A31003-H8100-J100-01-7631, 09/2021
OpenScape Branch 550 / 550 HA, Installation Guide
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Figure 13: Removing the fan assembly
1.
Fan assembly
2.
Two knurled screws
To replace with a new functional fan assembly, align the fan assembly with the fan
compartment.
Push the fan assembly carefully into the fan compartment until the fan assembly’s
control connector is firmly inserted into the internal fan power control socket.
Secure by fasten the knurled screws of the fan assembly (Figure 15, pos. 2)
How to Replace the Lithium Battery
Refer to 1.5.1 General Safety, 1.5.4 Lithium Battery Precautions and 1.5.5 Accessing
Internal Components before replacing the lithium battery.
Danger of explosion when replaced with wrong battery type
Replace only with the same or equivalent type recommended by the manufacturer.
The lithium battery type must be UL recognized.
Do not dispose of lithium batteries in general trash collection. Dispose of the
battery according to the local regulations dealing with the disposal of these special
materials, (e.g. to the collecting points for dispose of batteries).
To replace the lithium battery on the mainboard, proceed as follows:
Switch off and disconnect the product from the mains power supply.
Remove the lithium battery from the holder by pulling the ejector spring outwards.
Place a new lithium battery in the battery holder.
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