Teledyne LeCroy TF-DSQ - Manual (Page 17)

TF-DSQ Probe Calibration and Deskew Fixture
TF-DSQ-OM-E RevC 17
Basic Probe Calibration
The TF-DSQ fixture is used to calibrate probes. Prior to beginning your measurements:
1. Assemble the TF-DSQ fixture
2. Attach the fixture , ideally to the Auxiliary Input or an unused oscilloscope channel
3. Access the Probe Calibration Menu
Now, follow these steps for each probe used:
1. Connect the probe to the oscilloscope channel
2.
Attach the probe to the TF-DSQ fixture
3. Press the Full Calibration button in the Probe Calibration Menu .
4. Wait a few seconds as the probe is calibrated (calibration wizard closes at end of
calibration).
5. When the calibration completes, remove the probe from the TF-DSQ fixture
Now you are ready to probe the circuit and perform your measurements. If power is interrupted
during your measurements, reboot the oscilloscope and
manually recall your settings .
Advanced Mode Probe Calibration Menu
The advanced mode is entered by checking the advanced mode box at bottom-right of the basic
probe calibration dialog:
Checking this box allows:

Calibration of gain/offset only

Calibration of deskew only

Access to the advanced menu (shown as a tab behind the Probes Cal dialog)
Gain/Offset Only Calibration
Pressing this button performs only the DC calibration of the probe on the specified channel. See
details of
Probe DC Calibration .