vBe aware that upgrades to an AS/400 or iSeries server may require wiring changes to a building. For more information, see Technical Studio at http://www.iseries.ibm.com/tstudio/planning/plngstrt.htm.

The customer should work with the marketing representative to schedule a system assurance meeting to review all of the following activities.

Note: This meeting should include the customer, IBM marketing representative, hardware service representative, software service representative, and any non-IBM software service representative.

vReview memory considerations as follows:

Net-priced main storage feature exchanges are not available when upgrading to another AS/400 PowerPC AS model. In addition, you cannot exchange AS/400 or iSeries 400 memory cards for credit toward the purchase of newer or larger AS/400 or iSeries 400 memory cards. To reduce the necessity for future memory exchanges, the customer should order sufficient memory card sizes for future growth requirements.

Main storage for AS/400 Models 400®, 500, and 530 is not compatible with each other.

Main storage for AS/400 Models 40S, 50S, and 53S is not compatible with each other.

You must plug in main storage cards in equally-sized pairs for the Model 500 Feature Processor 2142. Therefore, it might not be possible to reuse all of the main storage cards from the previous feature processor (2140 or 2141).

You must plug in main storage cards in equally-sized pairs for the AS/400 Models 510 and 530 and the AS/400 Models 50S and 53S.

vEnsure that you know how to accomplish RAID protection on a migrated internal disk unit. You must have an attachment to a Feature Code for a high availability DASD controller (for example, 6502, 6512, 6532, 2726, or 2740).

Note: In order to avoid additional charges for the IBM service representative’s

time, perform ASP management after completion of the hardware upgrade.

vBe prepared to delete the old device description and create a new one, if the type of console changes.

vReview and confirm the hardware and software order.

vSome systems have a mix of unsupported disk unit devices. If the system has such a mix, consider one of the following:

Purchase additional supported disk unit devices in order to enable the removal of all unsupported devices before the model upgrade.

Purchase AS/400 Data Migration Services.

Upgrading from a 4xx, 5xx, Sxx, or 6xx to a 7xx

Many installed AS/400 Models 4xx, 5xx, 6xx, and Sxx (except SB1) can be upgraded to an AS/400 Model 7xx.

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

12iSeries 940x RISC-to-RISC Road Map V5R1

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IBM SA41-5155-05 manual Upgrading from a 4xx, 5xx, Sxx, or 6xx to a