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Seiko Astron 7X52 GPS Solar Manual

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6
TROUBLESHOOTING
58

7
SPECIFICATIONS
59

SPECIFICATIONS
1.Basic function ･･････････････････････ Main-dial ; three hands (hour/minute/second hands), date display,
indicator hand, sub-dial ; two hands (hour/minute hands)
2.Frequency of crystal oscillato ････････32,768 Hz (Hz = Hertz ... Cycles per second)
3.Loss/gain (monthly rate) ･･････････ Loss / gain ±15 seconds on a monthly rate (Except the case when
the watch is used without an automatic time setting by receiving
GPS signal and when it is worn on t he wrist wit hin a normal
temperature range between 5℃ and 35℃ ).
4.Operational temperature range ････Between −10℃ and +60℃
5.Driving system ･････････････････････ Step motor (hour/minute/second hands of main-dial, date, indicator
hand, hour/minute hands of sub-dial)
6.Power source ･･･････････････････････Secondary battery, 1 piece
7.Duration of operation ･･･････････････ Approximately 6 months (Fully charged, and the Power Save is not
activated).
※ If the Power Save is activated after it is fully charged, the watch
continues to run for approximately 2 years at maximum.
8.GPS signal reception function ･････ Time zone adjustment, manual time adjustment, automatic time
adjustment
9.IC (Integrated Circuit)･･････････････Oscillator, frequency divider and driving circuit C-MOS-IC, 4 pieces

Set the date to “1” (1st) ( ⑤ , ⑥ )
   
    
  
    


   


  





Press Button B or C to set the
date to “1”
6



󰒊
To
return
the date
slightly
To
advance
the date
slightly





Continue to press Button B and C simultaneously
(3 sec) and release them when the second hand
moves to the 13-sec position
5








Button
C
Button
B


Set the time ( ⑩ )
Set the time by receiving GPS signals
10
󰒄󰒌


󰒄 

󰒅 
󰒆 
When you are in a place where GPS signals can be
easily received (P. 13), adjust the time zone.
→ How to adjust the time zone P.40
When the time and date are set,
operation is completed.


Set the indicator hand to “E” ( ⑦ 〜 ⑨)
Press Button B or C to adjust the
indicator hand as shown in the gure
8



To move
the hand
counter-clock
wise
To move
the hand
clockwise













󰒌
Continue to press Button A (2 sec),
and release it when the second
hand moves to the 55-sec position


Press
for
2 sec
7
When operation is completed, press
Button A and then release it







     
        




Button
A
9
… 16


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Others manual(s) of Seiko Astron 7X52 GPS Solar

Seiko Astron 7X52 GPS Solar User Manual - English - 59 pages

Seiko Astron 7X52 GPS Solar User Manual - German - 58 pages

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