Seiko 7B24 Manual Download Page 1

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*Lengthadjustmentserviceformetallicbandsisavailableatthe

retailerfromwhomthewatchwaspurchasedorSEIKOCUSTOMER

SERVICECENTER.

Theservicemayalsobeavailableonachargeablebasisatother

retailers,however,someretailersmaynotundertaketheservice.

ThankyouverymuchforchoosingaSEIKOwatch.

ForproperandsafeuseofyourSEIKOwatch,

pleasereadcarefullytheinstructionsinthis

bookletbeforeusing.

Keepthismanualhandyforeasyreference.

Summary of Contents for 7B24

Page 1: ...CENTER The service may also be available on a chargeable basis at other retailers however some retailers may not undertake the service Thank you very much for choosing a SEIKO watch For proper and saf...

Page 2: ...ge In Japan JJY 96 Radio signal reception range In China BPC 97 Radio signal reception range In the United States WWVB 98 To enable the watch to easily receive a radio signal 99 Environments in which...

Page 3: ...source 130 Guarantee 132 After sales service 134 7 Troubleshooting How to conduct manual reception Receiving a radio signal manually 136 Conditions in which the watch may be unable to receive radio s...

Page 4: ...ediately stop wearing the watch in following cases If the watch body or band becomes edged by corrosion etc If the pins protrude from the band Immediately consult the retailer from whom the watch was...

Page 5: ...vibrations CAUTIONS If you observe any allergic symptoms or skin irritation Stop wearing the watch immediately and consult a specialist such as a dermatologist or an allergist Other cautions Do not di...

Page 6: ...s watch adjusts the time and the date precisely by automatically receiving radio signals daily In addition radio signals can be forcibly received with manual operation This watch can receive official...

Page 7: ...s to set the time if the watch is worn in a radio signal reception range A solar cell underneath the dial converts any form of light into electrical energy to charge it Once fully charged the watch co...

Page 8: ...setting mode page 140 Second click Manual time setting mode page 138 Time zone adjustment mode setting the time to a local time abroad page 106 Button B Crown Button A Minute hand Hour hand Second ha...

Page 9: ...result refer to page 102 Reception Level Display About the reception level display refer to page 137 Positions of above displays may differ depending on the model About This Product automatic recepti...

Page 10: ...e middle of the button Button B is recessed in the watchcase Button B is recessed in the watchcase Press the lower half of Button B or press the hollow in the middle of the button using an object with...

Page 11: ...operating it Pull out the crown and operate it Turn the crown clockwise If your watch has a screw lock crown the crown screws into the watch to prevent malfunction and increase water resistance Be ca...

Page 12: ...ufficiently charged The energy depletion forewarning function is activated page112 The power save function is activated page113 The watch completely stops operating As the charged energy is running ou...

Page 13: ...e by receiving a radio signal page 94 Manually set the time and date pages 138 141 Radio signal reception range indication pages 96 98 Environments in which it is difficult to receive a radio signal p...

Page 14: ...Cesium Atomic Clock that may have a 1 second loss or gain per one hundred thousand years Mechanism of radio signal reception Cesium Atomic Clock Radio controlled watch Receive radio signals through th...

Page 15: ...cannot automatically receive a radio signal due to a difficult receiving environment it is possible to receive them arbitrarily at any time How to conduct manual reception pages 136 137 The antenna f...

Page 16: ...dio signals or not depends on the receiving conditions Refer to Environments in which it is difficult to receive a radio signal on page 100 Radio signal reception range In Japan JJY JJY is operated by...

Page 17: ...tion Radio signal reception range In China BPC 1 500km Shangqiu National Time Service Center Frequency 68 5kHz The watch may be able to receive radio signals outside a reception range if the receiving...

Page 18: ...me zones within the reception range 1 500km Fort Collins transmitting station Frequency 60 KHz The watch may be able to receive radio signals outside a reception range if the receiving conditions are...

Page 19: ...ard the window enables the watch to receive radio signals more easily In order to secure a stable radio signal reception keep the watch stationary without changing the direction of the watch or tiltin...

Page 20: ...es generating radio interference such as construction sites or places with heavy traffic Close to overhead power lines TV stations train cables Inside a building between tall buildings underground Ins...

Page 21: ...ge its accurate quartz movement will continue to keep the time The time signal transmission may be stopped during maintenance of the facilities of each transmitting station or because of a lightning s...

Page 22: ...ode In this case press Button A again to display the time How to check the reception status 102 The second hand indicates the reception results 2 BPC JJY If a reception has failed The second hand poin...

Page 23: ...tch is able to easily receive radio signals during nighttime hours When manually adjusting the time even after successfully receiving a radio signal reception results are reset to N When pulling the c...

Page 24: ...al time of a desired area by selecting its time zone When the watch is set in the time zone adjustment mode the second hand indicates the time zone Press the button to set the time zone referring to t...

Page 25: ...on of time zone setting therefore does time lag occur The internal circuit stores the time therefore no time lag occurs How accurate is the watch while the time difference is being set While the time...

Page 26: ...of the second hand is kept for ten seconds or more the watch automatically switches to the time display state When it is in the middle of operation re attempt the operation from procedure 1 Press and...

Page 27: ...e 3 Set the second hand to the 9 second position The radio signal transmitting station can be changed by setting the time zones When setting a time zone for regions other than reception range the radi...

Page 28: ...ivable official standard frequency 0 second position 0 London UTC 59 second position 1hours Azores 58 second position 2hours DST Rio de Janeiro 57 second position 3hours Rio de Janeiro 56 second posit...

Page 29: ...In addition Daylight Saving Time Summer Time is individually adopted in some regions What is UTC Coordinated Universal Time UTC is the universal standard time coordinated through international agreem...

Page 30: ...cannot receive sufficient light the power stored in the solar cell may be easily depleted because the watch cannot be sufficiently charged When changing the watch keep the watch temperature under 60...

Page 31: ...ries depending on the model of the watch The movement of the second hand checking the charging status page 92 111 Solar Charging Function Illumination LUX Light source Condition Example Time required...

Page 32: ...vated charge the watch sufficiently Neither the buttons nor the crown can be operated while the second hand moves at two second or five second intervals this is not a malfunction While the second hand...

Page 33: ...me if necessary The second hand stops pointing at the 15 second position and the hour and minute hands also stop The second hand stops pointing at the 45 second position and the hour and minute hands...

Page 34: ...soft toothbrush is convenient After soaking the watch in seawater be sure to wash the watch in clean pure water and wipe it dry carefully Turn the crown from time to time In order to prevent corrosio...

Page 35: ...ne example Performance of your watch is different from above sample The case back shows the caliber and performance of your watch Caliber number The number to identify the type of your watch Water res...

Page 36: ...e back Water resistant performance No indication Non water resistance WATER RESISTANT Water resistance for everyday life WATER RESISTANT 5 BAR Water resistance for everyday life at 5 barometric pressu...

Page 37: ...ts such as swimming The watch is suitable for diving not using an air cylinder Condition of use WARNING Not suitable for swimming Avoid drops of water or sweat The watch withstands accidental contact...

Page 38: ...ration diving have not been conducted on the water resistant watch with the BAR barometric pressure display For diving use special watches for diving If the inner surface of the glass is clouded with...

Page 39: ...t watch may lessen its water resistant performance because of deterioration of the adhesive on the glass or gasket or the development of rust on stainless steel Do not leave moisture sweat and dirt on...

Page 40: ...products Keep the watch more than 5 cm away from magnetic products JIS level 1 standard Keep the watch more than 1 cm away from magnetic products JIS level 2 standard When the hand positions deviate...

Page 41: ...Magnetic health pillow etc The reason why analogue quartz watch is affected by magnetism It is because the built in motor of the watch which harnesses magnetic power and external strong magnetism affe...

Page 42: ...ower sleeve edge of shirts Wipe off moisture sweat or soil with a soft cloth as soon as possible To clean the soil around the joint gaps of the band wipe it out in water and then brush it off with a s...

Page 43: ...band is susceptible to discoloration from light and may be deteriorated by solvent or atmospheric humidity Especially a translucent white or pale colored band easily adsorbs other colors resulting in...

Page 44: ...of special clasps as described below If the clasp of the watch you purchased is one of them please refer to the indications A Type page 125 B Type page 126 A B C Type page 128 C 124 To Preserve the Q...

Page 45: ...125 To Preserve the Quality of Your Watch Lift up the clasp to release the buckle Open the flap Take the pin out of the adjustment hole adjust the size of the strap by sliding it back and forth and th...

Page 46: ...serve the Quality of Your Watch No Fixed loop with Metal Bracelets Press the button on both sides of the buckle pull the buckle up The band will automatically come out of the loop Place the tip of the...

Page 47: ...n the clasp 2 Press the push buttons again to unfasten the buckle 3 Pull the pin out of a adjustment hole of the band Slide the band to adjust its length and find an appropriate hole Place the pin int...

Page 48: ...ft to open the clasp 2 To adjust Pull the pins out of the adjustment holes on the band Slide the band to the appropriate length Push the pins into the new holes on the band Push button Adjustment hole...

Page 49: ...emits the light it stores the luminance level of the light decreases gradually over time The duration of the emitted light may also differ slightly depending on such factors as the brightness of the p...

Page 50: ...ng time on page 111 to check the time required for fully charging the watch Notes on charging the watch When charging the watch do not place the watch in close proximity to an intense light source suc...

Page 51: ...life may shorten This condition changes depending upon usage condition and storage environment The secondary battery is an environmentally friendly clean energy storage device When replacing the secon...

Page 52: ...blems and damage caused by acts of god natural disasters including fire floods or earthquakes The certificate of guarantee is valid only if all the necessary items are properly filled in We will not h...

Page 53: ...ds glass and bracelet or parts thereof may be repaired with substitutes if the originals are not available If necessary movements will be replaced For length adjustment service of a metallic band ask...

Page 54: ...al parts may deteriorate abrasion of the parts may occur due to contamination of oil which may ultimately lead the watch itself to stop As the parts such as gasket may deteriorate water resistant perf...

Page 55: ...or SEIKO CUSTOMER SERVICE CENTER for repair or overhaul Within the guarantee period present the certificate of guarantee to receive repair services Guarantee coverage is provided in the certificate of...

Page 56: ...nable the watch to easily receive a radio signal page 99 When the second hand has moved to the zero second position the watch will start to receive a radio signal The antenna for receiving radio signa...

Page 57: ...adio signal reception range on pages 96 98 When the watch is unable to receive radio signals If the Reception has failed The second hand points to N on page 103 Do not move the watch while receiving a...

Page 58: ...a radio signal it can be manually adjusted When the watch is unable to receive a radio signal it can move depending on normal quartz movement accuracy of loss gain 15 seconds per month When adjusting...

Page 59: ...e taking into consideration that it is set during the AM and PM OneminuteAdvance Press Button A once and then release it Continuous Advance When Button A is kept pressed for two seconds or longer the...

Page 60: ...r conducting manual adjustment of the date it displays the received date When using the watch again in regions in which the watch is able to receive the radio signals it is recommended to perform Manu...

Page 61: ...of the date the button cannot be operated When the crown is a screw lock type lock it page 91 Adjust the date by advancing the date The date cannot be reversely moved One day Advance Press Button A on...

Page 62: ...ndposition alignment function activates once aminute for the secondhand andat12 00both for the AMandPM for the minute andhour hands The preliminary position of the hour and minute hands can be adjuste...

Page 63: ...phone Clasps for a bag or wallet Magnetic therapy devices a heating pad bedding a lumbago band etc Misalignment of the time and date In the case of having a strong impact Misalignment of the time and...

Page 64: ...at the preliminary position Press and hold Button A and Button B simultaneously until the secondhandstopsatthe13 secondposition forfourseconds 1 Button A Button B Press the Buttons Simultaneously for...

Page 65: ...to conduct manual reception page 136 If the watch is unable to receive radio signals How to manually set the date page 140 Automatic mode termination 3 The date can only be advanced It cannot be turne...

Page 66: ...ters the mode to adjust the preliminary position of the date Press and hold Button A and Button B simultaneously until the second hand stops at the 13 second position for four seconds 1 Button A Butto...

Page 67: ...ed The hour and minute hands start to move and then all hands will stop at the 0 second position After 10 seconds when the all hands will stop at the 0 second position the watch will return to display...

Page 68: ...light the power save function is automatically activated in order to reduce unnecessary energy consumption The stopped second hand pointing to the 45 second position started moving The Power Save has...

Page 69: ...ou are wearing the watch When taking the watch off place the watch in a location as bright as possible page 110 Wait until the watch returns to the current time display Use the watch as it is this is...

Page 70: ...00 Transmitting stations may have stopped transmitting radio signals for some reason Transmission stop The watch is set to a time zone other than a radio signal reception range a wrong transmitting st...

Page 71: ...ission stop Attempt to receive a radio signal again after a while page 101 Check the time zone that the watch is currently set for the transmitting station that is currently selected and select the ri...

Page 72: ...minutes and seconds The watch may be set to a time in a different time zone from the region where the watch is currently used The reception results are successful but the precise time is not displaye...

Page 73: ...the right time zone page 106 No crown or button operation is needed since the automatic hand position adjustment function will be activated to align the hand positions Automatic Hand Position Adjustm...

Page 74: ...f various external sources or after the built in IC is reset Operation The crown or buttons cannot be operated The stored electric power is running short Date and day are moving right after a setting...

Page 75: ...ufficiently charge the watch until it starts moving at one second intervals page110 Wait for a while without doing anything Leave the watch as it is for a while The watch resumes regular movement If t...

Page 76: ...tervals even after fully charging the battery perform the procedures from to re establish normal function When the crown is a screw lock type unlock it page 91 Button A Button B PressandholdButtonAand...

Page 77: ...e re a t te m pt t h e operation from the procedure 2 The watch enters the mode to adjust the preliminary position of the date Press and hold Button A and Button B simultaneously until the second han...

Page 78: ...ontinuous advancement If Button B is kept pressed for two seconds or longer the dates advance continuously Press Button B again to stop Fine tuning Each pressing of Button B advances the date graduall...

Page 79: ...Press and hold Button B until the second hand moves for four seconds to the 0 second position 6 When a no movement state of the second hand is kept for ten seconds or more the watch automatically swit...

Page 80: ...essing Button B The second hand moves clockwise by pressing Button A 1 Other areas List of major time zones around the world page 108 Set the time zone of the area where the watch is used Pressing the...

Page 81: ...er the procedure 7 has been completed Set the Time 8 Set the time by receiving a radio signal How to conduct manual reception page136 If the watch is unable to receive radio signals How to manually se...

Page 82: ...pproximately six 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 one year and a half at m...

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