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8B63
C-21
BSN8B63-2112
World Time Solar Radio Signal for 5 Areas Around the World (Japan, China, U.S.A., Germany, UK)
「カスタマーサービス」 > 「取扱説明書」
日本語 ..................................................
English ................................................
Please refer to the Instruction Manuals
そのほかの言語の取扱説明書は、パソコンや
of other languages by accessing
スマートフォンから当社ホームページ内の
"Customer Service"→ "Instruction"
on our Website from PC or Smartphone.
にアクセスいただき、ご覧ください。
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https://www.seikowatches.com/
8B63
INSTRUCTIONS
1
JA
1
EN
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Summary of Contents for Seiko C-21
- Page 1 C-21 8B63 BSN8B63-2112 8B63 World Time Solar Radio Signal for 5 Areas Around the World (Japan, China, U.S.A., Germany, UK) INSTRUCTIONS 日本語 ..........English ..........Please refer to the Instruction Manuals そのほかの言語の取扱説明書は、パソコンや of other languages by accessing スマートフォンから当社ホームページ内の "Customer Service"→ "Instruction"...
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Page 2: Table Of Contents
If you cannot have your watch repaired by the retailer from whom the watch was purchased because you received the watch as a gift, or you moved to a distant place, please contact SEIKO CUSTOMER SERVICE CENTER. The service may also be available on a chargeable basis at other retailers, however, some retailers may not undertake the service. -
Page 3: Handling Cautions
○ If the watch body or band becomes edged by corrosion etc. ○ If the pins protrude from the band. Automatic hand position adjustment function * Immediately consult the retailer from whom the watch was purchased or SEIKO CUSTOMER SERVICE (Adjustment of preliminary positions of hour, CENTER. -
Page 4: Characteristics
Immediately consult the retailer from whom the watch was purchased or • Two sets of time displays are provided to indicate the local time in two different time zones at the same SEIKO CUSTOMER SERVICE CENTER. time. ■ World Time Function.... -
Page 5: How To Use The Button
● Reception level display ● Reception result How to use the button display [Manual reception] Some models may have a button which is recessed in the watch case to prevent accidental input. [Check of reception result] H : High reception level (50-second Shape of the button differs depending on the design of the watch. -
Page 6: Setting The Time, Date And Day By Receiving A Radio Signal
Checking the time, date and day Setting the time, date and day by receiving a radio signal * The hands of this watch cannot be moved by turning the crown. * So when adjusting the time, date and day, refer to the following regarding the procedures. ■... -
Page 7: Radio Signal Reception Range: Japan (Jjy)
■ Radio signal reception range: Japan (JJY) ■ Radio signal reception range: China (BPC) The reception range from the transmitting station is approximately 1,000 km (1,000 km radius of the The reception range from the transmitting station is approximately 1,500 km (1,500 km radius of the transmitting station). -
Page 8: To Improve Radio Signal Reception
Y In such a case, see the (each) station’s website for further information or contact Button A (Yes: the 10-second SEIKO CUSTOMER SERVICE CENTER. Press once position) and release • Websites of transmission stations (As of August 2020) -
Page 9: How To Use The World Time Function
How to use the world time function If a reception was successful: The seconds hand points to Y • A radio signal has been received successfully. Use the watch without any adjustments. * When the watch is not displaying the precise time, date and day even after successfully receiving a radio signal. ■... -
Page 10: Time Zone Display And Time Difference Table
The radio signal transmitting station can be changed by selecting the time zone. Time zone display and time difference table When selecting a time zone for regions other than the radio signal reception ranges, the radio signal reception function will not work. * When setting the daylight saving time (DST), add one hour to the time zone of the target area. -
Page 11: Q&A For The World Time Function
■ Q&A for the world time function About dual time display Q : Will the watch be automatically set to the local time when it is moved to a place outside Japan in a different time zone? Equipped with the main watch and sub dial, the watch can simultaneously indicate the local times in two A : The watch will not be automatically set to the local time if it is just moved to a place outside Japan in a different time zone. -
Page 12: Charging The Battery
Charging the battery ■ Guide to charging times Charge the watch using the times below as a guide. ■ How to charge the battery In the state where From the state where the watch is the hand moves (The Expose the dial to light to charge the watch. stopped (Not charged) watch is charged) Illuminance... -
Page 13: Power Source
Power Source * Overcharge prevention function When the secondary battery is fully charged, the overcharge prevention function is automatically activated to avoid further charging. The battery used in this watch is a special secondary battery, which is different from ordinary There is no need to worry about damage caused by overcharging no matter how much the batteries. -
Page 14: Lumibrite
Lumibrite Water resistant performance If your watch has Lumibrite Refer the table below for the description of water resistant performance of your watch before using. (Please look at P.47.) Lumibrite is a luminous paint that absorbs the light energy of sunlight and lighting apparatuses in a short time and stores it to emit light in the dark. -
Page 15: Band
● Leather band Band • A leather band is susceptible to discoloration and deterioration from moisture, sweat and direct sunlight. • Wipe off moisture and sweat as soon as possible by gently blotting them up with a dry cloth. The band touches the skin directly and becomes dirty with sweat or dust. Therefore, lack of care •... - Page 16 A Type B Type Lift up the clasp to release the buckle. Remove the pin from the adjustment hole. Slide the band left and right, and reinsert the pin into the adjustment hole at an appropriate length. Buckle Adjustment hole Fixed loop Flap Movable loop...
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Page 17: How To Use An Adjustable Three-Fold Clasp (Pointed Tip Diving Type)
How to use an adjustable three-fold clasp (Pointed Pull the pin out of an adjustment hole of the Fasten the flap. band. Slide the band to adjust its length and tip diving type) find an appropriate hole. Place the pin into the hole. -
Page 18: How To Use An Easy Adjust Type Clasp
How to use an easy adjust type clasp 3. Slide the band to the right and left and at an appropriate length, push the pins firmly into the adjustment holes again at those 2 Some bands are provided with an easy adjust type clasp for fine adjustment of the band’s length. locations. -
Page 19: After Sales Service
According to use conditions, the oil retaining condition of your watch mechanical parts may deteriorate, abrasion of the parts may occur due to contamination of oil, which may ultimately lead the • Contact the retailer from whom the watch was purchased or SEIKO CUSTOMER SERVICE CENTER watch itself to stop. -
Page 20: When A Radio Signal Cannot Be Received
■ How to manually set the time When a radio signal cannot be received If the watch is continually used in an environment in which a radio signal cannot be received (a region other than the radio signal reception ranges, etc.), set the time manually. When a radio signal cannot be received, refer to the following. -
Page 21: How To Manually Set The Day Of The Week
Keep pressing down the Button A (for 2 Press the Button B to set the date. seconds) until the seconds hand moves to Button A To advance a point to the 55-second position. Press button once and then release it. Press for date 2 seconds... -
Page 22: Preliminary Position
Preliminary position Press the Button B to set the day of the week. To advance one Press button once and then release it. When the watch is unable to display the precise time, date or day even if it successfully receives a radio signal with the correct time zone setting, the preliminary position may be misaligned. - Page 23 Within 20 seconds after the date stops, Press the Button B to set the day hand to press the Button B to set the date to “1”. point to “S” (Sunday). Make sure that the numerical number “1” is located at Make sure that the day hand is set to point to “S”.
- Page 24 At trouble Possible causes Solutions Reference At trouble Possible causes Solutions Reference The power save function has been Do not move the watch while it is 1. Fully charge the watch so that The watch was moved while it was activated.
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Page 25: Setting The Preliminary Position Of The Date, Day Hand, Hour And Minute Hands
At trouble Possible causes Solutions Reference At trouble Possible causes Solutions Reference The watch displays an The stored electric power is running Sufficiently charge the watch until it Misalignment P.40 incorrect time hour unit, short. starts moving at one-second intervals. of the time Check the selected time zone and set it The crown or button... - Page 26 Specifications Cal. 8B63 1. Features Main watch with three hands (hour, minute and seconds hands), date display, Retrograde day indicator, Sub dial with 2 hands (Hour and Minute hands) 2. Frequency of crystal 32,768 Hz (Hz= Hertz, cycles per second) oscillator 3.