This configuration consists of three 8x1.8-inch drive backplanes and requires six SAS signal
cables.
Backplane configuration for 28 drives
This section contains backplane configuration information to support 28 drives.
The following illustration shows the supported backplane configuration to support 28 drives.
This configuration consists of one 4x2.5-inch drive backplane and
three 8x1.8-inch drive backplanes and requires seven SAS signal
cables.
Backplane configuration for 32 drives
This section contains backplane configuration information to support 32 drives.
The following illustration shows the supported backplane configuration to support 32 drives.
This configuration consists of four 8x1.8-inch drive backplanes and requires eight SAS signal
cables.
1.8”
SSD
1.8”
SSD
1.8”
SSD
1.8”
SSD
1.8”
SSD
1.8”
SSD
1.8”
SSD
1.8”
SSD
8 9 10 11
21
20
22 23
1.8”
SSD
1.8”
SSD
1.8”
SSD
1.8”
SSD
1.8”
SSD
1.8”
SSD
1.8”
SSD
1.8”
SSD
13
12
14 15
17
16
18 19
1.8”
SSD
1.8”
SSD
1.8”
SSD
1.8”
SSD
1.8”
SSD
1.8”
SSD
1.8”
SSD
1.8”
SSD
0 1 2 3
5
4
6 7
29
28
30 31
1.8”
SSD
1.8”
SSD
1.8”
SSD
1.8”
SSD
1.8”
SSD
1.8”
SSD
1.8”
SSD
1.8”
SSD
25
24
26 27
Connecting the SAS cables
Use this information to connect the SAS cables to the drive backplanes (BP).
The following table provides information for connecting the SAS cables to the drive BP based on the
backplane slot and supported drive backplane configurations:
Table 14. Connecting the SAS cables to the drive BP based on the configurations
Drive backplane
BP 1
BP 2
BP 3
BP 4
4x2.5-inch drive
backplane
• Connect the SAS
cable from BP 1
to the SAS signal
connector port
0 on the system
board.
• Connect the SAS
cable from BP 2
to the SAS signal
connector port
1 on the system
board.
• Connect the SAS
cable from BP 3 to
port 0 on the PCIe
adapter.
• Connect the SAS
cable from BP 4 to
port 1 on the PCIe
adapter.
8x2.5-inch drive
backplane
• Connect one SAS cable from BP 1 to the
SAS signal connector port 0 on the system
board.
• Connect one SAS cable from BP 3 to port
0 on the PCIe adapter.
64
Lenovo System x3750 M4 Installation and Service Guide
Summary of Contents for System x3750 M4
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Page 170: ...156 Lenovo System x3750 M4 Installation and Service Guide ...
Page 319: ...Adapter SAS signal connector SAS signal cable Chapter 6 Removing and replacing components 305 ...
Page 321: ...Adapter SAS signal connector SAS signal cable Chapter 6 Removing and replacing components 307 ...
Page 324: ...8x2 5 inch backplane 310 Lenovo System x3750 M4 Installation and Service Guide ...
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Page 968: ...Taiwan BSMI RoHS declaration 954 Lenovo System x3750 M4 Installation and Service Guide ...
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