Quantum DXi8500, User Manual

Page: 80 / 520

Chapter 2: Basic Operations
DXi8500 Components and Operations
50 Quantum DXi8500 User’s Guide
Metadata Module – Enclosure Management Module
Each EMM provides the following data path and enclosure management
functions for your enclosure:
• Monitoring and controlling enclosure environment elements such as
temperature, fan, power supplies, and enclosure LEDs.
• Controlling access to hard drives.
• Communicating enclosure attributes and states to the host server.
Note: At least one EMM must be installed in the enclosure. If only
one EMM is installed in the enclosure, it must be installed in
the primary EMM bay and a blank must be installed in the
secondary EMM bay.
For detailed information about EMM indicator and feature descriptions,
see Figure 27 and Table 8 .
Figure 27 Metadata Module –
EMM Indicators and Features
3 Secondary EMM Provides a data path between the enclosure and the host
server and enclosure management functions for your
enclosure.
4 Power switches (2) Controls the power supply output to the enclosure.
5 Power supply/cooling fan module 600 Watts power supply
Item Indicator, Button, or Connector Description
1 2
3 4
5 6 7