HP 6s_Solar HP 6S Scientific Calculator - (English) User's Guide - Page 21
Changing the battery
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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°C40°C (32°F104°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 21