Revision to Hardware Overview
|* Variable microstepping|
|* The maximum recommended supply voltage, [[Glossary_of_Terms#VIN|VIN]] , is 25V (reduced from 30V) due to the new driver chips|
|* Three controllable fans instead of two|
|* Fans can be powered from [[Glossary_of_Terms#VIN|VIN]] , from +5V, or using external power supplied through the centre pin of the [[Glossary_of_Terms#VIN|VIN]] /5V selector block|
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