Casio GW-A1100 User Manual
Gravity Defier
GW-A1100
Quick Operation Guide
Direction Measurement Function-equipped.
The Pilot’s Watch Evolves Even Further.
Tough Triple G Resist structure protecting against
3 types of gravitational acceleration
Direction measurement function employing a newly
developed miniature magnetic sensor
World Time with direct UTC display
Module
No.
5311
Series’ largest 35.4mm wide face design
Durable, high-transparency sapphire crystal with
non-reflective coating
First use of carbon-fibre material for
second hand fabrication
Oversized crown with superior grip
Operation from the Timekeeping Mode
Operations are performed using the watch’s crown and the three
buttons indicated by the letters , and in this guide.
Hour Hand
(24-hour format)
Hour Hand
A
C
B
Second Hand
Minute Hand
A
Mode Dial Hand
Day of week display
in Timekeeping Mode
Crown
Day
B
C
Selecting a Mode
The mode changes with each press of .
Timekeeping Mode
C
AL
Alarm Mode World Time Mode
C
Timer Mode
Important!
Holding down in any mode returns the display to the Timekeeping Mode.
C
C
C
C
C
Stopwatch Mode
WT
STTR
Using the Crown
This watch has a screw-lock crown.
Locking the crown
1
Be sure the crown is pushed in (see “Pulling out, rotating and pushing in
the crown” at right). *Note that attempting to lock the crown when it is
not pushed in can cause unintended watch operation.
2
Rotate the crown until the groove is aligned with mark 1.
3
While holding down the crown , rotate it to the right until the groove is aligned
with mark 2.
4
Pull gently on the crown to make sure it is locked securely in place.
Mark 1
Groove
Mark 2
Groove
You should normally have the crown locked during daily use. Leaving the crown
unlocked creates the risk of unintended operations or even damage due to impact.
Unlocking the crown
Rotate the crown until the groove is aligned with mark 1.
Pulling out, rotating and pushing in the crown
Pull out Rotate Push in
Important!
Unlock the crown before
performing any of these operations.
Gravity Defier
GW-A1100
Quick Operation Guide
Module
No.
Technology & Operation
TRIPLE G RESIST
Precision shaping of the hands for optimal weight balance endows them with structural
toughness to resist shocks, centrifugal gravity and vibrations.
®
GEL
α
*αGEL® is a material with
silicone as its main component
and featuring superior
vibration-absorption capabilities.
GEL® is a registered
*
α
trademark of Taica Corporation
in Japan, the United States and
Shock-resistant structure
Centrifugal force resistance
Vibration resistance
other countries.
Direction Measurement Function
Installation of a direction measurement function, an indispensible tool for pilots, has been achieved through
remarkable magnetic sensor miniaturisation (95%) and energy savings (90%).
5311
Determining a Direction
1
Select the Timekeeping Mode.
2
With the watch held horizontally, point the 12 o’clock position
on the dial in the direction you want to measure and press .
A
The second hand pauses at the 12 o’clock position, and
then moves after about 2 seconds to indicate north.
3
Press to return to the Timekeeping Mode.
C
<Checking the bearing>
Direction you want
to measure
NorthNorth
NW
N
A
About
2
seconds
C
World Time with direct UTC display
Users benefit from instantaneous display of UTC (Coordinated Universal Time) as well as switchover between Home
Time/World Time displays.
World Time
1
Pull the crown out to the first stop in the World Time mode.
2
Rotate the crown to move the second hand to point to your
desired city code.
3
Push the crown in.
Second Hand:
Points to the World Time city code
for about 3 seconds immediately
after entering the World Time mode.
Hour Hand
*NYC: NEW YORK
Hour Hand
(24-hour format)
Minute Hand
Crown
Day
Mode Dial Hand:
WT is displayed in the
World Time mode.
Pull out
1 stop.
Switching between your Home
City and World Time City
Press for about 3 seconds in the Dual Time mode. The
A
display switches between your Home City and World Time City.
Example
Before
After
With Tokyo as your Home City and New York as your
World Time City
Home City
TOKYO ( TYO)
22:08
(Standard Time)
NEW YORK (NYC)
09:08
(Summer Time)
World Time City
NEW YORK (NYC)
09:08
(Summer Time)
TOKYO ( TYO)
22:08
(Standard Time)
TOKYO / 22:08
A
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