Agilent Technologies 90009 Manuals

Manuals and User Guides for Agilent Technologies 90009. We have 1 Agilent Technologies 90009 manual available for free PDF download: Service Manual

Agilent Technologies 90009 Service Manual (179 pages)

Analog Signal Generator

Brand: Agilent Technologies | Category: Portable Generator | Size: 6.91 MB

Table of Contents
3
Troubleshooting
11
Electrostatic Discharge (ESD) Information
11
Handling of Electronic Components and ESD
11
Getting Started with Troubleshooting
12
Running Self-Test
12
A18 CPU Turn-On Test
13
Failure Symptoms
13
A2 Display Not Functioning or A2 Display Not Functioning after Turn-On
13
A18 CPU Fails to Complete the Turn-On Check
13
Checking the A18 CPU Voltages
14
Verifying the A18 CPU Turn-On Sequence
14
No Instrument Control from the Front Panel
14
Error Messages
14
Self-Test Failures and Related Troubleshooting
15
Troubleshooting Assembly-Level Problems
17
Front- Panel Display Assembly Troubleshooting
17
Self-Tests 2Xx: A5 Sampler Self-Test Errors
28
Self-Tests 6Xx: A9 YIG Driver Self-Test Errors
30
Self-Tests 7Xx: A6 Frac-N Self-Test Errors
32
Self-Tests 9Xx: A10 ALC Self-Test Errors
35
Self-Tests 10Xx: A7 Reference Self-Test Errors
37
Self-Tests 11Xx: A18 CPU Self-Test Errors
38
Self-Tests 12Xx: A26 MID Self-Test Errors
39
Self-Tests 13Xx: A11 Analog/Pulse Modulation Generator Self-Test Errors
42
Self-Tests 22Xx: A8 Output Self-Test Errors
44
Troubleshooting Unlocks
45
508 A6 Frac-N Loop Unlock
45
512 A7 Reference Unlock
45
513 1 Ghz out of Lock
45
514 Reference Oven Cold
45
515 10 Mhz Signal Bad
46
520 Sampler Unlocked
46
521 YO Loop Unlocked
46
625 Internal Pulse Generator Unlock
46
626 Internal Mod Source Unlock
46
Troubleshooting Unlevels
47
Troubleshoot and Correct any Unlock Problems before Troubleshooting Unleveled Problems
47
Troubleshooting Adjustment Problems
50
Troubleshooting ADC Adjustment Failures
51
Troubleshooting Performance Test Problems
52
Troubleshooting the RF Path
53
Troubleshooting RF Power Levels
53
ALC and RF Problems
53
Troubleshooting Pulse Modulation
54
Troubleshooting AT1 Attenuator
55
Troubleshooting Harmonic Spurious
56
Option 509 Models
56
Troubleshooting Non-Harmonic Spurious
57
Troubleshooting Phase Noise
58
Overall Description
58
A18 Cpu
58
A19 Power Supply
58
Input/Output Interface
59
Frequency Generation
60
Reference/Synthesis Loop Description
64
A5 Sampler
64
A6 Frac-N
65
A7 Reference
65
A9 YIG Driver
65
A28 YIG Oscillator (YO)
65
A29 20 Ghz Doubler
66
Reference/Synthesis Loop
66
RF Path Description (Frequency Generation, Level Control, and Modulation)
69
A6 Frac-N
69
A8 Output
69
A12 <3.2 Ghz Fast Pulse Modulator (Option UNW)
69
A23 Lowband Coupler/Detector, A24 Highband Coupler, and A25 High Band Detector
70
A29 20 Ghz Doubler
70
A30 Modulation Filter
70
ALC Loop
70
Modulation (AM, FM, ΦM, Standard Pulse, Option UNW-Fast Pulse)
71
Approximate Device Gains and Losses
72
Self-Test Overview
74
How Self-Test Works
74
Independent Failures
74
Contacting Agilent Technologies
75
Agilent Sales and Service Offices
77
Packaging a Signal Generator for Return
77
Replaceable Parts
78
Ordering Information
78
Order Parts Fast
78
Save Money with Rebuilt-Exchange Assemblies
78
Shipping a Defective Assembly Back to Agilent Technologies
79
Frequency, Hardware, and Personality Options
80
Assemblies and Hardware Options
81
Assemblies from the Inside Front Panel View
82
Assemblies from a Top View
83
Assemblies from the Inside Rear Panel View
84
Assemblies from a Microcircuit Deck View
85
Assemblies from a Bottom View
86
A18BT1 Lithium Battery
87
Cables
88
Hardware
91
Front Panel View
92
Disassembled Front Panel View
93
Disassembled Rear Panel View
95
Disassembled A32 10 Mhz Crystal Oscillator
97
Disassembled AT1 115Db Attenuator View
98
Disassembled A24 20Ghz Highband Coupler and A25B Highband Detector Bias Board
99
Microcircuit Interface Deck Top View
100
Main Chassis and MID Bottom View
101
Type-N RF Output Connector
103
Main Chassis with Inside Cover and Right-Side Support Wall
104
Outer and Inner Instrument Covers and Associated Parts
105
Miscellaneous
106
Accessories
106
Documentation
106
Electrostatic Discharge (ESD) Protective Supplies
107
Abbreviations Used in Part Descriptions
107
Assembly Replacement
110
Before You Replace an Assembly
110
After Replacing or Repairing an Assembly
110
Assemblies that You Can Replace
110
Outer Instrument Cover
112
Tools Required
112
Removal Procedure
112
Replacement Procedure
112
Inner Instrument Cover
114
Tools Required
114
Removal Procedure
114
Replacement Procedure
114
Front Panel
115
Tools Required
115
Removal Procedure
115
Replacement Procedure
116
A1 Keyboard
117
Tools Required
117
Removal Procedure
117
Replacement Procedure
117
A2 Display
119
Tools Required
119
Removal Procedure
119
Replacement Procedure
119
A2DS1 Display Backlight
121
Tools Required
121
Removal Procedure
121
Replacement Procedure
121
A3 Power Switch
123
Tools Required
123
Removal Procedure
123
Replacement Procedure
123
A4 Inverter
125
Tools Required
125
Removal Procedure
125
Replacement Procedure
125
A5 Sampler, A6 Frac-N, A7 Reference, and A8 Output
126
Tools Required
126
Removal Procedure
126
Replacement Procedure
126
A9 YIG Driver
127
Tools Required
127
Removal Procedure
127
Replacement Procedure
127
A10 Alc
128
Tools Required
128
Removal Procedure
128
Replacement Procedure
128
A11 Pulse/Analog Modulation Generator
129
Tools Required
129
Removal Procedure
129
Replacement Procedure
129
A12 Pulse Modulator Board
131
Tools Required
131
Removal Procedure
131
Replacement Procedure
131
A18 Cpu
133
Tools Required
133
Removal Procedure
133
Replacement Procedure
133
A18Bt1
135
Tools Required
135
Removal Procedure
135
Replacement Procedure
135
A19 Power Supply
137
Tools Required
137
Removal Procedure
137
Replacement Procedure
137
A21 Rear-Panel Interface
139
Tools Required
139
Removal Procedure
139
Replacement Procedure
139
A22 Line Module
141
Tools Required
141
Removal Procedure
141
Replacement Procedure
141
A23 Lowband Coupler/Detector
143
Tools Required
143
Removal Procedure
143
Replacement Procedure
143
A24 20 Ghz Highband Coupler
145
Tools Required
145
Removal Procedure
145
Replacement Procedure
145
A25 20 Ghz Highband Detector
147
Tools Required
147
Removal Procedure
147
Replacement Procedure
147
A25B Highband Detector Bias Board
149
Tools Required
149
Removal Procedure
149
Replacement Procedure
149
A26 MID (Microcircuit Interface Deck)
151
Tools Required
151
Removal Procedure
151
Replacement Procedure
151
A28 YIG Oscillator
153
Tools Required
153
Removal Procedure
153
Replacement Procedure
153
A29 20 Ghz Doubler
155
Tools Required
155
Removal Procedure
155
Replacement Procedure
155
A30 Modulation Filter
157
Tools Required
157
Removal Procedure
157
Replacement Procedure
157
A31 Motherboard
159
Tools Required
159
Removal Procedure
159
Replacement Procedure
159
A32 10 Mhz Crystal Oscillator
161
Tools Required
161
Removal Procedure
161
Replacement Procedure
161
Rear Panel
163
Tools Required
163
Removal Procedure
163
Replacement Procedure
163
AT1 115 Db Attenuator
165
Tools Required
165
Removal Procedure
165
Replacement Procedure
165
B1 Fan
167
Tools Required
167
Removal Procedure
167
Replacement Procedure
167
Post-Repair Procedures
171
Safety and Regulatory
174
General Safety Considerations
174
Lithium Battery Disposal
174
Assistance
174
Certification
174

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Agilent Technologies 90009 Service Manual (179 pages)

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