21
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
English.PM6
3/3/99, 3:45 PM
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