逝伤VM700的英文操作手册
Configuring the Option
This section describes how to configure the Teletext Measurement option of theVM700T Video Measurement Set.
The Teletext soft key appears in the Video Options directory window whenOption 20 is installed in your VM700T. The SoundInSync soft key appears inthe Video Options directory window when Option 20 is installed in yourVM700T with PAL or dual-standard software.
To view the Video Options directory window, press the Measure button on thefront panel. If the VM700T was in the Video Options directory when you lastused Measure Mode, the Video Options directory will be displayed. Otherwise,press the VideoOptions soft key at the bottom of the display to view the VideoOptions directory.
Configuring the VM700T Teletext Measurement option is similar to using itsother video functions. A series of files and directories provide default parametersthat the VM700T uses to measure video signals. If your application requiresparameters other than the defaults supplied with the VM700T, you can configurethe Teletext Measurement option according to your preferences. To configure anduse new parameters in Teletext measurements you must do the following tasks:H
H
HCreate your own Teletext Measurement limits file (for example, NewLimits)and configure it with your limits.Create your own Video Source file (for example, NewSource) and selectNewLimits as the limits file to use.Configure the Source_Selection Video file to select the NewSource file as asource file for one or all of the channels (A, B, or C) as needed for your
measurements.
Use the following steps to create and configure new files:
1.Press the Configure button to begin configuration of the Teletext Measure-
ment option. The screen displays a memory use indicator, information aboutinstrument option versions, and four soft keys (touch-screen buttons) asshown in Figure 1–1.
VM700T Option 20 Teletext Measurements User Manual1–1
