H01789 - VIDEO RGB MIXER TEST FAILS IN QAPLUS/2 SYMPTOM: When running the QAPlus/2 Video RGB Mixer test on IBM PC 300 Series 6577 and 6587, the user may be restricted from selecting the dials to mix the primary colors. PROBLEM ISOLATION AIDS: This failure occurs after selecting the Video Mixer test and running it to completion and then selecting ALL video tests including the Video Mixer test and retesting. At the last screen, the RGB Mixer test will not allow the user to select the dials. FIX: Do not replace hardware. There is no video hardware failure. To perform the test, select the Video RGB Mixer test separately OR depress the TAB key immediately upon entering the Video RGB Mixer test if all other video test were previously selected. QAPLUS/2 is a trademark of Diagsoft, Inc.