Voltech AT3600 - Page 272

MEASURE MODE VOLTECH AT3600 USER MANUAL
PAGE 6.5.6. VPN 98 - 024 FRONT PANEL OPERATION
6
For low power tests that include dc bias you may see the following message:
Measuring LSB
FINISH
NEW SET UP
NEW MEASURE
Nodes : 1 2
Overload : reduce bias
0.0000pF
In which case, you should reduce the dc bias level until this message no longer appears.