Supermicro SC946LE1C-R1K66JBOD User Manual page 80

Chassis SC946L JBOD User's Manual
Cascading Configuration, Backplanes to External Controller
Connecting Backplanes in JBODs to External Controller
1. Power down the system and remove the power cords from the rear of the power
supplies. Open the chassis cover and access the backplanes as described in your
system manual.
JBOD System
BPN-SAS3-946LEL1
Primary
Expander
JBOD System
BPN-SAS3-946LEL1
2nd Backplane
Primary
Expander
Figure C-5. Backplane Cascading Configuration
2. To connect the 1st backplane connectors CN1 and CN2 to the controller located in
a server, plug the External MiniSAS HD to External MiniSAS HD 1m cables (CBL-
SAST-0573) into the JBOD in upstream port of the JBOD where the 1st backplane is
located and into connectors CN1 and CN2 on the underside of the AOM-S3108M-H8L-P
SAS controller or AOM-S3008-L8-SB HBA, as illustrated in Figure C-5.
1st Backplane
CN4
CN4 CN3
CN1
Server
AOM-S3108M-H8L-P
SAS Controller or AOM-
S3008-L8-SB HBA
80
CN3
JBOD In
Secondary
Upstream
Expander
Port
CN1
CN2
JBOD Out
Downstream
Port
1
3
JBOD In
Secondary
Upstream
Expander
Port
JBOD Out
Downstream
CN2
Port
L400 C2469 C2476 C2472 Y1
U424
MH6
R149
Q1
MH1 Q125
LED3: FAIL_LED
U440
CN1
5
34
L399
OSC1
SAS0-3
U26
U23 U24 U27 U25
AOM-S3108M-H8L
14
DESIGNED IN USA REV: 1.10
U457
1
2
CN2
LED1:ACTIVE_LED J10: UART Debug
1
LED2:SYS_HB 1:Tx 2:GND
JP5:
3:Rx 4:VCC
CN1 CN2
1
32 17
A LED1
C
C LED2
6
A
SAS4-7 C2299
MH2