HP 54501A - Page 14

instant Setup
3-4
e Press channel ON/OFF function key.
Turn channel 1 display off.
The dot below the channel selection
changes from inverse video to an
outlined dot. This indicates that the
channel is turned off.
e Press channel On/Off function key again.
Turn the channel 1 display back on and the dot
becomes an inverse video diplay.
HP 54501A, HP 54502A and HP 54503A
Getting Started Guide