Supermicro SC826 JBOD User Manual page 89

Connecting Multiple Backplanes in a Dual Channel
Environment
This section describes the cables used when cascading from dual HBAs. These
connections use CBL-SAST-0531 internal cables and CBL-SAST-0573 external
cables.
Port B Expander 2
7
J23
MH8
SEC-J4
MH4 + 1 4 24
+ SEC-UART
C497
C496 SEC-SDB
J19
1 4
SEC-J3 U27 SECONDARY EXPANDER
C5
C499
U6
+
U17
SEC-J2
JPW3
C52
MH5
U21
C681
+
SEC-J1 C689
L22
U20
JPW2
JPW1 U14
L23
SEC-J4
J23 7
MH8
MH4 1 4
+ + 24
SEC-UART
C496 C497
SEC-SDB
J19
1 4
SEC-J3
U27 SECONDARY EXPANDER
C5
C499
U6
+
SEC-J2
U17
JPW3
C52
MH5
U21
SEC-J1 C500
C681 +
C689
L22
U20
JPW2
U14
JPW1 L23
Port B Expander 2
JBOD Control Board
Important: See Failover with RAID Cards and Multiple HBAs iin this appendix for
important information on supported configurations.
Appendix B BPN-SAS3-826EL Backplane Specifications
Port A Expander 1
LED28 HB-LED
I2C#4 DESIGNED IN USA
I2C#0 J20
J21 U30
U22
BPN-SAS3-826EL1
MH9
U34
4
3 2 1 SAS CODE
4 3 2 1
REV:1.00
C501 +
C495
ACT-LED
C494
TEST
+
J17 1
JP1 +
MH3 U16
U24
+ C491
C500
+
J16
L3
BAR CODE
HBA
HBA
HB-LED
LED28 DESIGNED IN USA
I2C#4 I2C#0
J21 U30 J20
U22
BPN-SAS3-826EL1
MH9
U34
4
3 2 1 SAS CODE
4 3 2 1
REV:1.00
+
C501
C495
ACT-LED
C494
TEST
+
J17 1
JP1 +
MH3 U16
U24
1
+ C491
+
J16
L3
BAR CODE
Port A Expander 1
Figure B-19 Dual HBA Configuration
B-17
PRI-SDB
LED29 A C502 +
C J18 R97 A C C A
1 4 LED25 LED26
PRI-J4 12V 5V
MH6 1 4 MH1 MH7
PRI-UART
J22
SAS CODE
U7
C492 C498 J*
PRI-J3 +
J15
+
PRIMARY EXPANDER
PRI-J2
1
MH2 J14
J*
PRI-J1
3
2
1
PRI-J4
PRI-SDB
LED29 A C502 +
C J18 R97 A
A C C
1 4 LED25 LED26
12V 5V
MH6 4 MH1 MH7
1
J22 PRI-UART
SAS CODE
U7 PRI-J3
C492 C498 J*
+
J15
+
PRIMARY EXPANDER
PRI-J2
PRI-J1 MH2
J14
J*
3
2
1
CBL-SAST-0531
(Internal Cable)
CBL-SAST-0573
(External Cable)