64 Keysight E4980A/E4980AL Precision LCR Meter
Troubleshooting
Function Specific Troubleshooting
4-
Step 15. Set switches S1 and S2 on the bias interface simulator to ‘0’. Then confirm
that hexadecimal number “0” is displayed by “DI0 TO 7” and “DI8 TO 15”.
Step 16. Press the TEST STOP softkey.
The states of S1 (DI0 TO 7) and S2 (DI8 TO 15) are displayed as a
hexadecimal number on the E4980A/E4980AL’s LCD.
Do not execute any SELF TEST except for the Bias Interface Test or the
E4980A/E4980AL will become inoperative.
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