+
EC
20
+
+
EC
9
+
+
EC
29
+
EC
28
EC
27
+
EC
26
+
EC
25
+
EC
24
+
EC
23
+
EC
22
+
EC
21
+
EC
15
+
EC
14
+
EC
13
+
EC
11
+
1
M
DI
O
1
M
DI
O
2
+
C
2973
+
+
+
+
EC
16
+
EC
18
+
+
+
+
+
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
SE
C_
FL
AS
H
1
2
EX
PD
BG2
UA
RT
_S
PR
I_
I2
C
Appendix E: SAS2-846EL Backplane Specifications
E-5 Front Connectors and Jumpers
+
1 1
EC 1 7
L1
R4 6 35
FA N FAIL1
A
C
O VERHEATFAIL1
A C
C 3 0
0
+
EC
8
+
EC
6
+
EC
5
+
EC
4
+
EC
3
+
EC
2
+
EC
12
+
EC
10
4
+
C8
64
+
C861
EC
1
L1 47
BUZZER
1
DESIGNED IN USA 1
1 1
AC TLED1
BUZZER_ENB1
FA N _ M O N I TO R _ D I S A B L E
FA N FAIL_ LED_D
ISABLE
1 2 V_LED
A
C
5 V_ LED
A
C
C
A
AC T2 5
C
A
AC T2 4
1
5
M H13
C 3 6
7
PR
I_
M
O
DE
1
1
SEC _ M O
D
E
1
3
SEC _ M O
DE2
1
3
PRI_MO DE2
1
3
+
+
EC
35
EC
34
+
EC
19
C2972
+
C2970
C 2 9 2
6
+
C 8 7
2
C 8 7 0
1
4
C 8 6
9
C 8 6
7
++
+
C866
+
C 8 6
5
+
C863
C862
PRI_J0
PRI_ J
1
1
9
1
8
M H 8
PRI_ J2
SEC _ J0
SEC _ J2
M H1
M H2
M H5
M H7
M H4
M H3
M H1
4
M H1
2
M H1
1
M H1
5
1
FAN1
4
PWR2
1
FA N 2
4
+1 2 V
G N D G N D +5 V
FAN3
4
1
J2 4
1
8
J2 5
PR
I_
FL
AS
H
J2 7
1
J2 6
U1 7
EX
PD
BG1
4
1
4
4
1
1
UA
RT
_P
1
U
330
BAR CODE
+ 1 2 V
G N D
G N D + 5 V
PWR6
+ 1 2 V G N D
G N D + 5 V
PWR4
+1 2 V G N D
G N D + 5 V
PWR5
+ 1 2 V G N D
G N D + 5 V
PWR3
+1 2 V G N D
G N D +5 V
PWR1
WWN
WWN
Front Connectors
1. Primary I
2
C connector: PRI_I2C
2. Power connectors: PWR1, PWR2, PWR3, PWR4, PWR5, and PWR6
3. Primary expander chip
4. Secondary expander chip (Not available in EL1 backplane)
5. EPP connectors: J26 and J27
6. Fan connectors: FAN1, FAN2 and FAN3
7. Primaray SAS connector: PRI_J0
8. Primary SAS connector: PRI_J1
9. Primary SAS connector: PRI_J2
10. Secondary SAS connector: SEC_J0 (Not available in EL1 backplane)
11. Secondary SAS connector SEC_J1 (Not available in EL1 backplane)
12. Secondary SAS connector SEC_J2 (Not available in EL1 backplane)
Figure E-1: Front Connectors
1
1
1
5
1
3
1
2
1
2
1
2
1
2
1
6
1
2
1
2
1
6
1
6
1
1
1 1
1
0
M H 6
SEC _ J1
BPN-SAS2-846EL2
REV 1.10
1
7
1
1
2
M H 9
E-3
