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Consult the retailer from where you purchased the watch for repair or assistance with SEIKO products. Should you have any questions, please contact the SEIKO CUSTOMER SERVICE CENTER listed below. 0120-612-911 SEIKO CUSTOMER SERVICE CENTER: (toll free in Japan) Head Office...
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Thank you very much for choosing a SEIKO S750 Watch. TROUBLE SHOOTING Please read carefully the instructions in this booklet for proper and safe use of your SEIKO watch before start using it, and keep this manual handy for easy reference.
BEFORE USE ■ Make sure to keep the watch sufficiently charged ■ To receive radio signals This watch automatically receives radio signals to adjust the time every day. Check the amount of energy stored in the watch's battery and place or store in a location receiving light, etc., to sufficiently charge the battery with electricity.
CONTENTS BEFORE USE ………………………… 50 SETTING THE TIME BY RECEIIVING RADIO SIGNAL … 65 CHRONOGRAPH …………………… 72 TROUBLESHOOTING ……………… 85 CONTENTS …………………………… 51 What is a Radio-Controlled Watch? … 65 About Chronograph ………………… 72 When the Following Messages are Displayed … 85 ABOUT THIS WATCH ………………...
Features This is a solar-powerd sports watch for runners featuring an automatic radio reception function.The watch maintains precise time by automatically receiving and synchronizing itself with radio signals. In the memory recall mode, the watch displays the fastest and average lap time as well as the measured time. ■...
Specification 1. Frequency of crystal oscillator … 32,768 Hz (Hz = Hertz ... Cycles per second) 2. Loss/gain (monthly rate) ……… Less than 20 seconds (Except during automatic time setting, worn on the wrist within normal temperature range between 5℃ ■ BUILT-IN ILLUMINATING LIGHT and 35℃...
Name and Function of Each Part Main body Liquid Crystal panel Remaining battery level Solar panel → P.60 Built-in antenna Button An antenna for radio signal Radio signal icon Radio signal: Manual reception, reception is built in under reception result display the panel.
Mode switching Each Pressing of button changes the mode:Upon changing the mode, the mode name will be displayed for two seconds at the lower row. Home Time Chronograph Memory recall Timer Alarm World Time → P.56 → P.72 → P.76 →...
How to perform the time and other setting by hand Home time mode Home time setting:Set the home city, time and date. Summer time Time adjustment ※ City Setting Second → Minute → Hour (DST)Setting Second → → Minute → → Hour Long press City code/ Press button ...
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Each pressing of button changes the display, settable positions flash. Calendar adjustment 12H/24H Beep Power save Contrast Year → Month → Date Display change ON/OFF ON/OFF setting Year Month → → Date Press button Press button Press button Press button Press button , ...
How to Charge ■ How to charge ■ In the following cases, there is a high likelihood that the battery may run This watch is a solar watch. This watch operates while generating electric power from out due to battery shortage. light received on the solar panel and saving the electric power in the secondary battery.
Reference for Time Required to Charge ■ Reference for Time Required to Charge Charge the battery with reference to the times listed in the table. This watch which is fully charged once continues operating for approximately 3 months when used under the following conditions Extremely low Medium level Sufficient...
Display and Remaining Battery Amount ■ Display and remaining battery amount The panel display indicates approximately the remaining battery amount. Remaining battery amount Restruction in operation and function Remedies Sufficient Please use your watch as it is. ー Please remember to charge the Medium level battery ー...
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Remaining battery amount Restriction in operation and function Remedies Sufficiently charge the battery up to condition ① . Button operation is not allowed. After charging, please use the watch as it is. Radio signal reception is not allowed. Alarm sound is stopped. → How to charge P.58 CHARGE: ※...
Power Save (P.SAVE and SLEEP) ■ If the P.SAVE functions If button operation is not performed over a predetermined time without light, the P.SAVE (power save function) functions to prevent useless consumption of energy. Condition Restriction in operation and function Remedies 【...
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■ P.SAVE ON/OFF Set the P.SAVE. When using the chronograph or timer function for over one hour in a dark place, it is recommended to turn off (stop) the P.SAVE. Turn on the P.SAVE before normal use. To change the setting mode According to "Adjust the time by manual and various settings"...
・ When charging the watch by exposure to direct sunlight, avoid places that easily When replacing the secondary battery, make sure to install the exclusive SEIKO reach high temperatures, such as a car dashboard.
What is a Radio-Controlled Watch? ■ What is a radio-controlled watch? ■ How to receive radio signals The radio-controlled watch displays the precise time and date by The following two methods are employed for radio signal reception. automatically receiving and synchronizing itself with an accurate time ①...
In such a case, see each ・Fukushima (Ohtakadoya-yama transmitting station: 40 KHz) transmitting station station's website for further information or contact SEIKO CUSTOMER SERVICE (60kHz) ・Kyushu (Hagane-yama transmitting station: 60 KHz) CENTER.
Appropriate Place to Keep a Radio-Controlled Watch ■ To enable the watch to receive radio signals easily ■ Conditions in which the watch may be unable to receive radio signals Place the watch where it can easily receive radio signals, for example, close to a window.
Adjust the Time by Receiving Radio Signals (How to Carry Out Manual Reception) Place a watch Press button for two sec or more. Wait for a while with your watch is placed down. It will take 12 min at maximum for reception. Radio signal strength is displayed in four stages.
■ When the watch fails to recieve radio signal Confirm the reception result Reset to the home time mode Change the location or direction of the watch. Also, the reception environment varies even in the same location Could be depending on the time zone. Radio signals can easily be received After received during nighttime hours due to its characteristics.
When reception is not operated (If CHECK! is displayed) flashes: The chronograph is operating. If this message is displayed Stop the chronograph. → How to use the chronograph. P.74 flashes: The timer is operating. Stop the timer. → How to use the timer. P.80 Three conditions on the right side can be considered.Reset according to the flowchart on the right side.
Confirm Reception Result ■ Confirm reception result ■ Confirm the date and time for which the latest reception was successfully performed. The latest reception result (success/failure) can be confirmed. Displays the date and time Press button once. for which reception was successfully performed.
Chronograph ■ About Chronograph ・The lap number is displayed in 3 digits from 1 to 999. Time is measured in 1/100-second increments. ・ The 1000th lap is displayed as 000, and the ※ ・Maximum measurement time is 9 hours 59 minutes 59 seconds 99. lap after that is counted as 001, 002.
■ About channels (CH) When the chronograph is reset, the remaining amount of memory is displayed at the lower row. ・A series of data from start to reset is stored as one channel (CH). Upon entering the chronograph mode Chronograph reset: remaining memory displayed ・The starting time and date is automatically recorded.
How to use Chronograph ■ To measure time To select a mode Current time Press the button to enter the Chronograph mode. Start/Stop → Mode switching P.55. Display select ※ Upon entering the chronograph mode, the display shows the current time at the upper low. Split To start measurement Press the button...
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To measure lap time and split time Display for 10 Press the button to take lap time and split time. seconds The time is displayed for 10 seconds unchanged. Flashing After 10 seconds, the display returns to the for 10 Flashing seconds ongoing counting.
How to use the Memory Recall ■ To see the measured time ・Measurement data can be recalled by reference to the starting time and date. ※ The starting time and date is recorded in the time and date of the city set in the home time mode. If the city set for the home time is TYO, even data measured outside Japan is stored in Japan time.
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To select a channel (CH) With each pressing of the button , the channel can be selected in order from the newest. Select the channel to recall by using the starting time and date for reference. When there is no data. ※ If there is no measured time data, "NO DATA"...
How to use the Memory Recall ■ To delete the measured time ・Measurement data can be deleted collectively or one by one for each channel. ※ If a channel is selected and deleted, the channel numbers after that will be moved up. Starting time and date Display select Channel select...
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To select a channel (CH) With each pressing of the button , the channel can be selected in order from the newest. Select the channel to delete by using the starting time and date for reference. To delete measured time data Returns to ②...
How to Use the Timer ・Single timer ■ To use the timer One timer counts down only once. There are two timers that can be set from 10 seconds to 9 hours 59 minutes 59 seconds in 1-second increments. ・Single repeat timer One timer repeats counting down.
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To set the timer Timer 1 Timer 2 Number of times to repeat Minus (hour → minute → second) (hour → minute → second) (1 to 100 times) Long press the button to change the display to the timer setting mode. Plus Long press for Press the button...
How to Use World Time ■ Find out the date and time all over the world. Select a city・region You can find out the time for 32 cities and regions all over the world. Press button to select a city・region. ※...
Names of the city and Time difference ■ Universal Coordinated Time Names of the city Country The differencewih UTC Names of the city Country The differencewih UTC (UTC:Coordinated Universal Time) -------------------- Universal Coordinated Time --------- HongKong China + 8 hour UTC is the universal standard time coordinated London ★...
How to Use the Alarm ■ To set the alarm To choose Alarm 1 or Alarm 2. Two different times alarm that sounds everyday at the set time can be set. Press button to choose the alarm 1 or alarm 2. ※...
When the Following Message are Displayed Refer to each guide when either of the following messages is displayed. P.SAVE SLEEP CHECK! CHARGE Nothing is displayed. All messages are lit. Nothing is displayed Button is long pressed The P.SAVE The P.SAVE The watch has been The remaining The remaining...
TOUBLESHOOTING Trouble Possible Cause Solution The stopped watch was exposed to The light is too weak or the manner of lighting the watch has been altered while Place the watch where it can be exposed to an adequate light source. adequate light for a longer time than the watch is being charged.
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Contact the retailer from whom the watch was purchased. Others persists. due to deterioration of the gasket, etc. ※ For the solutions of troubles other than the above, contact the retailer from whom the watch was purchased or the SEIKO CUSTOMER SERVICE CENTER.
万が一、異常な動きになったときは Abnormal Display or Improper Function ■ How to Reset the Built-in IC When the watch shows an abnormal display or does not properly function, reset the built-in IC. Then the watch will resume its normal operation. Press buttons , and simultaneously It is reset for an extended time, and release them when...
■ Notes on guarantee and repair ■ Repair parts ・ Contact the retailer the watch was purchased from or SEIKO CUSTOMER ・ The repair parts of this watch will be retained usually for 7 years. SERVICE CENTER for repair or overhaul.
・If repair services cannot be provided by the retailer from whom the watch was ・ The watch body (movement・case) and metallic band. purchased, contact SEIKO CUSTOMER SERVICE CENTER. In this case, the ■ Exceptions from guarantee attached certificate of guarantee is also needed.
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○ Places of high humidity ○ Places affected by strong magnetism or static electricity ※ Immediately consult the retailer from whom the watch was purchased or SEIKO CUSTOMER CENTER (listed on the back cover). ○ Dusty places ○ Places affected by strong vibrations ※...
To Preserve the Quality of your Watch ■ Water Resistance WARNING Refer the table below for the description of each degree of water resistant ・ Do not use the watch in scuba diving or saturation performance of your watch before using. diving.
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Immediately consult the retailer from whom the watch was ・Do not wear the watch while taking a bath or a sauna. purchased or SEIKO CUSTMER SERVICE CENTER (listed on the back cover). Steam, soap or some components of a hot spring may accelerate the ・In order to maintain the water resistant performance at factory-adjusted level, make...
To Preserve the Quality of your Watch ■ BAND (MAINTENANCE PROCEDURE) ■ Leather band The band touches the skin directly and becomes dirty with sweat or dust. ・A leather band is susceptible to discoloration and deterioration from moisture, Therefore, lack of care may accelerate deterioration of the band or cause skin sweat and direct sunlight.
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Notes on skin irritation and allergy ■ Polyurethane band Skin irritation caused by a band has various reasons such as allergy to metals or ・A polyurethane band is susceptible to discoloration from light, and may be deteriorated by solvent or atmospheric humidity. leathers, or skin reactions against friction on dust or the band itself.
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