4-Port 12Gbps Passive Backplane; Figure 66 Backplane Front View; Table 8 Backplane Specifications - Chenbro RM138 Series User Manual

3-2 3.5" 4-Port 12Gbps Passive Backplane

Host Interface
HDD Interface
Hot-Swap
Display
Environment Monitor
Connectors
Dimension (L x W x H)
Material
A. HDD_0
B. HDD_1
Table 8
Mini-SAS HD
SFF-8680 (SAS-29)
Yes, allows users to replace devices online
LED indicates storage device status
Power LED – Off (Fault)
– Blue on (Present)
Access LED – Green on (Access)
– Red on (Failure)
– Red 1Hz blink (Rebuild)
– Red 4Hz blink (Locate)
Temperature sensor TMP75 detection
1. 4 x SFF-8680
2. 1 x Mini-SAS HD
3. 1 x ATX 4P power mini fit connector for 12V
4. 1 x 5-pin I2C
426.6 x 26.8 x 2.4 (mm)
FR4 4 layers
Figure 66
Backplane specifications
Specification
Backplane front view
C. HDD_2
D. HDD_3
RM138 Series
Backplane 47
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