Agilent Technologies 8720ES Service Guide

Chapter 3 3-5
Adjustments and Correction Constants
Post-Repair Procedures
A17 Motherboard None — Observation of Display
— Tests 66–80 (Chapter 10)
A18 Display None — Observation of Display
— Tests 66–80 (Chapter 10)
A19 Graphics
System Processor
None — Observation of Display
— Tests 66–80 (Chapter 10)
A20 Disk Drive None None
8753ET: A21
Dual Directional
Coupler
— A9 Switch Positions
— RF Output Power CC (Test 47)
— Sampler Magnitude and Phase CC
(Test 53)
— IF Amplifier CC (Test 51)
— EEPROM Backup Disk
— Reflection Test Port Output Power
Level Accuracy
— Reflection Test Port Output Power
Linearity
— Transmission Test Port Input
Frequency Response
— Uncorrected Port Performance
8753ES: A21 Test
Port Coupler
— A9 Switch Positions
— RF Output Power CC (Test 47)
— Sampler Magnitude and Phase CC
(Test 53)
— IF Amplifier CC (Test 51)
— EEPROM Backup Disk
— Test Port Output Power Level
Accuracy
— Test Port Output Power Linearity
— Test Port Input Frequency Response
—Test Port Crosstalk
— Test Port Receiver Magnitude
Compression
— Test Port Receiver Phase
Compression
— Harmonic Measurement Accuracy
(Option 002)
8753ES: A22 Test
Port Coupler
a
— A9 Switch Positions
— Sampler Magnitude and Phase CC
(Test 53)
— IF Amplifier CC (Test 51)
— EEPROM Backup Disk
*
— Test Port Input Frequency Response
—Test Port Crosstalk
— Test Port Receiver Magnitude
Compression
— Test Port Receiver Phase
Compression
— Harmonic Measurement Accuracy
(Option 002)
A23 Bd Assy LED None — Self-Test (Chapter 4)
8753ES: A24
Transfer Switch
None — Operator's Check
— Service Test 21 (Chapter 4)
— Service Test 22 (Chapter 4)
—Test Port Crosstalk
A25 Test Set
Interface
None — Self-Test (Chapter 4)
A26 High
Stability Freq Ref
— Frequency Accuracy Adjustment
(Option 1D5)
— Test Port Frequency Range and
Accuracy
a. Agilent Technologies verifies source output performance on Port 1 only. Port 2 source output
performance is typical.
Table 3-1 Related Service Procedures
Replaced
Assembly
Adjustments/ Correction Constants
(Chapter 3)
Verification (Chapter 2)

Agilent Technologies 8720ES Specifications

General

Brand	Agilent Technologies
Model	8720ES
Category	Measuring Instruments
Language	English