Canon LS-123K Calculator

Key Features

• Dual Power Source (Solar & Battery)
• Tax Calculation Functions
• Constant, Percentage, and Memory Operations
• Overflow Error Handling

Power and Operation

The Canon LS-123K calculator is powered by both a solar cell and an alkaline battery (LR44 x 1). For battery replacement, please contact a Canon Service Center. The device automatically powers off after approximately 7 minutes of inactivity to conserve energy. It operates within a temperature range of 0°C to 40°C.

Important Note: Avoid electromagnetic interference or electrostatic discharge, as these can affect display accuracy or memory contents. If issues arise, press the [Clear Key] to reset.

Tax Calculation

Simplify tax calculations with dedicated functions:

• Store Tax Rate: Enter and save your tax rate.
• Recall Tax Rate: Quickly access the stored tax rate.
• Add Tax: Add tax amount to a displayed value.
• Deduct Tax: Subtract tax amount from a displayed value.

Overflow and Error Handling

The calculator displays "E" to indicate an overflow condition, which occurs when a calculation result or memory content exceeds 12 digits to the left of the decimal point, or when dividing by zero. The keyboard locks during an overflow; press the [Clear Key] to resolve.

Specifications

• Power Source: Solar cell and Alkaline battery (LR44 x 1)
• Automatic Power-off: Approx. 7 minutes
• Operation Temperature: 0°C - 40°C
• Dimensions: 145mm (L) x 104mm (W) x 25mm (H)
• Weight: 119 g

(Specifications are subject to change without notice)

Manufacturing & Support

Made in China. Printed in China.

For more details, visit: https://global.canon/calmanual

Safety Warning (Australia Only)

WARNING: PRODUCT CONTAINS BUTTON/COIN CELL BATTERY

Button/coin cell batteries are hazardous. Keep out of children's reach. Swallowing can cause severe internal injury. Seek immediate medical attention if a battery is swallowed or placed inside the body.