Operating Manual -Desktop calculator
Please read the operating manual thoroughly and observe all the information contained when using the
desktop calculator. Keep the operating manual in a safe place for future reference. Hand over all the
documents if the calculator is transferred to a third party.
Intended Use
The desktop calculator has been conceived to solve arithmetic problems. The calculator is only intended for
private use indoors.
Any other use is considered unintended use. Unauthorised modifications or reconstructions are not permitted
and annul any rights related to the terms of guarantee.
Safety Instructions
Observe the following safety instructions to protect yourself and others from personal injury.
Warning! Risk of fatal injuries and accidents for children! The packaging material represents a risk of
suffocation.
▸ Never leave children unattended in the vicinity of the packaging material. Children often underestimate the
risks.
▸ The device is not a toy.
Warning! Risks to health and the environment from batteries! Improper handling of batteries can put your
health and the environment at risk. Batteries may contain toxic, ecologically hazardous heavy metals.
▸ Never open or damage batteries or allow them to pollute the environment.
▸ Dispose of the batteries according to the applicable environmental laws.
Caution! Risk of battery leakage!
▸Take the utmost care when handling damaged or leaking batteries and wear protective gloves.
▸ Avoid contact with the skin, eyes and mucous membranes.
▸ If a battery should leak, remove it immediately from the equipment to prevent damage.
▸ Rinse any areas which do come into contact with battery acid immediately with plenty of cold water and seek
medical assistance straight away!
Caution! This device can be used by children from the age of 8 and persons with restricted physical,
sensory or mental capabilities or a lack of experience and knowledge when they are supervised or have
been instructed with regard to safe use of the device and understand the related risks involved.
▸ Kinder dürfen nicht mit dem Gerät spielen.
▸ Children must not clean the device without supervision.
Important! Risk of property damage through environmental influences! Unfavourable environmental
influences could damage the device or impair its functionality.
▸ Prevent exposing the device to environmental influences such as smoke, dust, vibration, chemicals, mois-
ture, heat or direct sunlight.
▸ This product is not waterproof so keep it dry.
Package Contents
Check the package contents of your desktop calculator before starting to put the calculator into operation. If
anything is missing or damaged, please contact our Service department.
■ Desktop calculator, 2504 TCSM
■ Operating manual
Function Description
The desktop calculator is equipped with a 12-digit display and is powered by a solar cell or battery. Battery
operation is activated in the case of poor light conditions. The unit cannot be switched off manually. The desktop
calculator switches off automatically after a certain time. The height of the calculator display can be adjusted.
Operation
The desktop calculator is operated by means of buttons and switches. You can reset the desktop calculator
using the RESET button on the rear side of the device.
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