Agilent Technologies E8257C User Manual

4-2
Post-Repair Procedures
Post-Repair Procedures Matrix
Post-Repair Procedures Matrix
Table 4-1 Adjustments: Assemblies A1—A12
Adjustments Replaced Assembly
The following adjustments are listed in the order that
they should be performed for proper calibration.
A1 Keyboard A2 Display A2DS1 Display Backlight A3 Power Switch A4 Inverter A5 Sampler A6 Frac-N A7 Reference (Standard) A7 Reference (UNR) A8 Output (Analog) A8 Output (Digital) A9 YIG Driver A10 ALC A11 Pulse/Analog Mod Gen A12 Low Band Fast Pulse 1E6
ADC Calibration
✓ ✓ ✓ ✓ ✓ ✓ ✓ ✓
YIG-Driver Pre-Tune Calibration
✓
VCO Bias Frac-N Calibration
✓
Internal Source Calibration
✓
AM Audio Path Offset Calibration
✓ ✓
KV vs. Frequency Calibration
✓
Timebase Calibration (Non UNR/UNJ Options)
✓
FM Scale Offset Calibration
✓✓✓
FM Path Offset Calibration
✓ ✓ ✓
FM In-band Offset Calibration
✓✓✓
FM Inverting Amplifier Offset Calibration
✓
FM 1/2 Path Ratio Gain Calibration
✓✓✓
Mod Source Relative Gain Calibration
✓ ✓ ✓
FM/PM Out-of-Band Calibration
✓✓✓
FM/PM YO Frequency Compensation Calibration
✓ ✓ ✓
DC FM Calibration
✓✓✓
Low Frequency Output Calibration
✓
External Input Peak Detector Calibration
✓
ALC Dynamic Calibration
✓ ✓ ✓ ✓
Power Flatness Calibration
✓✓✓✓
Attenuator Calibration
ALC Modulator Calibration
✓✓ ✓
AM Gain Calibration
✓ ✓ ✓ ✓
LB Digital Prelevel Gain Calibration
✓
LB Digital Mixer Bias Calibration
✓
LB Digital Gain Calibration
✓
Gain Adjustment Bypass Calibration (Frequencies. ≤3.2 GHz)
✓ ✓ ✓ ✓
IQ 20 Prelevel Gain Mixer Bias, & Digital Gain Cal.
IQ Impairment Calibration
✓
Pulse Width Calibration
✓✓ ✓✓
IQ Power Floor Calibration
✓
Target IQ Power Calibration
✓
1/f Corner Calibration
✓

Agilent Technologies E8257C Specifications

General

Brand	Agilent Technologies
Model	E8257C
Category	Portable Generator
Language	English