Seiko 7T84 User Manual

You ar e n ow t he proud owner of a SEIKO A nalogue Q uartz Watch Cal. 7 T84 . For be st resu lts,

7T84

plea se read t he in stru ctio ns in this booklet care fully bef ore using your SEIKO Analo gue Q uar tz
Watch . Pleas e keep t his manu al hand y for rea dy ref eren ce.

Si e si nd je tz t Be si tze r e ine r SE IK O Ana log -Qu arz uhr Ka l. 7T8 4. Bi t te les en Sie di ese
Bedi enungsanle itung vor Verwendung d er Uhr so rgfä ltig durch und h eben Sie sie gu t auf.

Vous voic i l’heureux proprié taire d ’une mont re quar tz analogiqu e SEIKO Cal . 7T8 4. Pour ob tenir
d’exce llent es p erformances de c et ar ticle SEIKO, ve uillez lire at tenti vemen t ce tte bro chure que
vous co nser vere z pour to ute référen ce ult érieu re.

Graz ie di ave r a quis tato ques to oro logi o SEIKO Analog ico al Qu arz o C al. 7T84 . Per o tte ner e
i migl ior i pos sib ili risul ta ti da questo oro log io, legge re atte nta men te le istr uzioni di qu es to
man ua le prim a di u ti liz zare l'or ologi o stes so . Co ns er var e poi il m an ual e stes so p er o gni
quals iasi ev entua le futura con sulta zione .

Enhorabuena por su ad quisi ción d e un r eloj SEIKO a nalóg ico d e cuar zo C al. 7 T84 . Para óptimo
res ulta do, lea deteni dame nte las instr ucc ione s de est e f olle to ante s de usar e l r eloj . Guarde
este m anual p ara con sult a post erior.

Você pode s enti r-se orgulhos o d e p ossuir um Relóg io SEIKO Quartz Análogo Cal. 7T8 4. Para
obter os mel hore s resu lta dos, l eia atenta men te as ins tru çõe s c ont idas n est e o pús culo a ntes
de usar o seu Reló gio SEIKO Quar tz Aná logo. Queira c onse rvar este manual pa ra referências
futuras.

FEATURES .................................................................................................... 4

DISPLAY & BUT TONS
SCRE W LOCK T YPE CROWN
CROWN WITH D RIVING WHEEL
MODE CHANGE
TIME MODE

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YACHT TIMER MODE
TIMER M ODE
STOP WATCH MODE
ALARM MODE
LOCAL TIME MODE
BATTERY CHA NGE
NECES SARY PROCEDURE AF TER BAT TERY CHANGE
HAND POSITION A DJUSTMENT
TROUBLESHOOTING

SPECIFICATIONS ......................................................................................... 40

For t he care of you r watch, s ee TO PRESERVE THE QUALITY OF YOUR

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WATCH in the attached Worldwi de Guarantee an d Instruction Bo oklet.

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CONTENTS

ENGLISH

3

English

4

English

5

FEATURES

MODE SELECT

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2

TIME mode

n

Time is indicated by the hour, minu te and sm all second hands.

YACHT TIMER mode

n

Yacht time r com bin es th e fun cti ons o f a count down tim er and a s top watch
that s tar ts op erating automatically when the timer finishes counting down. This
func tion is par tic ularl y u seful in ya cht rac ing. 5-, 6 - & 10-minute p rese t timer s
are available .

TIMER mode

n

The tim er can be set to a ma ximum of 15 minute s in 1-minute inc rements.

STOPWATCH mode

n

The st op watch ca n me as ur e 12 hour s in 1/ 5 -s ec on d in cr em ents . Wh en the
measurement reaches 12 hours, the stopwatch automatically stops.

ALARM mode

n

• Single tim e alar m: sounds o nly once at a de signated alarm tim e wit hin 12
hours.

• Reg ula r al ar m: s et to sound at a d es ignat ed t im e ever yda y on a 12- hou r
basis.

LOCAL TIME mode

n

The ti me in another time zone area ca n be sh own in 1-mi nu te incremen ts ,
off ering a dual time d isplay.

CAL. 7 T84

DISPLAY & BUTTONS

Mode indicator

Center hand

Minute hand

A

Hour hand

CROWN

a b c

Small sec ond hand

Small watch

* Some models may have a screw lock type crown. If your watch has a screw lock

type crown, refer to SCREW LOCK TYPE CROWN.

* The illustrations in the following sections of this manual may be simplified for the

purpose of explanation.

a: Normal position
b: First click
mode selection,

B

date setting
c: Second click
time setting ,
hand positio n adjus tment

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6

English

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SCREW LOCK TYPE CROWN

AB

A

B

Some models may have a s crew -loc k mechanism that can securely lock the

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crown by scre w when they are no t being operated.

Lock ing the crown will help to prevent any operational error s and enhance

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the water resistant quali ty of the watch.

It is necessary to unlock the screw lock type crow n before operating it.

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Once you have finished op erating the crown, make sure to reloc k it.

How to use the screw lock type crown

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Keep the crown securely locked unless you need to operate it.

[How to unlock the screw loc k typ e crown]

Turn the crow n counterclock wise.
The crown is unlocked and can be operated.

CROWN WITH DRIVING WHEEL

Som e model s may have a crown with a sp ec ial str uc tur e as i llu strat ed

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below. Ref er to the follow ing ins tr uc tions whe n op er ating this type of
crown, as it s hould be operated in a diffe rent way from that o f ordinary
ones.

Norma l posit ion

First cl ick posi tion

Second c lick pos ition

[How to lock the screw lock t ype crown]

On ce you have finished op er at in g the crown, tu rn it
clockw ise while gently pressing it in toward the watch
body until it s tops.

* When locking the crown, turn it slowly with care, ensuring that

the screw is properly engaged. Be ca reful not to forcibly push
it in, as doin g so may dama ge the screw hole i n the case.

Crown

Driving wheel

To pull out the crown, pull out the A portion ( crown).
To turn the crown, turn the

B portion (driving wheel ).

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English

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MODE CHANGE

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Mode indicator

A

CROWN

CROWN

Pull out to first click .

Pres s to se t th e mo d e i n d i c a t o r

A

pointing at your desir ed mode.

Up on com ple tio n of sel e cti ng t he
desired mode, push back in to normal

With ea ch pres s of button A, the mode in dicator turns i n the following
order to show the selected mode.

TIME mode

* When the mod e changes to th e TIM E mode from

YACHT TIMER m ode

(5-minute t imer)

the LOCAL TIME m od e, the mod e indic ato r tur ns
counterclo ckwise.

YACHT TIMER m ode

(6-m inute t imer)

YACHT TIMER m ode

(10-min ute tim er)

position.

LOCAL TIM E mode

* While any one of the timers among 5 -minute, 6-minute, 10- minue in the YACHT

TIMER mode or the timer in TIMER mode is measuring, you cannot use another
timer at the same time. Therefore, the mode indicator will not move to indicate
any other timer modes unless it is stopped.

STOPWATCH modeALAR M mode

TIMER mode

English

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TIME MODE

MODE SELECT

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MODE SELECT

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Time setting procedur es include hand set tings of the main watc h and small

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watch to the current time.
The hands should be corre ctly ali gne d to the 0 position (initial po sit ion )

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before starting to se t the tim e. If they are not corre ct ly al ign ed to the 0
position, it is necessary to corre ct their alignment before setting the time.
To correc t the hand alignment, refer to H AND POSITION ADJUSTMEN T.

How to set the time (main watch and small watch)

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Small sec ond hand

CROWN

Pu ll o ut t o seco nd cli ck whe n the
small se cond hand is at the 12 o’clo ck
position.

The small second hand will stop on
the spot.

* If the crown is pulled o ut while the ti mer

or sto pw atc h i s mea sur in g time , the
measurement will be fo rcibly termin ated
and the ti mer or the st opwatc h will be
reset.

Hour hand

Minute hand

CROWN

B

Turn to s e t t h e ti m e o f t he ma i n
watch.

* Th e m o m en t th e da te c h a nge s is

midn ight. When s etting th e hour hand,
be sure that AM /PM i s set correctly.

* While doing so, set th e minute hand 4 to

5 minutes ahe ad of the correct ti me, and
then slow ly move it back to th e exa ct
minute( s).

Pr es s to set the time for the small
watch.

With ea c h pr e s s o f b u t t o n B th e
sm al l wat ch hands wi ll a dv an c e 1
minute. Pressing and holding button
B will advance the small watch hands
rapidly.

Small watch

B

CROWN

Up on co mple t i on of a ll se t tin g s ,
pus h b a c k i n t o no rmal po s i t ion
simultaneously with a time signal.

English

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How to set the date

2

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Date setting should alway s be carried ou t after the time is correctly set.

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Manual date adjustment is require d on the firs t day af ter a month that has

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less than 31 days: Februar y, April, June, September and November.

CROWN

CROWN

CROWN

Pull out to first click .

Turn clock wis e to set the date.

* While you a re setting the date, do not

press either but ton A or B, as pressing
but ton A o r B whi le the cro wn is at
th e firs t cli ck po si ti on ca n cha ng e
the mode and t he setti ngs in some
modes.

* Do n ot set the date during any time

betwe en 9: 00 P.M. and 1: 00 A. M.
Date sett ing durin g thi s time peri od
may cause fail ure of date change on
the following day.

Push back in to normal position.

YACHT TIMER MODE

Yacht timer combines the functions of a c ount down timer and a stop watch

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that star ts operating au tomaticall y when the timer finishes counting down.
This function is par ticularly useful in yacht racing.

Yacht timer operation

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• Th ere ar e 3 pr e -se t yac hti ng timer mo des : 5- minut e, 6 -minu te and
10-minute timers.

• Upon ac tivating the yacht timer function, the selected yacht timer starts
counting down in 1-se cond in crements.

• The r emainin g time is indica ted by the center hand and the t wo hands
of the small watch, which turn counterclockwise while the yacht timer is
counting down.

• Wh en t he ya c ht ti mer finish es cou nt in g dow n, the be ep w il l sound
indic ating that time is up and the measurement is automatically switched
to the stopwatch.

• The stopwatch can measure 12 hours in 1-second increments. When the
measurement reac hes 12 hours, the s topwatch automatically stops.