B.2 Cpu Module - Fujitsu SPARC ENTERPRISE M9000 Service Manual

For the bus connecting SC and SC as well as SC and crossbar unit, a high-speed
■
link is used.
For the bus connecting SC and MAC as well as SC and CPU, a high-speed link is
■
used.
For the memory, DIMM is used.
■
The CMU has a label bearing the printed component number and manufacture's
■
serial number.
B.2 CPU Module
CPU module consists of CPU and DDC. Up to four CPU modules can be mounted
on a CMU. There are four types of CPU modules.
FIGURE B-2
FIGURE B-2
The CPU module has the following characteristics.
Active maintenance of CPU modules is possible using the DR function.
■
To perform active maintenance, you need to pull out the CMU from the system
■
before replacing the target CPU module.
shows the CPU module.
CPU Module
Appendix B Components B-5