User manual SEIKO S23 G139

[. . . ] STOPWATCH . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . TACHYMETER . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ADJUSTING THE HAND POSITION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . RESETTING THE BUILT-IN IC . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [. . . ] BATTERY LIFE INDICATOR . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . BATTERY CHANGE . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . SPECIFICATIONS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3 4 5 6 7 10 13 15 16 17 17 18 6 For the care of your watch, see "TO PRESERVE THE QUALITY OF YOUR WATCH" in the attached Worldwide Guarantee and Instruction Booklet. S23 G139 FEATURES English TIME/CALENDAR q Hour & minute hands with small second hand q Date displayed in numerals STOPWATCH q Measures up to 30 minutes in 1/5 second increments. q Can measure repeatedly up to 6 hours. ALARM q Can be set on a 12-hour basis with small alarm hands. TACHYMETER q For models with tachymeter scale 3 English DISPLAY AND CROWNS/BUTTONS There are three buttons and two crowns. STOPWATCH minute hand STOPWATCH 1/5 second hand Minute hand (MAIN TIME) B 30 25 A ab c 5 Hour hand (MAIN TIME) Second hand (MAIN TIME) MIN. 10 10 9 4 20 11 12 CROWN 1 1 2 3 ALARM 7 6 5 a Date b c 8 C ALARM hour hand 4 CROWN 2 ALARM minute hand b: First click c: Second click a: Normal position DATE SETTING English Date CROWN 1 1 1 2 2 « 1 Pull out to first click. Turn clockwise until the date for the previous day appears. CROWN 1 3 NOTES 1 Do not set the date between 9:00 p. m. Otherwise, the date may not change properly. * If it is necessary to set the date during that time period, first change the time to any time outside this period, set the date and then reset the correct time. 2 It is necessary to adjust the date at the end of February and 30-day months. 5 « ¬ « 4 4 3 Pull out to second click and turn until the desired date appears. Push back in to normal position. English TIME SETTING Hour hand Minute hand 1 60 CROWN 1 1 « 2 15 Pull out to second click when Second hand is at the 12 o'clock position. Push back in to normal position in accordance with a time signal. 45 Second hand NOTES 1 When setting Hour hand, check that AM/PM is correctly set. * The watch is so designed that the date changes once in 24 hours. 2: If 15 jobs are completed in 20 seconds: "180" (tachymeter scale figure) x 15 jobs = 2700 jobs/hour 14 ADJUSTING THE HAND POSITION English q If STOPWATCH hands will not return to the 12 o'clock position when the stopwatch is reset or when the battery is replaced with a new one, follow the procedure below. CROWN 1 CROWN 1 Pull out to second click. Press repeatedly to reset STOPWATCH minute hand to the 12 o'clock position. Press repeatedly to reset STOPWATCH second hand to the 12 o'clock position. Push back in to normal position. B 25 20 30 5 A MIN. « « 10 A B CROWN 1 NOTES 1 Hands move quickly if the respective buttons are kept pressed. 2 After adjusting the hand position, set the main time. 15 English RESETTING THE BUILT-IN IC q In case any of the hands should move improperly, follow the procedure below to adjust the hand movement. CROWN 1 CROWN 1 Pull out to second click. Press simultaneously. B 25 20 30 5 A MIN. « « 10 A AND B CROWN 1 Push back in to normal position. NOTE Before using the watch again, be sure to adjust the position of STOPWATCH hands and set the main time and alarm. 16 BATTERY LIFE INDICATOR English q When the battery nears its end, the small second hand moves at two-second intervals instead of normal one-second intervals to indicate that the battery needs to be replaced with a new one. * If the alarm is used while the second hand is moving at two-second intervals, the watch may stop operating. Therefore, if you see the second hand moving at two-second intervals, replace the battery with a new one as soon as possible. BATTERY CHANGE 2 Years The miniature battery which powers your watch should last approximately 2 years. However, because the battery is inserted at the factory to check the function and performance of the watch, its actual life once in your possession may be less than the specified period. When the battery expires, be sure to replace it as soon as possible to prevent any malfunction. [. . . ] However, because the battery is inserted at the factory to check the function and performance of the watch, its actual life once in your possession may be less than the specified period. When the battery expires, be sure to replace it as soon as possible to prevent any malfunction. For battery replacement, we recommend that you contact an AUTHORIZED SEIKO DEALER and request SEIKO SR927W battery. WARNING q Do not remove the battery from the watch. q If it is necessary to take out the battery, keep it out of the reach of children. [. . . ]