J2: Function S
31
elect
J1: Firmware Update (Factory use only)
CN5: Mini SAS 36pin
Pin
Status
Description
Open
Disable External Access LED input ( JP1 )
1,2
Close
Enable External Access LED input ( JP1 )
Open
Access LED from HDD Pin P11
3,4
Close
Access LED from SGPIO
Open
Signal
Pin no.
Signal
Pin no.
Rx 0+
A2
Tx 0+
B2
Rx 0-
A3
Tx 0-
B3
Rx 1+
A5
Tx 1+
B5
Rx 1-
A6
Tx 1-
B6
Sideband 0
A8
Sideband 7
B8
Sideband 1
A9
Sideband 3
B9
Sideband 2
A10
Sideban 4
d
B10
Sideband 6
A11
Sideband 5
B11
Rx 2+
A13
Tx 2+
B13
Rx 2-
A14
Tx 2-
B14
Rx 3+
A16
Tx 3+
B16
Rx 3-
A17
Tx 3-
B17
Signal
Ground
A1,A4,A7,A12,A15,A18
B1,B4,B7,B12,B15,B18
Notes:
1. The 4-in-1 SAS backplane is designed for SGPIO supported through sideband. (CN5)
2. User also can get the HDD accessing/fail LED signal from the HBA/RAID card. (JP1, JP2)
3. Please set the J2 properly before related signal linking.
SGPIO Bit2 is HDD Fail, Bit3 is HDD ID
5,6
Close
SGPIO Bit2 is HDD ID, Bit3 is HDD Fail
Open
Disable SGPIO
7,8
Close
Enable SGPIO
