Functions; Figure 4-2. Model 4200-Series Lvd Disk Enclosure Emu Location - Compaq 4200 User Manual

4–2 Compaq StorageWorks Enclosure 4200 Family LVD Disk Enclosure User Guide
The EMU mounts in the bay at the left rear of the enclosure (see Figure 4–2).
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Figure 4–2. Model 4200-series LVD disk enclosure EMU location

Functions

The EMU functions include:
In conjunction with the I/O module, assigning device SCSI bus addresses
Monitoring the enclosure operation
Detecting and reporting errors
Displaying the EMU and enclosure status
Controlling the LEDs
In conjunction with Compaq SCSI adapter or RAID controller, implementing
enclosure services protocols to report status
The enclosure functions and operations the EMU monitors include:
Temperature
Power Supplies
Blowers
Drives
EMU internal functions
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EMU
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