Important Notes / Troubleshooting; Technical Data - SIGMA SPORT BC 12.12 Bedienungsanleitung

4. Important Notes / Troubleshooting

4.1 Technical data

4.1.1 Battery indicator / replacement
Please see the enclosed diagrams for how to insert or
remove the battery. After changing the battery in the
computer head unit, only the time needs to be re-set.
BC 12.12
computer head unit:
BC 12.12 STS
computer head unit:
Speed transmitter:
* when used for one hour per day
Type CR 2032 /
1.5-year service life*
Type CR 2032 /
1-year service life*
Type CR 2032 /
1-year service life*
4.1.2 Troubleshooting
No speed:
– Is the computer correctly fastened into the
bracket?
– Check the distance between the magnet and the
sensor (max. 5mm) (with STS, max. 12 mm).
– Is the magnet correctly positioned?
Incorrect speed:
– Are two magnets attached to the bike?
– Is the wheel size correctly set?
Further troubleshooting solutions can be found in our
FAQs at www.sigmasport.com
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