Read-out

•Liquid crystal display suppressing unnecessary 0s (zeros).

Power source

•Silicon solar cell (solar model only)

•Alkaline manganese battery (LR43)—1 battery for the solar model; 2 batteries for the non-solar model.

Ambient Temperature range

•0°C–40°C (32°F–104°F).

Dimensions

•127mmH x 72mmW x 8.5mmD (not including the wallet).

Net weight

91g (including wallet).

9. Changing the battery

·Replace the battery when:

Replace the battery (alkaline manganese battery (LR43)—1 in the solar model and 2 in the non-solar model) when the display darkens under poor light condition, or disappears, and cannot be restored by pressing ¡.

·To replace the battery:

1.Remove the four screws at the back of the calculator. Don’t loose the screws.

2.Remove the back panel.

3.Remove the old battery. Lever it out with a sharp object like a pen.

4.Install the new battery with the + sign at the uppermost.

5.Replace the back panel and the screws.

6.Check the display to make sure it is showing 0 in DEG mode.

Changing the battery

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