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Keysight U8903B Service Guide

3

Safety Symbols

The following symbols on the instrument and in the documentation indicate precautions
which must be taken to maintain safe operation of the instrument.

Direct current (DC)

Alternating current (AC)

Off (mains supply)

On (mains supply)

Caution, risk of electric shock

Caution, risk of danger (refer to this manual
for specific Warning or Caution information)

Earth (ground) terminal

Frame or chassis (ground) terminal

Protective earth (ground) terminal

Equipment protected throughout by double
insulation or reinforced insulation

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Содержание U8903B

Страница 1: ...Keysight U8903B Performance Audio Analyzer Service Guide ...

Страница 2: ...herwise provide the govern ment rights in excess of these rights customarily provided to the public to use modify reproduce release per form display or disclose commercial computer software or commercial com puter software documentation No additional government requirements beyond those set forth in the EULA shall apply except to the extent that those terms rights or licenses are explicitly requir...

Страница 3: ...on of the instrument Direct current DC Alternating current AC Off mains supply On mains supply Caution risk of electric shock Caution risk of danger refer to this manual for specific Warning or Caution information Earth ground terminal Frame or chassis ground terminal Protective earth ground terminal Equipment protected throughout by double insulation or reinforced insulation ...

Страница 4: ...the cables provided Observe all markings on the device before establishing any connection Turn off the device and application system power before connecting to the I O terminals When servicing the device use only the specified replacement parts Do not operate the device with the cover removed or loosened Use only the power adapter provided by the manufacturer to avoid any unexpected hazards This e...

Страница 5: ...l environmental requirements for this instrument Environmental condition Requirement Temperature Operating condition 0 C to 55 C Storage condition 40 C to 70 C Humidity Operating condition 50 to 95 RH at 40 C non condensing Storage condition Up to 95 RH at 40 C non condensing Altitude Up to 3000 m Pollution degree 2 Installation category II Measurement category I ...

Страница 6: ...g safety and Electromagnetic Compatibility EMC compliances Safety compliance IEC 61010 1 2010 EN 61010 1 2010 Canada CAN CSA C22 2 No 61010 1 12 USA ANSI UL Std No 61010 1 3rd Edition EMC compliance IEC 61326 1 2005 EN61326 1 2006 Canada ICES 001 2004 Australia New Zealand AS NZS CISPR11 2004 ...

Страница 7: ...product label indicates that you must not discard this electrical or electronic product in domestic household waste The RCM mark is a registered trademark of the Spectrum Management Agency of Australia This signifies compliance with the Australia EMC Framework regulations under the terms of the Radio Communication Act of 1992 This symbol is a South Korean Class A EMC Declaration This is a Class A ...

Страница 8: ...ssified as a Monitoring and Control Instrument product The affixed product label is as shown below Do not dispose in domestic household waste To return this unwanted instrument contact your nearest Keysight Service Center or visit www keysight com environment product for more information Sales and Technical Support To contact Keysight for sales and technical support refer to the support links on t...

Страница 9: ...n 30 Square wave rise time verification 32 Square wave amplitude accuracy verification 34 3 Performance Verification for Analog Analyzer Introduction 38 Performance Verification 39 DC accuracy verification 39 AC accuracy and flatness verification 40 Frequency accuracy verification 42 Phase accuracy verification 44 Crosstalk verification 46 CMRR verification 48 Distortion THD N verification 50 SMTP...

Страница 10: ...on 98 Test record for DC accuracy verification 98 Test record for sine wave amplitude accuracy verification 100 Test record for flatness verification 101 Test record for frequency accuracy verification 102 Test record for crosstalk verification 102 Test record for square wave rise time verification 103 Test record for square wave amplitude accuracy verification 104 Analog Analyzer Performance Veri...

Страница 11: ...rification 141 Test record for balanced input sampling rate accuracy verification 147 Test record for balanced output sampling rate accuracy verification 150 Test record for unbalanced output level accuracy verification 152 Test record for unbalanced input sampling rate accuracy verification 155 Test record for unbalanced output sampling rate accuracy verification 158 C Appendix C Modify a Cable f...

Страница 12: ...12 Keysight U8903B User s Guide THIS PAGE HAS BEEN INTENTIONALLY LEFT BLANK ...

Страница 13: ...ection for CMRR verification 48 Figure 3 7 Function generator to U8903B and digital multimeter for wideband sine wave flatness verification 56 Figure 3 8 Function generator to frequency counter and U8903B connection for wide band frequency accuracy verification 58 Figure 4 1 Keysight 53132A 53220A to DSI MCLK output for balanced DSI master clock output frequency accuracy verification 63 Figure 4 2...

Страница 14: ...nit to the DUT connection reminder window 87 Figure 5 8 U8903B Bluetooth test for HFP profile BT Role Initator Audio Role AG 88 Figure 5 9 U8903B Bluetooth test for HFP profile BT Role Responder Audio Role HF 89 Figure 5 10 U8903B Bluetooth test for A2DP profile BT Role Initator Audio Role SRC 91 Figure 5 11 U8903B Bluetooth test for A2DP profile BT Role Responder Audio Role SNK 92 Figure 5 12 U89...

Страница 15: ... specification 68 Table 4 4 Channel 1 and channel 2 vertical scale and vertical scale range 69 Table 4 5 Balanced input sampling rate accuracy specification 71 Table 4 6 Balanced output sampling rate accuracy specification 74 Table 4 7 Unbalanced output level accuracy specification 76 Table 4 8 Channel 1 vertical scale settings 77 Table 4 9 Unbalanced input sampling rate accuracy specification 78 ...

Страница 16: ...ion 116 Table A 17 Test record for residual noise verification 117 Table A 18 Test record for wideband sine wave flatness verification 117 Table A 19 Test record for wideband frequency accuracy verification 125 Table B 1 Test record for DSI master clock output frequency accuracy verification 128 Table B 2 Test record for balanced output level accuracy verification 141 Table B 3 Test record for bal...

Страница 17: ...tion Overview Introduction 18 Self Test 19 Keysight Calibration Services 19 Calibration Interval 19 Recommended Test Equipment 20 Test Consideration 21 This chapter provides an overview on performance verification of the U8903B It also includes a list of recommended test equipment ...

Страница 18: ...ormance verifications allow you to verify that the U8903B is operating within its published specifications Figure 1 1 illustrates the process flow for carrying out the self test performance tests and repair Figure 1 1 Process flow for self test performance tests and repair Run performance tests Pass Done Run self test Contact Keysight Service Center Pass No No Yes Yes ...

Страница 19: ...passes before proceeding with any performance verification test If all tests pass you have a high confidence that the U8903B is operational Keysight Calibration Services When your U8903B is due for calibration contact your local Keysight Service Center for a low cost recalibration The U8903B is supported on automated calibration and adjustment systems which allow Keysight to provide this service a...

Страница 20: ...higher 8 5 digit resolution or higher DC voltage accuracy of 0 3 or higher AC voltage accuracy of 0 02 or higher Calibrator Fluke 5720A DC voltage range of 0 V to 150 V or higher AC voltage range of 0 Vrms to 150 Vrms or higher Frequency range of 20 Hz to 100 kHz or higher DC voltage accuracy of 0 2 or higher AC voltage accuracy of 0 02 or higher Frequency counter Keysight 53132A Option 010 Keysig...

Страница 21: ...dity is less than 80 Allow at least 30 minutes of warm up period upon power on Use shielded cables only Keep the cables that connect the test setup as short as possible In the event of a test failure it is recommended to repeat the test to ensure that procedural error was not made The verification and adjustment procedures are based on the assumption that the recommended test equipment is being us...

Страница 22: ...1 Performance Verification Overview 22 Keysight U8903B Service Guide THIS PAGE HAS BEEN INTENTIONALLY LEFT BLANK ...

Страница 23: ...n 25 Sine wave amplitude accuracy and flatness verification 26 Sine wave frequency accuracy verification 29 Crosstalk verification 30 Square wave rise time verification 32 Square wave amplitude accuracy verification 34 The performance verification procedures described in this chapter verify that the U8903B analog generator is operating within its published specifications ...

Страница 24: ...rformance Audio Analyzer User s Guide U8903 90045 as the performance standards If the analog generator fails any of the tests or if any abnormal test results are obtained adjustment will need to be carried out accordingly NOTE Refer to Recommended Test Equipment on page 20 for the list of recommended test equipment to be used in the performance tests Use the test records given in Appendix A on pag...

Страница 25: ... connection Preset both the U8903B and digital multimeters Figure 2 1 U8903B to digital multimeter connections for DC accuracy verification 2 Configure the digital multimeter as follows Measurement function DC voltage Level filter Enabled NPLC 10 Number readings 1 with auto sample event Trigger arming Hold suspend Trigger mode Auto Range Refer to Test record for DC accuracy verification on page 98...

Страница 26: ...ed DC accuracy values to the specification If the test fails adjustment will need to be carried out accordingly Sine wave amplitude accuracy and flatness verification This test verifies the accuracy of the sine wave voltage amplitude generated by the U8903B over a range of amplitudes and flatness swept over a set of frequencies using two digital multimeters to ensure that it is within the publishe...

Страница 27: ...tor output channels to be tested as follows Connection type Unbalanced Output impedance 600 Ω Output grounding configuration Floating ground Waveform Sine Output state ON 4 Set both the U8903B output channel 1 and channel 2 to be tested to output a frequency of 1000 Hz 5 Set both the U8903B output channel 1 and channel 2 to be tested to output an amplitude of VDUT as given in the Test record for s...

Страница 28: ... to output a frequency of 1000 Hz first frequency point in Test record for flatness verification on page 101 14 Set both the digital multimeters range to 1 V 15 Enable the U8903B output channels 16 Trigger AC voltage measurements on both the digital multimeters and record the readings as VREF 17 Set both the U8903B output channel 1 and channel 2 to be tested to output the subsequent frequencies as...

Страница 29: ...re the frequency counter input channels as follows If frequency counter model is 53220A set SCPI language mode 53132A Impedance 1 MΩ Low pass filter ON Input coupling DC Level at center of hysteresis window 0 V Trigger level percentage of signal peak to peak range 50 Reference timebase Internal reference Measurement function Channel 1 frequency Frequency measurement start arm mode Immediate Freque...

Страница 30: ...counter fFC channel 2 in the Test record for frequency accuracy verification on page 102 8 Compute the frequency accuracy using the following equation Frequency accuracy fFC fDUT fDUT 1000000 9 Repeat step 4 to step 8 for the rest of the fDUT values to complete the verification of the U8903B output channel to be tested 10 Compare the recorded frequency accuracy values to the specification If the t...

Страница 31: ...talk from channel 1 to channel 2 in which the Driving channel is channel 1 and the Measured channel is channel 2 5 Set the U8903B analyzer Driving channel as the reference channel and the analyzer input range of Vrms as given in the Test record for crosstalk verification on page 102 6 Set the U8903B analyzer Measured channel input impedance to 300 Ω and analyzer input range to 0 32 Vrms 7 On the U...

Страница 32: ...talk measurement values to the specification If the test fails adjustment will need to be carried out accordingly Square wave rise time verification In this test the U8903B generates a square wave swept over a set of frequencies and the rise time is measured using a Keysight DSO8064A 8104A digital oscilloscope to ensure that it is within the published specification 1 Connect the U8903B Unbalanced ...

Страница 33: ...ows Adjacent channel display channel 2 OFF Measurement channel display channel 1 ON Edge trigger source Measurement channel channel 1 Source for measurement Measurement channel channel 1 Time scale time per division Refer to Test record for square wave rise time verification on page 103 Measured channel vertical scale volts per division Refer to Test record for square wave rise time verification o...

Страница 34: ...meters Figure 2 6 U8903B to digital multimeter connections for square wave amplitude accuracy verification 2 Configure the digital multimeters as follows Measurement function AC voltage Level filter Enabled NPLC 10 Number readings 1 with auto sample event Trigger arming Hold suspend Trigger mode Auto ACV Mode Synchronous Sub sampled Range Refer to Test record for square wave amplitude accuracy ver...

Страница 35: ...en in the Test record for square wave amplitude accuracy verification on page 104 6 Enable the U8903B output channels 7 Record the sine wave amplitude voltage measurement on the digital multimeters VDMM in the Test record for square wave amplitude accuracy verification on page 104 8 Compute the square wave amplitude accuracy using the following equation Sine wave amplitude accuracy VDMM VDUT VDUT ...

Страница 36: ...2 Performance Verification for Analog Generator 36 Keysight U8903B Service Guide THIS PAGE HAS BEEN INTENTIONALLY LEFT BLANK ...

Страница 37: ...verification 42 Phase accuracy verification 44 Crosstalk verification 46 CMRR verification 48 Distortion THD N verification 50 SMTPE IMD verification 51 DFD verification 53 Residual noise verification 54 Wideband AC flatness verification 55 Wideband frequency accuracy verification 57 The performance verification procedures described in this chapter verify that the U8903B analog analyzer is operati...

Страница 38: ...formance Audio Analyzer User s Guide U8903 90045 as the performance standards If the analog analyzer fails any of the tests or if any abnormal test results are obtained adjustment will need to be carried out accordingly NOTE Refer to Recommended Test Equipment on page 20 for the list of recommended test equipment to be used in the performance tests Use the test records given in Appendix A on page ...

Страница 39: ...d for this connection Preset both the U8903B and calibrator Figure 3 1 Calibrator to U8903B connection for DC accuracy verification 2 Configure the calibrator as follows Output state Standby 3 Configure the U8903B input channels channel 1 3 5 or 7 and channel 2 4 6 or 8 as shown in Figure 3 1 to be tested as follows Connection type Unbalanced Input bandwidth 90 kHz Input coupling DC Voltage detect...

Страница 40: ...alues to complete the verification of the U8903B input channels to be tested 9 Repeat step 2 to step 8 to complete the verification of the remaining U8903B input channels 10 Compare the recorded DC accuracy values to the specification If the test fails adjustment will need to be carried out accordingly AC accuracy and flatness verification This test verifies the AC accuracy and flatness of the U89...

Страница 41: ...oupling DC Voltage detector type RMS Trigger source Immediate Function 2 AC Voltage Sample size 262144 for 50 Hz and below and 65536 for 50 Hz and above Input range Refer to Test record for AC accuracy and flatness verification on page 106 4 Set the calibrator to produce a sine wave voltage with amplitude of VIN and frequency of fIN as given in the Test record for AC accuracy and flatness verifica...

Страница 42: ...cation This test verifies the frequency accuracy of the U8903B analyzer by using the function generator as a source and the frequency counter as a reference to ensure that it is within the published specification 1 Use three BNC male to female T splitters to create a 4 way connection from the function generator output to the U8903B and frequency counter inputs 2 Connect the function generator outp...

Страница 43: ...3220A set SCPI language mode 53132A Impedance 1 MΩ Low pass filter ON Input coupling DC Level at center of hysteresis window 0 V Trigger level percentage of signal peak to peak range 50 Reference timebase Internal reference Measurement function Channel 1 frequency Frequency measurement start arm mode Immediate Frequency measurement stop arm mode Timer 5 Configure the U8903B input channels to be te...

Страница 44: ...d for frequency accuracy verification on page 111 11 Compute the frequency accuracy of the U8903B using the following equation Frequency accuracy fMeas fFC fFC 1000000 12 Repeat step 6 to step 11 for the rest of the fDUT values to complete the verification of the U8903B input channel to be tested 13 Repeat step 1 to step 12 to complete the verification of the other U8903B input channels 14 Compare...

Страница 45: ...e unit Vrms Amplitude offset 0 V 3 Configure the U8903B input channel 1 3 5 or 7 and 2 4 6 or 8 as follows Connection type Unbalanced Input bandwidth 90 kHz Input coupling AC Voltage detector type RMS Trigger source Immediate Reference channel Channel 1 3 5 or 7 Multi channel function Phase Input Range 1 V Sample size 131072 4 Set the function generator to produce a sine wave with amplitude of 1 V...

Страница 46: ...generate a sine wave to the U8903B for the crosstalk measurement 1 Connect the calibrator output to the U8903B input channel to be tested via the Unbalanced connection as shown in Figure 3 5 The BNC to banana jack adapter is used for this connection Terminate the adjacent U8903B input channel with a 50 Ω terminator Preset both the U8903B and calibrator Figure 3 5 Audio generator to U8903B with ter...

Страница 47: ...oduce a sine wave with amplitude of VIN and frequency of fIN as given in the Test record for crosstalk verification on page 112 8 Enable the calibrator output 9 On the U8903B analyzer enable both the Driving and Measured channels 10 Record the crosstalk measurement obtained from the Measured channel in the Test record for crosstalk verification on page 112 11 Repeat step 5 to step 10 for the rest ...

Страница 48: ...efer to Modify a Cable for the U8903B CMRR test on page 162 2 Connect the calibrator to the U8903B input channels to be tested via the Balanced connection as shown in Figure 3 6 Preset both the U8903B and calibrator Figure 3 6 Audio generator to U8903B connection for CMRR verification 3 Configure the calibrator as follows Output state Standby 4 Configure the U8903B input channel 1 3 5 or 7 and cha...

Страница 49: ...B graph analysis mode set the graph X axis left and right edge as given in the Test record for CMRR verification on page 113 8 On the U8903B graph analysis mode set the graph Marker 1 state to ON and assign it to Trace 1 3 5 or 7 Set the graph Marker 2 state to ON and assign it to Trace 2 4 6 or 8 9 Enable the calibrator output 10 Using the graph Marker 1 search function place Marker 1 at the high...

Страница 50: ...e U8903B generator output channels as follows Connection type Unbalanced Output impedance 600 Ω Output grounding configuration Floating ground Waveform Sine Output frequency 1 kHz Output amplitude 1 Vrms Output state ON 3 Configure the U8903B analyzer input channels to be tested as follows Connection type Loopback Input bandwidth 90 kHz Input coupling DC Input range 1 V Voltage detector type RMS T...

Страница 51: ... U8903B analyzer by using an internal loopback connection to ensure that it is within the published specification 1 Preset the U8903B audio analyzer Configure the U8903B generator output channel 1 and 2 to connect to all of its own analyzer input channels up to 8 channels concurrently through internal loopback 2 Configure the U8903B generator output channels as follows Connection type Unbalanced O...

Страница 52: ...PTE IMD verification on page 115 6 On the U8903B analyzer set the input channels lower frequency to be tested as given in the Test record for SMPTE IMD verification on page 115 7 Enable the U8903B analyzer input channels to be tested 8 Record the SMPTE IMD measurement on the U8903B input channels to be tested in the Test record for SMPTE IMD verification on page 115 9 This measurement will be the ...

Страница 53: ...mmation Linear Output state ON 3 Configure the U8903B analyzer input channels to be tested as follows Connection type Loopback Input bandwidth 90 kHz Input coupling DC Voltage detector type RMS Trigger source Immediate Measurement function2 DFD IEC 60268 2nd order Sample size 131072 4 On the U8903B generator output channels set the difference frequency to 80 Hz Set the center frequency of fDUT and...

Страница 54: ...be carried out accordingly Residual noise verification This test verifies if the residual noise of the U8903B is within the published specification by using shorting connectors to terminate the U8903B input channels and measuring its own residual noise 1 Connect the shorting connectors BNC to all the U8903B input channels to be tested Preset the U8903B DUT 2 Configure the U8903B analyzer input cha...

Страница 55: ...fication This test verifies the wideband sine wave flatness of the U8903B analyzer by using the function generator as a source and the digital multimeter as a reference to ensure that it is within the published specification 1 Connect the function generator to the U8903B Unbalanced input channel 1 to be tested and to the digital multimeter via the connection as shown in Figure 3 7 The BNC to banan...

Страница 56: ...ange Refer to Test record for wideband sine wave flatness verification on page 117 3 Configure the function generator as follows Output load High Z load Output polarity Normal Waveform function Sine wave Amplitude unit Vrms Amplitude offset 0 V 4 Configure the U8903B input channel 1 to be tested as follows Connection type Unbalanced Input bandwidth 1 5 MHz Input coupling DC Voltage detector type R...

Страница 57: ...B 20 log10 VDUT VDMM 11 Repeat step 4 to step 10 for the rest of the frequency fIN and amplitude VIN 12 Repeat step 1 to step 11 for the U8903B Unbalanced input channel 2 to complete the verification of the U8903B input channels to be tested 13 Compare the recorded wideband sine wave flatness to the specifications If the test fails adjustment will need to be carried out accordingly Wideband freque...

Страница 58: ...n Sine wave Amplitude unit Vrms Amplitude offset 0 V 4 Configure the frequency counter input channels as follows If frequency counter model is 53220A set SCPI language mode 53132A Impedance 1 MΩ Low pass filter ON for frequency 100 kHz Input coupling DC Level at center of hysteresis window 0 V Trigger level percentage of signal peak to peak range 50 Reference timebase Internal reference Measuremen...

Страница 59: ...en in the Test record for wideband frequency accuracy verification on page 125 9 Enable the function generator output 10 Using the FETC FUNC1 1 SCPI command for the U8903B record the frequency measurement on the frequency counter fFC and the U8903B channel 1 fMeas in the Test record for wideband frequency accuracy verification on page 125 11 Compute the frequency accuracy of the U8903B using the f...

Страница 60: ...3 Performance Verification for Analog Analyzer 60 Keysight U8903B Service Guide THIS PAGE HAS BEEN INTENTIONALLY LEFT BLANK ...

Страница 61: ... verification 68 Balanced input sampling rate accuracy verification 71 Balanced output sampling rate accuracy verification 74 Unbalanced output level accuracy verification 76 Unbalanced input sampling rate accuracy verification 78 Unbalanced output sampling rate accuracy verification 81 The performance verification procedures described in this chapter verify that the U8903B digital analyzer and di...

Страница 62: ...tion U8903B DGT Digital audio card N3434A AES3 SPDIF and DSI digital audio interfaces fixed perpetual license N3435A AES3 and SPDIF digital audio interfaces fixed perpetual license N3436A DSI digital audio interface fixed perpetual license NOTE Refer to the U8903B Audio Analyzer User s Guide U8903 90045 for more information on the AES3 SPDIF and DSI interfaces specifications ...

Страница 63: ...erification 2 Configure the Keysight 53132A 53220A frequency counter as follows Preset the equipment Channel 1 input impedance 50 Ω Frequency measurement start arming source Immediate Frequency measurement stop arming source Timer Frequency arming and measurement gate time 0 3 s 3 Configure the U8903B digital output channel to be tested as follows DSI output voltage 3 3 V Reference clock source In...

Страница 64: ... accuracy verification on page 128 h Set the DSI Master Clock Multiplier based on the Master Clock Multiplier as given in Test record for DSI master clock output frequency accuracy verification on page 128 i Measure the Master Clock Rate twice and average the two measurements j Record the average Master Clock Rate Fmeasure in the Test record for DSI master clock output frequency accuracy verificat...

Страница 65: ...Master Clock multiplier to 128 d Set the digital output sampling rate to 48 kHz e Set the DSI audio resolution based on the Word Length as given in Test record for DSI master clock output frequency accuracy verification on page 128 f Set the DSI audio word length to 32 bits g Set the Digital Output Sampling Rate based on the sampling rate Hz as given in Test record for DSI master clock output freq...

Страница 66: ...LK MUL Sampling Rate Hz Δ Ferror ppm Fmeasure MCLK MCLK 1000000 8 Verification steps for word length at 24 bits a Set the DSI audio resolution to 24 bits b Set the DSI audio word length to 24 bits c Set the DSI Master Clock multiplier to 192 d Set the digital output sampling rate to 48 kHz e Set the DSI audio resolution based on the Word Length as given in Test record for DSI master clock output f...

Страница 67: ...ord the average Master Clock Rate Fmeasure in the Test record for DSI master clock output frequency accuracy verification on page 128 k Compute the master clock error using the following equation MCLK is the master clock rate calculated where MCLK MUL Sampling Rate Hz Δ Ferror ppm Fmeasure MCLK MCLK 1000000 10 Verification steps for word length at 32 bits a Set the DSI audio resolution to 24 bits ...

Страница 68: ...hat it is within the published specification 1 Connect the Keysight DSO8064A oscilloscope input channel 1 and 2 to the U8903B balanced digital output channel with the 55 Ω termination using the XLR female to two BNC male AES cable with separated and output lines as shown in Figure 4 2 Figure 4 2 DSO8064A oscilloscope to U8903B balanced digital output for balanced output level accuracy verification...

Страница 69: ...litude 1 FFS Digital output state ON 4 Set the digital output sampling rate to FSR as given in Test record for balanced output level accuracy verification on page 141 5 Set the digital output level to VDUT as given in Test record for balanced output level accuracy verification on page 141 6 Configure the DSO8064A oscilloscope as follows Time base scale 1 Sampling rate 32 2 Channel 1 and channel 2 ...

Страница 70: ...erification on page 141 to complete the verification of the different voltages 10 Repeat step 4 to step 9 for the rest of the FSR as given in Test record for balanced output level accuracy verification on page 141 to complete the verification of the different sampling rates 1 8 0 15 2 4 2 0 0 175 2 8 2 3 0 195 3 12 2 5 0 21 3 36 2 8 0 235 3 76 3 0 25 4 3 3 0 275 4 4 3 5 0 295 4 72 3 8 0 32 5 12 4 ...

Страница 71: ...ital output for balanced input sampling rate accuracy verification 2 Configure the Keysight 53132A 53220A frequency counter as follows Preset the equipment Channel 1 and channel 2 input impedance 50 Ω Frequency measurement start arming source Immediate Frequency measurement stop arming source Timer Frequency arming and measurement gate time 0 5 s 3 Configure the U8903B digital output channel to be...

Страница 72: ...te accuracy verification on page 147 7 Set the frequency counter to measure the frequency of the output signal on Channel 1 and 2 and record the measurement as Fmeasure1 and Fmeasure2 respectively 8 Compute the average sampling rate error FSRavg using the following equation FSRavg Fmeasure1 Fmeasure2 2 64 9 Record the FSRavg values in Test record for balanced input sampling rate accuracy verificat...

Страница 73: ...l analyzer to measure the sampling rate and record the measurement reading as SRmeas 15 Compute the sampling rate error using the following equation based on the previous recorded FSRavg value Δ FSRerror ppm SRmea FSRavg FSR 1000000 16 Repeat step 13 to step 15 for the rest of the FSR as given in Test record for balanced input sampling rate accuracy verification on page 147 to complete the verific...

Страница 74: ...output sampling rate accuracy verification 2 Configure the Keysight 53132A 53220A frequency counter as follows Preset the equipment Channel 1 and channel 2 input impedance 50 Ω Frequency measurement start arming source Immediate Frequency measurement stop arming source Timer Frequency arming and measurement gate time 0 5 s 3 Configure the U8903B digital output channel to be tested as follows Prese...

Страница 75: ...r to measure the frequency of the output signal on Channel 1 and 2 and record the measurement as Fmeasure1 and Fmeasure2 respectively 7 Compute the sampling rate error using the following equation Channel 1 Δ Ferror1 ppm Fmeasure1 FSR 64 FSR 64 1000000 Channel 2 Δ Ferror2 ppm Fmeasure2 FSR 64 FSR 64 1000000 8 Repeat step 5 to step 7 for the rest of the FSR as given in Test record for balanced outp...

Страница 76: ...utput for unbalanced output level accuracy verification 2 Configure the DSO8064A oscilloscope as follows Trigger mode Edge Edge trigger slope Positive Channel 1 offset 0 Channel 1 vertical axis unit Volt Function 1 Enable Function 1 offset 0 3 Configure the U8903B digital output channel to be tested as follows Digital output type Unbalanced Digital output voltage 2 5 V Digital output sampling rate...

Страница 77: ...DSO8064A oscilloscope to measure the amplitude of Channel 1 and record the measurement as Vmeasure 8 Compute the level accuracy using the following equation Level Accuracy dB 20 Log Vmeasure VDUT 9 Repeat step 5 to step 8 for the rest of the VDUT as given in Test record for unbalanced output level accuracy verification on page 152 to complete the verification of the different voltages 10 Repeat st...

Страница 78: ...uracy verification 2 Configure the Keysight 53132A 53220A frequency counter as follows Preset the equipment Channel 1 and channel 2 input impedance 50 Ω Frequency measurement start arming source Immediate Frequency measurement stop arming source Timer Frequency arming and measurement gate time 0 5 s 3 Configure the U8903B digital output channel to be tested as follows Preset the U8903B Digital out...

Страница 79: ...age 155 7 Set the frequency counter to measure the frequency of the output signal and record the measurement as Fmeasure 8 Compute the sampling rate FSR_FC based on the frequency counter measurement value using the following equation FSR_FC Fmeasure 64 9 Record the FSR_FC values in Test record for unbalanced input sampling rate accuracy verification on page 155 10 Repeat step 6 to step 9 for the r...

Страница 80: ...analyzer to measure the sampling rate and record the measurement reading as SRmeas 15 Compute the sampling rate error using the following equation based on the previous recorded FSR_FC value Δ FSRerror ppm SRmeas FSR_FC FSR 1000000 16 Repeat step 13 to step 15 for the rest of the FSR as given in Test record for unbalanced input sampling rate accuracy verification on page 155 to complete the verifi...

Страница 81: ...the Keysight 53132A 53220A frequency counter as follows Preset the equipment Channel 1 input impedance 50 Ω Frequency measurement start arming source Immediate Frequency measurement stop arming source Timer Frequency arming and measurement gate time 0 5 s 3 Configure the U8903B digital output channel to be tested as follows Preset the U8903B Digital output type Unbalanced Digital output voltage 2 ...

Страница 82: ...Set the frequency counter to measure the frequency of the output signal on Channel 1 and record the measurement as Fmeasure 7 Compute the sampling rate error using the following equation Δ Ferror ppm Fmeasure FSR 64 FSR 64 1000000 8 Repeat step 5 to step 7 for the rest of the FSR as given in Test record for unbalanced output sampling rate accuracy verification on page 158 to complete the verificat...

Страница 83: ...ment used 85 Test program 85 Test procedure 85 U8903B Bluetooth Test Description 88 Handsfree Profile HFP test description 88 Advanced Audio Distribution Profile A2DP test description 91 U8903B Bluetooth Retest Procedure 94 The performance verification procedures described in this chapter verify that the U8903B Bluetooth card is operating within its published specifications ...

Страница 84: ...terface options Option Description 8903B BLU Bluetooth card with 2 RF connectors U8903B BL2 Bluetooth card with 2 RF connectors at a secondary option slot This is only applicable when U8903B AN8 is selected NOTE Refer to the U8903B Audio Analyzer User s Guide U8903 90045 for more information on the Bluetooth interfaces specifications ...

Страница 85: ... com main redirector jspx action ref cname EDITORIAL ckey 91494 cc US lc eng 3 Extract the U8903B BT zip file to the C directory of the test PC 4 The extracted files will be located in the C U8903B BT folder 5 Run the VEE test program by double clicking the U8903B BT_noN4010_ v6 0 vee file in the C U8903B BT folder 6 Set the Keysight U8903B GPIB address to 2 7 Set the Device Under Test DUT GPIB ad...

Страница 86: ...and the DUT A green box on the U8903B BT Tester will appear as shown in Figure 5 3 if the U8903B Tester unit is detected and is able to communicate on the GPIB bus Figure 5 3 U8903B BT Tester connection status 5 If the U8903B Tester unit connection is successful the U8903B Tester BT Addr dialog box will display the U8903B Tester unit s Bluetooth address as shown below Figure 5 4 U8903B BT Tester B...

Страница 87: ...ocedure 11 A pop up window will appear as a reminder to properly connect the U8903B Tester unit to the DUT as shown in Figure 5 7 Figure 5 7 U8903B Tester unit to the DUT connection reminder window 12 Click OK on the message box to continue the test 13 The test progress will be shown on the main log window to the right with the details for each test point For failed tests the Failures log window w...

Страница 88: ...the DUT s Bluetooth profile role configured as Initiator and the audio role configured as Audio Gateway The HFP profile tests shown in Figure 5 8 are connectivity tests and consist of the following HFP_INT_AG_CVSD_Inquire Pair Connect HFP_INT_AG_mSBC WB _Disconnect Connect HFP_INT_AG_Disconnect Unpair The connectivity tests validates the functionality of the DUT s ability to perform inquiry pairin...

Страница 89: ... profile tests shown in Figure 5 9 are connectivity tests and consist of the following HFP_RESP_HF_CVSD_Inquire Pair Connect HFP_RESP_HF_mSBC WB _Disconnect Connect HFP_RESP_HF_Disconnect Unpair The connectivity tests validates the functionality of the DUT s ability to receive inquiry pairing unpairing connection and disconnection The remaining HFP profile tests are the Bluetooth audio tests and c...

Страница 90: ...z sample rate Table 5 3 shows the test points as well as the associated test limits for the wideband HFP audio bandwidth 16 kHz sample rate Table 5 2 HFP Bluetooth audio test points and limits for analyzer and generator Frequency Hz Amplitude dBu Frequency limit ppm Amplitude accuracy limit dB THD N ratio limit dB 1000 15 10 1 to 0 6 20 20 15 10 1 to 0 6 20 50 15 10 1 to 0 6 20 100 15 10 1 to 0 6 ...

Страница 91: ..._SBC_Inquire Pair Connect A2DP_INT_SRC_Disconnect Unpair The connectivity tests validates the functionality of the DUT s ability to perform inquiry pairing unpairing connection and disconnection The remaining A2DP profile test is the Bluetooth audio test and consists of the following A2DP GEN Test The Bluetooth audio test is considered as a subset test that falls under the A2DP profile The A2DP Bl...

Страница 92: ...ry pairing unpairing connection and disconnection The remaining A2DP profile tests are the Bluetooth audio and functional tests and consists of the following A2DP ANA Test A2DP APTX Functional Test The Bluetooth audio and functional tests are considered as subset tests that falls under the A2DP profile The A2DP Bluetooth pairing profile connection and media connection have to be successfully estab...

Страница 93: ...s for the A2DP APTX functional test Table 5 4 A2DP Bluetooth audio test points and limits for analyzer and generator Frequency Hz Amplitude FFS Frequency limit ppm Amplitude accuracy limit dB THD N ratio limit dB 1000 1 10 0 3 to 0 1 45 20 1 10 0 8 to 0 45 50 1 10 0 6 to 0 45 100 1 10 0 3 to 0 1 45 500 1 10 0 3 to 0 1 45 2000 1 10 0 3 to 0 1 45 3000 1 10 0 3 to 0 1 45 5000 1 10 0 3 to 0 1 45 10000...

Страница 94: ...ts shown in Figure 5 12 select the appopriate tests and include any prerequisite tests shown in Table 5 6 Figure 5 12 U8903B Bluetooth retest procedure Table 5 6 U8903B Bluetooth test to be repeated and its prerequisite Test number to be repeated Test number that needs to be included 1 1a and or 1b 1 2 1 2a and or 2b 1 and 2 3 1 and 2 4 4a and or 4b 4 5 a b a 10 b a b a b a a b 1 2 3 4 6 7 8 9 ...

Страница 95: ...tooth test to be repeated and its prerequisite continued Test number to be repeated Test number that needs to be included NOTE Some tests are dependent on the settings and setup from the previous tests and need to be included to function correctly For example if a retest on test 6 is required test 4 and 5 have to be checked and tested first before proceeding to test 6 ...

Страница 96: ...5 Performance Verification for Bluetooth Card 96 Keysight U8903B Service Guide THIS PAGE HAS BEEN INTENTIONALLY LEFT BLANK ...

Страница 97: ...acy verification 104 Analog Analyzer Performance Verification 105 Test record for DC accuracy verification 105 Test record for AC accuracy and flatness verification 106 Test record for frequency accuracy verification 111 Test record for phase accuracy verification 111 Test record for crosstalk verification 112 Test record for CMRR verification 113 Test record for distortion verification 114 Test r...

Страница 98: ...uracy verification VDUT V Digital multimeter range VDMM V Channel 1 VDMM V Channel 2 DC accuracy Channel 1 DC accuracy Channel 2 10 00 100 9 75 10 9 50 10 9 25 10 9 00 10 8 75 10 8 50 10 8 25 10 8 00 10 7 75 10 7 50 10 7 25 10 7 00 10 6 75 10 6 50 10 6 25 10 6 00 10 5 75 10 5 50 10 5 25 10 5 00 10 4 75 10 4 50 10 4 25 10 4 00 10 3 75 10 3 50 10 3 25 10 3 00 10 ...

Страница 99: ...0 25 1 0 50 1 0 75 1 1 00 10 1 25 10 1 50 10 1 75 10 2 00 10 2 25 10 2 50 10 2 75 10 3 00 10 3 25 10 3 50 10 3 75 10 4 00 10 4 25 10 4 50 10 4 75 10 5 00 10 5 25 10 5 50 10 Table A 1 Test record for DC accuracy verification VDUT V Digital multimeter range VDMM V Channel 1 VDMM V Channel 2 DC accuracy Channel 1 DC accuracy Channel 2 ...

Страница 100: ...75 10 10 00 100 Table A 1 Test record for DC accuracy verification VDUT V Digital multimeter range VDMM V Channel 1 VDMM V Channel 2 DC accuracy Channel 1 DC accuracy Channel 2 Table A 2 Test record for sine wave amplitude accuracy verification VDUT V Digital multimeter range VDMM Vrms Channel 1 VDMM Vrms Channel 2 AC accuracy Channel 1 AC accuracy Channel 2 0 008 0 01 0 01 0 01 0 015 0 1 0 02 0 1...

Страница 101: ...curacy verification VDUT V Digital multimeter range VDMM Vrms Channel 1 VDMM Vrms Channel 2 AC accuracy Channel 1 AC accuracy Channel 2 Table A 3 Test record for flatness verification VDUT V fDUT Hz Digital multimeter range VDMM Vrms Channel 1 VDMM Vrms Channel 2 Flatness dB Channel 1 Flatness dB Channel 2 1 1000 1 1 5 1 1 100 1 1 500 1 1 750 1 1 12250 1 1 18250 1 1 20000 1 1 30000 1 1 40000 1 1 5...

Страница 102: ...el 2 Table A 4 Test record for frequency accuracy verification fDUT Hz Gate time s fFC Hz Channel 1 fFC Hz Channel 2 Frequency accuracy ppm Channel 1 Frequency accuracy ppm Channel 2 10 10 20 10 50 5 100 5 500 0 5 1000 0 5 5000 0 5 10000 0 5 50000 0 5 80000 0 5 Table A 5 Test record for crosstalk verification Generator output amplitude Vrms Analyzer input range V fDUT Hz Crosstalk dB Channel 1 to ...

Страница 103: ...rd for square wave rise time verification Vp p V Volts per division Time per division µs fDUT Hz trise s Channel 1 trise s Channel 2 0 5 0 5 6 400 500 0 5 0 5 6 200 1000 0 5 0 5 6 100 2000 0 5 0 5 6 40 5000 0 5 0 5 6 20 10000 0 5 0 5 6 10 20000 0 5 0 5 6 6 6667 30000 1 0 1 6 400 500 1 0 1 6 200 1000 1 0 1 6 100 2000 1 0 1 6 40 5000 1 0 1 6 20 10000 1 0 1 6 10 20000 1 0 1 6 6 6667 30000 4 5 4 5 6 4...

Страница 104: ...for square wave amplitude accuracy verification VDUT V Digital multimeter range VDMM Vrms Channel 1 VDMM Vrms Channel 2 Amplitude accuracy Channel 1 Amplitude accuracy Channel 2 0 01 0 1 0 015 0 1 0 02 0 1 0 03 0 1 0 04 0 1 0 05 0 1 0 08 0 1 0 1 1 0 15 1 0 2 1 0 3 1 0 4 1 0 6 1 1 10 1 2 10 1 8 10 2 5 10 3 5 10 5 10 7 5 10 10 100 ...

Страница 105: ... record below for the remaining test channels 3 and 4 channels 5 and 6 and channels 7 and 8 Table A 8 Test record for DC accuracy verification VIN V U8903B input range V VDUT V Channel 1 VDUT V Channel 2 DC accuracy Channel 1 DC accuracy Channel 2 140 140 100 100 32 32 10 10 3 2 3 2 1 1 0 32 0 32 0 32 0 32 1 1 3 2 3 2 10 10 32 32 100 100 140 140 ...

Страница 106: ...U8903Binput range V fIN Hz VDUT Vrms Channel 1 VDUT Vrms Channel 2 AC accuracy dB Channel 1 AC accuracy dB Channel 2 Flatness dB Channel 1 Flatness dB Channel 2 0 2 0 32 1000 0 2 0 32 20 0 2 0 32 100 0 2 0 32 500 0 2 0 32 2250 0 2 0 32 8250 0 2 0 32 10000 0 2 0 32 15000 0 2 0 32 20000 0 2 0 32 30000 0 2 0 32 40000 0 2 0 32 50000 0 2 0 32 60000 0 2 0 32 70000 0 2 0 32 80000 0 2 0 32 82275 0 2 0 32 ...

Страница 107: ... 2 4 3 2 8250 2 4 3 2 10000 2 4 3 2 15000 2 4 3 2 20000 2 4 3 2 30000 2 4 3 2 40000 2 4 3 2 50000 2 4 3 2 60000 2 4 3 2 70000 2 4 3 2 80000 2 4 3 2 82275 2 4 3 2 85625 2 4 3 2 88275 2 4 3 2 90000 Table A 9 Test record for AC accuracy and flatness verification continued VIN Vrms U8903Binput range V fIN Hz VDUT Vrms Channel 1 VDUT Vrms Channel 2 AC accuracy dB Channel 1 AC accuracy dB Channel 2 Flat...

Страница 108: ...10 82275 9 6 10 85625 9 6 10 88275 9 6 10 90000 30 32 1000 30 32 20 30 32 100 30 32 500 30 32 2250 30 32 8250 30 32 10000 30 32 15000 30 32 20000 30 32 30000 30 32 40000 30 32 50000 30 32 60000 Table A 9 Test record for AC accuracy and flatness verification continued VIN Vrms U8903Binput range V fIN Hz VDUT Vrms Channel 1 VDUT Vrms Channel 2 AC accuracy dB Channel 1 AC accuracy dB Channel 2 Flatne...

Страница 109: ...00 40000 96 100 50000 96 100 60000 96 100 70000 96 100 80000 96 100 82275 96 100 85625 96 100 88275 96 100 90000 140 140 1000 140 140 20 140 140 100 140 140 500 140 140 2250 140 140 8250 140 140 10000 Table A 9 Test record for AC accuracy and flatness verification continued VIN Vrms U8903Binput range V fIN Hz VDUT Vrms Channel 1 VDUT Vrms Channel 2 AC accuracy dB Channel 1 AC accuracy dB Channel 2...

Страница 110: ...00 140 140 70000 140 140 80000 140 140 82275 140 140 85625 140 140 88275 140 140 90000 Table A 9 Test record for AC accuracy and flatness verification continued VIN Vrms U8903Binput range V fIN Hz VDUT Vrms Channel 1 VDUT Vrms Channel 2 AC accuracy dB Channel 1 AC accuracy dB Channel 2 Flatness dB Channel 1 Flatness dB Channel 2 ...

Страница 111: ...me s U8903B Sample Size fFC Hz Channel 1 fMeas Hz Channel 1 fFC Hz Channel 2 fMeas Hz Channel 2 Frequency accuracy ppm Channel 1 Frequency accuracy ppm Channel 2 10 10 262144 20 10 262144 50 5 262144 100 5 131072 500 0 5 131072 1000 0 5 131072 5000 0 5 131072 10000 0 5 131072 50000 0 5 131072 80000 0 5 131072 90000 0 5 131072 NOTE Use the test record below for the remaining test channels 3 and 4 c...

Страница 112: ...record below for the remaining test channels 3 and 4 channels 5 and 6 and channels 7 and 8 Table A 12 Test record for crosstalk verification VIN V U8903B input range V fDUT Hz Crosstalk dB Channel 1 to Channel 2 Crosstalk dB Channel 2 to Channel 1 0 32 0 32 1000 0 32 0 32 20000 1 1 1000 1 1 20000 3 2 3 2 1000 3 2 3 2 20000 10 10 1000 10 10 20000 32 32 1000 32 32 20000 100 100 1000 100 100 20000 14...

Страница 113: ...B Trace 1 FCMRR Hz Trace 2 CMRR dB Trace 2 0 32 500 300 800 0 32 1000 800 1200 0 32 10000 9800 10200 0 32 20000 19800 20200 1 500 300 800 1 1000 800 1200 1 10000 9800 10200 1 20000 19800 20200 3 2 500 300 800 3 2 1000 800 1200 3 2 10000 9800 10200 3 2 20000 19800 20200 10 500 300 800 10 1000 800 1200 10 10000 9800 10200 10 20000 19800 20200 32 500 300 800 32 1000 800 1200 32 10000 9800 10200 32 20...

Страница 114: ... 140 20000 19800 20200 Table A 13 Test record for CMRR verification continued U8903B input range V fIN Hz Graph left edge Hz Graph right edge Hz FCMRR Hz Trace 1 CMRR dB Trace 1 FCMRR Hz Trace 2 CMRR dB Trace 2 Table A 14 Test record for distortion verification Distortion dB Channel 1 Distortion dB Channel 2 ...

Страница 115: ...Te11 170 5 SMPTE 1 to 1 SMPTe11 170 8 SMPTE 1 to 1 SMPTe11 300 1 SMPTE 1 to 1 SMPTe11 300 3 SMPTE 1 to 1 SMPTe11 300 5 SMPTE 1 to 1 SMPTe11 300 8 SMPTE 4 to 1 SMPTe41 60 1 SMPTE 4 to 1 SMPTe41 60 3 SMPTE 4 to 1 SMPTe41 60 5 SMPTE 4 to 1 SMPTe41 60 8 SMPTE 4 to 1 SMPTe41 170 1 SMPTE 4 to 1 SMPTe41 170 3 SMPTE 4 to 1 SMPTe41 170 5 SMPTE 4 to 1 SMPTe41 170 8 SMPTE 4 to 1 SMPTe41 300 1 SMPTE 4 to 1 SM...

Страница 116: ... 300 8 Table A 15 Test record for SMPTE IMD verification continued SMPTE function SCPI command parameter SMPTE lower frequency Hz Amplitude Vrms SMPTE IMD dB Channel 1 SMPTE IMD dB Channel 2 Table A 16 Test record for DFD verification Generator output amplitude Vrms U8903B input range V fDUT Hz DFD2ND Channel 1 DFD3RD Channel 1 DFD2ND Channel 2 DFD3RD Channel 2 1 1 3150 1 1 4000 1 1 5000 1 1 6300 ...

Страница 117: ... Channel 1 Noiseavg dB Channel 2 Table A 18 Test record for wideband sine wave flatness verification VIN V U8903B input range V Digital multimeter range V fIN Hz VDMM V Channel 1 VDMM V Channel 2 VDUT Vrms Channel 1 VDUT Vrms Channel 2 AC accuracy dB Channel 1 AC accuracy dB Channel 2 0 2 0 32 1 1000 0 2 0 32 1 20 0 2 0 32 1 50 0 2 0 32 1 100 0 2 0 32 1 500 0 2 0 32 1 2250 0 2 0 32 1 5250 0 2 0 32...

Страница 118: ...00 0 2 0 32 1 1400000 0 2 0 32 1 1450000 0 2 0 32 1 1500000 1 1 10 1000 1 1 10 20 1 1 10 50 1 1 10 100 1 1 10 500 1 1 10 2250 1 1 10 5250 1 1 10 10000 1 1 10 30000 1 1 10 50000 1 1 10 70000 1 1 10 90000 1 1 10 95000 1 1 10 100000 1 1 10 200000 Table A 18 Test record for wideband sine wave flatness verification continued VIN V U8903B input range V Digital multimeter range V fIN Hz VDMM V Channel 1 ...

Страница 119: ... 10 1500000 2 4 3 2 10 1000 2 4 3 2 10 20 2 4 3 2 10 50 2 4 3 2 10 100 2 4 3 2 10 500 2 4 3 2 10 2250 2 4 3 2 10 5250 2 4 3 2 10 10000 2 4 3 2 10 30000 2 4 3 2 10 50000 2 4 3 2 10 70000 2 4 3 2 10 90000 2 4 3 2 10 95000 2 4 3 2 10 100000 Table A 18 Test record for wideband sine wave flatness verification continued VIN V U8903B input range V Digital multimeter range V fIN Hz VDMM V Channel 1 VDMM V...

Страница 120: ... 1300000 2 4 3 2 10 1350000 2 4 3 2 10 1400000 2 4 3 2 10 1450000 2 4 3 2 10 1500000 7 10 10 1000 7 10 10 20 7 10 10 50 7 10 10 100 7 10 10 500 7 10 10 2250 7 10 10 5250 7 10 10 10000 7 10 10 30000 7 10 10 50000 7 10 10 70000 7 10 10 90000 7 10 10 95000 Table A 18 Test record for wideband sine wave flatness verification continued VIN V U8903B input range V Digital multimeter range V fIN Hz VDMM V ...

Страница 121: ...300000 7 10 10 1350000 7 10 10 1400000 7 10 10 1450000 7 10 10 1500000 7 32 10 1000 7 32 10 20 7 32 10 50 7 32 10 100 7 32 10 500 7 32 10 2250 7 32 10 5250 7 32 10 10000 7 32 10 30000 7 32 10 50000 7 32 10 70000 7 32 10 90000 Table A 18 Test record for wideband sine wave flatness verification continued VIN V U8903B input range V Digital multimeter range V fIN Hz VDMM V Channel 1 VDMM V Channel 2 V...

Страница 122: ...7 32 10 1300000 7 32 10 1350000 7 32 10 1400000 7 32 10 1450000 7 32 10 1500000 7 100 10 1000 7 100 10 20 7 100 10 50 7 100 10 100 7 100 10 500 7 100 10 2250 7 100 10 5250 7 100 10 10000 7 100 10 30000 7 100 10 50000 7 100 10 70000 Table A 18 Test record for wideband sine wave flatness verification continued VIN V U8903B input range V Digital multimeter range V fIN Hz VDMM V Channel 1 VDMM V Chann...

Страница 123: ...00 7 100 10 1250000 7 100 10 1300000 7 100 10 1350000 7 100 10 1400000 7 100 10 1450000 7 100 10 1500000 7 140 10 1000 7 140 10 20 7 140 10 50 7 140 10 100 7 140 10 500 7 140 10 2250 7 140 10 5250 7 140 10 10000 7 140 10 30000 7 140 10 50000 Table A 18 Test record for wideband sine wave flatness verification continued VIN V U8903B input range V Digital multimeter range V fIN Hz VDMM V Channel 1 VD...

Страница 124: ...10 1000000 7 140 10 1050000 7 140 10 1100000 7 140 10 1150000 7 140 10 1200000 7 140 10 1250000 7 140 10 1300000 7 140 10 1350000 7 140 10 1400000 7 140 10 1450000 7 140 10 1500000 Table A 18 Test record for wideband sine wave flatness verification continued VIN V U8903B input range V Digital multimeter range V fIN Hz VDMM V Channel 1 VDMM V Channel 2 VDUT Vrms Channel 1 VDUT Vrms Channel 2 AC acc...

Страница 125: ...fFC Hz Channel 1 fMeas Hz Channel 1 fFC Hz Channel 2 fMeas Hz Channel 2 Frequency accuracy ppm Channel 1 Frequency accuracy ppm Channel 2 100000 0 5 262144 200000 0 5 262144 300000 0 5 262144 400000 0 5 262144 500000 0 5 262144 600000 0 5 262144 700000 0 5 262144 800000 0 5 262144 900000 0 5 262144 1000000 0 5 262144 1100000 0 5 262144 1200000 0 5 262144 1300000 0 5 262144 1400000 0 5 262144 15000...

Страница 126: ...A Appendix A 126 Keysight U8903B Service Guide THIS PAGE HAS BEEN INTENTIONALLY LEFT BLANK ...

Страница 127: ...rd for balanced output level accuracy verification 141 Test record for balanced input sampling rate accuracy verification 147 Test record for balanced output sampling rate accuracy verification 150 Test record for unbalanced output level accuracy verification 152 Test record for unbalanced input sampling rate accuracy verification 155 Test record for unbalanced output sampling rate accuracy verifi...

Страница 128: ...re Hz Ferror ppm 8 6750 128 864000 8 6750 256 1728000 8 6750 512 3456000 8 6750 1024 6912000 8 8000 128 1024000 8 8000 256 2048000 8 8000 512 4096000 8 8000 1024 8192000 8 11030 128 1411840 8 11030 256 2823680 8 11030 512 5647360 8 11030 1024 11294720 8 12500 128 1600000 8 12500 256 3200000 8 12500 512 6400000 8 12500 1024 12800000 8 16000 128 2048000 8 16000 256 4096000 8 16000 512 8192000 8 1600...

Страница 129: ...000 8 100000 128 12800000 8 100000 256 25600000 8 176400 128 22579200 8 192000 128 24576000 8 200000 128 25600000 12 6750 96 648000 12 6750 192 1296000 12 6750 384 2592000 12 6750 768 5184000 12 8000 96 768000 12 8000 192 1536000 12 8000 384 3072000 12 8000 768 6144000 12 11030 96 1058880 12 11030 192 2117760 12 11030 384 4235520 12 11030 768 8471040 Table B 1 Test record for DSI master clock outp...

Страница 130: ...12 28800 96 2764800 12 28800 192 5529600 12 28800 384 11059200 12 28800 768 22118400 12 32000 96 3072000 12 32000 192 6144000 12 32000 384 12288000 12 32000 768 24576000 12 44100 96 4233600 12 44100 192 8467200 12 44100 384 16934400 12 44100 768 33868800 12 48000 96 4608000 12 48000 192 9216000 12 48000 384 18432000 12 48000 768 36864000 12 50000 96 4800000 Table B 1 Test record for DSI master clo...

Страница 131: ...0 96 19200000 12 200000 192 38400000 12 250000 96 24000000 12 384000 96 36864000 12 400000 96 38400000 16 6750 128 864000 16 6750 256 1728000 16 6750 512 3456000 16 8000 64 512000 16 8000 128 1024000 16 8000 256 2048000 16 8000 512 4096000 16 11030 64 705920 16 11030 128 1411840 16 11030 256 2823680 16 11030 512 5647360 16 12500 64 800000 16 12500 128 1600000 Table B 1 Test record for DSI master c...

Страница 132: ...6 32000 256 8192000 16 32000 512 16384000 16 44100 64 2822400 16 44100 128 5644800 16 44100 256 11289600 16 44100 512 22579200 16 48000 64 3072000 16 48000 128 6144000 16 48000 256 12288000 16 48000 512 24576000 16 50000 64 3200000 16 50000 128 6400000 16 50000 256 12800000 16 50000 512 25600000 16 88200 64 5644800 16 88200 128 11289600 16 88200 256 22579200 Table B 1 Test record for DSI master cl...

Страница 133: ...6750 160 1080000 20 6750 320 2160000 20 6750 640 4320000 20 8000 80 640000 20 8000 160 1280000 20 8000 320 2560000 20 8000 640 5120000 20 11030 80 882400 20 11030 160 1764800 20 11030 320 3529600 20 11030 640 7059200 20 12500 80 1000000 20 12500 160 2000000 20 12500 320 4000000 20 12500 640 8000000 20 16000 80 1280000 20 16000 160 2560000 20 16000 320 5120000 Table B 1 Test record for DSI master c...

Страница 134: ...20 44100 640 28224000 20 48000 80 3840000 20 48000 160 7680000 20 48000 320 15360000 20 48000 640 30720000 20 50000 80 4000000 20 50000 160 8000000 20 50000 320 16000000 20 50000 640 32000000 20 88200 80 7056000 20 88200 160 14112000 20 88200 320 28224000 20 96000 80 7680000 20 96000 160 15360000 20 96000 320 30720000 20 100000 80 8000000 20 100000 160 16000000 Table B 1 Test record for DSI master...

Страница 135: ...072000 24 8000 768 6144000 24 11030 96 1058880 24 11030 192 2117760 24 11030 384 4235520 24 11030 768 8471040 24 12500 96 1200000 24 12500 192 2400000 24 12500 384 4800000 24 12500 768 9600000 24 16000 96 1536000 24 16000 192 3072000 24 16000 384 6144000 24 16000 768 12288000 24 22050 96 2116800 24 22050 192 4233600 24 22050 384 8467200 24 22050 768 16934400 Table B 1 Test record for DSI master cl...

Страница 136: ... 50000 96 4800000 24 50000 192 9600000 24 50000 384 19200000 24 50000 768 38400000 24 88200 96 8467200 24 88200 192 16934400 24 88200 384 33868800 24 96000 96 9216000 24 96000 192 18432000 24 96000 384 36864000 24 100000 96 9600000 24 100000 192 19200000 24 100000 384 38400000 24 176400 96 16934400 24 176400 192 33868800 24 192000 96 18432000 24 192000 192 36864000 Table B 1 Test record for DSI ma...

Страница 137: ...8 12500 112 1400000 28 12500 224 2800000 28 12500 448 5600000 28 12500 896 11200000 28 16000 112 1792000 28 16000 224 3584000 28 16000 448 7168000 28 16000 896 14336000 28 22050 112 2469600 28 22050 224 4939200 28 22050 448 9878400 28 22050 896 19756800 28 28800 112 3225600 28 28800 224 6451200 28 28800 448 12902400 28 28800 896 25804800 28 32000 112 3584000 Table B 1 Test record for DSI master cl...

Страница 138: ...0 224 19756800 28 88200 448 39513600 28 96000 112 10752000 28 96000 224 21504000 28 96000 448 43008000 28 100000 112 11200000 28 100000 224 22400000 28 100000 448 44800000 28 176400 112 19756800 28 176400 224 39513600 28 192000 112 21504000 28 192000 224 43008000 28 200000 112 22400000 28 200000 224 44800000 28 250000 112 28000000 28 384000 112 43008000 28 400000 112 44800000 Table B 1 Test record...

Страница 139: ...6000 128 2048000 32 16000 256 4096000 32 16000 512 8192000 32 16000 1024 16384000 32 22050 128 2822400 32 22050 256 5644800 32 22050 512 11289600 32 22050 1024 22579200 32 28800 128 3686400 32 28800 256 7372800 32 28800 512 14745600 32 28800 1024 29491200 32 32000 128 4096000 32 32000 256 8192000 32 32000 512 16384000 32 44100 128 5644800 32 44100 256 11289600 Table B 1 Test record for DSI master ...

Страница 140: ... 11289600 32 88200 256 22579200 32 96000 128 12288000 32 96000 256 24576000 32 100000 128 12800000 32 100000 256 25600000 32 176400 128 22579200 32 192000 128 24576000 32 200000 128 25600000 Table B 1 Test record for DSI master clock output frequency accuracy verification continued Word length Sampling rate Hz Master clock multiplier MUL Master clock rate MCLK Measurement 1 Measurement 2 Fmeasure ...

Страница 141: ...d output level accuracy verification Sampling rate FSR kHz VDUT V Vmeasure V Level accuracy dB 28 8 0 3 28 8 0 5 28 8 0 8 28 8 1 28 8 1 2 28 8 1 3 28 8 1 5 28 8 1 8 28 8 2 28 8 2 3 28 8 2 5 28 8 2 8 28 8 3 28 8 3 3 28 8 3 5 28 8 3 8 28 8 4 28 8 4 3 28 8 4 5 28 8 4 8 28 8 5 1 32 0 3 32 0 5 32 0 8 32 1 32 1 2 32 1 3 32 1 5 32 1 8 32 2 32 2 3 ...

Страница 142: ... 1 0 3 44 1 0 5 44 1 0 8 44 1 1 44 1 1 2 44 1 1 3 44 1 1 5 44 1 1 8 44 1 2 44 1 2 3 44 1 2 5 44 1 2 8 44 1 3 44 1 3 3 44 1 3 5 44 1 3 8 44 1 4 44 1 4 3 44 1 4 5 44 1 4 8 44 1 5 1 48 0 3 Table B 2 Test record for balanced output level accuracy verification continued Sampling rate FSR kHz VDUT V Vmeasure V Level accuracy dB ...

Страница 143: ...48 2 8 48 3 48 3 3 48 3 5 48 3 8 48 4 48 4 3 48 4 5 48 4 8 48 5 1 88 2 0 3 88 2 0 5 88 2 0 8 88 2 1 88 2 1 2 88 2 1 3 88 2 1 5 88 2 1 8 88 2 2 88 2 2 3 88 2 2 5 88 2 2 8 88 2 3 Table B 2 Test record for balanced output level accuracy verification continued Sampling rate FSR kHz VDUT V Vmeasure V Level accuracy dB ...

Страница 144: ...1 96 0 3 96 0 5 96 0 8 96 1 96 1 2 96 1 3 96 1 5 96 1 8 96 2 96 2 3 96 2 5 96 2 8 96 3 96 3 3 96 3 5 96 3 8 96 4 96 4 3 96 4 5 96 4 8 96 5 1 176 4 0 3 176 4 0 5 176 4 0 8 176 4 1 Table B 2 Test record for balanced output level accuracy verification continued Sampling rate FSR kHz VDUT V Vmeasure V Level accuracy dB ...

Страница 145: ...76 4 3 3 176 4 3 5 176 4 3 8 176 4 4 176 4 4 3 176 4 4 5 176 4 4 8 176 4 5 1 192 0 3 192 0 5 192 0 8 192 1 192 1 2 192 1 3 192 1 5 192 1 8 192 2 192 2 3 192 2 5 192 2 8 192 3 192 3 3 192 3 5 192 3 8 Table B 2 Test record for balanced output level accuracy verification continued Sampling rate FSR kHz VDUT V Vmeasure V Level accuracy dB ...

Страница 146: ... B 146 Keysight U8903B Service Guide 192 4 192 4 3 192 4 5 192 4 8 192 5 1 Table B 2 Test record for balanced output level accuracy verification continued Sampling rate FSR kHz VDUT V Vmeasure V Level accuracy dB ...

Страница 147: ... accuracy verification Sampling rate FSR kHz Impedance W Fmeasure1 kHz Channel 1 Fmeasure2 kHz Channel 2 FSRavg kHz SRmeas kHz FSRerror ppm 28 8 110 30 110 35 110 40 110 44 1 110 50 110 55 110 60 110 65 110 70 110 75 110 80 110 85 110 88 2 110 92 110 96 110 100 110 105 110 110 110 115 110 120 110 125 110 130 110 135 110 140 110 145 110 150 110 155 110 160 110 165 110 ...

Страница 148: ...5 Hi Z 70 Hi Z 75 Hi Z 80 Hi Z 85 Hi Z 88 2 Hi Z 92 Hi Z 96 Hi Z 100 Hi Z 105 Hi Z 110 Hi Z 115 Hi Z 120 Hi Z 125 Hi Z 130 Hi Z 135 Hi Z 140 Hi Z 145 Hi Z 150 Hi Z Table B 3 Test record for balanced input sampling rate accuracy verification continued Sampling rate FSR kHz Impedance W Fmeasure1 kHz Channel 1 Fmeasure2 kHz Channel 2 FSRavg kHz SRmeas kHz FSRerror ppm ...

Страница 149: ...65 Hi Z 170 Hi Z 176 4 Hi Z 180 Hi Z 185 Hi Z 190 Hi Z 192 Hi Z Table B 3 Test record for balanced input sampling rate accuracy verification continued Sampling rate FSR kHz Impedance W Fmeasure1 kHz Channel 1 Fmeasure2 kHz Channel 2 FSRavg kHz SRmeas kHz FSRerror ppm ...

Страница 150: ...ication Table B 4 Test record for balanced output sampling rate accuracy verification Sampling rate FSR kHz Fmeasure1 kHz Channel 1 Fmeasure2 kHz Channel 2 Ferror1 ppm Channel 1 Ferror2 ppm Channel 2 28 8 30 35 40 44 1 50 55 60 65 70 75 80 85 88 2 92 96 100 105 110 115 120 125 130 135 140 145 150 155 160 165 ...

Страница 151: ... Guide 151 170 176 4 180 185 190 192 Table B 4 Test record for balanced output sampling rate accuracy verification continued Sampling rate FSR kHz Fmeasure1 kHz Channel 1 Fmeasure2 kHz Channel 2 Ferror1 ppm Channel 1 Ferror2 ppm Channel 2 ...

Страница 152: ...nced output level accuracy verification Sampling rate FSR kHz VDUT V Vmeasure V Level accuracy dB 28 8 0 3 28 8 0 5 28 8 0 8 28 8 1 28 8 1 2 28 8 1 3 28 8 1 5 28 8 1 8 28 8 2 28 8 2 3 28 8 2 5 32 0 3 32 0 5 32 0 8 32 1 32 1 2 32 1 3 32 1 5 32 1 8 32 2 32 2 3 32 2 5 44 1 0 3 44 1 0 5 44 1 0 8 44 1 1 44 1 1 2 44 1 1 3 44 1 1 5 44 1 1 8 44 1 2 ...

Страница 153: ...1 8 48 2 48 2 3 48 2 5 88 2 0 3 88 2 0 5 88 2 0 8 88 2 1 88 2 1 2 88 2 1 3 88 2 1 5 88 2 1 8 88 2 2 88 2 2 3 88 2 2 5 96 0 3 96 0 5 96 0 8 96 1 96 1 2 96 1 3 96 1 5 96 1 8 96 2 Table B 5 Test record for unbalanced output level accuracy verification continued Sampling rate FSR kHz VDUT V Vmeasure V Level accuracy dB ...

Страница 154: ... 4 1 176 4 1 2 176 4 1 3 176 4 1 5 176 4 1 8 176 4 2 176 4 2 3 176 4 2 5 192 0 3 192 0 5 192 0 8 192 1 192 1 2 192 1 3 192 1 5 192 1 8 192 2 192 2 3 192 2 5 Table B 5 Test record for unbalanced output level accuracy verification continued Sampling rate FSR kHz VDUT V Vmeasure V Level accuracy dB ...

Страница 155: ...unbalanced input sampling rate accuracy verification Sampling rate FSR kHz Impedance W Fmeasure kHz Channel 1 FSR_FC kHz SRmeas kHz FSRerror ppm 28 8 75 30 75 35 75 40 75 44 1 75 50 75 55 75 60 75 65 75 70 75 75 75 80 75 85 75 88 2 75 92 75 96 75 100 75 105 75 110 75 115 75 120 75 125 75 130 75 135 75 140 75 145 75 150 75 155 75 160 75 165 75 ...

Страница 156: ...60 Hi Z 65 Hi Z 70 Hi Z 75 Hi Z 80 Hi Z 85 Hi Z 88 2 Hi Z 92 Hi Z 96 Hi Z 100 Hi Z 105 Hi Z 110 Hi Z 115 Hi Z 120 Hi Z 125 Hi Z 130 Hi Z 135 Hi Z 140 Hi Z 145 Hi Z 150 Hi Z Table B 6 Test record for unbalanced input sampling rate accuracy verification continued Sampling rate FSR kHz Impedance W Fmeasure kHz Channel 1 FSR_FC kHz SRmeas kHz FSRerror ppm ...

Страница 157: ...Z 160 Hi Z 165 Hi Z 170 Hi Z 176 4 Hi Z 180 Hi Z 185 Hi Z 190 Hi Z 192 Hi Z Table B 6 Test record for unbalanced input sampling rate accuracy verification continued Sampling rate FSR kHz Impedance W Fmeasure kHz Channel 1 FSR_FC kHz SRmeas kHz FSRerror ppm ...

Страница 158: ...put sampling rate accuracy verification Table B 7 Test record for unbalanced output sampling rate accuracy verification Sampling rate FSR kHz Fmeasure kHz Ferror ppm 28 8 30 35 40 44 1 50 55 60 65 70 75 80 85 88 2 92 96 100 105 110 115 120 125 130 135 140 145 150 155 160 165 170 ...

Страница 159: ...ppendix B B Keysight U8903B Service Guide 159 176 4 180 185 190 192 Table B 7 Test record for unbalanced output sampling rate accuracy verification continued Sampling rate FSR kHz Fmeasure kHz Ferror ppm ...

Страница 160: ...B Appendix B 160 Keysight U8903B Service Guide THIS PAGE HAS BEEN INTENTIONALLY LEFT BLANK ...

Страница 161: ...Keysight U8903B Audio Analyzer Service Guide Appendix C Modify a Cable for the U8903B CMRR test 162 ...

Страница 162: ... BNC cable 3 Locate the male end of the XLR cable then turn the black sleeve counter clockwise to loosen it from the metal body Figure C 2 Male end of the XLR cable 4 Retrieve the sleeve and wire hood to uncover the soldering wire Figure C 3 Uncover the soldering wire Table C 1 Parts to order Part Quantity U8903 61301 male XLR to female XLR 2 m Black 1 piece 8120 1840 BNC male to straight BNC 48 i...

Страница 163: ...ure C 4 De solder the wires 6 Sleeve in the 8120 1840 BNC cable into the hood Solder the BNC cable center connector to both XLR pin 2 and 3 Solder the BNC shielding to XLR pin 1 Figure C 5 Solder the BNC cable to the male end of the XLR cable 7 Re install the XLR metal body ...

Страница 164: ...C Appendix C 164 Keysight U8903B Service Guide THIS PAGE HAS BEEN INTENTIONALLY LEFT BLANK ...

Страница 165: ...n is subject to change without notice Always refer to the English version at the Keysight Web site for the latest revision Keysight Technologies 2015 Edition 5 November 13 2015 U8903 90048 U8903 90048 www keysight com ...

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