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Vital Product Data (VPD)
The vital product data (VPD) for the system unit and for the SSA adapter can be
displayed by using the using-system service aids. This section shows the types of
information that are contained in the VPD.
Abbreviations used in this section are:
DRAM Dynamic random-access memory
FRU Field-replaceable unit
RAM Random-access memory
ROM Read-only memory
ROS Read-only storage
SSA Serial storage architecture
The VPD for the 4.5 GB and 9.1 GB SSA Disk Drives is:
Part number Disk drive module part number
EC level Disk enclosure engineering change level
Serial number Disk enclosure serial number
Machine type and model Type and model
Manufacturer Manufacturer and plant code
ROS level and ID ROM and RAM code revision levels
Device specific Z2 RAM code load part number
Device specific Z3 Electronics card assembly part number
Device specific Z4 Disk enclosure date of manufacture
The VPD for the SSA Adapter is:
Part number Adapter card FRU part number
Serial number Adapter card serial number
Engineering change level Adapter card engineering change level
Manufacturing location Manufacturer and plant code
ROS level and ID Version of ROS code loaded on the adapter
Loadable microcode level Version of loadable code needed for the satisfactory
operation of this card
Device driver level Minimum level of device driver needed for this level of
card
Description of function SSA adapter
Device specific (Z0) If the adapter contains additional DRAM modules, Z0
indicates the total DRAM size in megabytes
Device specific (Z1) If the adapter contains a pluggable fast-write cache
module, Z1 indicates the cache size in megabytes
7-56 RS/6000 Enterprise Server Model H Series User's Guide