So... Went back to these with replacement chips for another go. The battery leaves the 1210 chip live all the time so for safety i lifted a leg on the pcb of the original broken unit and put in the missing chip - No change. Then i realised that the memory clear shorting plug was in place to bridge ...

Hi Nic I did check them, just failed to mention it, i have 3.6v's on both of them. The chip appears to be a controller chip to do with the battery backup and probably to do with the power for the ram, i'm not sure if by taking out the chip i've damaged it or possibly the chip next to it as well (ds1...

Pearl 2000 Ram memory issue More of a technical issue about a hardware problem, not urgent enough to contact tech support but an annoying problem i could do with some advise about and i know the guys watch the forums... I have 2 Pearl 2000's, both have Boris 2 pcbs, i've had mine for over a decade ...