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Service Hints & Tips

Document ID: RMIE-3DJJ6V

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IBM PC730/PC750 - System hang with 256Kb L2 cache

Applicable to: World-Wide

Symptom :
IBM PC 700 Series 6875, 6885, 6876, or 6886 systems with 256Kb Level 2 cache installed may exhibit intermittent system hangs in OS/2 2.x, OS/2 WARP 3.x or in a Windows operating system environment.

Problem Isolation Aids :
Disable the 256Kb Level 2 Cache via the Setup Utility and retest the system. If the system does not exhibit further system hangs, continue with the following step:

A) Locate the level 2 cache modules on the system board. If either of the modules are ALLIANCE brand cache modules with a date code of 9539, 9540 or 9542 this tip applies.

If the system hangs continue after Disabling the 256Kb level 2 cache, continue normal problem determination.

Advanced diagnostics run without errors.

Fix :
If the system does not exhibit the failure symptom with the cache Disabled, replace the cache with FRU P/N 06H6052.

SAS Keywords :
PSVP PSY2 PSVPPART IBMPC
PSY2PART PSVPERR PSY2ERR HUNG
PSVPMEM PSY2MEM PSVPBRD PSY2BRD
D/T6886 D/T6876 PC300 PC 330
PC 350 LEVEL 2 D/T6885 TRAP

Search Keywords

Hint Category

Retain, Memory

Date Created

21-01-97

Last Updated

27-04-98

Revision Date

24-04-99

Brand

IBM PC

Product Family

PC 730, PC 750

Machine Type

6875, 6876, 6885, 6886

Model

Various

TypeModel

Retain Tip (if applicable)

H136209

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