Power Supply; Battery Replacement - Casio HL-820VER Bedienungsanleitung

k Error Indicator
If the error indicator "E " appears on the display, press C (or / (HL-820VER)) to clear the
error and continue with the calculation, or A (or / twice (HL-820VER)) to clear the entire
calculation.

3 / Power Supply

HL-820VER
k Battery Replacement
Replace the battery when the display darkens. After
replacement, press / and confirm that "0." appears on
the display.
k l
• Load battery so that and ends are facing
correctly.
• Keep battery away from small children. If swallowed
consult with your physician immediately.
• A dead battery can leak and damage the calculator if left in the battery compartment for
long periods.
• The battery that comes with this unit discharges slightly during shipment and storage.
Because of this, it may require replacement sooner than the normal expected battery life.
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