Im so sorry that no oneelse has responded to you.
Apologies for my delayin replying, I only just came online and saw your question. Are youstill looking for help with this?
Please don't rate myanswer until we have explored all possible avenues. Please just usethe reply button to contact me.
There could be several reasons for this, so lets check the easy ones first
1. Is is possible the "new" batteries are in fact dead?
2. Are they installed the corret way around?
3. Are the contacts good and clean?
If you need more help, please tell me the make and model