Epson EL 4S/33+ Product Support Bulletin
Contents
1. EPSON AMERICA INC E PSO N Product Support Bulletin Subject EL 4S 33 and EL 486UC OS 2 2 0 and 2 1 Display Drivers Date 04 06 94 PSB No S 0173 Page s 1 of 2 Originator JAM This bulletin announces the availability of enhanced display drivers for the Epson EL 4S 33 and EL 486UC computers running IBM s OS 2 2 0 or 2 1 The 32 bit Service Pack for version 2 0 from IBM must be installed before installing the new display drivers Also the current system configuration must be VGA or SVGA These drivers can be downloaded from the Epson Bulletin Board System BBS that can be reached at 310 782 4531 They are located in one self extracting file OS2_20 EXE for Version 2 0 or OS2_21 EXE for Version 2 1 in file library DRIVERS Once downloaded extract the files to a high density diskette 1 44MB by entering the command OS2_20 A or OS2_ 20 B OS2_21 A or OS2_ 21 B depending on which disk drive is being used The diskette must have the volume label OS2 DRVS To install a driver place the Display Drivers diskette into drive A Open an OS 2 session either full screen or window and enter the following command A INSTALL A C INSTALL CMD on the driver diskette copies files to the hard drive and starts the OS 2 Display Driver Install utility DSPINSTL which prompts the user When the Display Driver Install main panel appears the Primary Display should indicate Video Graphics Array If so click OK and proceed If VGA2. is not selected select Primary Display and click OK Highlight the Driver Resolution desired and click OK When the Source Directory panel appears choose the floppy drive A which contains the Driver diskette and click on Install When the main panel appears again click on Cancel The new driver has been installed You must shutdown and then re boot your system for the changes to take effect PSB No S 0173 Page 2 of 2 For any future driver changes INSTALL CMD on the driver diskette is not required To change to a new driver or return to VGA driver simply tyoe DSPINSTL on the command line in an OS 2 full screen or window session If you are selecting a different resolution make sure that the Display Driver diskette is in the floppy drive Finally only the beta version of OS 2 2 1 was tested According to IBM the 32 bit graphics engine is the same as in the Service Pack so these drivers should work correctly
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