IBM Partner Pavilion DS4100 - Manual (Page 45)

Attention: When connecting the DS4100 to DS4000 EXP100 storage
expansion units, DO NOT use the tens digit (x10) setting. Use only the
ones digit (x1) setting to set unique server IDs or enclosure IDs. For more
information, see “Server ID (enclosure ID) settings” on page 33.
1 Gbps/2 Gbps switch
The default switch setting is 2 Gbps. This is the only speed setting that is
allowed for the DS4100.
Attention: Do not remove the metal plate that covers the storage server
speed setting. Do not adjust the storage server speed setting.
Storage server operating environment
This section provides general operating information about the DS4100. All
components plug directly into the backplane.
Chapter 1. Introduction 13