not designed for such
purpose . The signal lig ht em itted f rom
the w at ch m ay not be perceived depend-
ing on su ch fa ct o rs a s d is t a nce to t he
targ et and a ng le of t he watch fa ce.
C AUT I O N
■ CH ARA CT ER I ST I CS
1 . T i m e /c a l e n d a r d i s p l a y:
•H ou r , m i n ut e s , s ec o nd s, m ont h , d a t e an d
day of t he week.
• Fully aut omatic calendar: Calendar adjusts
automatically for odd and even months including
February of leap years from the year 1994 up
to the end of 2043.
• T im e in d i c a t i on : Chang eover bet w een 12-
and 24-hour i ndications is possible.
• D a y l i g h t s a v i n g t i m e : Da yl ig h t sa ving
time can be set.
2. Com pass: Indicates 16 directions on the basis
of the dir e ctions of the sun and moon.
• Moo n p has e d is p l a y wit h t h e a g e of t he
m o o n .
3 . S t o p w a t c h : Me asu r e s u p to 1 0 ho u r s wi t h
1⁄100 second readout.
• S p l i t t i m e m e a s u r e m e n t
4. Dai l y a l a rm : The alarm can be set to ring on
a 24-hour basis.
• Ho u r l y t i m e s i g n a l : C a n b e set to ring
eve r y hou r on the hour with a sing le beep.
5 . S i g n a l f u n c t i o n : Fou r p re s et M o rse co d e
messag e s can b e sent by ill uminating l ight .
6 . Il l u m i n a t in g l i g h t : The light evenly illum i-
nates the display in the dark.
■ BU TT ONS A ND D I SPL AY S
Ala r m m ark
Dat e
Mont h Day
“A”(AM)/
“P”(PM)
m a rk
Hou r Minut e s
Seco nd s
Graphic displ ay
Hour l y tim e
signal mar k
“DST”
( Da y lig ht
Saving
Tim e)
m a rk
The sel ection of the displ ays can be ma d e in t h e
f o ll ow ing ord e r wi t h ea ch dep r ess i on o f bu tt on
“A”.
A
Display
indicators
BC
D
Rotat ing compass bezel
A
C o m p a s s
d i s p l a y
A
A l a r m d i s p l ay
S t o p wa t ch
d i s p l a y
A
S i g n a l d i s p l a y
A
A
T i m e / c a l e n d a r
d i s p l a y
* The confirmation sound beeps d ifferentl y when
the t im e/cal endar d ispla y appears, so tha t you
can easil y know the displ a y show n.
* Eve n if t h e st o pw atch displa y is chang e d o ver
to another while the measurement is in progress,
the st opwatch cont inues count ing proper l y a nd
the flashing stopwatch display indicator appears
in the display.
■ HOW TO SET THE TIME/CALENDAR
AND DAYLIGHT SAVING TIME
Mont h Day Dat e
Seco nd s
Minutes
Graphic displ ay
Hour l y tim e
signal mar k
Display
indicators
“A”(AM)/
“P”(PM)
m a rk
Hou r
“DST” m ark
B
AC
D
1. Depress button “A” to show the time/cal endar
displa y .
2. Depress button “B” for 2 to 3 seconds to show
the time/ca l endar setting display. The “DST”
ma r k starts f lashing a nd the fl ashing “ON” or
“OFF” m ark is displayed in place of t he day.
3. Selection of the dig its to be adjusted (flashing)
is ma de in the fol low ing ord e r by depr e ssi ng
but t on “C”.
4. Depress bu t ton “D” t o set t he f l ashing digit s.
One d ig it is advanced with each d epression of
button “D”. Dig its except seconds move q u ick -
ly b y keeping bu t ton “D” d epr e ssed.
5. Af t e r al l th e a d j u st m e n t s ar e co m p l e t ed , de -
press bu t ton “B” to ret u rn to the t ime/cal en-
dar displ ay.
Da ylig ht
saving tim e Hou rMinutesSeco nd s →→→
12- or 24-hour
indication DateMont hYea r ←← ←
↑↓
Se cond s S et t in g
D e pr e s s b u t t o n “ D” i n a cco rd a nce w i t h a t i m e
sig nal . Th e second s are rese t t o “0 0 ” and sta r t
i m m ed i a tel y.
When the seconds count any number from “30” to
“59” and b u tt on “D” is depre ssed , one minut e i s
added and the seconds are r eset t o “00”.
How t o Set t h e D a ylig ht Sav in g Time
W it h e a ch d e p re ssi o n of bu tt on “ D”, “O N ” a nd
“OF F ” m ar k s appe a r al te r nate l y. A f te r show i n g
“ON” mark, depress button “C” to select the hour
dig it s, a nd th e n depr e ss bu t ton “ D” to se t th em
one h our a h ea d of the reg u lar tim e. “ DST” m ark
r e m ain s d isp l a ye d to ind ica t e t ha t th e da y l ig ht
saving time is shown.
N o t e s :
1. W he n se tt ing th e hou r di g it s i n t h e 1 2- hou r
indication, check that “A” (AM)/“P” (PM) mark
is properly set. In the 24-hour indication, there
is no ind ication.
2. Once the year, m onth and dat e ha ve been set,
the d a y of the w ee k is set autom a t ical l y.
3 . If t h e w a t ch i s le f t u n t ou ch ed i n th e t i m e /
calenda r set t ing display with the dig its f lash-
ing , it wil l au t om at i cal ly ret ur n t o t h e t im e/
calend ar display in 2 t o 3 minutes.
■ HOW TO USE TH E C OMP AS S
C A UT I ON
1. The compass function may not work depending
o n t h e co nd i t i on o f u s e su ch a s s ea s o n,
w e at her or o b st a cl e s int er c e pti n g vi ew of
the sun or m oon.
2. F or s u ch a ct i vit ie s as m ou n ta in cl im b i ng
and oriente e ring wh i ch re q uire very accu-
r a t e d i re ct i ons , b e su re t o u se a conve n-
tional m ag net ic compass together wit h t his
wat ch f or safety’s sake.
By sett ing the hemisph e r e and l ong itude of your
pl ace, the directions of the sun and moon, the ag e
of the moon and moon phase can be displ a yed on
the basis of the current tim e. When set according
to the directions of the sun and m oon, the rotating
com pass bezel indicates 16 directions.
Co mpas s D a t a Set t in g
•Bef ore setting the hemisphere and long itude of
you r place, check t ha t t he current time of you r
place is set correctly in the time/calendar display.
(Please note that if the “ON” mark for the daylight
saving tim e is set, the directions of the sun and
m o on are cal cu lat ed incl usive o f the one h ou r
ad vanced fr om the reg u la r t im e . If t he “ON ”
m a r k is sh o w n, t h e r efore, check that the hour
dig i t s are ad vance d one hour.)
1. Depre ss bu t ton “A” to show the compa ss dis-
pla y .
2. Depress button “B” for 2 to 3 second s to show
the compass data setting display. The hemisphere
mark starts flashing with the “LONG.” (longitude)
m a r k displayed .
3. Sel ection of the hemisphere, long itude and the
digits to be adjusted (flashing) is made in t he
foll ow ing order by depressing but t on “ C”.
Nort h e r n or Sou thern
H e m isp h ere
Ea st or west
l ong i tu de
←
→
↑ ↓
Longit u de setting
(units dig it)
Longit u de setting
(tens dig it)
4. Depress button “D” to set the hemisphere, longitude
o f yo u r pl a ce a n d t he f l a s h i ng d i g i t s. T h e
digits move quickly if the button is kept depressed.
* To set t h e l ong itud e of your pl a ce, r e f er to
“ T A B L E O F L O N G I T U D E S O F C I T I E S
THROUGH OUT TH E W ORLD” below.
5. Af t e r al l th e adj u stm e n t s ar e co m pl et ed , de -
press button “B” to return t o the com pa ss dis-
pla y .
* Fl a shing dots a ppear in the displ ay im medi-
at e l y a fter the but ton is d epresse d, to indi-
cate that the w a t ch is cal cu l ating t he direc-
tion and the ag e of the m oon.
* If the watch is left untouched in the compass
data setting display w it h the dig it s flashing,
it w il l au tom atica l l y ret u rn t o t he com pass
displ ay in 2 to 3 minu t es.
N
N
N
NN
A
A
A
AA
MO ON
AGE
Direction of
su n/ m oon
Sun com pass
indicator
Ag e of the
m o on
C om p a ss
displa y
indicator
Rota t ing compass
bezel Moon ph a se displ ay
He m isph ere ma r k
“DST” m ark
Direction mar k
Current t ime
Moon com pa ss
indicator
A
C
D
Moon a g e
m a rk B