Installation
6. After calibration, verify that the status indicator
on the lower-bezel menu displays Pass.
System
Calibration
Signal Path
Pass
Factory
Pass
If it does not, then recalibrate the instrument
or have the instrument serviced by qualified
service personnel.
7. Service personnel use the factory calibration
functions to calibrate the internal voltage
references of the oscilloscope using external
sources. Refer to your Tektronix field office
or representative for assistance with factory
calibration.
NOTE. Signal Path Compensation does not include calibration to th e probe tip. (See page 17, Compen sating the Probe.)
DPO4000 Series User Manual 27