Keysight Technologies E8257D Service Manual page 396

Post–Repair Procedures
Post–Repair Procedures Matrix
Table 4-4 Post-Repair Adjustments: Assemblies A1—A11 (For prefixes >= xx4928)
Ad justments
The following ad justments are listed in the order that they should
be performed for proper calibration.
V-Band Low Power Attenuator Accuracy (E8257D with Option 567
and 1E1 Only)
V-Band ALC Modulator Calibration (E8257D with Option 567 Only)
Ramp Sweep Calibration (E8257D/E8663D with 007 and E8257N
Only)
Pulse Width calibration (E8257D with Option UNU, UNW, UNS, or
HNS, and E8663D/E8257N Only)
Low Band Digital Prelevel Calibration
VBLO Mixer Bias Calibration
Low Band Digital Gain Calibration
9V PTAT ABUS Measure Calibration
Table 4-5 Post-Repair Adjustments: Assemblies A13—A26 (For prefixes >= xx4928)
Ad justments
The following ad justments are listed in the order that
they should be performed for proper calibration.
ADC Calibration
High Band ALC Linearity Calibration
High Band Power Flatness Calibration
High Band High Power ALC linearity Calibration (E8257D
with Option 521 Only)
Low Band ALC Linearity Calibration
Low Band ALC Linearity Calibration
Low Band Power Flatness Calibration
Low Band High Power ALC Linearity Calibration
User Clamp Calibration (Option 1EU Only)
Low Band Power Maximum Calibration
Low Band ALC Modulator Prep Calibration
V-Band Power Flatness Calibration (E8257D with Option
567 Only)
V-Band Low Power Attenuator Accuracy (E8257D with
Option 567 and 1E1 Only)
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Replaced Assembly
Replaced Assembly
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E8257D/67D, E8663D PSG Signal Generators Service Guide
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