Supermicro SC826BE1C-R920LPB User Manual page 130

SC826 Chassis Manual
Connecting an External HBA to the Backplane
This backplane supports external host bus adapters. In this configuration, the HBA
and the backplane are in different physical chassis. This allows a JBOD (Just a
Bunch Of Drives) configuration from an existing system.
Single External Host Bus Adapter
HBA
Dual External Host Bus Adapter
HBA
HBA
Figure F-15. Dual External Host Bus Adapter
IMPORTANT: See Section 3-3 of this manual, Failover with RAID Cards and Multiple
HBAs for important information on supported configurations.
J23
MH8
MH4 1 4
+ +
SEC-UART
C496 C497
C5
U6
U17
JPW3
C52
MH5
U21
C681
C689
JPW2
U14
JPW1 L23
Figure F-14. Single External Host Adapter
J23
MH8
MH4
+ + 1 4
SEC-UART
C496 C497
C5
U6
U17
JPW3
C52
MH5
U21
C681
C689
JPW2 U14
JPW1 L23
HB-LED
LED28
7 I2C#4 I2C#0
J21 U30 J20
U22
BPN-SAS3-826EL1
MH9
24 U34
4
3 2 1 SAS CODE
SEC-SDB 4 3 2 1
J19
1 4
C501 +
C495
ACT-LED
U27 SECONDARY EXPANDER C494
TEST
+
J17 1
JP1 +
MH3 U16
C499
+
U24
+ C491
C500
+
J16
+
L22
L3
U20
BAR CODE
Power Card
External Mini-SAS HD Cable
HB-LED
LED28
7 I2C#4 I2C#0
J21 U30 J20
U22
BPN-SAS3-826EL1
SEC-J4 MH9
24 U34
4
3 2 1 SAS CODE
4 3 2 1
SEC-SDB
J19
1 4
+
C501
C495
ACT-LED
U27 SECONDARY EXPANDER C494
TEST
SEC-J3 +
J17 1
JP1 +
MH3 U16
C499
+
U24
SEC-J2
+ C491
C500
+
J16
+
L22
SEC-J1
L3
U20
BAR CODE
Power Card
External Mini-SAS HD Cable
F-14
PRI-J4
PRI-SDB
DESIGNED IN USA LED29 A + C502
C J18 R97 A C C A
1 4 LED25 LED26
12V 5V
MH6 4 MH1 MH7
1
PRI-UART
J22
REV:1.00 SAS CODE
U7
PRI-J3
C492 C498 J*
+
J15
+
PRIMARY EXPANDER
PRI-J2
1
MH2
J14
J*
PRI-J1
3
2
1
CBL-SAST-0573
PRI-SDB
DESIGNED IN USA LED29 A C502 +
C J18 R97 A
PRI-J4 A C C
1 4 LED25 LED26
12V 5V
MH6 MH1 MH7
1 4
J22 PRI-UART
REV:1.00 SAS CODE
U7
PRI-J3 C492 C498 J*
+
J15
+
PRIMARY EXPANDER
PRI-J2
1
MH2
J14
J*
PRI-J1
CBL-SAST-0573
3
2
1