Internal Units - Fujitsu Oracle SPARC M12-2 Service Manual

2.1.3

Internal Units

Figure 2-3
Figure 2-3 Internal Units
(2)
(1)
Location No.
1
2
3
4
*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.
14 Fujitsu SPARC M12-2/M12-2S Service Manual ･ January 2023
shows the types and mounting locations of internal units.
Unit
CPU memory unit lower (CMUL) (*2)
CPU memory unit upper (CMUU) (*1) (*2)
Backplane unit (BPU)
PSU backplane unit (PSUBPU)
(4)
(3)