Operation Manual
3.1 Assembly/Installation FC 820, 830, 840
a) Handlebar
b) Frame
Lithium Battery CR2032
The display for your bike computer is fed 
via a battery in the night-light base. In or-
der to insert this battery, use a coin to turn 
the battery compartment cap in an anti-
clockwise direction and insert the battery 
with the + sign pointing upwards (see fi g.). 
Then turn the cap fi rmly back in place. 
2.2 Only FC 845
3. Assembly/Installation
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