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Document ID: DDSE-3U6MSY

PC Server 520 - System board replacement

Applicable to: World-Wide

System Board Replacement (Type 8641)

Notes:
The clock speed jumper must be set to match the speed of the processor(s) installed on the system board. For system board socket and jumper locations, see:
- 'Locations (Models EZ0, EZV, EZL, EZS, EZE)— , 'System Board Locations— for PCI/EISA models
- 'Locations (Models MZ0, MZV, MZS, MZE, MZL)—, 'System Board Locations— for micro-channel models.

Type 8641 computers have one or two processors, and other components installed on the system board. When replacing the system board, remove all of the installed components from the old system board and install them on the new system board. If the problem remains, check the following:
- The primary processor is installed and seated correctly in the primary processor socket on the system board
- If installed, the secondary processor is seated correctly in the secondary processor socket on the system board.
- All other components removed from the old system board are installed and seated correctly on the new system board.

Note:
If the processor(s) are not seated correctly, intermittent problems can occur.

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Hint Category

Hardware Maintenance Information, Processors

Date Created

16-08-96

Last Updated

02-03-99

Revision Date

02-03-2000

Brand

IBM PC Server

Product Family

PC Server 520

Machine Type

8641

Model

EZ0; EZV; EZL; EZS; EZE; MZ0; MZV; MZS; MZE; MZL

TypeModel

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