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Document ID: RMIE-3FBJ3M

IBM IntelliStation Z Pro - System hang viewing port settings

Applicable to: World-Wide

Symptom :
IBM IntelliStation Z Pro 6899 systems may exhibit a system hang condition when viewing the COM port settings via the Windows NT v3.51 Control Panel with an STB DSP-550 communication adapter installed.

Problem Isolation Aids :
Performing the following steps in Windows NT v3.51 may cause a system hang with an STB DSP-550 adapter installed:

1) Select Control Panel
2) Select Ports
3) Four COM (1-4) ports should be displayed.
4) Highlight COM1
5) Select Settings - system hang occurs

If the DSP-550 adapter is removed or the COM ports are disabled via the Setup Utility, the failure does not occur.

The failure does not occur using Windows NT v4.0.

Fix :
Windows NT v3.51 and the STB DSP-550 adapter are an incompatible combination in the IBM IntelliStation Z Pro 6899. Upgrading to
Windows NT v4.0 will allow this combination to function properly.

Contact Microsoft Windows NT Technical Support or STB for additional information.

SAS Keywords :
PSVP PSY2 PSVPCOMM PSY2COMM
PSVPERR PSY2ERR PWS IBMPC
UNCLASSIFIED HUNG LOCKUP 59632
PSVPADPT PSY2ADPT PSVPOEM PSY2OEM
PSVPPROG PSY2PROG

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Hint Category

Retain, Windows NT

Date Created

19-03-97

Last Updated

22-04-98

Revision Date

09-04-99

Brand

IBM IntelliStation

Product Family

Z Pro

Machine Type

6899

Model

All

TypeModel

Retain Tip (if applicable)

H136893

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