Replacing the backup battery
Prior to replacement
Risk of explosion and release of harmful substances
Improper handling of lithium batteries can result in an explosion of the batteries.
Explosion of the batteries and the released pollutants can cause severe physical injury.
Worn batteries jeopardize the function of the device.
Note the following when handling lithium batteries:
• Replace the battery every 4 years.
• Replace the lithium battery only with an identical battery or types recommended by the
• Do not throw lithium batteries into fire, do not solder on the cell body, do not recharge,
Disposal of batteries and rechargeable batteries
Do not dispose of used batteries and rechargeables in household waste. Users are obliged
by law to return used batteries and rechargeable batteries.
Used batteries and rechargeable batteries pollute the environment as hazardous waste.
Improper disposal of used batteries and rechargeables renders you liable to prosecution.
When disposing of rechargeable batteries, observe the following:
• Dispose of used batteries and rechargeable batteries separately as hazardous waste in
• You can return used batteries and rechargeables to public collection points and
• Label the battery container with "Used batteries and rechargeable batteries".
● The device is disconnected from the power supply.
● The device is opened.
Operating Instructions, 12/2016, A5E03409486-AE
manufacturer. The order number is A5E00331143.
do not open, do not short-circuit, do not reverse polarity, do not heat above 100°C and
protect from direct sunlight, moisture and condensation.
accordance with local regulations.
wherever batteries and rechargeable batteries of the type in question are sold.
Device maintenance and repairs
8.3 Installing and removing hardware