Adjustment Procedures
5-8
TDS 420A, TDS 430A & TDS 460A Service Manual
2. Install the software to hard disk:
a. Install your working disk in a floppy drive and switch to that drive.
b. Use the appropriate commands to display the file called README. Read
this file before continuing with this procedure.
c. Type install. Install asks you to specify the hard disk on which to install
the adjustment software. It also prompts you to specify several GPIB-
card configuration parameters.
d. The adjustment software is installed in a directory called TDS400A.ADJ.
3. Store your installation disk: Remove your installation disk and store it in a
secure place.
Equipment
Required
All items that are listed for “Software-based adjustments” under
“Purpose” in Table 5--3 starting on page 5--5.
1. Hook up the oscilloscope:
a. Connect the GPIB cable (Item 7) to the GPIB port at the computer rear
panel. (When multiple GPIB cards are installed, connect to the GPIB0
card.)
b. Connect the GPIB cable (Item 7) to the GPIB port at the oscilloscope
rear panel.
c. Power on the oscilloscope.
2. Set up the oscilloscope:
a. Press SHIFT;thenpressUTILITY.
b. Repeatedly press the main-menu button System until I/O is highlighted
in the pop up menu.
c. Press the side-menu button TALK/LISTEN.
d. Use the General Purpose knob to set any address between 0 and 29.
3. Let the oscilloscope w arm up: Allow a 20 minute warm up period before you
begin step 4.
4. Start the adjustment software:
a. Change drives to your hard drive.
b. Change directories to TDS400A.ADJ.
c. Type ADJ400A.
Software-Based
Adjustments
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