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SC846 Chassis User's Manual
D-10 Single and Dual Port Expanders
Single Ports
SAS2-846EL1 backplanes have a singlD-port expander that accesses all hard drives
and supports cascading.
Dual Ports
SAS2-846EL2 backplanes have dual-port expanders that access all the hard drives.
These dual-port expanders support cascading, failover, and multipath.
BPN-SAS2-846EL2
REV 1.10
DESIGNED IN USA
MH12
MH11
MH15
S
S
S
S
S
S
S
S
S
S
S
S
S
S
S
S
S
S
R R R R R R R R R R
R
SILKSCREEN
UPER
UPER
UPER
UPER
UPER
UPER
UPER
UPER
UPER
UPER
UPER
UPER
UPER
UPER
UPER
UPER
UPER
UPER
PRIMARY-SIDE
DESINGER:
Shen Ping
DESIGNED BY SUPERMICRO U.S.A.
www.supermicro.com
DATE:
2010.04.15
SAN JOSE,CA 95131
PROJECT NAME:
BPN-SAS2-846EL2
TEL:408-503-8000 FAX:408-503-8008
BPN-SAS2-846EL2
FAN_MONITOR_DISABLE
BUZZER_ENB1
REV 1.10
DESIGNED IN USA
1
1
MH12
EC17
L1
C367
J25
MH11
J27
MH15
S
S
S
S
S
S
S
S
S
S
S
S
S
S
S
S
S
S
SILKSCREEN
UPER
UPER
UPER
UPER
UPER
UPER
UPER
UPER
UPER
UPER
UPER
UPER
UPER
UPER
UPER
UPER
UPER
UPER
R R R R R R R R R R
R
PRIMARY-SIDE
DESINGER:
Shen Ping
DESIGNED BY SUPERMICRO U.S.A.
www.supermicro.com
DECIMAL
DATE:
2010.04.15
REV:
1.10
X
.1
XX
.03
SAN JOSE,CA 95131
PROJECT NAME:
BPN-SAS2-846EL2
XXX
.010
TEL:408-503-8000 FAX:408-503-8008
Figure D-4: Dual Port Cascading Configurations
FAN_MONITOR_DISABLE
BUZZER_ENB1
MH9
1
1
ACTLED1
J1
1
SEC_J2
BUZZER1
L147
1
1
EC17
L1
C367
C872
J25
C867
WWN
SEC_MODE2
C870
1
3
MH1
U17
C
A
ACT25
C869
J27
PWR5
+12V
GND
GND
+5V
FAN3
1
GND
+12V
GND
+5V
U5
PWR6
MH2
UNLESS OTHERWISE
SPECIFIED DIMENSIONS
ARE IN INCHES
Secondary
To lower
TOLERANCES
DECIMAL
ANGLE
REV:
1.10
X
.1
30
XX
.03
MACH FINISH
XXX
.010
ports
backplane
Expander 2
in cascaded
system
MH9
1
ACTLED1
SEC_J1
SEC_J2
BUZZER1
L147
1
1
C872
BAR CODE
C867
WWN
SEC_MODE2
C870
1
3
MH1
U17
C
A
ACT25
C869
PWR5
+12V
GND
+12V
GND
GND
+5V
FAN3
4
1
GND
GND
+5V
+12V
PWR6
U5
MH2
UNLESS OTHERWISE
SPECIFIED DIMENSIONS
ARE IN INCHES
TOLERANCES
ANGLE
30
MACH FINISH
From HBA
or higher
backplane
MH6
J0
SEC_J1
SEC_J0
BAR CODE
C2926
C865
MH10
SEC_MODE1
3
12V_LED
A
C
5V_LED
A
C
1
1
4
4
PWR2
+12V
GND
GND
+5V
+12V
GND
GND
+5V
1
FAN2
4
+12V
4
PWR4
PWR3
MH4
To lower
backplane
in cascaded
system
J1
MH6
SEC_J0
PRI_J2
C2926
C865
MH10
SEC_MODE1
3
12V_LED
A
C
5V_LED
A
C
1
1
4
4
PWR2
GND
+5V
+12V
1
FAN2
4
GND
GND
+5V
+12V
GND
GND
+5V
PWR4
PWR3
MH4
To lower backplane in
cascaded system
D-10
From HBA
or higher
backplane
J1
R4631
R4635
OVERHEATFAIL1
MH8
FANFAIL1
A
C
A
C
FANFAIL_LED_DISABLE
PRI_J0
PRI_J2
PRI_J1
WWN
J24
PRI_MODE2
1
3
MH5
C300
1
J26
L153
1
GND
+5V
+12V
GND
GND
+5V
GND
1
FAN1
4
PWR1
MH3
F1
Primary ports
Expander 1
From HBA or higher
backplane
R4635
R4631
MH8
FANFAIL1
A
C
OVERHEATFAIL1
MH14
A
C
FANFAIL_LED_DISABLE
PRI_J0
PRI_J1
J0
WWN
J24
MH7
PRI_MODE2
1
3
MH5
C300
J26
1
C
A
ACT24
L153
1
GND
+12V
GND
+5V
1
FAN1
4
PWR1
MH3
MH13
F1
Primary ports
Expander 1
MH14
J0
MH7
C
A
ACT24
MH13
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