User manual SEIKO STOPWATCH S351

[. . . ] S351 features timer and stopwatch functions designed for broadcasting use. It is also equipped with a convenient function to calculate times entered in the sexagesimal form. Addition and subtraction of times can be made simply by entering the hour, minute and second digits with the number entry and time (hour, minute and second) keys. can be used as the starting time in the timer and stopwatch functions. [. . . ] 1 After a calculation is completed, change the mode to the timer or stopwatch before a new calculation is made. (Turn the mode selector to change the mode. ) 2 If the timer or stopwatch is counting, press the buttons to stop and reset it. Button A Once the timer is set, the set time is stored in memory and can be used repeatedly Button B unless it is canceled. The timer can be set either by entering a time with keys or by recalling the calculation result obtained in the time calculation mode. The remaining time is displayed in one second increments, and the time elapsed from the start of the countdown can also be displayed while the elapsed time display key is kept pressed. After the set time is up, the timer continues counting to show the time elapsed from the end of the countdown, with " " sign attached before the digits, for example, "0", " 1", " 2", and so on. Timer setting 1 Turn the mode selector to set the knob to "TIMER". 2 If the timer is counting, press button B to stop the timer and then press A to reset it. (The time set previously will be displayed. ) 3 Press the clear/clear entry key, and then, use the number entry and time keys to enter the desired time. The timer can also be set by pressing the recall key to recall the calculation result obtained in the time calculation mode. 1) To set 3 minutes and 15 seconds: [C/CE] [3] [1] [5] Or [C/CE] [3] [ (MINUTE)] [1] [5] (For details, refer to " HOW TO USE THE TIME CALCULATION MODE". ) Ex. 2) To recall the calculation result: [C/CE] [Call] The calculation result obtained in the time calculation mode will be displayed. Notes: Even if the clear/clear entry key is not pressed, the time can be entered and set for the timer. A negative calculation result obtained in the time calculation mode can be displayed for the timer by pressing the recall key. The arithmetic operation keys ([ ], [ ] and [ ]) does not work in the timer mode. Notes: When the timer is stopped, "STOP" and " " marks are displayed. While the timer is counting down, " " mark is not displayed. When a negative time (a time having a minus sign) is set for the timer and button B is pressed to start the timer, the error mark "Error" is displayed. In that case, press the clear/clear entry key to reset the digits to "0 00 " and enter a proper time. 2 After the set time is up, the timer continues counting down to show the time elapsed from the end of the countdown, with " " sign attached before the digits, for example, "0", "­1", "­2", and so on. 3 When the timer is stopped and button A is pressed, the timer is reset and the time previously set is displayed. The set time can be used repeatedly unless it is canceled. Notes: By pressing the clear/clear entry key after the timer is reset, the set time stored in memory is canceled and the digits are reset to "0 00 ". [. . . ] When a battery is taken out of a watch, it must be kept at a place beyond the reach of an infant. In case it is swallowed by an infant, consult a doctor immediately. BATTERY LIFE INDICATOR When flashing " " mark appears in the upper left of the display, replace the battery with a new one as soon as possible. We suggest that you have the battery replaced by a retailer from whom your watch was purchased or a SEIKO dealer. Even though the flashing " affected. " mark is displayed, time accuracy is not CARE OF YOUR STOPWATCH WATER RESISTANT ANTI-SHOCK ANTI-MAGNETIC TEMPERATURE Your watch is designed to work with stable accuracy between normal temperature range of 5°C and 35°C . Being equipped with the number entry and other keys as used in calculators, your watch is not water resistant according to the water resistance standard for watches. [. . . ]