FUNCTION REFERENCE

5 - 53

POWER SUPPLY

Description:

The instrument can be used at any nominal line voltage between 100 Vac and

240Vac, with no switching and no fuse changes. After the instrument is turned on by pressing the POWER ON/OFF switch, an automatic power-up test is started. For detailed information, refer to the ’CONFIDENCE CHECK’ function.

The oscilloscope starts up with its previous settings when backup batteries are installed. In the absence of batteries, the standard default setting ’std’ becomes active. Refer to STANDARD FRONT for details.

Key sequence:

POWER ON OFF

Toggle key to switch the oscilloscope on/off.

PRINTING AND PLOTTING

Description:

In the digital mode a hard copy of the information on the CRT can be made to a printer or a plotter. The hard copy can consist of trace(s), the trace settings, trace identification, cursors, measurement results, and the screen graticule.

The oscilloscope and printer/plotter must be interconnected via a suitable cable and must be set up to the correct interface parameters. The setup of the print or plot action is made in the UTILITY >> PRINT & PLOT & CLOCK menu. The setup of the interface parameters is made in the UTILITY >> REMOTE SETUP or the UTILITY >> RS232 SETUP menu. This is described under the REMOTE CONTROL IEEE 488.2 and RS-232 functions. The settings of the printer or plotter are described in the manual that comes with the printer or plotter.

The front panel key HARDCOPY is used to start a print or plot. During the plot action, the screen shows the message ‘HARDCOPY BUSY: ..% DONE,’ and during a print or plot action, all front panel keys except HARDCOPY are inactive. Pressing the HARDCOPY key again stops the hard copy action. Before continuing, wait for the message ‘HARDCOPY DONE’.

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Fluke PM3370B user manual Power Supply, Printing and Plotting, Toggle key to switch the oscilloscope on/off