RM138 Series
/ Backplane
│
49
3-3
2.5” 10
-Port 12Gbps Passive Backplane
Table 10 Backplane specifications
Specification
Host Interface
Mini-SAS HD
HDD Interface
SFF-8680 (SAS29)
Hot-Swap
Yes, allows users to replace storage devices online
Display
LED indicates storage device status
Power LED
–
Off (Fault)
–
Blue on (Present)
Activity LED
–
Green on (Access)
–
Red on (Failure)
–
Red 1Hz blink (Rebuild)
–
Red 4Hz blink (Locate)
Environment Monitor
Temperature sensor TMP75 detection (U3)
Connector
1. 10 x SFF-8680
2. 3 x Mini-SAS HD
3. 1 x ATX 4P power connector for +12V only
4. 1 x 5-pin I2C
Dimension (L x W x H)
405.0 x 33.3 x 2.4 (mm)
Material
FR4 6 layers
Figure 68 Backplane front view
A.
HDD_0
E.
HDD_4
I.
HDD_8
B.
HDD_1
F.
HDD_5
J.
HDD_9
C.
HDD_2
G.
HDD_6
D.
HDD_3
H.
HDD_7
