H137713 - 16X CD HANGS OR LOADS 2 COPIES OF APPLICATION SYMPTOM: IBM PC 300 & IBM IntelliStation Z Pro systems preloaded with WindowsNT, and IBM Aptiva systems preloaded with Windows95, may exhibit either of the following symptoms when a CD with an "AUTORUN" or "AUTOSTART" file is placed in the 16X CDROM drive: NOTE: An AUTORUN or AUTOSTART file is an executable file that is intended to start automatically when the CD is inserted. Usually these types of files are INSTALL or DEMO files.) 1) The application will take at least 10 seconds longer to load, and two copies of the program will start. -OR- 2) The AUTORUN or AUTOSTART application will not start and the CDROM drive will stop functioning. The LED on the CDROM drive will remain on or begin flashing. The system will continue to accept commands from the keyboard and mouse, however, the CDROM will not function until the system is restarted. PROBLEM ISOLATION AIDS: The following systems are available in models which contain a 16X CDROM. Only these systems are affected. Systems containing a 16X CDROM purchased from Options by IBM (OBI) may also be affected. IBM PC 365 Series - 6589 IBM IntelliStation Z Pro - 6899 IBM PC 300 Series - 6272 & 6282 IBM Aptiva - 2161 The affected CDROM drives can be identified by the part number information on the drive label. The brand name of the affected CDROM drive is Hitachi 16maX CD-ROM, model CDR-8130. IBM Assembly P/N and barcode header: - 76H6100 H/C J12BG - 76H6396 H/C J1367 and J130J - 00K7891 H/C J13D3 - 76H6104 H/C J12BJ IBM Option Part Number (OBI): - 76H6108 IBM FRU Part Number: - 00K7892 - 76H6107 The brand name and model of the CDROM drive may also be viewed in WindowsNT via the SCSI Adapters icon in the Control Panel. Double-click on the Intel PIIX PCI Bus Master IDE Controller to display the IDE Hard File and CDROM drive information. In Windows95, access the System icon in the Control Panel, then click on the CDROM drive for the brand name/model information. FIX: Do not replace the CDROM Drive. A software update been developed to eliminate the failure. The update adds a program called CDSWDMA2.EXE to the Windows95 AUTOEXEC.BAT file to change the DMA transfer rate for compatibility with the Hitachi 16maX CDR-8130 CDROM drive. In WindowsNT, the update program changes Hitachi 16maX device driver DMA parameter setting for compatibility with the system unit hardware and the operating system (WindowsNT). The Hitachi 16maX CDROM software update may be obtained from the IBM PC Company BBS system by calling 1-919-517-0001. View the "IBM PC 300/700 Files" section (section #21) for the file titled: SUPP95NT.EXE - IBM 16X Max CD-ROM Driver Supplement Windows95, WindowsNT 3.51, WindowsNT 4.0 The update may also be downloaded via the Internet from the IBM Personal Computer File Library by searching the following Internet URL: http://www.us.pc.ibm.com/files.html WindowsNT & Windows95 are trademarks of the Microsoft Corporation. Hitachi 16maX CDR-8130 is a trademark of Hitachi, Ltd.