Seiko CAL. 7T92 User Manual
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Seiko CAL. 7T92 User Manual

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WARNING
Do not attempt to dive using this watch unless you have been properly
trained in diving. For your safety, please abide by the rules of diving.
Do not use the watch for saturation diving using helium gas.
Before diving, make sure that the watch operates normally.
CAUTION
Please read and observe the instructions described in this booklet to ensure
the proper functioning of your diver's watch.
Do not operate the crown when the watch is wet or in water.
Do not operate the buttons when the watch is wet or in water.
Avoid hitting the watch against hard objects such as rocks.
3

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Summary of Contents for Seiko CAL. 7T92

  • Page 1 WARNING Do not attempt to dive using this watch unless you have been properly trained in diving. For your safety, please abide by the rules of diving. Do not use the watch for saturation diving using helium gas. Before diving, make sure that the watch operates normally. CAUTION Please read and observe the instructions described in this booklet to ensure the proper functioning of your diver's watch.

  • Page 2: Precautions On Using The Watch For Diving

    • the rotating bezel turns counterclockwise smoothly (the rotation must not be too loose or too tight) and the “ ” mark aligns with the minute hand. • the time and calendar are appropriately set. If there are any malfunctions, we recommend that you contact an AUTHORIZED SEIKO SERVICE CENTER. WHILE DIVING Do not operate the crown and the buttons when the watch is wet or in water.
  • Page 3 CAL. 7T92 CONTENTS TIME/CALENDAR Page STOPWATCH SETTING THE TIME AND ADJUSTING THE STOPWATCH HAND POSITION ..Measures up to 12 hours in 1/20 second increments. SETTING THE DATE ....................Split time measurement is possible. STOPWATCH ......................TACHYMETER ......................TELEMETER ......................

  • Page 4: Setting The Time And Adjusting The Stopwatch Hand Position

    SETTING THE TIME AND 1. When the stopwatch is measuring or has been measuring and is now stopped, pulling the crown out ADJUSTING THE STOPWATCH HAND POSITION to the second click will automatically reset the stopwatch hands to “0”. 2. If is recommended that the hands be set to the time a few minutes ahead of the current time, taking This watch is so designed that the following are all made with the crown at the second click into consideration the time required to adjust the STOPWATCH hand position if necessary.

  • Page 5: Setting The Date

    Press for 2 seconds to select the stopwatch hand(s) to be adjusted. SETTING THE DATE Before setting the date, be sure to set the main time. Selection of the hand(s) can be made in the following order by CROWN pressing button for 2 seconds.
  • Page 6 STOPWATCH After the stopwatch is restarted or split time is released, the stopwatch 1/20-second The stopwatch can measure up to 12 hours in 1/20-second increments. hand moves for about 10 minutes and stops automatically. When the measurement reaches 12 hours, the stopwatch automatically stops counting. In the same manner, if the stopwatch is stopped and restarted repeatedly or split time is measured and released repeatedly, the stopwatch 1/20-second hand moves for about 10 minutes and stops automatically.
  • Page 7 TACHYMETER Split time measurement (for models with tachymeter scale on the dial) To measure the hourly average speed of a vehicle START SPLIT SPLIT STOP RESET RELEASE Ex. 1 * Measurement and release of split time can be repeated by pressing button B. Use the stopwatch to determine how many seconds it takes to go STOPWATCH...
  • Page 8 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 and sound. the time required to complete 1 STOPWATCH The telemeter indicates the distance from your location to an object that emits both...

  • Page 9: Rotating Bezel

    ROTATING BEZEL HOW TO USE THE TELEMETER The rotating bezel can show the elapsed time up to 60 minutes. By setting it before Before beginning, check that the stopwatch has been reset. diving, you can know how many minutes you are underwater. START To prevent accidental rotation, the rotating bezel is so designed that rotation becomes harder in water.

  • Page 10: Screw Down Crown

    SCREW DOWN CROWN SECURITY LOCK BUTTON OPERATION • Your watch has a screw down crown to prevent accidental operation and help SECURITY LOCK OF PUSH-BUTTONS A & B maintain water-resistant quality. Locking • To use the crown, it is necessary to unlock the crown first before pulling it out, and it is important to securely screw the crown in after each use.

  • Page 11: Battery Change

    When the battery nears its end, the small second hand moves at two-second intervals SEIKO SERVICE CENTER. In that case, after every battery change, a new “ ” mark instead of normal one-second intervals. In that case, have the battery replaced with will be inscribed on the case back at the position corresponding to the next battery a new one as soon as possible.

  • Page 12: To Preserve The Quality Of Your Watch

    2 to 3 adversely affected by battery leakage or damage to the battery. cosmetic spray, detergents, years by an AUTHORIZED SEIKO st r on g mag n et i s m. adhesives or paints. Otherwise, DEALER or SERVICE CENTER to Keep it away from the case, bracelet, etc.

  • Page 13: Specifications

    (C) Lighting apparatus (40-watt daylight fluorescent light) [Distance to the watch: 1 m]: 1,000 lux [Distance to the watch: 3 m]: 500 lux (average room luminance) [Distance to the watch: 4 m]: 250 lux * “LUMIBRITE” is a trademark of SEIKO HOLDINGS CORPORATION.

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