+
+
+
+
+
+
EC
7
+
+
+
EC
3
+
EC
4
+
EC
29
+
EC
28
EC
27
+
+
+
EC
24
+
+
+
+
+
EC
15
+
EC
14
+
EC
1
2
+
+
+
+
EC
10
EC
34
UA
R
4
+
C8
64
+
+
1
+
EX
PD
BG
1
+
1
M
DI
O1
M
DI
O2
+
+
EC
19
C2972
+
+
+
+
+
EC
16
+
1
8
EC
18
+
+
+
+
+
+
+
+
+
+
C863
C862
1
8
5
10
15
20
25
28
Y
E
R
K
A
E
A
H
5
10
15
20
25
28
Y
E
R
K
A
E
A
H
PRI
_F
LAS
H
1
2
1
4
EX
PD
BG
2
UAR
U
330
PRI
_I
2C
Power Card
+
+
EC
20
+
C300
+
EC
9
+
+
+
EX
PD
BG
2
+
EC
6
+
EC
5
+
+
+
EC
29
+
EC
28
EC
27
+
+
EC
2
1
EC
25
+
+
EC
23
+
EC
22
+
+
EC
2
+
+
+
EC
13
+
EC
12
+
+
C8
6
3
EC
10
UA
R
4
+
+
+
1
+
1
4
EC
19
C861
EC
1
+
1
M
DI
O1
M
DI
O2
F1
12V_LED
A
C
5V_LED
A
C
C
A
1
C A
PRI
_M
O
D
E1
1
SEC_M
ODE1
3
SEC_M
ODE2
1
3
PRI_MOD
E2
1
3
+
+
+
C2973
+
+
+
C2926
+
PR
I_
I2
C
+
1
8
EC
18
EC
16
+
+
+
C870
C869
+
+
+
+
+
+
C865
+
MH1
MH2
MH5
MH7
PWR4
MH4
MH3
MH13
MH11
MH15
MH10
1
4
+12V GND GND +5V
+12V GND GND +5V
1 4 +12V GND GND +5V
4
1
J24
1
8
J25
5
10
15
20
25
28
Y
E
K
R
A
E
A
H
5
10
15
20
25
28
Y
E
K
R
A
E
A
H
+12V GND
GND +5V
U5
SE
C_
F
LAS
H
PRI
_F
LAS
H
1
2
EX
PD
BG
1
4
4
1
1
UAR
U
330
PWR5
+12V GND
GND +5V
PWR
2
+12V GND
GND +5V
WWN
Appendix E: SAS2-846EL Backplane Specifications
Connecting Multiple Backplanes in a Dual Channel
Environment
This section describes the cables used when cascading from dual HBAs. These
connections use CBL-0168L internal cables and CBL-0166L external cables.
Cable 0166L
(External cable)
HBA
HBA
EC17
L1
R4635
FANFAIL1
A C
C300
BUZZE
R1
DESIGNED IN USA 1
1 1
TLED1
BUZZER_ENB1 FAN_MONITOR_DISABLE
MH9
FANFAIL_LE
D_DISABLE
MH12
1 1
MH14
A C
12V_LED
A
C
5V_LED
A
C
C
A
1
C A
C367
C872
1
SEC_MO
DE1
3
SEC_M
ODE2
MH11
1
3
1
3
C865
PRI_J
0
MH8
PRI_J2
PRI_J1
MH6
SEC_J1
SEC_J0
SEC_J
2
MH1
MH7
1
FAN1
4
PWR2
+12V GND GND +5V
1
FAN2
4 +12V GND GND +5V
+12V GND
GND +5V
4
1
J24
J25
4
4
1
1
BAR CODE
+12V GND
GND +5V
PWR6
PWR5
+12V GND
GND +5V
+12V GND
GND +5V
WWN
WWN
REV
1.10
BPN-SAS2-846EL2
EC17
R4635 R4631
FANFAIL1
A
C
OVERHEATFAIL1
A C
ANFAIL_LED_DISABLE
L147
BUZZE
R1
BPN-SAS2-846EL2
F OR_DISABLE
REV 1.10
DESIGNED IN USA 1
1 1
CTLED1
1 1
C367
C872
PRI_J
0
PRI_J2
PRI_J1
SEC_J1
SEC_J0
SEC_J
2
MH12
BAR CODE
WWN
Cable 0168L
with Single Port Assembly
(Internal cable)
Figure E-14: Multiple Backplanes in a Dual Channel Environment
Primary Port
Expander 1
Secondary Port
Expander 2
Primary
Port
Expander 1
E-19
Secondary
Port
Expander 2