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v The I/O expansion unit, on a model 500 or 510 only has a 266 Mbps Optical bus
Adapter which is too slow for the migration expansion unit to support. Using
the S40388 RPQ, the expansion unit can be converted to a faster I/O expansion
unit with a 1063 Mbps Optical Bus Adapter.
v In V4R5, the only type of PC console that an 8xx system supports is Operations
Console.
v Planning assistance from IBM Global Services or from an IBM Business Partner
may be very helpful if this is an unfamiliar area to the customer.
Upgrading from a 6xx or 7xx to an 8xx
Many installed AS/400 models 6xx and 7xx, except SBx, can be upgraded to the
8xx servers. See “Upgrading to a New 7xx or 8xx Model” on page 46 for
information on supported upgrades to new AS/400 models.
8xx models require V4R5 versions of OS/400.
All system units and expansion units have locations for features including
processors, main storage, power, expansion units, disk units, tape drives, CD-ROM
drive, and IOPs. Some restrictions may apply to certain combinations of features.
The configurator contains the rules and performance considerations for placement
of these features. It should be used to ensure a valid configuration. The use of
performance tools may also help in optimizing a configuration to match a specific
set of requirements.
Placing the Upgrade Order
After you have identified what is necessary for the upgrade, continue with the
following sections:
Who is Responsible for Ordering the Upgrade?
The following tables show a check-off sequence for tasks during the ordering
process.
Note: IBM Services personnel may perform the customer activities for a fee.
Table 1. Tasks and Responsibilities for Ordering
Checkoff Tasks and Responsibilities for Ordering Person Responsible
Understand objectives and needs Marketing Representative
Know existing system. Print system
configuration list.
Marketing Representative, Customer
Use the AS/400 Configurator Marketing Representative, Business Partner
Determine prerequisites Marketing Representative, Business Partner,
Software Service Representative
Determine current running release Marketing Representative, Business Partner,
Customer
Determine release-level requirements before
model upgrade
Marketing Representative, Business Partner
Determine responsibilities Customer Account Team Leader
Determine documentation and education
needs
Marketing Representative, Business Partner
Determine physical needs Customer, Business Partner
Chapter 2. Planning Your Order for Upgrading or Data Migration 15