4-port 12Gb/s SAS/ SATA Backplane - 80H10230101A0 User Manual 
Table 1.SR301 PLUS 
1.3 Hardware Specification and Feature 
▪  Supports 6Gb/s and 12Gb/s SAS/SATA 3.5” hard disks 
▪  Supports HDD hot-swap when system is running 
▪  Supports temperature monitoring on the HDD side 
▪  Supports one PWM fan connector for system fan control 
▪  Supports In-band SGPIO control 
▪  Less-screw mounting design for easy backplane maintenance 
 
1 x mini-SAS HD(SFF-8643), Right Angle 
Supported, Remove/Insert the hard drive without turning off system power 
1 x TMP75 Temperature sensor 
Two LEDs indicate the different statuses of Hard Disk Drive 
Power LED: Solid Blue ( When HDD is present ) 
Status LED:   
▪  Green ( When HDD is busy) 
▪  Solid Red ( When HDD fails) 
1 x mini-SAS HD connector 
4 x 29-pin SAS connector(SFF-8482) 
2 x 4-pin peripheral power connector 
1 x SGPIO jumper 
1 x 4-pin PWM fan header 
1 x hardware monitor display header 
1 x hardware monitor DIP switch 
1 x I
2
C connector