Chenbro RM418 Series 6Gb/s 8-port 2.5 mini-SAS Backplane (80H10323406A0), Rev. A0 - Manual - Manual (Page 7)

2.5” HDD 8-Port 6Gb/s Mini-SAS Backplane 80H10323406A0
User’s Manual
15Fl., No.150, Jian Yi Road, Chung Ho City, Taipei Hsien, Taiwan R.O.C.,
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Pin
NO.
Descriptions
Pin
NO.
Descriptions
1 HDD Fail LED (CN11) 2 Not Used
3 HDD Fail LED (CN21) 4 Not Used
5 HDD Fail LED (CN31) 6 Not Used
7 HDD Fail LED (CN41) 8 Not Used
(5) [F0508] : HDD Failure LED Signal Pin Header for HDD 5 ~ 8
Pin
NO.
Descriptions
Pin
NO.
Descriptions
1 HDD Fail LED (CN51) 2 Not Used
3 HDD Fail LED (CN61) 4 Not Used
5 HDD Fail LED (CN71) 6 Not Used
7 HDD Fail LED (CN81) 8 Not Used
Connect the 4-pin HDD LED cable (26H113322-001) from F0104 / F0508 to the
CATHODE of the HDD failure connector on RAID card. Refer to the RAID card’s
user manual for the detail pin definition.
(6) [SW1] : SGPIO Function Switch
ON OFF
SW1-2
HDD Failure Signal via
Mini-SAS Port Enable HDD Failure Signal via
Mini-SAS Port Disable
SW1-1
HDD Access Signal via
Mini-SAS Port Enable HDD Access Signal via
Mini-SAS Port Disable
Default Setting
SW1-1 HDD Access Signal:
When switch to OFF , HDD access LED still can work via SATA-II HDD applied
SW1-2 HDD Failure Signal:
When switch to OFF , connect F0104 / F0508 to RAID / HBA to active HDD failure
LED on backplane by LED cable