Seiko 7B26 - Manual (Page 11)

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This watch can receive official standard frequencies from transmitting stations in Germany, the
United States, and Japan ( stations). The standard frequency to be received can be changed by
selecting the time zone.
- TIME ZONE ADJUSTMENT...page 33.
[Official standard frequency in Germany: DCF77]
DCF77 is operated by Physikalisch-Technisch Bundesanstalt(PTB).
Mainflingen transmitting station (77.5 KHz) in southeastern Frankfurt
[Official standard frequency in the United States: WWVB]
WWVB is operated by National Institute of Standards and Technology (NIST).
Fort Collins radio station (60KHz), Denver, Colorado
[Official standard frequency in Japan: JJY]
JJY is operated by the National Institute of Information and Communications Technology (NICT).
JJY is transmitted from two stations in Japan. Each station transmits JJY in a different frequency.
Fukushima (Ohtakadoya-yama transmitting station: 40 KHz)
Kyushu (Hagane-yama transmitting station: 60 KHz)
RADIO SIGNAL RECEPTION
The watch can receive a radio signal either automatically or manually.
- Automatic reception: The watch receives radio signals automatically at least once a day.
It automatically receives radio signals at 2:00 AM, 3:00 AM, and 4:00 AM.
When the watch receives a proper radio signal, the reception is completed.
The watch can continue to display the precise time as long as the automatic reception is successful.
- Manual reception: The manual reception of radio signals can be conducted.
MANUAL RECEPTION …pages 26-27
This radio-controlled watch enables the wearer to check the reception result of radio signals.
- HOW TO CHECK THE RECEPTION RESULT…pages 28-29
* If the watch is set to a time zone outside radio signal reception range, manual reception cannot be
conducted (refer to“TIME ZONE DISPLAY” on pages 36-39).
* Whether the watch succeeds in receiving radio signals or not depends on the receiving conditions (refer to
“APPROPRIATE PLACE TO KEEP A RADIO-CONTROLLED WATCH” on page 30).
* The watch cannot receive radio signals outside a reception range (refer to“RADIO SIGNAL RECEPTION
RANGE” on pages 22-25).