3-7
SAS2-826EL Series Backplane User's Guide
Connecting an Ext ernal Host Bus Adapter to the Backplane Thisbackplane supports external HBAs. In this conguration, the HBA and the
backplane are in different physical chassis. This allows a JBOD (Just a Bunch Of
Drives)congurationinanexisting system.
HBA
(Host Bus Adapter) Power Card
Q9
F1
FANFAIL1
AC
OVERHEATFAIL1
AC
5V_LED1
A
C
12V_LED1
A
C
ACT18
A
C
ACT17
A
C
+
C367
C366
C365
C353C352
+
C134
+
C133
+
C132
C121
C120
+
C119
+
EC19
R167
2
1
J16
J19
PRI_J1
PRI_J0
SEC_J0
SEC_J1
BC8
BC518
C157
C395
1
FANFAIL_LED_DISABLE
1
BUZZER_ENB1
1
MDIO1
MDIO2
1
ACTLED1
FAN_MONITOR_DISABLE
1
MH9
MH8
MH7
MH6
MH5
MH4
4
1
FAN1
4
FAN2
1
FAN3
1
8
J18
1
8
5
Y
E
20
R
K
1015
AE
2528
AH
5
E
20
R
K
1015
AE
2528
AH
SEC_MODE1
13
1
SEC_MODE2
13
Y2 1
4
EXPDBG1
1
EXPDBG2
1
4
UART_S1 14
UART_P1
PRI_MODE1
PRI_MODE2
PRI_I2C1
Q4
R187
JP1
1
4
+
C408
BCA115
BCA121
C265
C72
R305
+
C128
+
+
C130
+
+
C362
+
EC6
+
+
EC10
+
EC11
EC12
+
EC13
+
EC14
+
+
+
EC18
+
EC7
+
EC8
+
EC9
+5V +12V
GNDGND
PWR1
+5V
+12V
GNDGND
PWR2
+5V
+12V GNDGND
PWR3
SAS CODE
BAR CODE
1.00REV:
BPN-SAS2-826EL2
MACH FINISH
30
ANGLE
SPECIFIED DIMENSIONS
UNLESS OTHERWISE
XXX
XX
X
.010
.03
.1
TOLERANCES
DECIMAL
ARE IN INCHES
Teddy/BenDESINGER:
DATE:2009.12.15
PROJECT NAME:
SAN JOSE,CA 95131
DESIGNED BY SUPERMICRO U.S.A.
www.supermicro.com
TEL:408-503-8000 FAX:408-503-8008
SILKSCREEN
PRIMARY-SIDE
S
UPER
R
S
UPER
S
UPER
S
UPER
S
UPER
S
UPER
S
UPER
S
UPER
S
UPER
S
UPER
S
UPER
S
UPER
S
UPER
S
UPER
S
UPER
S
UPER
S
UPER
S
UPER
RRRRRRRRRR
WWN
WWN
AB
AA
DESIGNED IN USA
REV 1.01
BPN-SAS2-826EL2
Single External Host Bus Adapter
HBA
(Host Bus Adapter) Power Card
Q9
F1
FANFAIL1
AC
OVERHEATFAIL1
AC
5V_LED1
A
C
12V_LED1
A
C
ACT18
A
C
ACT17
A
C
+
C367
C366
C365
C353C352
+
C134
+
C133
+
C132
C121
C120
+
C119
+
EC19
R167
2
1
J16
J19
PRI_J1
PRI_J0
SEC_J0
SEC_J1
BC8
BC518
C157
C395
1
FANFAIL_LED_DISABLE
1
BUZZER_ENB1
1
MDIO1
MDIO21
ACTLED1
FAN_MONITOR_DISABLE
1
MH9
MH8
MH7
MH6
MH5
MH4
4
1
FAN14
FAN21
FAN31
8
J18
1
8
5
Y
E
20
R
K
1015
AE
2528
AH
5
E
20
R
K
1015
AE
2528
AH
SEC_MODE113
1
SEC_MODE213
Y2 1
4
EXPDBG1
1
EXPDBG2
1
4
UART_S1 14
UART_P1
PRI_MODE1
PRI_MODE2
PRI_I2C1
Q4
R187
JP1
1
4
+
C408
BCA115
BCA121
C265
C72
R305
+
C128
+
+
C130
+
+
C362
+
EC6
+
+
EC10
+
EC11
EC12
+
EC13
+
EC14
+
+
+
EC18
+
EC7
+
EC8
+
EC9
+5V +12V
GNDGND
PWR1+5V
+12V
GNDGND
PWR2+5V
+12V GNDGND
PWR3SAS CODEBAR CODE1.00REV:BPN-SAS2-826EL2MACH FINISH30ANGLESPECIFIED DIMENSIONSUNLESS OTHERWISEXXXXXX.010.03.1TOLERANCESDECIMALARE IN INCHESTeddy/BenDESINGER:DATE:2009.12.15PROJECT NAME:SAN JOSE,CA 95131DESIGNED BY SUPERMICRO U.S.A.www.supermicro.comTEL:408-503-8000 FAX:408-503-8008SILKSCREENPRIMARY-SIDES
UPER
RS
UPER
S
UPER
S
UPER
S
UPER
S
UPER
S
UPER
S
UPER
S
UPER
S
UPER
S
UPER
S
UPER
S
UPER
S
UPER
S
UPER
S
UPER
S
UPER
S
UPER
RRRRRRRRRRWWNWWNABAADESIGNED IN USAREV 1.01BPN-SAS2-826EL2
HBA
(Host Bus Adapter)
Dual External Host Bus Adapter
CBL-0200L
External HBA Cable
CBL-0200L
External HBA Cables
Figure 3-4: Connecting Single and Dual External HBAs
IMPORTANT: See Section 3-3 of this manual, Failover with RAID Cards and Multiple
HBAsforimportantinformationon supportedcongurations.