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N5161A
Agilent Technologies N5161A User Manual
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Agilent N5161A/62A/81A/82A/83A MXG
Signal Generators Service Guide
Assembly Replacement
B1 thru B4
Fans
3-67
Figure 3-
37
B1 thru B4 Fans (1 of 2)
A2
B1
B2
B3
B4
1
深圳德标仪器
135-1095-0799
178
180
Table of Contents
Table of Contents
3
Troubleshooting
11
Before Troubleshooting
11
ESD Information
11
Contacting Agilent Technologies
12
Returning a Signal Generator for Service
12
Overall Block Description
13
A1 Power Supply
13
A2 Vector Module (N5162A/82A Only)
13
A3 RF Assembly (N5161A/62A/81A/82A Only)
13
A3 RF Assembly (N5183A Only)
14
A4 Internal Memory Card (N5162A/82A Only)
15
A5 Cpu
16
A6 Inverter Interface Board
16
A7 Micro Deck (N5183A Only)
16
A8 Floating BNC Bypass (N5183A)
17
A9 Interface Board (N5161A/62A)
17
Common Circuitry for the N5181A/82A/83A
17
Getting Started with Troubleshooting
21
Self Test Overview
23
Running Self Test
24
Run Self Test Using the Front Panel (N518Xa Only)
24
Accessing the MXG Web-Enabled Page
26
Self Tests Do Not Run or Self Tests Run Slowly
27
Boot-Up Routine
28
Troubleshooting Self Test 1105
33
Troubleshooting Assembly Level Problems
34
A1 Power Supply
34
A2 Vector Module Troubleshooting (N5162A/82A Only)
37
A3 RF Assembly Troubleshooting
39
A4 Internal Memory Card Troubleshooting (N5162A/82A Only)
40
A5 CPU Assembly Troubleshooting
41
A6 DC-AC Inverter Interface Board (N5181A/82A/83A)
42
A7 Micro Deck (N5183A)
44
A8 Floating BNC Bypass Troubleshooting (N5183A)
46
A9 Interface Board Troubleshooting (N5161A/62A)
46
No Output Power or Output Power Is Unleveled (N5183A)
48
Low Output Power or no Output Power < 3.2 Ghz (N5183A)
49
Low Output Power or no Output Power >= 3.2 Ghz (N5183A)
54
Checking ALC Operation < 3.2 Ghz (N5183A)
56
Amplitude Modulation Problems (N5183A)
58
Pulse Modulation Problems (N5183A)
59
LCD Display Appears to be Inoperative (Dark)
60
The Signal Generator Does Not Power on
60
All Front Panel Leds Are Not Functioning
64
The Green Front Panel Power Switch LED or Yellow Standby LED Is Not Working
65
Front Panel Hardkeys or Softkeys Are Not Functioning (N5181A/82A/83A)
68
The RPG Knob Is Not Functioning (N5181A/82A/83A)
68
Blank or Missing Pixels (N5181A/82A/83A)
70
The Screen Saver Is Not Functioning (N5181A/82A/83A)
70
Boot Time Diagnostics Mode (N5161A/62A Only)
70
Exceptions - Auto-Reboot, ERROR LED Blinking (N5161A/62A Only)
71
The Fans Are Not Working
72
No LAN Activity
72
No Front Panel USB Activity
72
No Rear-Panel USB Activity
72
No GPIB Activity
73
Error Messages
73
Troubleshooting Unlocks
73
508 Frac-N Loop Unlock
73
512 Reference Unlocked
73
515 Reference Missing
74
532 PCI Bridge FPGA DCM Unlocked
74
533 RF Analog FPGA DCM Unlocked
74
Troubleshooting Unlevels
74
Troubleshooting the RF Path (N5161A/62A/81A/82A)
76
Troubleshooting the 6 Ghz Electronic Attenuator (N5161A/62A/81A/82A)
76
Troubleshooting Harmonic Spurious
77
Troubleshooting Harmonic Spurious by Fundamental Frequency
78
To Verify Harmonic Performance at the RF Output
78
Troubleshooting Non-Harmonic Spurious
79
Troubleshooting Performance Test Problems
80
Manual Performance Test Problems
80
Troubleshooting Adjustment Test Problems (N5183A Only)
81
Automated Performance Test Problems
81
Replaceable Parts
83
Ordering Information
83
Order Parts Fast
83
Shipping a Defective Assembly Back to Agilent Technologies
83
Frequency and Hardware Options
84
Assemblies and Hardware Options
85
Front Panel Assemblies (N5161A/62A Only)
89
Front Panel Assemblies (N5181A/82A/83A Only)
90
Assemblies from a Top View
91
Assemblies from a Bottom View
94
Cables
96
Cables from a Top View
98
Cables from a Bottom View
101
Hardware
103
Front Panel View
103
Disassembled Rear Panel View
103
Main Chassis with Inside Covers
108
Outer Instrument Cover and Associated Parts
109
Miscellaneous
111
Documentation
111
Electrostatic Discharge (ESD) Protective Supplies
111
Abbreviations Used in Part Descriptions
112
Assembly Replacement
113
Before You Replace an Assembly
113
After Replacing or Repairing an Assembly
113
Assemblies You Can Replace
113
Outer Cover
116
Tools Required
116
Removal Procedure
116
Replacement Procedure
116
Inner Top Cover
118
Tools Required
118
Removal Procedure
118
Replacement Procedure
118
Inner Bottom Cover
120
Tools Required
120
Removal Procedure
120
Replacement Procedure
120
Front-Panel
122
Tools Required
122
Removal Procedure
122
Replacement Procedure
122
USB Board
124
Tools Required
124
Removal Procedure
124
Replacement Procedure
124
LCD Display (N5181A/82A/83A Only)
126
Tools Required
126
Removal Procedure
126
Replacement Procedure
126
A6 DC-AC Inverter Interface Board (N5181A/82A/83A Only)
128
Tools Required
128
Removal Procedure
128
Replacement Procedure
128
A9 Interface Board (N5161A/62A Only)
130
Tools Required
130
Removal Procedure
130
Replacement Procedure
130
Key Pad (N5181A/82A/83A Only)
132
Tools Required
132
Removal Procedure
132
Replacement Procedure
132
Power Switch
133
Tools Required
133
Removal Procedure
133
Replacement Procedure
133
Rear Panel (N5161A/81A)
134
Tools Required
134
Removal Procedure
134
Replacement Procedure
134
Rear Panel (N5162A/82A)
136
Tools Required
136
Removal Procedure
136
Replacement Procedure
136
Rear Panel (N5183A)
138
Tools Required
138
Removal Procedure
138
Replacement Procedure
138
A1 Power Supply
140
Tools Required
140
Removal Procedure
140
Replacement Procedure
140
A2 Vector Module (N5162A with Option 012 and N5182A Option 1EM with Option 012)
142
Tools Required
142
Removal Procedure
142
Replacement Procedure
142
A2 Vector Module (N5162A/82A Without Option 012)
144
Tools Required
144
Removal Procedure
144
Replacement Procedure
144
A3 RF Assembly
146
Tools Required
146
Removal Procedure
146
Replacement Procedure
146
A3 RF Assembly (N5162A, with and Without Option 012, N5182A with Option 012, and N5182A Option 1EM, with and Without Option 012)
146
A3 RF Assembly - Standard (N5181A/82A)
150
Tools Required
150
Removal Procedure
150
Replacement Procedure
150
A3 RF Assembly - N5161A and N5181A Option 1EM
154
Tools Required
154
Removal Procedure
154
Replacement Procedure
154
A3 RF Assembly (N5183A Only)
158
Tools Required
158
Removal Procedure
158
Replacement Procedure
158
A3BT1 Battery
162
Tools Required
162
Removal Procedure
162
Replacement Procedure
162
A4 Internal Memory Card (N5162A/82A Only)
164
Tools Required
164
Removal Procedure
164
Replacement Procedure
164
A5 Cpu
166
Tools Required
166
Removal Procedure
166
Replacement Procedure
166
A7 Micro-Deck (N5183A Only - Standard)
168
Tools Required
168
Removal Procedure
168
Replacement Procedure
168
A7 Micro-Deck (N5183A Only - Option 1EM)
171
Tools Required
171
Removal Procedure
171
Replacement Procedure
171
A8 Floating BNC Bypass (N5183A Only)
174
Tools Required
174
Removal Procedure
174
Replacement Procedure
174
RF Connector (N5183A Only - Standard)
176
Tools Required
176
Removal Procedure
176
Replacement Procedure
176
B1 Thru B4 Fans
178
Tools Required
178
Removal Procedure
178
Replacement Procedure
178
Post-Repair Procedures and Performance Verification
181
Post Repair Procedures
181
Assembly Installation and Removal Overview
182
Service Procedure
183
Post-Repair Overview
184
Manual Performance Tests
184
Adjustments (N5183A Only)
186
Automated Performance Verification Tests
186
Performance Verification
188
I/Q Calibration (N5162A/82A Only)
188
Running Self Test
188
Self Test Failure
189
Relative Frequency Range and Accuracy Verification (N5161A/62A 1 /81A/82A Only)
190
Frequency Counter Procedure (N5161A/62A/81A/82A)
190
Spectrum Analyzer Procedure
191
Leveled Output Power Verification (N5161A/62A 1 /81A/82A Only)
193
N5161A 1 /81A Output Power Test Procedure
193
N5162A/82A Output Power Test Procedure
195
Safety and Regulatory
197
General Safety Considerations
197
Lithium Battery Disposal
198
Assistance
198
Certification
198
Instrument History
199
How to Use this Chapter
199
September 2009
199
January 2009 (N5161A/62A/81A/82A/83A Only)
199
August 2008 (N5161A/62A/81A/82A/83A Only)
199
April 2008 (N5182A/83A Only)
199
December 2007
199
November 2007
199
October 2007 (N5181A/82A Only)
199
May 2007 (N5181A/82A Only)
199
December 2006 (N5181A/82A Only)
200
September 2006 (N5181A/82A Only)
200
Other manuals for Agilent Technologies N5161A
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40 pages
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Agilent Technologies N5161A Specifications
General
Brand
Agilent Technologies
Model
N5161A
Category
Portable Generator
Language
English
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