System information

Chapter 1. Introduction to IBM eServer BladeCenter technology and its advantages 21
򐂰 Disk mirroring
򐂰 MidPlane
򐂰 Hot-swap power and cooling modules
򐂰 Switch modules
Figure 1-14 Module location on the rear of the IBM Eserver BladeCenter
Table 1-3 outlines which components can be redundant, hot swap, PFA or have Light Path
diagnostics.
Table 1-3 Redundant, Hot-swap, PFA or Light Path
Redundant Hot Swap PFA Light Path
Blade Ye s Ye s N o Ye s
Processor Auto Recovery No Yes Yes
Memory ECC w/Auto
down size
No/Tool less Yes Yes
Power Supplies Ye s Ye s Ye s Ye s
Cooling Fans Ye s Ye s Ye s Ye s
Management
Module
TBD TBD TBD TBD
Switch Module Ye s Ye s T B D T B D
Backplane YesNoNoNo
Front Plane
/Media Tray
No Yes No No
CD ROM Drive No No No No
Floppy Drive No No No No
Hard Drive Raid Only with Blade
Storage
expansion (HS
SCSI drives)
Ye s Ye s
Power Cable Yes Yes No No