Dell PowerVault 221S Service-Handbuch - Seite 11

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System Overview : Dell PowerVault 220S and 221S Systems Service Manual

Drives

SCSI hard drives

Bus

Configuration

Back-Panel Connectors

SCSI connector

Backplane Board Connectors

SCSI connector

Hard drives

Power supply/cooling module

Enclosure management modules (EMM)

Split-bus module

Enclosure Modules

EMM

Split-bus module

SCSI terminator card

LED Indicators

Front panel

Hard-drive carrier

EMM

Split-bus module

file:///C|/Users/rishi_sood/Desktop/220s/en/sm/intro.htm[3/7/2013 12:09:13 PM]

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

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)

68-pin shielded P-type SCSI for connection to host

fourteen 80-pin SCA-2 connectors

2 high-current connectors

210-pin connector

180-pin connector

2 warm-pluggable modules with 68-pin shielded P-type SCSI connectors

1 warm-pluggable module with an external slide switch to change between split-bus, joined-bus, and cluster modes

1 warm-pluggable module to the terminate SCSI bus in nonredundant EMM configurations

5 LED status indicators for power, fault, split bus, cluster mode, and over-temperature

1 single-color activity LED and 1 two-color LED status indicator per drive

3 LED status indicators for power, fault, and active status

1 LED indicator for power