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R&S UPV
Rohde & Schwarz R&S UPV - User Manual
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1146.2084
.8
2-07
1
Serv
ice Manual
Audio Analy
zer DC to
250 kHz
R&S
UPV
R&S
UPV66
1146.200
3.02
1146.200
3.66
Test & Measurem
ent
2
Table of Contents
Main Page
Table of Contents
25
Performance Test
29
Measuring Equipment and Accessories
29
Difference-Frequency Distortion Lowpass LP DFD
30
Notch Filter NOTCH THD, for THD Measurement of Generator
31
Test Cable for Measurement of the Source Resistance
32
Test Cable for Measurement of the Unbalance Rejection
32
Test Cable for Measurement of the Common Mode Rejection
33
Cable from XLR Female to 2
33
Banana Plugs
33
Resistance Network RES NET 1
34
Cable from XLR Female to BNC Male
34
Short-Circuit for R&S UPV-B42
35
Test Sequence
36
Performance Test Analog Generator
36
Adaptation of the Measuring Instruments to the Generator Output
36
Sinewave Level Error at 1 Khz
36
Sinewave Frequency Response
37
Sinewave Frequency Error
37
DC Offset 0 V: Residual
38
DC Offset: Setting Error
39
THD+N Inherent Distortion
40
Mod Dist Inherent Distortion
41
DFD Level Error
42
DFD D2 Inherent Distortion
43
DFD D3 Inherent Distortion
44
Output Impedance
44
Crosstalk
46
Unbalance Rejection
47
Performance Test, Analog Analyzer
49
Adaptation of the Measuring Instruments to the Analyzer Inputs
49
Level Measurement RMS
50
Level Error at 1 Khz
51
Frequency Response
52
Inherent Noise
53
Overrange Test
53
Input Impedances
54
Crosstalk Attenuation
54
Common Mode Rejection CMR
55
Frequency Error
56
Phase Coincidence
57
DC Measurement
58
DC Offset
58
DC Measurement Error
58
THD Total Harmonic Distortion
59
THD Inherent Distortion
59
THD Measurement Error
60
THD+N Total Harmonic Distortion + Noise
62
THD+N Inherent Distortion
62
THD+N Measurement Error
64
Mod Dist Modulation Factor
67
Mod Dist Inherent Distortion
67
Mod Dist Measurement Error
69
DFD Difference-Frequency Distortion
71
DFD D2 Inherent Distortion
71
DFD D3 Inherent Distortion
73
DFD D2 / D3 Measurement Error
74
DIM Measurement Error
76
DIM Inherent Distortion
76
DIM Dynamic Intermodulation Factor
76
Performance Test Audio Monitor
77
Functional Test, Internal Speaker
78
Phone Out: Source Switching
79
Phone Out: Channel Switching
80
Phone Out: Output Level and Offset
81
Phone Out: Frequency Response
82
Phone Out: Inherent Distortion
82
Aux Out: DC Level
83
Aux Out: Frequency Response
83
Aux Out: Inherent Distortion
84
Performance Test R&S UPV-B1 (Low Distortion Generator)
85
Level Error at 1 Khz
85
Frequency Response
86
Frequency Error
86
THD Inherent Distortion
87
THD+N Inherent Distortion
90
Performance Test R&S UPV-B2 (Digital Audio I/O 192 Khz)
91
Digital Audio Generator
91
Level Error, Unbal Output
91
Level Error, Bal Output
92
Error of Internal Clock Rate
92
Sampling Rate Measurement
93
External Synchronisation
93
Phase to Ref
94
Digital Audio Analyzer
95
Digital Inputs
95
Measurement Functions
95
Performance Test R&S UPV-B3 (Second Analog Generator)
96
Sinewave Level Error at 1 Khz
96
Sinewave Frequency Response
97
Sinewave Frequency Error (Ch2)
97
DC Offset 0 V: Residual DC (Ch2)
98
DC Offset: Setting Error (Ch2)
99
THD+N Inherent Distortion (Ch2)
100
DIM Level Error (Ch2)
101
DIM Inherent Distortion (Ch2)
102
Crosstalk
102
Unbalance Rejection (Ch2)
103
Phase Coincidence
105
Performance Test R&S UPV-B20 (Digital Audio I/O 48 Khz)
106
Level Error
106
Thd
107
Error of Internal Sample Frequency
107
Range of Sampling Rate
108
Performance Test R&S UPV-B41 (I 2 S Interface)
109
Dds
109
Analyzer PLL
110
Generator PLL
111
Performance Test R&S UPV-B42 (Universal Serial Interface)
112
Test of Synchronization Modes
112
Performance Test R&S UPV-B48 (8 Channel Analyzer)
120
Adaptation of the Measuring Instruments to the Analyzer Inputs
120
Level Error at 1 Khz and Frequency Response
120
Level Error at 1 Khz
121
Frequency Response
122
Phase Synchronism
123
THD+N Inherent Distortion
124
MOD DIST Inherent Distortion
125
DFD Inherent Distortion
125
Inherent Noise
126
Offset Voltage
127
DC Measurement Error
127
Peak Detector
128
Cross Talk Attenuation
129
Common Mode Rejection CMRR
130
Input Impedance
132
Level Measurement, Unbal Input
133
Common-Mode
133
Performance Test R&S UPV-K22 (Jitter and Interface Test)
133
Level Measurement, Bal Input
134
Common-Mode Amplitude
134
Common-Mode Frequency Response
134
Cable Simulator
134
Input to Ref Phase Deviation
135
Jitter Generation and Measurement
136
Jitter Amplitude
136
Jitter Frequency Response
137
Jitter Spurious
137
Inherent Jitter
138
Performance Test R&S UPV-U2 (BNC Phone Out)
139
Measurement of the Output Level
140
Channel Assignment
141
Performance Test Report
142
Performance Test Report of Analog Generator
142
Performance Test Report of Analog Analyzer
146
Performance Test Report of Audio Monitor
184
Performance Test Report of R&S UPV-B1
185
Performance Test Report of R&S UPV-B2
188
Performance Test Report of R&S UPV-B3
190
Performance Test Report of R&S UPV-B20
193
Performance Test Report of R&S UPV-B41
194
Performance Test Report of R&S UPV-B42
195
Performance Test Report of R&S UPV-B48
197
Performance Test Report of R&S UPV-K22
210
Performance Test Report of R&S UPV-U2
212
Adjustment
213
Adjustment
215
Recommended Measuring Equipment
215
Analog Generator
216
Manual Adjustment with Additional Tools
216
Adjustment of the DC Offset
217
Adjustment of the Frequency Response
218
Adjustment of the Unbalance Rejection
219
Analog Analyzer
220
Adjustment of the Frequency Response
221
Adjustment of the Common-Mode Rejection
222
Option R&S UPV-B1 (Low Distortion Generator)
224
Adjustment of the Frequency Response
225
Option R&S UPV-B2/B20 (Digital Audio I
225
Adjustment of the Digital Amplitude
226
Option R&S UPV-B3 (Second Generator)
227
Adjustment of the DC Offset
228
Adjustment of the Frequency Response
229
Adjustment of the Unbalance Rejection
230
Position of Adjustment Components
231
Procedure
233
Software Adjustment
233
Diagnostic Mode
235
Prom
236
Software Adjustment Procedure
236
Analog Generator
239
Software Adjustment, Sinewave Level
239
Analog Analyzer
241
Software Adjustment, Analyzer RMS Level Error (Bandwidth 22 Khz)
241
Software Adjustment, Analyzer RMS Level Error (Bandwidth 250 Khz)
243
Software Adjustment, Analog Notch Filter
244
Software Adjustment, Frequency & Phase
247
Option R&S UPV-B1 (Low Distortion Generator)
248
Software Adjustment, Frequency Accuracy
249
Software Adjustment, Sinewave Level
249
Option R&S UPV-B2 (Digital Audio I/O 192 Khz)
250
Option R&S UPV-B3 (Second Generator)
251
Software Adjustment, Interchannel Phase with Stereo Sine
252
Software Adjustment, Sinewave Level
252
Repair/Instrument Design and Functional Description
257
Instrument Design and Functional Description
263
Repair
263
Complete Instrument
266
Power Connector Board
266
Front Module Controller
267
Digital Main Board
268
Fig. 3-1 DMB Signal Diagram
268
Clock Generation
270
DSP Module
271
Analog Generator
272
Analog Analyzer
274
Fig. 3-2 Simultaneous Signal Function Processing and Signal Monitoring of both Channels
280
Analog Front Panel (AFP)
282
Connectors for the Analog Generator
282
Jack for the Monitoring Output
282
AC Line Input
283
AC Line Switch
283
Analog Power Supply (APS)
283
Toroidal Core Transformer
284
Voltage Supply for the Analog Analyzer
284
Voltage Supply for the Analog Generator
284
Monitoring Output
285
Switching Power Supply (SPS)
285
Monitoring External Audio Signals
286
Monitoring Internal Audio Signals
286
Fig. 3-3 Basic Circuit Principle for the LDG
287
R&S UPV-B1 (Low Distortion Generator)
287
Digital Front Panel (DFP)
288
R&S UPV-B2 (Digital Audio I/O 192 Khz)
288
Digital Audio Board (DAB)
289
R&S UPV-B3 (Second Generator)
290
R&S UPV-B20 (Digital Audio I/O 48 Khz)
291
R&S UPV-B41 (I S Interface)
291
Basic Principle
292
R&S UPV-B42 (Universal Serial Interface)
292
Universal Serial Interface Board
292
Probe Board
293
R&S UPV-B48 (Analog 8 Channel Inputs)
294
R&S UPV-U1 (Source Impedance 150 )
295
R&S UPV-U2 (BNC Phone Out)
295
Function Test
296
Self-Test
296
Short Test of Analog Interfaces
297
Short Test of Digital Interfaces
298
Measuring Equipment and Accessories
299
Troubleshooting
299
Boot Problems
300
Error Messages
300
Problems with Control and Display Elements
301
Front-Panel Keyboard
302
Rotary Knob
303
Front-Panel Leds
304
External Keyboard
305
Mouse
305
USB Cable Test
305
Fault in the Switching Power Supply / Power Connector Board
306
Switching Power Supply (SPS)
306
Fig. 3-4 Test Points on PCB
307
Power Connector Board (PCB)
307
Fault in USB Device Interface
309
Fault in the Analog Power Supply (APS)
311
Defective Analog Audio Board (AAB)
312
Defective Analog Signal Generation
313
If There Is no Output Signal from the Generator
313
Fig. 3-5 Data Couplers
314
Fig. 3-6 Clocksignal at U3 Pin 2
315
Fig. 3-7 Clocksignal at U3 Pin 6
315
Fig. 3-8 Clocksignal at U5 Pin 2
315
Fig. 3-9 Clocksignal at U5 Pin 6
316
If the Frequency Is Incorrect
317
If the Output Signal Is Distorted or Noisy
317
If the Output Voltage Is Incorrect
317
Malfunctioning Low Distortion Generator
318
Erroneous Second Generator
319
Fig. 3-10 Voltages on the R&S UPV-B3
320
Defective Analog Analyzer
321
Simple Tests for Roughly Determining the Cause of the Error
321
Fig. 3-11 Section of the Component Location Plan for the AAB (Area of the 80-Pin Ribbon Cable Connector X41 - Control/Data Connector Analyzer)
333
Fig. 3-12 Component-Side View of the Analog Audio Board (AAB)
334
Errors on the Digital Main Board
335
Fig. 3-13 Measurement Point for +5V, L17
335
Error on the Audio Monitoring Output
338
Internal Loudspeaker
338
Phone out
339
Option R&S UPV-U2
340
Errors on Analog aux out
341
Error on the Trigger In/Out
342
Trigger Output
342
Problems with Two HW Optionen in the USI Slots
343
Trigger Input
343
Errors in Digital Audio I/O (Options R&S UPV-B2/B20 and -K22)
344
Errors on I S Board (Options R&S UPV-B41)
349
Check Whether to Probe Is Properly Loaded
350
Determine the Source of the Error
350
Errors on USI Board (Options R&S UPV-B42)
350
Recommendation in Case of an Error
350
Module Replacement
351
Overview of Modules
351
Replacing the Fuses
351
Tools Required
351
Removing the Instrument Casing
352
Replacement of the Analog Fan
352
Replacing the Analog Audio Boards (AAB)
352
Replacing the Analog Power Supply (APS)
353
Replacing the Power Input
353
Replacing the APS Board
354
Replacing the Power Switch
354
Replacing the Toroidal Core Transformer
354
Replacing the Front Module Controller (FMR)
355
Replacing the Hard Disk Drive (HDD)
355
Replacing the Lithium Battery in the Front Module Controller (FMR)
356
Replacing the CPU Fan (for FMR6 and FMR7)
357
Changing the Switching Power Supply (SPS)
358
Replacing the Power Connector Board (PCB)
358
Replacing the SPS Fan
358
Replacing the Digital Main Board (DMB)
359
Replacement of USB Device Connector (Not for FMR6)
365
Replacing the Digital Section Fan
365
Replacing the DSP Modules
365
Replacement of LAN Reset Button (R&S UPV66 Only)
366
Replacing the Front Unit
366
Replacing the Internal Loudspeaker
366
Replacing the Combo Drive
367
Replacing the USB Ports on the Front Panel
367
Replacing the Analog Front Panel (AFP)
368
Replacing the Digital Front Panel (DFP)
368
Replacing the Rotary Pulse Generator (Not with R&S UPV66)
368
Replacing the DC/AC Converter (Not with FMR9 or R&S UPV66)
369
Replacing the Display Adapter Board
369
Replacing the Shielded Filter Plate in Front of the TFT Display (Not with R&S UPV66)
370
Replacing the TFT Display (Not with R&S UPV66)
370
Replacement of LED Boards (R&S UPV66 Only)
371
Replacing the Keypad and the Softkeys (Not with R&S UPV66)
371
Alignment and Testing after Exchanging Subassemblies
372
Block Diagrams
373
Fig. 3-14 Block Diagram R&S UPV (Part 1)
373
Fig. 3-15 Block Diagram R&S UPV (Part 2)
374
Fig. 3-16 Block Diagram R&S UPV Analog Audio Board (AAB) Generator (Part 1)
375
Fig. 3-17 Block Diagram R&S UPV Analog Audio Board (AAB) Generator (Part 2)
376
Fig. 3-18 Block Diagram R&S UPV Analog Audio Board (AAB) Analyzer
377
Fig. 3-19 Block Diagram DFP (to Option R&S UPV-B2/B20)
378
Fig. 3-20 Block Diagram DAB (to Option R&S UPV-B2)
379
Fig. 3-21 Block Diagram Second Generator (Option R&S UPV-B3)
380
Fig. 3-22 Block Diagram DAB (Option R&S UPV-B20)
381
Fig. 3-24 Block Diagram 8 Channel Inpuits (Option R&S UPV-B48)
383
Fig
384
Firmware Update / Installing Options
386
Troubleshooting During a Firmware Update
386
E 2 PROM Data Management
387
Handling the Eproms
387
Prom
388
Recording the Contents
389
PROM Access
391
Troubleshooting During E
391
Call the Windows XP Recovery and Backup Partition Menu
392
Windows XP Recovery and Backup Partition
392
Backup Current System Partition
393
Recover Selected Version of System Partition
393
Recover Factory Default
394
Delete Backups
395
Hardware Options
396
Installing Options
396
Option R&S UPV-B1 (Low Distortion Generator)
396
Option R&S UPV-B2 (Digital Audio I/O 192 Khz)
397
Option R&S UPV-B3 (Second Generator)
398
Option R&S UPV-B20 (Digital Audio I/O 48 Khz)
400
Option R&S UPV-B41 (I 2 S Interface)
401
Option R&S UPV-B42 (Universal Serial Interface)
401
Option R&S UPV-B48 (8 Channel Analog Inputs)
403
Option R&S UPV-U1 (150 Generator Output Impedance)
403
Option R&S UPV-U2 (BNC Phone Out)
406
Software Options
409
Receiving the Option Key by E-Mail
410
Receiving the Option Key in a File
410
Troubleshooting During Key Enablement
410
Option R&S UPV-K21 (Digital Audio Protocol)
411
Option R&S UPV-K22 (Jitter and Interface Test)
412
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Rohde & Schwarz R&S UPV Specifications
General
Brand
Rohde & Schwarz
Model
R&S UPV
Category
Measuring Instruments
Language
English
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