Record number: H163740 Device: D/T6561 Model: M Hit count: UHC00000 Success count: USC0000 Publication code: PC50 Tip key: Date created: O98/05/20 Date last altered: A98/05/20 Owning B.U.: USA Abstract: CRYSTALWARE MPU-401 DEVICE MANAGER CONFLICT IN WINDOWS 95 SYMPTOM: Device manager displays a yellow exclamation mark beside the native Windows95 Crystal MPU-401 device and indicates the device is not working properly. The CrystalWare MPU-401 device is also installed and working properly. PROBLEM ISOLATION AIDS: This tip applies to IBM PC300GL Series 6561/6591 systems preloaded with Windows95. FIX: 1. In device manager, highlight the Generic MPU-401 device indicated as a conflict and select Remove. 2. Shut down and restart Windows95. The CrystalWare MPU-401 device should be listed without conflicts and working properly. Windows and Windows95 are trademarks of Microsoft Corporaiton. SAS KEYWORDS: PSY2 CDTERR CDTOPER D/T6561 D/T6591 6561 6591 UNCLASSIFIED MPU401 CRYSTAL 90538