Dell PowerVault 220S (SCSI) - Manual (Page 11)

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]
Drives
SCSI hard drives support for up to fourteen 1-inch-by-3.5-inch LVD Ultra 160 and Ultra 320 SCSI hot-plug hard drives, at speeds of 10K
or 15K rpm and capacities of 18 GB, 36 GB, 73 GB, 146 GB, or 300 GB
Bus
Configuration support for any of the following:
one 14-device SCSI bus (joined-bus mode)
one clustered 13-device SCSI bus (cluster mode)
two independent 7-device SCSI buses (split-bus mode)
Back-Panel Connectors
SCSI connector 68-pin shielded P-type SCSI for connection to host
Backplane Board Connectors
SCSI connector 68-pin shielded P-type SCSI for connection to host
Hard drives fourteen 80-pin SCA-2 connectors
Power supply/cooling module 2 high-current connectors
Enclosure management modules (EMM) 210-pin connector
Split-bus module 180-pin connector
Enclosure Modules
EMM 2 warm-pluggable modules with 68-pin shielded P-type SCSI connectors
Split-bus module 1 warm-pluggable module with an external slide switch to change between split-bus, joined-bus, and cluster modes
SCSI terminator card 1 warm-pluggable module to the terminate SCSI bus in nonredundant EMM configurations
LED Indicators
Front panel 5 LED status indicators for power, fault, split bus, cluster mode, and over-temperature
Hard-drive carrier 1 single-color activity LED and 1 two-color LED status indicator per drive
EMM 3 LED status indicators for power, fault, and active status
Split-bus module 1 LED indicator for power