Supermicro SC826 JBOD User Manual page 86

SC826 JBOD Chassis Manual
B-13 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 adding a JBOD
storage enclosure to an existing system.
Single External Host Bus Adapter
HBA
Dual External Host Bus Adapter
HBA
HBA
Figure B-15. Dual External Host Bus Adapter
Important: See Failover with RAID Cards and Multiple HBAs iin this appendix 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 B-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
JBOD Control
Board
External Mini-SAS HD Cable
HB-LED
LED28
7 I2C#4 I2C#0
J21 U30 J20
U22
SEC-J4 BPN-SAS3-826EL1
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
SEC-J3 TEST
+
J17 1
JP1 +
MH3 U16
C499
+
U24
SEC-J2
+ C491
C500
+
J16
+
SEC-J1 L22
L3
U20
BAR CODE
JBOD Control
Board
External Mini-SAS HD Cable
B-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 +
PRI-J4 C J18 R97 A
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