Hi,
I'm new to this forum because i get back from trash a very damaged Mac Pro 4,1 (2009). But because it's solid stuff, it's stille working. The case is damaged, but verything is working... except the 4 internal SATA ports (SATA in optical bay is working, also power for each 4 internal SATA ports).
In page 29 in this guide, we can see a SATA/SAS Mux chip wich manage the 4 SATA ports, but the SATA in optical bay is using...
Logic Board SATA ports deads
I'm new to this forum because i get back from trash a very damaged Mac Pro 4,1 (2009). But because it's solid stuff, it's stille working. The case is damaged, but verything is working... except the 4 internal SATA ports (SATA in optical bay is working, also power for each 4 internal SATA ports).
In page 29 in this guide, we can see a SATA/SAS Mux chip wich manage the 4 SATA ports, but the SATA in optical bay is using...
Logic Board SATA ports deads