2.1.3 Internal Units
2.1.3 Internal Units
Figure 2-3 shows the types and mounting locations of internal units.
|
Location No. | Unit |
---|---|
1 | CPU memory unit lower (CMUL) (*2) |
2 | CPU memory unit upper (CMUU) (*1) (*2) |
3 | Backplane unit (BPU) |
4 | PSU backplane unit (PSUBPU) |
*1 When purchased with no CMUU mounted, the SPARC M12-2/M12-2S has a CMU filler unit mounted. *2 The CMUL and the CMUU together are collectively called the CMU. |
Shown in parentheses is an abbreviated name. Hereinafter, each component is represented by its abbreviated name.
You can access the CMUL after removing the FANBPU, HDDBPU, and PCICS.
You can access the CMUU after removing the FANBPU and HDDBPU.
In the case of the SPARC M12-2S, you can access both the CMUU and CMUL after removing the XBU.
|
Location No. | Unit |
---|---|
1 | CPU memory unit lower (CMUL) |
2 | CPU memory unit upper (CMUU) |
3 | Memory (MEM) |
Shown in parentheses is an abbreviated name. Hereinafter, each component is represented by its abbreviated name.
Note - You cannot replace the CPU alone. |
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