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- 01 Jan 2011, 17:43
- Forum: Mindstorms Hardware
- Topic: Alpha Rex 8547 problem with arms motor
- Replies: 3
- Views: 5913
Alpha Rex 8547 problem with arms motor
Hi, my son has just got an Nxt 8547 for his birthday and we have built Alpha Rex as per instructions but there seems to be a problem with either the motor or program 4 for Alpha Rex. The motor that turns his upper body (connected to output port A) keeps turning in the same direction instead of one w...