RM238 Series
Backplane
│
67
3-8 2.5” 8-Port SATA/SAS/NVMe (4 x Tri-mode) Passive Backplane
Table 31 Backplane specifications
Specification
Host Interface
Mini-SAS HD/OCuLink
Device Interface
SFF-8639
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 (U02)
Connector
1. 8 x SFF-8639
2. 4 x OCuLink
3. 2 x Mini-SAS HD
4. 1 x 8-pin ATX Mini-Fit Power connector for +12V only
Dimension (L x W x H)
142.0 x 80.0 x 2.4( mm)
Material
FR4 8 layers
Figure 86 Backplane front view
A.
HDD_0
B.
HDD_1
C.
HDD_2
D.
HDD_3
E.
HDD_4
F.
HDD_5
G.
HDD_6
H.
HDD_7
