Asus TS500-E5/RX8 - Manual (Page 45)

2-25 ASUS TS500-E5
Back side
The back side of the SATA/SAS backplane faces the rear panel when installed.
This side includes the power connectors and SATA/SAS interfaces for the
motherboard Serial ATA connectors or the SAS card.
Connectors Description
J2 Connects to SATA SGPIO1 connector on the motherboard
J6 Connects to SAS SGPIO2 connector on the motherboard
J7 Connects to SAS SGPIO3 connector on the motherboard
J8 Links backplane1 and backplane2 signals
J10 Links to add-on card failed LED signal
U1 Connects to 4-pin plug of the power supply
CON4/CON5/
CON6/CON7
Connects to SATA/SAS connectors on the motherboard