Seiko 7T82 Manual
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Seiko 7T82 Manual

Seiko 7T82 Manual

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You are now the proud owner of a SEIKO 1/100-Second Retrograde
Chronograph Cal. 7T82. For best results, please read the instructions in this
booklet carefully before using your SEIKO Analogue Quartz Watch. Please
keep this manual handy for ready reference.
Es usted ahora el orgulloso propietario del Cronógrafo Retrógrado de 1/100
de Segundo de SEIKO, Cal. 7T82. Para óptimo resultado, lea detenidamente
las instrucciones de este folleto antes de usar el reloj. Guarde este manual
para consulta posterior.

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Summary of Contents for Seiko 7T82

  • Page 1 You are now the proud owner of a SEIKO 1/100-Second Retrograde Chronograph Cal. 7T82. For best results, please read the instructions in this booklet carefully before using your SEIKO Analogue Quartz Watch. Please keep this manual handy for ready reference.

  • Page 2: Table Of Contents

    CONTENTS Page FEATURES ....................... SCREW DOWN CROWN ..................TIME AND CALENDAR SETTING AND STOPWATCH HAND POSITION ADJUSTMENT ............. HOW TO USE THE STOPWATCH ................DEMONSTRATION FUNCTION OF THE STOPWACH HAND MOVEMENT ... TACHYMETER (for models with tachymeter scale on the dial) ....... TELEMETER (for models with telemeter scale on the dial) ........

  • Page 3: Features

    STOPWATCH second hand CAL. 7T82 STOPWATCH 1/100-second hand STOPWATCH 1/10-second hand FEATURES Minute hand ■ TIME/CALENDAR Hour, minute and small second hands ■ STOPWATCH Hour hand • 40-minute measurement in 1/100-second increments, consecutively meas- Date urable up to 120 minutes 1/100 SEC.

  • Page 4: Screw Down Crown

    SCREW DOWN CROWN TIME AND CALENDAR SETTING AND • Some models have a screw down crown to prevent accidental operation and help STOPWATCH HAND POSITION ADJUSTMENT maintain water-resistant quality. • To use the crown, it is necessary to unlock the crown first before pulling it out, and STOPWATCH 1/10-second hand STOPWATCH second hand it is important to securely screw the crown in after each use.
  • Page 5 Hour hand 1) TIME AND CALENDAR SETTING CROWN Turn clockwise to advance hour and CROWN Pull out to first click. minute hands past 12:00 AM. Doing so will advance the date to the current date. Turn clockwise until the previous day's CROWN date appears.
  • Page 6 2) STOPWATCH HAND POSITION ADJUSTMENT Press for 2 seconds. ✩ If the STOPWATCH hands are not in the “0” position, follow the procedure below to set them to the “0” position. * STOPWATCH minute hand turns a full circle. Press repeatedly to set it to the “0” Press for 2 seconds.

  • Page 7: How To Use The Stopwatch

    • Reading the 1/100-second and 1/10-second hands requires extra attention. HOW TO USE THE STOPWATCH ● The stopwatch features a 40-minute dial with a retrograde minute hand. The display illustrated at the left should be read as ● The stopwatch can consecutively measure up to 120 minutes in 1/100-second “19,”...
  • Page 8 <How to reset the stopwatch> Accumulated elapsed time measurement While the STOPWATCH hands are moving 1. Press Button A to stop the stopwatch. 2. Press Button B to reset the stopwatch. START STOP RESTART RESET STOP While the STOPWATCH hands are stopped Restart and stop of the stopwatch can be repeated by pressing Button A.

  • Page 9: Demonstration Function Of The Stopwach Hand Movement

    DEMONSTRATION FUNCTON OF THE STOP- TACHYMETER WATCH HAND MOVEMENT (for models with tachymeter scale on the dial) • The demonstration function allows you to view the movement of the four To measure the hourly average speed of a vehicle STOPWATCH hands. •...

  • Page 10: Telemeter (For Models With Telemeter Scale On The Dial)

    TELEMETER To measure the hourly rate of operation (for models with telemeter scale on the dial) Ex. 1 ● The telemeter can provide a rough indication of the distance to the source of light Use the stopwatch to measure STOPWATCH and sound.

  • Page 11: Battery Change

    For battery replacement, we recommend that you con- the light. tact an AUTHORIZED SEIKO DEALER and request SEIKO SR927W battery. If the stopwatch is used for more than 2 hours a day, the battery life may be less than the specified period.

  • Page 12: Necessary Procedure After Battery Change

    NECESSARY PROCEDURE AFTER BATTERY CHANGE WARNING After the battery is replaced with a new one, or when an abnormal display appears, ● Do not remove the battery from the watch. follow the procedures below to reset the built-in IC. The watch will resume its normal ●...

  • Page 13: Troubleshooting

    TROUBLESHOOTING Solutions Trouble Possible causes The battery has run down. Have the battery replaced with a new one immediately by the retailer from whom the watch was The watch stops operating. purchased. The small second hand moves at two- The battery nears its end. second intervals.

  • Page 14: Specifications

    STOPWATCH second hand (60 seconds/ 360 degrees) STOPWATCH minute hand (40 minutes/ 240 degrees) Battery ..........SEIKO SR927W, 1 piece Battery life ........Approximately 3 years If the stopwatch is used for longer than 2 hours a day, the battery life may be shorter than the specified period.

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