253
Keysight PSG Signal Generators
E8257D/67D, E8663D
Service Guide
3 Assembly Replacement
Before You Replace an Assembly
Be sure to review the warning and caution statements described in Chapter 5,
“Safety and Regulatory”, on page 419, prior to replacing an assembly in your
signal generator.
After Replacing or Repairing an Assembly
After you have replaced or repaired an assembly, performance tests and
adjustments may need to be performed. Please refer to Chapter 3, “Assembly
Replacement,” for the list of performance tests and adjustments required for
each assembly.
Many of the assemblies in this instrument are very susceptible to damage from
electrostatic discharge (ESD). Perform service procedures only at a static–safe
workstation and wear a grounding strap.
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