The following is needed for being able to use the current shipping Digital Video Generator 1.0.3 with HSDIO 1.6+ and from TestStand 4.1+ 1. Install DigitalVideoGenerator 1.0.3 Discard warning of HS-DIO version should be 1.5.3 and just continue the installation 2. Copy and extract the following files this way: Core InstruWARE driver update: \microLEX Systems\InstruWARE\VideoMASTER Digital Generator\DigitalVideoGenerator for HSDIO16 and later.zip Unzip to here TestStand: \National Instruments\TestStand 4.X\Components\DVG_TS_Components.zip Unzip to here Unzipping the DVG_TS_Components.zip file faulty creates a folder called DVG_TS_Components so the end result is: \National Instruments\TestStand 4.X\Components\DVG_TS_Components\Icons \National Instruments\TestStand 4.X\Components\DVG_TS_Components\StepTypes \National Instruments\TestStand 4.X\Components\DVG_TS_Components\TypePalettes The directory structure has to be: \National Instruments\TestStand 4.X\Components\Icons \National Instruments\TestStand 4.X\Components\StepTypes \National Instruments\TestStand 4.X\Components\TypePalettes Please move the 3 folders in \National Instruments\TestStand 4.X\Components\DVG_TS_Components to \National Instruments\TestStand 4.X\Components\ If you have TestStand programs containing older Digital Video Generator StepTypes these must be converted running the sequence file "Update VideoMASTER Digital Generator Steps.seq" installed in "\National Instruments\TestStand 4.X\Components\StepTypes\mx_Types\DigitalVideoGenerator\DigitalVideoGenerator TestStand Update". The manual "\National Instruments\TestStand 4.X\Components\StepTypes\mx_Types\DigitalVideoGenerator\DigitalVideoGenerator TestStand Update\Doc\Digital Video Generator TestStand Update.chm" explains in detail the procedure for test program updating. REMEMBER TO SET ALL FORMATS IN THE SETUP PANEL: V-Sync Delay Field 1 = 0 V-Sync Delay Field 2 = 0.5 (c) 2010 National Instruments