FNM alpha SM 230, Руководство пользователя, Страница: 65 / 72

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Maintenance
1. Open the four screws of the cover and remove it.
2. Deactivate the module by loosening the contact between the Pins ON/OFF and
GND of the sensor interface (optional).
3. Remove the used battery by taking it out of the battery holder.
4. Insert the new battery. Mind the correct polarity (imprinted in the battery holder) as
well as the use of the correct battery type (size 2/3 A; 3.6 V)
5. Activate the module by closing the contact between the Pins ON/OFF and GND of
the sensor interface (optional).
6. Mount the cover and firmly tighten the four screws.
Battery change PCB version
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Fig.: PCB version
1. Deactivate the module by loosening the contact between the Pins ON/OFF and
GND of the sensor interface (optional).
2. Remove the used battery by taking it out of the battery holder.
3. Insert the new battery. Mind the correct polarity (imprinted in the battery holder) as
well as the use of the correct battery type (size 2/3 A; 3.6 V)
4. Activate the module by closing the contact between the Pins ON/OFF and GND of
the sensor interface (optional).