Electrophoretic Display (Epd); Features - Seiko S770 Instructions Manual

Electrophoretic display (EPD)

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This watch utilizes a special Electrophoretic Display, the kind of
display commonly referred to as Electronic Paper Display. Equipped
with a display drive system called an active matrix system, the
Electrophoretic Display has the following distinctive features.
・ Natural-looking smooth characters and figures
・ High-contrast black-and-white display with high visibility
・ Wide viewing angle even when tilted
→ Epd technology P151
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Features

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This solar-charged, radio-controlled watch has an Electrophoretic Display (EPD) with an active matrix
system, which off ers sharp, clear fi gures and graphics on screen.
・ The watch can receive standard radio waves from Japan, Germany, the United
Kingdom or the United States.
・ The watch can display the local time in 32 cities or regions around the world.
With this function, the watch can be conveniently used anywhere across the globe.
■ Radio Wave ･･････････････ The watch precisely adjusts the time and date by automatically receiving
Reception Function time signals via radio waves everyday.
→ P110 In addition, radio waves can be received by manual operation.
The watch can receive time signals via radio waves transmitted from
Japan (two locations), Germany, the United Kingdom or the United States.
■ Reception History ････････ The watch displays the time and date of the latest successful
Display Function radio wave reception. It also indicates the transmitting station
→ P122 from which the watch received the latest radio waves.
■ Solar Charging ･･･････････ The built-in solar panel converts any form of light into
Function "electrical energy"to power the watch. Once fully
→ P133 charged, the watch can run for up to nine months.
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■ Response of the electrophoretic display
・ Switching speed of the Electrophoretic Display
・Reverse motion of the black and white particles
■ Style Selection ･･･････････
■ World Time Function ･････
→ Electrophoretic display P98
■ Alarm Function ･･･････････
→ P130
■ Fully Automatic ･･･････････
■ Battery Life Indicator ････
■ Power Save Function ････
→ P138
・ The switching speed of the Electrophoretic Display is slower compared to other types of displays such as LEDs.
Especially when the watch is used at a low temperature, the switching speed may become even slower.
・ Wait until the watch fi nishes switching its display before proceeding to the next operation.
・
In the time display, once every 10 minutes and each time when the mode is switched, the black and white
particles are reversed. This is not a malfunction. (This is a programmed action to maintain the display quality.)
CAUTION
■ Display at a high temperature
When recharging the watch, do not place the watch in a place where it will be
subjected to high temperatures. When the watch temperature rises above
50 ℃ , the display will go blank. If this happens, press any button. You will
see the display shown at the right. In such a case, move the watch to a cool
place and wait for a while until the display returns to the normal time display.
■ Display at a low temperature
When the watch temperature drops below -5℃, you will see the display
shown at the right. In such a case, move the watch to a warm place
and wait for a while until the display returns to the normal time display.
You can choose a style (design) of time display so that
Function the watch matches your situation or preference.
→ P108
The watch can display the local time in 32 cities or
→ P124 regions around the world.
The name of the designated city is shown in full.
Three diff erent alarm times can be set.
T h e 1 - t i m e a l a r m , w h i c h s o u n d s o n c e a t t h e
designated time, and the Daily alarm, which sounds at
the designated time everyday are available.
No manual calendar adjustment at the end of the
Calendar Function month is required up until the end of the year 2060.
The watch indicates the approximate remaining
→ P136 battery level.
If no button is pressed while the watch remains in
darkness, the Power Save Mode is activated to reduce
the energy consumption.
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