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Chapter 4 Troubleshooting&Message

RIGOL

User’s Guide for DSA800/E Series

4-1

Chapter 4

Troubleshooting&Message

This chapter lists the commonly encountered failures of the analyzer and their
solutions. In addition, the meaning of each message in the message list is also
introduced.

Subjects in this chapter:



Troubleshooting



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Summary of Contents for DSA815

Page 1: ...RIGOL User s Guide DSA800 E Series Spectrum Analyzer March 2017 RIGOL TECHNOLOGIES INC...

Page 2: ......

Page 3: ...sole decision Information in this publication replaces all previously released materials Information in this publication is subject to change without notice RIGOL shall not be liable for either incide...

Page 4: ...t the earth terminal of the power cord to the Protective Earth terminal before connecting any input or output terminals Connect the Probe Correctly If a probe is used the probe ground lead must be con...

Page 5: ...t or replacement especially to circuits or accessories must be performed by RIGOL authorized personnel Provide Adequate Ventilation Inadequate ventilation may cause an increase of temperature in the i...

Page 6: ...conductors of cables to release static before making connections Use the Battery Properly Do not expose the battery if available to high temperature or fire Keep it out of the reach of children Impro...

Page 7: ...r loss of important data Safety Terms on the Product DANGER It calls attention to an operation if not correctly performed could result in injury or hazard immediately WARNING It calls attention to an...

Page 8: ...lich die Erdung durchzuf hren Erst dann d rfen weitere Ein oder Ausg nge verbunden werden Anschluss einesTastkopfes Die Erdungsklemmen der Sonden sindauf dem gleichen Spannungspegel des Instruments ge...

Page 9: ...r d rfen nur von RIGOL autorisiertem Personal durchgef hrt werden Bel ftung sicherstellen Unzureichende Bel ftung kann zu Temperaturanstiegen und somit zu thermischen Sch den am Ger t f hren Stellen S...

Page 10: ...ku Wenneine Batterieverwendet wird vermeiden Sie hohe Temperaturen bzw Feuer ausgesetzt werden Bewahren Sie es au erhalbder Reichweitevon Kindern auf Unsachgem e nderung derBatterie Anmerkung Lithium...

Page 11: ...ellen die Sch den am Ger t hervorrufen k nnen Begriffe auf dem Produkt DANGER weist auf eine Verletzung oder Gef hrdung hin die sofort geschehen kann WARNING weist auf eine Verletzung oder Gef hrdung...

Page 12: ...Disconnect the instrument from all power sources 2 Clean the external surfaces of the instrument with a soft cloth dampened with mild detergent or water When cleaning the LCD take care to avoid scari...

Page 13: ...ndling The equipment may contain substances that could be harmful to the environment or human health To avoid the release of such substances into the environment and avoid harm to human health we reco...

Page 14: ...RIGOL User s Guide for DSA800 E Series XII...

Page 15: ...e Main features The highest frequency 1 5 GHz 3 2 GHz 7 5 GHz Displayed Average Noise Level DANL 161 dBm Typical Phase Noise 98 dBc Hz 10 kHz offset Typical Level Measurement Uncertainty 0 8 dB Minimu...

Page 16: ...ys with their associated menu keys Chapter 3 Remote Control This chapter shows how to control the analyzer in remote mode Chapter 4 Troubleshooting Message This chapter lists the troubleshooting infor...

Page 17: ...presents the next step of operation For example FREQ Center Freq indicates pressing FREQ at the front panel and then pressing the menu softkey Center Freq Content conventions in this manual The DSA800...

Page 18: ...1 Quick Start 1 1 General Inspection 1 2 Appearance and Dimensions 1 3 To Prepare for Use 1 4 To Adjust the Supporting Legs 1 4 To Connect to Power 1 5 Power on Inspection 1 6 Self calibration 1 6 To...

Page 19: ...Settings 2 46 Meas 2 46 Meas Setup 2 52 Demod 2 81 Marker Measurements 2 84 Marker 2 84 Marker 2 91 Marker Fctn 2 93 Peak 2 96 Shortcut Key 2 100 Auto 2 100 User Key 2 102 Preset 2 103 Print 2 109 Sys...

Page 20: ...Chapter 5 Specifications 5 1 Technical Specifications 5 2 Frequency 5 2 Amplitude 5 4 Distortion 5 9 Sweep 5 10 Tracking Generator Option 5 11 Trigger 5 11 SSC DSA Option Only for DSA815 5 11 Input O...

Page 21: ...panel and the user interface as well as announcements during first use of DSA800 E series spectrum analyzer Subjects in this chapter General Inspection Appearance and Dimensions To Prepare for Use Fr...

Page 22: ...or carrier shall be liable for the damage to the instrument resulting from shipment RIGOL would not be responsible for free maintenance rework or replacement of the instrument 2 Inspect the instrument...

Page 23: ...Chapter 1 Quick Start RIGOL User s Guide for DSA800 E Series 1 3 Appearance and Dimensions Figure 1 1 Front View Unit mm Figure 1 2 Side View Unit mm...

Page 24: ...n unfold the supporting legs to use them as stands to tilt the instrument upwards for easier operation and observation Users can also fold the supporting legs when the instrument is not in use for eas...

Page 25: ...ly specification of this spectrum analyzer is 100 240 V 45 440 Hz The power consumption of the instrument cannot exceed 50 W When the spectrum analyzer is connected to AC power supply via the power co...

Page 26: ...ich shows the start up initialization process information the sweep curve is displayed Self calibration After the instrument starts execute self calibration Press System Calibrate Cal Now and the inst...

Page 27: ...Panel Description NO Description NO Description 1 LCD 8 Tracking generator output 2 Menu softkeys menu control keys 9 Earphone jack 3 Function key area 10 USB Host 4 Knob 11 Power switch 5 Direction k...

Page 28: ...nd the unit of Y axis etc Set the reference level offset maximum mixing level and input impedence Execute auto scale and auto range as well as turn on the RF preamplifier BW Det Set the resolution ban...

Page 29: ...unter Peak Open the peak search menu and search for peaks immediately System Set the system parameters Print Setup Set the print parameters Storage Provide file storage and recall functions Auto Searc...

Page 30: ...ction is enabled the backlight of TG turns on and turns off when the function is disabled 3 Auto When Auto is pressed the backlight turns on The instrument starts sweeping within the full frequency ra...

Page 31: ...storage device or store the contents currently displayed on the screen in the USB storage device in bmp jpg or png format USB GPIB Interface Converter Extend a GPIB interface for the analyzer 2 Earph...

Page 32: ...d 10 dBm when the frequency is lower than 10 MHz the reverse power cannot exceed 20 dBm when the frequency is greater than 10 MHz The reverse DC voltage cannot exceed 50 V 4 RF INPUT 50 The input term...

Page 33: ...meric Keyboard The numeric keyboard consists of the following parts 1 The input mode is fixed at number input during parameter setting During parameter setting press this key to input the symbol or of...

Page 34: ...currently selected by the cursor 5 During parameter editing process press this key to clear the inputs in the active function area and exit parameter input While in the process of file name editing p...

Page 35: ...V 45 440 Hz 2 Fuse Seat You can replace the fuse DSA800 E supports 250V AC T2A fuse 3 Security Lock Hole If needed you can use a security lock buy it yourself to lock the analyzer to a desired locatio...

Page 36: ...10 MHz clock signal generated by the analyzer This signal can be used to synchronize other instruments The 10MHz OUT and 10MHz IN connectors are usually used to build synchronization among multiple in...

Page 37: ...s UNCAL and Identification are displayed in different place as others refer to the figure above Auto Tune Auto Range Wait for Trigger Calibrating UNCAL Measurement is not calibrated Identification LXI...

Page 38: ...rigger level in video trigger 16 Display line Reading reference and threshold condition for peak value display 17 Average times Average times of trace 18 Cursor X Current X value of the cursor Note th...

Page 39: ...r Single sweep with the current number of sweeps 35 Correction switch Turn amplitude correction on or off 36 Signal tracking Enable or disable the signal tracking function 37 Preamplifier status Enabl...

Page 40: ...ired figure and press Enter to change the center frequency Press the corresponding menu key to switch between the sub options For example press Signal Track to enable or disable the signal tracking fu...

Page 41: ...quency of the current peak signal Press the corresponding menu key to switch between functions change the parameter directly using the numeric keys For example press CF Step to switch between Auto and...

Page 42: ...editable namely when the parameter is selected turn the knob clockwise to increase or counterclockwise to decrease the parameter value at the specified step 1 Press FREQ Center Freq 2 Rotate the knob...

Page 43: ...Chapter 1 Quick Start RIGOL User s Guide for DSA800 E Series 1 23 Figure 1 12 Direction Keys Note In the storage function the direction keys can also be used to select the current path or file...

Page 44: ...ress Storage and select the desired file type and storage location Then press Save to enter the filename input interface You can press to switch among English Chinese and number input modes a Chinese...

Page 45: ...rs of the pinyin currently selected are displayed in the Chinese character selecting area If the desired pinyin is displayed refer to 3 Otherwise please continue to input the other letters in the piny...

Page 46: ...point the letters available are displayed in the letter selecting area Press this key repeatedly or retate the knob until the desired letter is selected the background color of the letter becomes brow...

Page 47: ...Marker Peak keys TUNE Auto key MEAS MEASSET DEMOD Meas Meas Setup Demod keys SYSTEM PRINTSETUP STORAGE System Print Setup Storage keys PRESET PRINT Preset Print keys The parameter ON OFF 1 0 is used t...

Page 48: ...age of information you can read the help information on the previous or next page using the direction keys or the knob 3 Close the current help information Press any key at the front panel to close th...

Page 49: ...Chapter 1 Quick Start RIGOL User s Guide for DSA800 E Series 1 29 Figure 1 14 The Built in Help Interface...

Page 50: ...cation As shown in the figure below align the lock with the lock hole and plug it into the lock hole vertically turn the key clockwise to lock the instrument and then pull the key out Figure 1 15 To U...

Page 51: ...d remove the power cord 2 Use a small straight screw driver to prize out the fuse seat 3 Take out the fuse seat 4 Replace the old fuse with a specified fuse 5 Install the fuse seat Figure 1 16 To Repl...

Page 52: ......

Page 53: ...1 Chapter 2 Front Panel Operation This chapter describes in detail the function keys at the front panel and the associated functions Subjects in this chapter Basic Settings Sweep and Function Setting...

Page 54: ...ry time the frequency parameters are modified The frequency range of a channel can be expressed by either of two groups of parameters Start Frequency and Stop Frequency start f stop f or Center Freque...

Page 55: ...equency and center frequency are always the same If one is changed the others are updated to match You can modify this parameter using the numeric keys knob or direction keys Refer to Parameter Settin...

Page 56: ...p RBW 100 Min 1 Hz Direction Key Step CF step Note The range is from 0 Hz to 7 5 GHz 100 Hz in non zero span Stop Freq Set the stop frequency of the current channel Press this key to switch to start s...

Page 57: ...ce under test and the input terminal of the spectrum analyzer Key Points The change of this parameter only changes the display values of the center frequency start frequency and stop frequency but doe...

Page 58: ...nt channels in a specified step in order to sweep the adjacent channel manually You can modify this parameter using the numeric keys knob or direction keys For more details please refer to Parameter S...

Page 59: ...y exists when Signal Track is enabled the instrument will search for and mark the point with no more than 3 dB variation in amplitude near the marker as well as set the frequency of this point as the...

Page 60: ...800 E Series 2 8 Peak CF Execute a peak search and use the frequency of the current peak as the center frequency CF of the analyzer The function is invalid in Zero Span mode Figure 2 2 Before Peak CF...

Page 61: ...span input mode The center frequency and span are displayed at the lower left and right sides of the grid respectively Key Points The start and stop frequencies vary with the span when the center fre...

Page 62: ...p frequencies will equal the center frequency and the horizontal axis will denote time The analyzer measures the time domain characteristics of the amplitude of the corresponding frequency point on th...

Page 63: ...the span to the previous span setting X Scale Select the scale type of X axis to Lin or Log The default is Lin Key Points In Log scale type the frequency scale of X axis is displayed in the logarithmi...

Page 64: ...a proper mode for easier obsercation and minimum error Auto Scale This function enables the readout resolution of the Y axis to be the maximum possible while at the same time ensures the completeness...

Page 65: ...able is affected by the maximum mixing level input attenuation and preamplifier When you adjust it the input attenuation is adjusted under a constant maximum mixing level in order to fulfill the follo...

Page 66: ...rough the mixer with low distortion or low noise Key Points When the preamplifier is turned on the input attenuation could be set up to 30 dB You can adjust the reference level to ensure that the spec...

Page 67: ...of Y axis to Lin or Log The default is Log Key Points In Log scale type the Y axis denotes the logarithmic coordinate the value shown at the top of the grid is the reference level and each grid repre...

Page 68: ...Volts V B 1 log 20 d 2 5 V Volts V B m 1 log 20 m d 2 6 R Volts Watts 2 2 7 Wherein R denotes the reference resistance Ref Offset Assign an offset to the reference level to compensate for gains or los...

Page 69: ...e Level Offset Parameter Explanation Default 0 dB Range 300 dB to 300 dB Unit dB Knob Step N A Direction Key Step N A Auto Range Adjust the amplitude parameters within the current span range automatic...

Page 70: ...oblem of signal overrange due to parameter settings and adjust the maximum mixing level according to the signal under measurement Unlike Auto this function adjusts the signal within the current channe...

Page 71: ...ure 2 8 Process of Auto Range RF Preamp Turn on or off the preamplifier located at the front of the RF signal path When the signal under measurement is small turning on the preamplifier can reduce the...

Page 72: ...the correction factors selected Multiple correction factors can be enabled at the same time 2 Correction Enable or disable amplitude correction and the default is Off When amplitude correction is ena...

Page 73: ...rp Set the interpolation type of the points between two points in the correction table during amplitude correction In Lin mode the frequency and amplitude use a Lin and Log unit to perform interpolati...

Page 74: ...e basis of the maximum mixing level You can modify this parameter using the numeric keys knob or direction keys For more details please refer to Parameter Setting Table 2 12 Maximum Mixing Level Param...

Page 75: ...but will increase the sweep time Sweep Time is affected by a combination of RBW and VBW when it is in Auto mode RBW varies with the span non zero span in Auto RBW mode You can modify this parameter u...

Page 76: ...arameter using the numeric keys knob or direction keys For more details please refer to Parameter Setting Table 2 14 VBW Parameter Explanation Default 1 MHz Range 1 Hz to 3 MHz Unit GHz MHz kHz Hz Kno...

Page 77: ...ay the processed data one point on the screen Key Points Select an appropriate detector type according to the actual application in order to ensure the accuracy of the measurement The available types...

Page 78: ...learly shown 5 RMS Avg For each data point perform mean square root operation see equation 2 8 of the sampled data within the corresponding time interval and display the result In this type noise can...

Page 79: ...R Publication 16 standards and the result is displayed Quasi Peak detector is applicable to EMI testing Note Compared to the discharge time the charge time of Quasi Peak detector is much shorter and c...

Page 80: ...time on the basis of the current RBW and VBW settings if Auto is selected Decreasing the sweep time would speed the measurement However an error may be caused if the specified sweep time is less than...

Page 81: ...s the current sweep number 2 Cont Set the sweep mode to Cont The character Cont on the parameter icon denotes the analyzer is sweeping continuously Key Points If the instrument is in single sweep mode...

Page 82: ...on is enabled press this key and the system will enter single sweep mode and execute the specified number of sweeps if the trigger conditions are satisfied If the instrument is in continuous sweep mod...

Page 83: ...wait for trigger condition Wait for trigger condition and make single measurement again N N N Y Y Y Figure 2 10 Process of Single Sweep Numbers Set the number of sweeps for a single sweep In single sw...

Page 84: ...the voltage exceeds the specified video trigger level Note This function is invalid in non zero span mode or RMS Avg detection or Voltage Avg detection in zero span mode 3 External In this mode an ext...

Page 85: ...875 DSA832E Set the desired points for every sweep That is the number of points of the current trace Key Points Changing the points may influence the sweep time which is limited by the sample rate of...

Page 86: ...fault Trace 1 is selected and turned on The default trace type is Clear Write Note The trace currently displayed on the screen can be stored in the internal or external memory of the analyzer and can...

Page 87: ...r Avg Display the average of data from multiple sweeps of each point of the trace Traces in this type are smoother 6 Freeze Stop updating the trace data to observe the trace and read the measurement d...

Page 88: ...stant to Trace A A Constant subtract a constant from Trace A 2 A Select T1 T2 or T3 Assign a value to A from Trace1 Trace 2 or Trace 3 The default is Trace 1 T1 3 B Select T1 T2 or T3 Assign a value t...

Page 89: ...nk All Disable all the traces displayed on the screen This operation will stop the current advanced measurement as there is not valid data source Pass Fail DSA800 E supports the Pass Fail test functio...

Page 90: ...tself Edit edit the properties of the limit lines Note The edited limit line data can be stored in the internal or external memory of the analyzer and can be recalled when needed After the editing is...

Page 91: ...editing is the difference between the amplitude of the current point and the reference level Del Limit delete the limit line you are editing Fail Stop select whether to perform the next sweep if the t...

Page 92: ...stops after the specified number of tests After this every time when Single is pressed the system executes the specified number of tests and updates the test data Average Reset Achieve the recalculati...

Page 93: ...from the GEN OUTPUT 50 connector at the front panel The power of the signal could be set through the menu The tracking generator provides two working modes Power Sweep output when Power Sweep is On an...

Page 94: ...s knob or direction keys to modify this parameter For more details please refer to Parameter Setting Table 2 24 TG Level Offset Parameter Explanation Default 0 dB Range 200 dB to 200 dB Unit dB Knob S...

Page 95: ...e output power range of the TG in power sweep mode This parameter together with the TG level forms the boundary parameters in power sweep mode You can use the numeric keys knob or direction keys to mo...

Page 96: ...torage the corresponding prompt message is displayed When normalization is enabled the corresponding value of the reference trace will be substracted from the trace data after every sweep 3 Norm Ref L...

Page 97: ...keys knob or direction keys to modify this parameter For more details please refer to Parameter Setting Table 2 27 TG reference position Parameter Explanation Default 100 Range 0 to 100 Unit Knob Step...

Page 98: ...into two windows automatically the lower window provides the measurement wizard At this point you can perform the VSWR measurement according to the wizard Press Meas Setup to set the corresponding par...

Page 99: ...idth When this function is enabled the span and resolution bandwidth are automatically adjusted to smaller values Select Chan Pwr and press Meas Setup to set the corresponding parameters 4 OBW Integra...

Page 100: ...of the Base Lower Base Upper 3rd Order Lower and 3rd Order Upper signal as well as the Intercepts of both the Base Lower and Base Upper Select TOI and press Meas Setup to set the corresponding parame...

Page 101: ...s and updates the measurement data This setting is only available for advanced measurement functions Sig Capture Only for DSA815 The Sig Capture function can continuously capture signals whose power v...

Page 102: ...can press Meas Setup to set the related parameters RT Trace MaxHold and 2FSK are mutually exclusive Tip 1 After the Sig Capture function is enabled the instrument will automatically set Span to 1 5 M...

Page 103: ...You can connect the instrument to the PC installed with S1220 ASK FSK Demodulation Analysis and register the software to make demodulation and analysis for the ASK 2FSK signal For details refer to S12...

Page 104: ...rment Results return loss reflection coefficient and VSWR Return Loss the formula is lg 10 r i P P dB RL Wherein dB RL is the return loss i P is the incident power and r P is the reflected power Refle...

Page 105: ...r test and then press this softkey The instrument executes the second measurement and the measurement result is represented by trace 1 At the same time the analyzer calculates the difference between t...

Page 106: ...s Guide for DSA800 E Series 2 54 You can use the numeric keys knob or direction keys to modify this parameter Table 2 28 VSWR Ref Level Parameter Explanation Default 0 dB Range 200 dB to 200 dB Unit...

Page 107: ...he signal from the start line to the stop line Measurement Parameters average number average mode TP type start line and stop line 1 Avg Num Specify the number of averages used when calculating the me...

Page 108: ...Avg Num measurement results 3 TP Type Peak Display the power of the signal with the maximum amplitude between the start line and stop line The detector type is set to Pos Peak automatically Average Di...

Page 109: ...2 3 5 7 5 sequence 5 Stop Line Set the right margin in time unit of T Power measurement The data calculated under this measurement is between the start line and stop line You can use the numeric keys...

Page 110: ...een the upper channel and the main channel in dBc Lower display the power of the lower channel and the power difference between the lower channel and the main channel in dBc Measurement Parameters ave...

Page 111: ...lts 3 Main CH BW Set the bandwidth of the main channel and the power of the main channel is the power integral within this bandwidth You can use the numeric keys knob and direction keys to modify this...

Page 112: ...Set the difference between the center frequency of the main channel and the center frequency of the adjacent channels Adjusting this parameter will also adjust the distance between the upper lower ch...

Page 113: ...n the integration bandwidth Power Spectral Density power in dBm Hz normalized to 1 Hz within the integration bandwidth Measurement Parameters average number average mode integration bandwidth and chan...

Page 114: ...the power of the channel is the power integral within this bandwidth You can use the numeric keys knob or direction keys to modify this parameter Table 2 37 Integration Bandwidth for Chan Power Measu...

Page 115: ...SA800 E Series 2 63 Table 2 38 Channel Power Span for Chan Power Measurement Parameter Description Default 3 MHz Range 100 Hz to 7 5 GHz Unit GHz MHz kHz Hz Knob Step Channel Power Span 100 the minimu...

Page 116: ...en calculate the bandwidth occupied by the power according to the specified power ratio Transmit Frequency Error difference between the center frequency of the channel and the center frequency of the...

Page 117: ...n Avg Num measurement results 3 Max Hold Enable or disable max hold and the default is Off When Max Hold is enabled each measurement result is compared with the previous result and the maximum is disp...

Page 118: ...Hz Knob Step OBW Span 100 the minimum is 1 Hz Direction Key Step in 1 1 5 2 3 5 7 5 sequence 5 Power Ratio Set the percentage the signal power takes up in the whole span power You can use the muneric...

Page 119: ...alyzer first determines the frequency f0 of the maximum amplitude point within the span and then finds the two frequency points f1 and f2 at each side of f0 at which the signal amplitude is X dB below...

Page 120: ...is Off When Max Hold is enabled each measurement result is compared with the previous result and the maximum is displayed When Max Hold is disabled the current measurement result is displayed Max Hol...

Page 121: ...EBW X dB Set the value of X dB used for EBW calculation You can use the numeric keys knob or direction keys to modify this parameter Table 2 44 X dB for EBW Measurement Parameter Description Default...

Page 122: ...dwidth Noise Power power within the noise bandwidth C N Ratio the ratio of the carrier power to the noise power Measurement Parameters average number average mode offset frequency noise bandwidth and...

Page 123: ...d the result is the arithmetic average of the current N N is specified in Avg Num measurement results 3 Offset Freq Set the difference between the carrier center frequency and the noise center frequen...

Page 124: ...5 Carrier BW Set the bandwidth of the carrier to be measured The carrier bandwidth is related to the noise bandwidth and the range available is from noise bandwidth 20 to noise bandwidth 20 You can u...

Page 125: ...amplitude of each order of harmonic and total harmonic distortion Up to 10th order of harmonic can be measured Measurement Parameters average number average mode number of harmonics and sweep time 1 A...

Page 126: ...n Repeat is selected the result is the arithmetic average of the current N N is specified in Avg Num measurement results 3 NO of Harmo Set the number of the harmonics to measure before calculating the...

Page 127: ...peration RIGOL User s Guide for DSA800 E Series 2 75 Table 2 51 Sweep Time for Harmo Dist Measurement Parameter Description Default 37 5 ms Range 20 us to 7 5 ks Unit ks s ms us ns ps Knob Step 1 us D...

Page 128: ...well as the intercepts of the base lower and base upper Wherein the intercept of 3rd Order Lower Base Lower Power 3rd Order Lower Power 2 Base Lower Power the intercept of 3rd Order Upper Base Upper...

Page 129: ...surement results When Repeat is selected the result is the arithmetic average of the current N N is specified in Avg Num measurement results 3 Span This span which is the same with the span of the ana...

Page 130: ...hown Taking the first pair of 2FSK signal as an example Freq Deviation Peak 1 Freq Peak 2 Freq 2 Carrier Offset Peak1 Freq Peak2 Freq 2 Center Frequency The measurement results are based on the max ho...

Page 131: ...test result display window The test result display window shows and 4 Limit Edit Set the amplitude limit range of each peaks in the pass fail test Signal select the signal to be modified The signal an...

Page 132: ...80 this menu You can use the numeric keys knob or direction keys to modify this parameter Note If the frequencies at Marker1 and Marker2 are the same the two vertical lines will overlap with the red v...

Page 133: ...ally place it at the center frequency and perform AM or FM demodulation on this frequency point after you enable AM or FM demodulation DSA800 E provides earphone jack and the demodulated signal can be...

Page 134: ...parameter For more details please refer to Parameter Setting Table 2 55 Demod Time Parameter Explanation Default 100 ms Range 5 ms to 1 ks Unit ks s ms us ns ps Knob Step 5 ms to 10 ms step 0 1ms 10 m...

Page 135: ...Chapter 2 Front Panel Operation RIGOL User s Guide for DSA800 E Series 2 83 Table 2 56 Signal Gain Parameter Explanation Default 7 Range 1 7 Unit N A Knob Step 1 Direction Key Step 1...

Page 136: ...itude frequency and sweep time of the marked point on the trace Figure 2 23 Schematic of the Marker Key Points The analyzer allows for up to four pairs of markers to be displayed at one time but only...

Page 137: ...ms us ns ps Readout Time or 1 time units available are ks s ms us ns ps or GHz MHz kHz Hz Knob Step Readout Frequency or Period step Span Sweep Points 1 Readout Time or 1 time step Sweep Time Sweep Po...

Page 138: ...er is active You can use the numeric keys knob or direction keys to change the location of the Delta Marker The frequency or time delta and amplitude delta between the two markers are displayed at the...

Page 139: ...reference marker updates along with the sweep for Delta Pair marker Span Pair One of the marker types When selected a pair of markers will appear on the trace Reference Marker marked by a combination...

Page 140: ...different markers can use different readout types This setting will change the readout type and affect the marker readings in the active function area and at the upper right corner of the screen but w...

Page 141: ...eciprocal is infinite and 100 THz is displayed Note This type is available only in Zero span mode when a Delta type marker is selected and is suitable for the frequency measurement of a video signal M...

Page 142: ...RIGOL Chapter 2 Front Panel Operation User s Guide for DSA800 E Series 2 90 Figure 2 24 Marker Table All Off Turn off all the markers turned on and the related functions...

Page 143: ...lta Marker The function is invalid in Zero span mode Mkr Step Set the center frequency step of the analyzer to the frequency of the current marker If Normal marker is selected the center frequency ste...

Page 144: ...t marker If Normal marker is selected the reference level will be set to the amplitude of the current marker If Delta Delta Pair or Span Pair marker is selected the reference level will be set to the...

Page 145: ...ill first set it to Normal type automatically then measure the average noise level at the marked point and normalize this value to 1 Hz bandwidth During this process certain compensation is always mad...

Page 146: ...equency difference between the two points in the active function area would be displayed if the search fails You can use the numeric keys knob or direction keys to modify the value of N for more detai...

Page 147: ...equency readout is more accurate when the frequency counter is enabled The frequency counter measures the frequency near the center frequency in Zero span mode 2 Resolution Set the resolution of the f...

Page 148: ...the peak table must meet the specified peak search condition The spurious signal caused by LO feed through at zero frequency is ignored When no peak that meets the specified peak search condition is f...

Page 149: ...ter each sweep in order to track the signal under measurement The difference between Cont Peak and Signal Track In Cont peak the system always searches for the maximum in the current channel while in...

Page 150: ...Bm Direction Key Step 1 dBm 3 Peak Search Set the peak search condition The available options are Maximum and Para If Max is selected the system searches for the maximum on the trace If Para is select...

Page 151: ...rt Select a rule for peak sorting and the default is frequency ascending 3 Pk Readout Set the peak display condition to Normal DL or DL Normal Display the first ten qualified peaks in the table DL Dis...

Page 152: ...ies 2 100 Shortcut Key Auto Search for signals automatically throughout the full frequency range adjust the frequency and amplitude for optimum display effect of the signal to realize one key signal s...

Page 153: ...e process of auto search the backlight of Auto turns on and Auto Tune is shown in the status bar on the screen until the search is finished During the auto search press Auto to stop the search Some pa...

Page 154: ...ction menu users can define it as shortcut key for the defining method refer to the introduction in UserKey Setting After that press the shortcut key under any operation interface to quickly open and...

Page 155: ...e factory settings listed in the following table except items marked with or User defined settings Table 2 62 Factory Settings Parameter Default Frequency Center Freq 3 75 GHz Start Freq 0 Hz Stop Fre...

Page 156: ...to 37 5 ms Auto SWT Normal Mode Cont Numbers 1 Trig Trig Type Free Run Trig Level 0 dBm Edge Positive Trace P F Trace Select Trace 1 Trace Type of Trace 1 Clear Write Avg Times 100 Function A B A T1 B...

Page 157: ...Norm Ref Lvl 0 dB Norm Ref Pos 100 Measure VSWR Off Meas Mode Cont Meas Fctn Off Measure Setup VSWR Marker 1 Marker State On Ref Lv 0 00 dB T Power Avg Num Off 10 Avg Mode Exp TP Type Peak Start Line...

Page 158: ...x Hold Off EBW Span 2 MHz EBW X dB 10 dB C N Ratio Avg Num Off 10 Avg Mode Exp Offset Freq 2 MHz Noise BW 2 MHz Carrier BW 2 MHz Harmo Dist Avg Num Off 10 Avg Mode Exp NO of Harmo 10 Harmonic ST Auto...

Page 159: ...Off Peak Sort Freq Pk Readout Normal Marker Fctn Mkr Fctn Off N dB BW 3 dB Freq Count State Off Resolution Auto 1 kHz System Preset Type Factory Power On Preset Language English Remote I O Off DHCP On...

Page 160: ...Style English Prefix Switch Off Print Setup Orientation Landsc Page Size Default Inverted Off Palette Gray Copies 1 Date Prints Off Qualities Default File Type Default Note The function is only applic...

Page 161: ...er to the introduction in Print Setup If a USB storage device rather than printer is currently connected press this key and the analyzer switches to the storage and recall interface You can save the c...

Page 162: ...ype Factory or one of User1 to User6 and save system configuration 1 Power On Set the power on setting to Last or Preset When Last is selected settings before the last power off would be recalled auto...

Page 163: ...l Now Press this key and the analyzer will use the internal calibration source to perform a self calibration immediately Self calibration would last about 5 s and Calibrating is displayed in the user...

Page 164: ...onverter option provided by RIGOL 1 Remote I O Selete LAN USB or GPIB or disable all the three interfaces 2 LAN Set or reset the LAN parameters Figure 2 30 LAN parameter setting The following items ca...

Page 165: ...ess The format of IP address is nnn nnn nnn nnn Wherein the range of the first nnn is from 1 to 223 except 127 and the ranges of the other three nnn are from 0 to 255 It is recommended that you ask yo...

Page 166: ...ve device to connect computer or PictBridge printing device through this interface You can set the class and address of the USB slave device The device classes include Auto Configure TMC default and P...

Page 167: ...ng amplitude unit is the same as the Y axis unit You can modify this parameter using the numeric keys knob or direction keys For more details please refer to Parameter Setting Table 2 64 Display line...

Page 168: ...is always locked 5 Brightness Set the LCD brightness of the analyzer You can modify this parameter using the numeric keys knob or direction keys For more details please refer to Parameter Setting Tabl...

Page 169: ...pe Esc exit line mode 3 UserKey Setting Define a relative function for User Key at the front panel the defining method is as described below After that pressing User Key under any operation interface...

Page 170: ...f Level for more details 4 RBW This parameter maintains a coupling relationship with the span Refer to RBW for more details 5 VBW This parameter maintains a coupling relationship with RBW Refer to VBW...

Page 171: ...ng key lights If not an error may have occurred in that key To exit the test press Esc three times Note If the keys at the front panel are transparent the corresponding backlight will go on when testi...

Page 172: ...erate to acquire the corresponding option license 2 To install and view the option Press License to enter the option management interface to view the option status and the license key of the installed...

Page 173: ...em LKEY DASXZJWFDAMPGSN7VAW9HTM8YCCA the analyzer identifies the received license key and matches it to the corresponding option automatically At this point the option is installed and activated Y is...

Page 174: ...the NVRAM and NorFlash are restored to factory settings HOST NAME IP address and password in LXI are restored to factory settings Screenshots Press Screenshots you can select BMP JPEG or PNG If a USB...

Page 175: ...ule 4 If the printer is successfully installed PictBridge printer installed successfully will be displayed on the analyzer screen At this point you can set the print parameters and start to print 5 Af...

Page 176: ...4 A5 A6 or B5 When Default is selected the page size depends on the printer currently connected 6 Inverted Turn on or off the inverted print and the default is Off 7 Palette Set the print color to Gra...

Page 177: ...printer currently connected Tip The analyzer can automatically identify the characteristics of the printer such as the page size during the printer installation If some configuration is not supported...

Page 178: ...ve Preset D disk provide storage locations for various kinds of files such as setup state and trace E disk available when a USB storage device connected to the USB Host interface at the front panel is...

Page 179: ...amplitudes of the points to be corrected the current trace data up to four traces and the marker information the readout type readings and the display status of the markers 2 Measure Marker Table and...

Page 180: ...e excel table directly and save it to a USB storage device In addition you can also load the file to the spectrum analyzer when required Note This menu is available only when external memory is connec...

Page 181: ...he specified file type file format and file source Press this key to enter the filename editing interface and refer to To Input Filename to edit the new filename Note that the length of a filename is...

Page 182: ...ress this key to enter the filename editing interface and refer to the To Input Filename to edit the new filename Then press Save to save the file with the new filename Delete Detele the selected file...

Page 183: ...is operation is only available when the USB storage device connected is recognized by the analyzer 3 Apply To Apply the state file selected in the external memory to the specified user defined configu...

Page 184: ...rnal storage device is selected Name Prefix 1 Prefix Switch Enable or disable the edited prefix name The input box will automatically load the prefix name after you press Save when Prefix Switch is se...

Page 185: ...1 Chapter 3 Remote Control Users can control DSA800 E sesies spectrum analyzer through USB LAN or GPIB option remote interface This chapter introduces remote control as well as the control method Subj...

Page 186: ...terface for remote control The remote control is realized on the basis of SCPI Standard Commands for Programmable Instruments command set DSA800 E supports SCPI 1999 1 version When the instrument is i...

Page 187: ...he VISA standards You can use NI VISA to realize the communication between the analyzer and PC through instrument buses such as USB VISA defines a set of software commands with which users can control...

Page 188: ...RIGOL Chapter 3 Remote Control User s Guide for DSA800 E Series 3 4 Next 3 Select USB Test and Measurement Device IVI and press Next 4 Press Finish after the installation finishes 1 2 3 4...

Page 189: ...Chapter 3 Remote Control RIGOL User s Guide for DSA800 E Series 3 5 5 6...

Page 190: ...the USB Host interface and set the GPIB address correctly following the instructions in I O Settings 3 Programming Then you can select a familiar software developing tool for programming The developi...

Page 191: ...ct the analyzer USB Device with PC USB Host using a USB cable 2 Install the USB drive As the analyzer is a USBTMC device after you connect the analyzer to the PC and turn both on the analyzer will be...

Page 192: ...rce 5 Communication test Right click the resource name such as DSA875 USB0 0x1AB1 0x0960 DSA8A134400008 INSTR and select SCPI Panel Control to open the remote control panel as shown in the figure belo...

Page 193: ...to the description in LAN of I O Settings 3 Search device resource Start up Ultra Sigma and click Then click in the pop up window and the software starts searching for the analyzer resources connecte...

Page 194: ...ound are shown under the RIGOL Online Resource catalog as shown in the figure below Figure 3 4 View the Resource 5 Communication test Right click the resource name such as DSA875 TCPIP 172 16 3 82 INS...

Page 195: ...the resource name and select LXI Web By default some important information about the analyzer such as the model manufacturer serial number description MAC address and IP address is displayed on the w...

Page 196: ...et the GPIB address of the analyzer according to the description in GPIB of I O Settings 4 Search device resource Start up Ultra Sigma and click to open the panel as shown in the figure below Then cli...

Page 197: ...the resource Click and return back to the main interface of Ultra Sigma The resources found are shown under the RIGOL Online Resource catalog Figure 3 8 View the GPIB Resource 6 Communication test Ri...

Page 198: ...RIGOL Chapter 3 Remote Control User s Guide for DSA800 E Series 3 14 Figure 3 9 Write and Read Commands via GPIB...

Page 199: ...E Series 4 1 Chapter 4 Troubleshooting Message This chapter lists the commonly encountered failures of the analyzer and their solutions In addition the meaning of each message in the message list is a...

Page 200: ...itch has been turned on Check whether the power fuse is burned If a new fuse needs to be installed please use a specified fuse 250V AC T2A 5 mm 20 mm 2 The key is unresponsive or gives a wrong respons...

Page 201: ...duce or avoid errors that might occur over time If you need a specific calibration after the stated calibration period contact RIGOL or get paid service from authorized measurement agencies The analyz...

Page 202: ...en ignored or paused for some reason Error messages are always marked with They are displayed on the screen in message box for several seconds and then disappear automatically You can also press any k...

Page 203: ...ndard and 300 to 1000 4 Query Error Indicate a query error is generated when the output queue controller detects a Message Exchange Protocol error see IEEE488 2 6 1 10 Possible reasons are see IEEE488...

Page 204: ...error occurred during printing Please select Cancel to stop the printing 7 Printing task canceled 8 Printing task resumed 10 U Disk connected A USB storage device is connected and is waiting for init...

Page 205: ...o load file 57 Local disk is being formatted please wait for a moment 58 Formatting is finished 60 Software version does not match file loading fails 61 Invalid source 62 Select where to load antenna...

Page 206: ...OL Chapter 4 Troubleshooting Message User s Guide for DSA800 E Series 4 8 92 Press the keys to be unlocked and then press ESC 93 The key is locked 94 Keys are locked success 95 Keys are unlocked succe...

Page 207: ...ed by the device was received 103 Invalid separator The parser was expecting a separator but recieved an illegal character for example the semicolon following a program message was omitted EMC 1 CH1 V...

Page 208: ...of parameters The number of parameters received does not correspond to the number of parameters expected This is typically due to an inconsistency with the number of the instrument in the selected gro...

Page 209: ...the device cannot detect a more specific error 141 Invalid character data The command header is invalid when the character data element contains an invalid character or a particular character 144 Cha...

Page 210: ...hen the device cannot detect a more specific error 171 Invalid expression The expression data element was invalid see IEEE 488 2 7 7 7 2 for example unmatched parentheses or an illegal character 178 E...

Page 211: ...e device cannot detect the more specific errors described in errors 221 to 229 221 Settings conflict Indicate that a legal program data element was parsed but could not be executed due to the current...

Page 212: ...Indicate that a mass storage error occurred This error message is always used when the device cannot detect the more specific errors described in errors 251 to 258 251 Missing mass storage Indicate th...

Page 213: ...er 4 Troubleshooting Message RIGOL User s Guide for DSA800 E Series 4 15 258 Media protected Indicate that a legal program command or query could not be executed because the disk was in write protect...

Page 214: ...ing the device is still of no effect please report the error to your RIGOL sales or technical support team 314 Save recall memory lost Indicate that the nonvolatile data saved by the SAV command has b...

Page 215: ...ating firmware because the format of the image file is incorrect or the file has already been damaged 311 Updating error with wrong revision An error occurred when updating firmware because of a revis...

Page 216: ...other IP address 342 Invalid IP The IP address received is invalid 350 Can t auto couple sweep time in zero span Sweep time can not be coupled automatically in zero span Please set it manually 351 Zer...

Page 217: ...ase report the error to your RIGOL sales or technical support 403 Track LO unlock Track LO is unlocked Please report the error to your RIGOL sales or technical support 412 DA overrange due to volume a...

Page 218: ...G lost Indicates that the calibration data before delivery or last valid calibration data has been lost Please report the error to your RIGOL sales or technical support team 472 USB firmwarte lost 473...

Page 219: ...added to DAB or GET before a response was completely sent 420 Query UNTERMINATED Indicate that an UNTERMINATED Query error occurred due to some reason see IEEE 488 2 6 3 2 2 for example the device wa...

Page 220: ...ssage Number Message Description 202 Auto range 203 Auto tune 204 Calibrating 205 Waiting for triggered If it is not in freerun mode the system will keep waiting until it receives a trigger signal 252...

Page 221: ...meet at room temperature approximately 25 This data is not warranted and does not include the measurement uncertainty Nominal nom the expected mean or average performance or a designed attribute such...

Page 222: ...n accuracy Initial calibration accuracy 1 ppm Temperature stability 0 to 50 reference to 25 2 ppm 0 5 ppm 1 ppm Aging rate 2 ppm year 1 ppm year 2 ppm year Frequency Readout Accuracy Marker resolution...

Page 223: ...90 dBc Hz 98 dBc Hz typ 100 kHz 100 dBc Hz typ 100 dBc Hz typ 100 dBc Hz typ Residual FM 20 to 30 RBW VBW 1 kHz DSA815 DSA832 DSA875 DSA832E Residual FM 50 Hz nom 20 Hz nom Bandwidths Set Auto SWT to...

Page 224: ...played Average Noise Level DANL DSA815 Frequency attenuation 0 dB RBW VBW 100 Hz sample detector trace average 50 tracking generator off 20 to 30 input impendence 50 PA off 100 kHz to 1 MHz 90 dBm 110...

Page 225: ...o 7 5 GHz 121 dBm 125 dBm typ PA on 100 kHz to 1 MHz 142 dBm typ 142 dBm typ 1 MHz to 5 MHz 142 dBm 145 dBm typ 142 dBm 145 dBm typ 5 MHz to 3 2 GHz 147 dBm 151 dBm typ 147 dBm 151 dBm typ 3 2 GHz to...

Page 226: ...35 dBm 138 dBm typ 132 dBm 138 dBm typ 1 MHz to 5 MHz 130 dBm 6 f 1 GHz dB 135 dBm typ 5 MHz to 1 5 GHz 140 dBm 144 dBm typ 140 dBm 144 dBm typ 137 dBm 144 dBm typ 1 5 GHz to 3 2 GHz 3 2 GHz to 6 GHz...

Page 227: ...V nW W mW W Frequency Response DSA815 DSA832 DSA875 DSA832E Frequency response fc 100 kHz attenuation 10 dB relative to 50 MHz 20 to 30 PA off 100 kHz to 1 5 GHz 0 7 dB 0 5 dB 0 3 dB typ 0 5 dB 0 3 d...

Page 228: ...RBW 0 1 dB Reference Level Range 100 dBm to 20 dBm in 1 dB step Resolution log scale 0 01 dB linear scale 4 digits Preamplifier DSA815 DSA832 DSA875 DSA832E Gain 100 kHz to 1 5 GHz 20 dB nom 17 dB nom...

Page 229: ...on Second Harmonic Intercept DSA815 DSA832 DSA875 DSA832E Second harmonic intercept SHI fc 50 MHz input signal level 20 dBm attenuation 10 dB 40 dBm 45 dBm 40 dBm Third order Intercept DSA815 DSA832 D...

Page 230: ...conversion referenced to subharmonic of first LO referenced to harmonic of first LO 60 dBc Input related spurious mixer level 30dBm 60 dBc Sweep Sweep DSA815 DSA832 DSA875 DSA832E Sweep time span 100...

Page 231: ...GHz 100 kHz to 3 2 GHz 100 kHz to 7 5 GHz 100 kHz to 3 2 GHz Output level range 20 dBm to 0 dBm 40 dBm to 0 dBm Output level resolution 1 dB Output flatness relative to 50 MHz 3 dB nom Trigger Trigger...

Page 232: ...output level 3 dBm to 10 dBm 8 dBm typ impedance 50 nom connector BNC female External reference frequency 10 MHz 5 ppm input level 0 dBm to 10 dBm impedance 50 nom connector BNC female External Trigg...

Page 233: ...emory Mass memory flash disk internal USB storage device not supplied Power Supply Input voltage range AC 100 V to 240 V nom AC supply frequency 45 Hz to 440 Hz Power consumption 35 W typ max 50 W wit...

Page 234: ...er lines IEC 61000 4 5 2001 EN 61000 4 5 0 5 kV phase to neutral 0 5 kV phase to PE 1 kV neutral to PE IEC 61000 4 6 2003 EN 61000 4 6 3 V 0 15 80MHz IEC 61000 4 11 2004 EN 61000 4 11 voltage dip 0 UT...

Page 235: ...A832E TG Standard accessories quick guide hard copy power cable Options EMI filter quasi peak detector EMI DSA800 advanced measurement kit AMK DSA800 VSWR measurement kit VSWR DSA800 DSA PC software U...

Page 236: ...GHz to 8 GHz VB1080 near field probe NFP 3 EMI pre compliance test software S1210 EMI Pre compliance Software ASK FSK Demodulation Analysis Only for DSA832 DSA875 DSA832E S1220 ASK FSK Demodulation A...

Page 237: ...cement or repair of any defective products within a reasonable period of time To get repair service please contact with your nearest RIGOL sales or service office There is no other warranty expressed...

Page 238: ......

Page 239: ...Channel Power 2 61 Clear Write 2 34 Collapse Dir 2 130 2 131 Constant 2 36 Cont Peak 2 97 Continuous sweep 2 29 correction factor 2 20 Correction Table 2 21 Couple Parameter 2 117 CSV 2 128 Delta Mark...

Page 240: ...OBW Span 2 65 Offset Freq 2 71 Option Info 2 120 Param 2 96 Pass Fail 2 37 Peak 2 56 Peak CF 2 8 Peak Left 2 96 Peak Peak 2 97 Peak Right 2 96 Peak Search 2 98 peak search 2 96 Peak Sort 2 99 Peak Ta...

Page 241: ...umber 2 31 System Information 2 118 System Message 2 119 TG 2 41 Time Date 2 119 TOI 2 48 TP Type 2 56 T Power 2 47 2 55 tracking generator 2 41 Trigger Edge 2 33 Trigger Level 2 32 TX1000 2 121 USB 2...

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