Supermicro SC826 Series, User Manual, Page: 140 / 146

G-6
BPN-SAS3-826EL1-N4 Backplane User's Guide
G-7 Front Connectors and LED Indicators
All connectors support SAS3. Connectors for SAS #9 through #12 are hybrid ports
that support both SAS3 and NVMe.
Front SAS/SATA Connectors and LED Indicators
Connector Number
and HDD Number Label
HDD Activity LED
(Blue)
Failure LED
(Red)
SAS #1 J1 ACT#0 FAIL#0
SAS #2 J2 ACT#1 FAIL#1
SAS #3 J3 ACT#2 FAIL#2
SAS #4 J4 ACT#3 FAIL#3
SAS #5 J5 ACT#4 FAIL#4
SAS #6 J6
ACT#5 FAIL#5
SAS #7 J7 ACT#6 FAIL#6
SAS #8 J8 ACT#7 FAIL#7
SAS #9/NVMe #1* J9 ACT#8 FAIL#8**
SAS #10/NVMe #2* J10 ACT#9 FAIL#9**
SAS #11/NVMe #3* J11 ACT#10 FAIL#10**
SAS #12/NVMe #4* J12 ACT#11 FAIL#11**
*Hybrid ports; SAS or NVMe
**This failure LED is multi-colored, as described in the table below.
Color and State Indication
Red, solid Failure
Red, blinking at 1Hz Rebuild
Red, blinking at 4Hz Indentify
Amber, blinking Attention! Do not remove NVMe device
Green NVMe device ready be removed
S1 S7 P1 P15 E1 E6
E7 S8 S28 E17 E25 E16
S1 S7 P1 P15 E1 E6
E7 S8 S28 E17
E25
E16
S1 S7 P1 P15 E1 E6
E7 S8 S28 E17 E25 E16
S1
S7 P1
P15
E1 E6
E7
S8 S28 E17 E25 E16
A
C
A
C
A
C
A
C
A
C
7 1
3
1
3
1
A
C
A
C
A
C
A
C
A
C
A
C
A
C
A
C
A
C
A
C
A
C
A
C
A
C
A
C
A
C
A
C
A
C
A
C
A
C
A
C
3 2 1 4
3 2 1 4 4 1
4 1
4 1
4
1
4
1
A7 A8
A1
A2
CG
1
B1
B2
B7 B8
C1
C2
C7 C8
D1
D2
D7 D8
E8 E7
E1
E2 G2 F2
F1
H2
H1 G1
G8 F8 F7 H8 H7 G7
A7 A8
A1
A2
B1
B2
B7 B8
C1
C2
C7 C8
D1
D2
D7 D8
CG
3
E8 E7
E1
E2 G2 F2
F1
H2
H1 G1
G8 F8 F7 H8 H7 G7
A7 A8
A1
A2
CG
1
CG
2
B1
B2
B7 B8
C1
C2
C7 C8
D1
D2
D7 D8
CG
3
E8 E7
E1
E2 G2 F2
F1
H2
H1 G1
G8 F8 F7 H8 H7 G7
A7 A8
A1
A2
CG
1
CG
2
B1
B2
B7 B8
C1
C2
C7 C8
D1
D2
D7 D8
CG
3
E8 E7
E1
E2 G2 F2
F1
H2
H1 G1
G8 F8 F7 H8 H7 G7
1
P1
P15
S14
S1 P1
P15
S8 S14
S1
S1 P1
P15
S14
S1 P1
P15
S14
S1 S7 P1
P15
S8 S14
S1 S7 P1 S8 S14
S1 P1 P15 S14
U134
Q41
U1
J9 J12
J11
J10
D27
D41
D44
D42
D43
LED2
0
LED1
9
LED1
8
LED1
7
LED1
6
LED1
5
LED1
4
LED1
3
LED9
LED8
LED7
LED6
LED5
LED4
LED3
LED2
LED1
2
LED1
1
LED1
0
LED1
L12
U29
U23
C703
C705
C704 C701
C375
J4
J6
J7
J8
J1
J2
J3
J5
R2
62
R71
R2
65
C11
8 C11
9 C12
0
C24
9 C24
8
C12
1 NVMe4
NVMe3
NVMe2
NVMe1
SAS#12
SAS#11
SAS#10
SAS#9
SAS#8
SAS#7
SAS#6
SAS#5
SAS#4
SAS#3
SAS#2
SAS#1
Figure 2-4. Front Connectors and LEDs
LED4
LED16
SAS #4
LED12
D44
SAS #12
LED11
D43
SAS #11
LED10
D42
SAS #10
LED9
D41
SAS #9
LED8
LED20
SAS #8
LED7
LED19
SAS #7
LED6
LED18
SAS #6
LED5
LED17
SAS #5
LED3
LED15
SAS #3
LED2
LED14
SAS #2
LED1
LED13
SAS #1