Agilent Technologies 5071A manual Service

Contents

Installation 1-10
Preparation for Use 1-10
Power Requirements		1-10
Bench Operation	1-10
Operating the HP 5071A From External Dc Power			1-10
Preparing the HP 5071A For External Dc Operation			1-11
Replacing the External Dc Input Power Fuse 1-11
Internal Standby Battery Maintenance 1-11
Long-Term Storage	1-11

2	Service
	Performance Tests		2-2
	Service 2-3
	Top-Level Diagnostic Tree Organization					2-4
	Warmup and Fatal Error Diagnostic Tree					2-5
	Advisory Messages 2-6
	Assembly/Module Diagnostic Trees				2-8
	A9 Diagnostic Tree (A/M Subsection 4)					2-9
	Theory of Operation		2-10
	Introduction	2-10
	Simplified Functional Description 2-10
	Functional Block Descriptions 2-11
	Instrument Control Block			2-12
	Reference Oscillator/RF-Chain Block				2-12
	Input/Output	2-13
	Power Supply Block 2-14
	A1 Motherboard Circuit Description				2-15
	A11 Power Steering Logic Assembly				2-16
	48V Subpanel Assembly			2-17
	B1 Internal-Standby Battery 2-18
	Replaceable Parts		2-19
	Exchange Assemblies		2-19
	Backdating	2-21

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