How To Use Button; Crown; Before Use; Checking The Charging Status - Seiko 3B51 Instructions Manual

HOW TO USE THE BUTTON
1
Some models may have a Button which is recessed in the watch case to
prevent accidental input. Shape of the Button diff ers depending on the
design of the watch.
Upper half of the Button is The Button is covered except
covered. the hollow in the middle.
Press the lower half of the Press the hollow using an
Button or press the hollow in object with a long tapered tip.
the middle using an object with
a long tapered tip.
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Before Use
Checking the Charging Status
1
2
When the movement of the second hand shows an energy depletion state, the battery requires charging.
The second hand
The watch is
moves at one-
suffi ciently charged.
second intervals.
The second hand
moves at two-
The charged energy is depleted.
second intervals.
The second hand
Charge the battery suffi ciently.
moves at fi ve-
second intervals.
The power save function is activated. → page 101
Check the movements of the second hand
The second hand
after releasing the Power Save mode.
is stopped.
The energy stored in the watch runs low.
Charge the battery suffi ciently.
※ If the second hand does not move at one-second intervals even after fully charging the battery → Charging the solar battery in At Trouble on page 136
88
The Button is recessed in
the watch case.
Press the hollow in the middle
using an object with a long
tapered tip.
→ page 100
How to
Charge
the
Battery
→ page
98

CROWN

There are two types of crown, a normal crown and a screw-lock type crown.
Please check the type of the crown of your watch.
While pressing
The
the crown
crown
in, turn it in
Pull out the crown and operate it.
turns.
the direction
indicated by
the arrow.
The crown
does not turn.
Unlock the crown before operating it. After operating the
(It cannot be
turned any
Unscrew
further.)
※ I f your watch has a screw-lock type crown, the crown screws into the watch to prevent malfunction and increase water resistance.
※ Be careful not to screw the crown in by force as it may damage the slots of the crown.
Checking the Time
2
※ The hands of this watch cannot be moved by turning the crown.
So when adjusting the time, refer to the following pages regarding the procedures.
When the time a
Use the watch without
correct
adjustment.
How to Set the
Time Zone
→ page 102
※ When setting a
When ether
time zone for a
time is
region other than
incorrect
Tokyo (Japan),
the radio signal
r e c e p t i o n
function will not
work.
Normal crown
Screw-lock type crown
crown, lock it.
While pressing the
crown in
Screw
When the radio Setting the Time by
signal can be
Receiving a Radio Signal
received → page 126
Radio Signal Reception Range Indication → page 92
Environments in which it is Diffi cult to Receive a Radio Signal → page 94
When a radio
How to Manually Set the Time
signal cannot
→ page 128
be received
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2
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