Operating Information
CSA7404B, TDS7704B, TDS7404B, TDS7254B & TDS7154B Service Manual
2-11
Do the following steps to verify the instrument passes the internal diagnostics.
1. Display the diagnostics menu:
H If the oscilloscope is in tool bar mode, touch the MENU button to put
the instrument into the menu bar mode.
H Select Instrument Diagnostics . . . from the Utilities menu.
2. Run the diagnostics.
H First disconnect any input signals from all four channels.
H Touch the Run button in the diagnostics control window.
3. Wait for the diagnostics to complete.
The internal diagnostics do an exhaustive verification of proper
oscilloscope function. This verification may take several minutes to
complete. When the verification is finished, the resulting status will
appear in the diagnostics control window.
4. Verify that no failures are found.
Run the Signal Path Compensation.
1. Select Instrument Calibration . . . from the Utilities menu.
2. Verify that the instrument has had a twenty-minute warm-up before
continuing.
3. Touch the Calibrate button to start the routine.
4. Wait for the test to complete (the test may take several minutes to complete).
5. Verify that the word Pass appears under the Status label in the control
window.
The user manual represents only part of the assistance available to you — the
online help system, integrated as part of the instrument user interface, provides
quick-to-access support for operating this instrument.
Two types of online help are available, the instrument online help and the GPIB
online programmer’s help. The instrument online help provides information on
all of the instrument controls and procedures for doing typical tasks. The GPIB
online programmer’s help is normally installed on a remote PC and provides
information for controlling the instrument via the GPIB. This section mainly
discusses the online help for the instrument.
Instrument Diagnostics
Signal Path Compensation
Using the Online Help
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