18-2 Performance Verification
Introduction
Use the procedures in this section to verify that Model 6514 accuracy is within the limits
stated in the instrument's one-year accuracy specifications. You can perform these verification
procedures:
• When you first receive the instrument make sure that it was not damaged during
shipment.
•Verify that the unit meets factory specifications.
• Determine if calibration is required.
•Following calibration, make sure it was performed properly.
WARNING The information in this section is intended only for qualified service person-
nel. Do not attempt these procedures unless you are qualified to do so. Some
of these procedures may expose you to hazardous voltages, which could
cause personal injury or death if contacted. Use standard safety precautions
when working with hazardous voltages.
NOTE If the instrument is still under warranty, and its performance is outside specified lim-
its, contact your Keithley representative, or the factory, to determine the correct
course of action.