Figure 4, Figure 5, Back-panel modules – Dell PowerVault 220S (SCSI) User Manual
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System Overview : Dell PowerVault 220S and 221S Systems Service Manual
file:///C|/Users/rishi_sood/Desktop/220s/en/sm/intro.htm[3/7/2013 12:09:13 PM]
7 primary EMM
8 split-bus module
9 secondary EMM
Figure 4. Back-Panel Features (Systems With Nonredundant EMMs and Nonredundant Power Supplies)
1 SCSI terminator card
2 cooling module (blowers 2 and 3)
3 power-supply blank
4 power supply
5 cooling module (blowers 0 and 1)
6 unused port
7 EMM
8 split-bus module
Back-Panel Modules
illustrates the features and indicators on the back-panel modules. See
for more information about bus configuration switch modes.
Figure 5. Back-Panel Modules Features and Indicators
1 bus configuration switch
2 power LED indicator
3 SCSI connector
4 active LED indicator
5 fault LED indicator
6 power LED indicator