Figure 4: Instrument Online Help - Tektronix WFM8200 User Manual

Figure 4: Instrument online help

Fan Test
WFM8200 and WFM8300 Waveform Monitors
6. Press all of the other buttons, one at a time.
Each button should flash as you press it. Most buttons show related help text.
Some buttons, such as the presets, show the same information. The HELP
button, the four arrow keys, and the SEL button do not show help text, but
are used to navigate the help panes and content.
7. Press the right arrow key until the Help Contents pane in the upper-left
corner of the help display is highlighted.
8. Turn the GENERAL knob and check that the selector box moves up and
down the list.
9. Press the HELP button to exit help.
You should be able to hear the fans and feel air coming out of the back of the
instrument. At low temperatures, the fans will turn slowly and be very quiet.
Getting Started
13