BNC 1105 Universal Counter - Manual (Page 82)

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Inp2.
2. Remove all sources on the counter.
3. Press the softkey under RunCal to do the calibration. Then, the
counter’s display will show “Calibrating…”. The finished message
will disappear from the display as calibration is done. On the
contrary, the NG message will show on the display as calibration is
failed.
6.3 How to do the ATT x 10 Offset Calibration via CH1
The Offset Calibration via CH1 is for checking ATT x 10 and DC +0V.
Please do the following procedures to finish the calibration.
1. Press UTILITY > CAL > Enter Security Code > Cal Diag > Offs Att1.
2. Remove all sources on the counter.
3. Press the softkey under RunCal to do the calibration. Then, the
counter’s display will show “Calibrating…”. The finished message
will disappear from the display as calibration is done. On the
contrary, the NG message will show on the display as calibration is
failed.
6.4 How to do the ATT x 10 Offset Calibration via CH2
The Offset Calibration via CH2 is for checking ATT x 10 and DC +0V.
Please do the following procedures to finish the calibration.
1. Press UTILITY > CAL > Enter Security Code > Cal Diag > Offs Att2.
2. Remove all sources on the counter.
3. Press the softkey under RunCal to do the calibration. Then, the
counter’s display will show “Calibrating…”. The finished message
will disappear from the display as calibration is done. On the
contrary, the NG message will show on the display as calibration is
failed.