Keysight Technologies Option 544 Manuals

Manuals and User Guides for Keysight Technologies Option 544. We have 1 Keysight Technologies Option 544 manual available for free PDF download: Service Manual

Keysight Technologies Option 544 Service Manual (607 pages)

PXA Signal Analyzer

Brand: Keysight Technologies | Category: Measuring Instruments | Size: 20 MB

Table of Contents
5
Overview
15
What You will Find in this Chapter
15
Keysight PXA Signal Analyzer Overview
16
Virus Information
16
Instrument Option Descriptions
17
Signal Analyzer Accessories
20
Manual Set on CD/DVD
20
50 Ohm Load
21
50 Ohm/75 Ohm Minimum Loss Pad
21
75 Ohm Matching Transformer
21
AC Probe
21
AC Probe (Low Frequency)
21
Broadband Preamplifiers and Power Amplifiers
22
RF and Transient Limiters
22
Power Splitters
22
Static Safe Accessories
22
Before You Start Troubleshooting
23
ESD Information
25
Protection from Electrostatic Discharge
25
Handling of Electronic Components and ESD
26
Test Equipment Usage and ESD
26
For Additional Information about ESD
26
Instrument Maintenance
27
Cleaning the Instrument
27
Cleaning Connectors
27
Battery Information
28
Service Equipment You will Need
29
Tools You will Need
29
Calibration Application Software
29
Front End Controller Troubleshooting Kit
30
USB Keyboard and Mouse
31
USB Storage Device
31
Required Test Equipment List
32
After an Instrument Repair
44
Contacting Keysight Technologies
45
Instrument Serial Numbers
48
How to Return Your Instrument for Service
49
Service Order Number
49
Original Packaging
49
Other Packaging
50
Boot up and Initialization Troubleshooting
51
What You will Find in this Chapter
51
Check the Basics
52
PXA Instrument Boot up Process
53
Typical Instrument Boot-Up Process Flow
54
Potential Problems During Boot Process
57
Yellow Standby LED Does Not Illuminate
57
Green Power on LED Does Not Illuminate
59
Fan(S) Are Not Operating
63
No Keysight Splash Screen Displayed
65
Instrument Hangs at the Keysight Splash Screen
67
Instrument Cannot Completely Load or Run the Operating System
68
Troubleshooting a Blank Display
68
Verify LCD Backlight Functionality
69
Verify Video Signal Path Integrity
72
Video Controller / LCD Troubleshooting
72
Initializations DID Not Complete
72
Fails an Initial Alignment
73
Signal Level Verification
81
Signal Level Problem with Input Frequencies < 3.6 Ghz
81
Signal Level Problem with Input Frequencies > 3.6 Ghz
82
Instrument Messages
83
Introduction
83
Event and Condition Categories
84
Event Message Format
85
Event Queues
86
Advisory Messages
88
Event Messages
94
800, Operation Complete Event
95
700, Request Control Event
95
600, User Request Event
95
500, Power on Event
95
-400 to -499, Query Errors
95
-300 to -399, Device-Specific Errors
96
-221 Settings Conflict Errors
99
-200 to -299, Execution Errors
110
-100 to -199, Command Errors
120
Error
122
Condition Messages
123
Condition Errors 1 to 99, Calibration
123
Condition Errors 101 to 199, Measurement Integrity
128
Condition Errors 201 to 299, Signal Integrity
132
Condition Errors 301 to 399, Uncalibrated Integrity
137
Condition Errors 401 to 499, Power
141
Condition Errors 501 to 599, Frequency
142
Condition Errors 601 to 699, Error Summaries
143
Condition Errors 701 to 799, Operation
145
Condition Errors 801 to 899, Temperature
146
RF Section Troubleshooting (Rf/Microwave Analyzers)
147
What You will Find in this Chapter
147
RF Section Description
148
A9 Input Attenuator a
150
A10 Input Attenuator B
150
A11 Low Band Switch
151
A12 YTF Preselector
151
A20 YTO Assembly
151
A13 RF Front End Assembly
152
Troubleshooting
154
Quick Check to Verify the Low Band Signal Path
154
Troubleshooting a Low Band Problem
157
Quick Check to Verify High Band RF Path
163
Troubleshooting a High Band Problem
167
RF Section Troubleshooting (Millimeter-Wave Analyzers)
173
What You will Find in this Chapter
173
RF Section Description
174
A9 Input Attenuator a
176
A10 Input Attenuator B
177
A11 Low Band Switch
177
A12 YTF Preselector
177
A20 YTO Assembly
177
A13 RF Front End Assembly (Options 543, 544, 550)
178
Troubleshooting
180
Quick Check to Verify the Low Band Signal Path
180
Troubleshooting a Low Band Problem
183
Quick Check to Verify High Band RF Path
189
Troubleshooting a High Band Problem
193
Front End Control Troubleshooting
199
What You will Find in this Chapter
199
A15 Front End Control Description
200
Purpose
200
A15 Front End Control Assembly Troubleshooting
204
Verifying Input Attenuator A, Input Attenuator B, Low Band Switch Logic and Power Supplies
205
Preselector Tune Output
214
Verifying SW3 (Option LNP Only)
216
Verifying SW1 and SW2 (Option MPB Only)
216
Verifying Microwave Preselector Bypass Switch (Option MPB)
217
Oscilloscope Test
218
Analog/Digital if Troubleshooting
225
What You will Find in this Chapter
225
A2 Analog if Assembly Description
226
A2 Analog if Assembly Theory of Operation
227
A2 Analog if Troubleshooting
230
Verifying the 322.5 Mhz Input Power
230
Verifying the 22.5 Mhz Output Power
233
Verifying the 300 Mhz lo Input Power from the A16 Reference Assembly
235
A3 Digital if Assembly Description
237
A3 Digital if Assembly Theory of Operation
238
A3 Digital if Troubleshooting
240
Verifying the 22.5 Mhz Input Power
240
Verifying the 250 Mhz if Input Power (Option B40 Only)
243
Verifying the 100 Mhz Reference Input
246
LO Synthesizer/Reference Troubleshooting
249
What You will Find in this Chapter
249
A14 lo Synthesizer Assembly Description
250
Purpose
250
A14 lo Synthesizer Theory of Operation
251
Single Loop Operation
251
Dual Loop Operation
251
Manual Selection of Single Versus Dual Loop Operation
252
Brief Description of the Major Blocks
253
A14 lo Synthesizer and A20 YTO Troubleshooting
254
Verifying the 4800 Mhz 1St lo Reference Power and Frequency Stability
256
Verifying the 100 Mhz lo Synth Reference Power and Frequency Stability
259
Verifying the 1St lo Power and Frequency
262
A16 Reference Assembly Description
266
Purpose
266
A16 Reference Assembly Troubleshooting
268
Diagnostic Leds
275
Cpu/Disk Drive Troubleshooting
277
What You will Find in this Chapter
277
A4 CPU Description
278
Disk Drive
278
Front Panel Interface
278
Graphics Controller
278
Power Supply Control
278
Rear Panel Connectivity
279
System Memory
279
System Processor
279
CPU Battery
279
A4 Processor Board Assembly Troubleshooting
280
Boot-Up or Initialization Problems
280
Remote Monitor Troubleshooting
280
BIOS Settings
281
A5 Disk Drive
291
Overview
292
Troubleshooting Software Related Issues
293
Reloading the X-Series Software
294
Disk Drive Recovery Process
295
Replacing the Instrument Disk Drive
296
10 Power Supply/Midplane Troubleshooting
297
What You will Find in this Chapter
297
A6 Power Supply Description
298
Purpose
298
Power Supply Theory of Operation
299
A6 Power Supply Assembly Troubleshooting
302
Supply Voltages
302
Control Inputs
303
Status Outputs
303
A7 Midplane Board Assembly Description
305
Midplane Board Connections
306
A7 Midplane Board Assembly Troubleshooting
308
Instrument Power Supply Leds and Test Points
308
Additional Power Supply Regulation
308
Instrument Secure Storage
308
Power Supply Dithering
308
11 Front Panel/Motherboard Troubleshooting
313
What You will Find in this Chapter
313
A8 Motherboard Description
314
Purpose
314
A8 Motherboard Troubleshooting
316
A1 Front Panel Assembly
317
A1A2 Front Panel Interface Board
317
A1A3 Lcd
317
A1A4 LCD Inverter Board/DC-DC Converter
317
A1A5 Front Panel USB Interface Board
317
12 Hardware Options
319
What You will Find in this Chapter
319
A25 Wideband Analog if and A26 Digital if Troubleshooting
322
A25 Wideband Analog if Assembly Description
322
A25 Wideband Analog if Assembly Theory of Operation
324
A25 Wideband Troubleshooting
325
A26 140 Mhz Wideband Digital if Troubleshooting
327
Option BBA Analog I/Q Baseband Inputs Description
328
A17 LED Board
328
A18 BBIQ Interface Board
328
A19 BBIQ Main Board
329
What You will Find in this Chapter
331
Block Diagrams
332
Analog if Block Diagram
341
Digital if Block Diagram
342
PXA Computer Block Diagram
343
14 Service and Diagnostics Menus
345
Overview
345
Controlling Access
345
Secure Service Access
346
Menus
347
Service Key Descriptions
352
Timebase
352
Corrections
353
Band Lock
355
LO Band Lock
356
Low Noise Path
357
LO Control
357
Align
358
15 Replaceable Parts
363
What You will Find in this Chapter
363
How to Order Parts
365
Replaceable Parts
366
Hardware
382
16 Assembly Replacement Procedures
417
What You will Find in this Chapter
417
Before Starting
419
Safety
419
Tools You will Need
420
Adjustments Tests after an Instrument Repair
420
Major Assembly Locations
421
Instrument Outer Case
422
Removal
422
Replacement
423
Top Brace and Power Supply Bracket
424
Removal
424
RF Area (Options 503, 508, 513, 526)
426
Attenuators
428
Low Band Switch
431
YTF Preselector
434
Yto
437
Options MPB and LNP
439
Microwave Options MPB and LNP
439
RF Area (Options 543, 544, 550)
461
Attenuators
463
Low Band Switch
465
YTF Preselector
468
Yto
471
Options MPB and LNP
473
Millimeter Wave Options MPB and LNP
473
RF Front End Assembly
481
Removal
481
Replacement
483
Front End Control Assembly
484
Removal
484
Replacement
485
LO Synthesizer Assembly
486
Removal
486
Replacement
487
Reference Assembly
488
Removal
488
Replacement
490
Option B1X
491
Removal
491
Replacement
492
Option BBA
493
Removal
493
Replacement
493
Midplane Board Assembly
494
Removal
494
Midplane Board Replacement
495
Rear Panel
496
Removal
496
Replacement
496
Power Supply Assembly
497
Removal
497
Replacement
498
CPU Assembly
499
Removal
499
Replacement
500
Disk Drive
501
Drive Removal and Replacement
501
Disk Drive Interconnect
505
AIF/DIF Assembly
507
Removal
507
Separate AIF/DIF Assembly
509
Replacement
510
Motherboard Assembly
511
Removal
511
Replacement
514
Fan Assembly
516
Removal
516
Replacement
519
Input Connector Assembly
520
Removal
520
Replacement
521
Front Frame Assembly
522
Removal
522
Replacement
523
Front Frame Assembly Components - LCD
524
Front Frame Assembly Components - LED
533
Post-Repair Procedures
541
What You will Find in this Chapter
541
Before Starting
541
Post-Repair Procedures
542
Additional Tasks
547
18 Functional Tests
563
Functional Test Versus
563
Performance Verification
563
Before Performing a Functional Test
564
Test Equipment
565
Displayed Average Noise Level (DANL)
568
Procedure
568
Frequency Readout Accuracy
570
Procedure
571
Second Harmonic Distortion (SHD)
572
Procedure
573
Amplitude Accuracy at 50 Mhz
575
Procedure
576
Testing Preamp Option (P03, P08, P13, P26)
578
Frequency Response (Flatness)
579
Procedure
580
Frequency Response (Flatness), Preamp on
583
Procedure
585
Scale Fidelity
588
Procedure
589
BBIQ Input Frequency Response (Option BBA Only)
592
Procedure
594
19 Instrument Software
599
What You will Find in this Chapter
599
Instrument Software Overview
600
Software Licensing
600
Software Updates
601

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