16 seconds, then the display returns to your home time.
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You can set the calculator to sound an alarm at a designated time.
1.Press Ì. If the alarm is turned off, #ý#ý#ý #ý7B appears. If the alarm is turned on, the last set alarm time appears.
2.Press SET to set the alarm. '(#&&ý7B (or the last set alarm time) and Ì appears. The hour digits flash.
3.Repeatedly press (or hold down) C1/Δ or C2/∇ to set the alarm hour.
4.Press SET. The minute digits flash.
5.Repeatedly press (or hold down) C1/Δ or C2/∇ to set the minute digits.
6.Press SET to store the alarm time, then press Ð to return to the current clock/ calendar display.
At the set time, the clock sounds an alarm for about one minute. Press any button to silence the alarm before it automatically
turns off. The alarm sounds again the next day at the same time.
To turn the alarm on or off at any time, repeatedly press Ì. Ì and the preset alarm time appear when the alarm is on. #ý#ýý#ý#ý7B appears when the alarm is off. Then press Ð to return to the current time.
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Press SNOOZE/Ó to temporarily silence the alarm for about 5 minutes. Î appears. After about 5 minutes, the alarm sounds for about 1 minute, then automatically turns off. Or, you can press any key (except SNOOZE/Ó) to turn off the snooze function.
Îdisappears. To cancel the snooze
function before it begins, repeatedly press Ì until Î and Ì disappear. Press Ð to return to the current clock/calendar display.
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You can view the calendar from the years 1901 to 2099. To flip through the calendar one month at a time, repeatedly press (or hold down) C1/Δ or C2/∇. To return to the current clock/calendar display, press Ð.
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Press CAL/AC to enter the calculator mode. To clear a calculation, press CAL/AC once. The calculator automatically returns to the clock/calendar display if you do not press a button for about 8 minutes. To return to the current time display sooner, press Ð.
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If you enter an incorrect function key (+, −, ×, ÷), simply press the correct function key and continue.
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;(error) appears when:
•The calculation result exceeds eight digits to the left of the decimal point. This is an overflow error (see “Estimating Calculation Results”).
•You attempt to divide a number by 0.
Press CAL/AC to clear an error, then begin your calculation again.
'56+/#6+0)"%#.%7.#6+10" 4'57.65
If you perform a calculation that results in an overflow error, you can estimate the correct result (to eight significant digits) by following these steps.
1.Count the number digits displayed to the left of the decimal point.
2.Remove the decimal point.
3.Add as many zeros to the right of the number as there were digits to the left of the decimal point.
For example, if the display shows ; '$&'*(&,*, the approximate answer is
101,420,640.
%#.%7.#6+10"':#/2.'5 $#5+%"#4+6*/'6+%
| ;QW"2TGUU |
| ;QW"5GG | |
|
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|
| 123 | + 456 = |
| 579. |
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| 857 | – 119 = |
| 738. |
| 92 | × 43 = |
| 3956. |
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|
|
| |
| 927 ÷ 17 = |
| 54.529411 | |
| 741 – 258 × 0.5 |
| 241.5 | |
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|
| |
/+:'&"%#.%7.#6+105 |
| |||
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|
|
| |
| ;QW"2TGUU |
| ;QW"5GG | |
|
|
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| |
| 48 + 16 – 62 × 8 ÷ 7 = |
| 2.2857142 | |
2'4%'06#)'."#&&/10."#0&" &+5%1706"%#.%7.#6+105
Calculation: 20% of 640
;QW"2TGUU | ;QW"5GG |
|
|
640 × 20% | 128. |
Calculation: 25% added on to 375
;QW"2TGUU | ;QW"5GG |
|
|
375 + 25% | 468.75 |
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2