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User’s Manual of

OWON

Color Mixed Signal Digital Storage Oscilloscope

Junior User Guidebook

This chapter deals with the following topics mainly:

Digital Storage Oscilloscope

Introduction to the front panel and the user’s interface of the MSO
series oscilloscope

How to carry on the general inspection

How to carry on the function inspection

How to make a probe compensation

How to set the probe attenuation coefficient

How to use the probe safely

How to implement an auto-calibration

Introduction to the vertical system

Introduction to the horizontal system

Introduction to the trigger system

Logic Analyzer

User interface introduction

How to acquire data

How to observe and analyze the data

Display systems

Trigger system

Threshold voltage system

Sampling system

Содержание MSO5022

Страница 1: ...User s Manual of OWON Color Mixed Signal Digital Storage Oscilloscope OWON MSO5022 Portable Mixed Signal Digital Storage Oscilloscope User Manual 1 WWW OWON COM UA ...

Страница 2: ...ghts in America and other countries including ones which have already obtained the patent rights and those which are applying for The information in this manual will replace all that in the materials published originally Reserved will be the rights to change product specifications and prices Lilliput Company 5F B Area Chuangxin Plaza Software Park Xiamen OWON is a trademark registered by Lilliput ...

Страница 3: ...ect incidental or consequential damages or losses including loss of data whether arising from breach of warranty or based on contract tort reliance or any other theory its total liability is limited to repair or replacement of the product All replaced parts modules and products become the property of Lilliput Lilliput authorized dealer shall extend this warranty on new and unused products to end u...

Страница 4: ... to Implement Auto calibration 19 Introduction to the Vertical System 20 Introduction to the Horizontal System 21 Introduction to the Trigger System 22 Logic Analyzer 23 LA input connection 23 User interface introduction 23 How to acquire data 24 How to observe and analyze the data 24 Display systems 25 Trigger system 26 Threshold voltage system 27 Sampling system 27 Advanced User Guidebook 29 Dig...

Страница 5: ...d recall 82 How to use USB Mass storage device to storage 83 How to search 83 How to review setting info 87 How to use cursor measurement 87 How to set Utility 90 Demonstration 91 Example 1 Measurement of Simple Signals 91 Example 2 Gain of the Amplifier in the Metering Circuit 92 Example 3 Capture the Single Signal 93 Example 4 Analyze the Details of a Signal 95 Example 5 Application of X Y Funct...

Страница 6: ... corresponds to the grounding phase Please don t connect the grounding end to the positive phase Pay attention to the nominal values of all terminals In order to prevent any fire or electric shock risks please pay attention to all the nominal values and marks of this product Before implement any connections for this product please read the user s manual of this product to understand the informatio...

Страница 7: ...this product or other property Terms on the product The following terms may appear on this product Danger It indicates that there may be an immediate injury to you when you encounter this mark Warning It indicates that there may not be an immediate injury to you when you encounter this mark Note It indicates that there may be damage to this product or other property Symbols on the product The foll...

Страница 8: ...to more 42V peak 30Vrms or on circuits of more than 4800VA z Only use accessory insulated voltage probes test lead z Before use inspect oscilloscope probes accessories for mechanical damage and replace when damage z Remove all probes test leads and accessories that are not in use z Remove computer data line z Do not apply input voltages above the rating of the instrument Use caution when using 1 1...

Страница 9: ...ack light z Storage and call out of waveforms z Automatic setting function provided capable of fast setting z Multiple waveform calculation function z Implementation of detecting the average and peak values of the waveform z Digital real time oscilloscope z Edge and video triggering function z RS232 or USB communication ports z Different continuous displaying time z User interface in two languages...

Страница 10: ...tion z How to carry on the function inspection z How to make a probe compensation z How to set the probe attenuation coefficient z How to use the probe safely z How to implement an auto calibration z Introduction to the vertical system z Introduction to the horizontal system z Introduction to the trigger system Logic Analyzer z User interface introduction z How to acquire data z How to observe and...

Страница 11: ...e The MSO series mixed oscilloscope offers a simple front panel with distinct functions to users for their completing some basic operations in which the knobs and function pushbuttons are included The knobs have the functions similar to other oscilloscopes The 5 buttons in the column on the right side of the display screen are menu selection buttons defined as F1 to F5 from top to bottom respectiv...

Страница 12: ...SO and LA For DSO cursor knob and info key are idle For LA cursor knob to adjust current cursor position and info key to loading setting info for acquired waveform and current waveform 3 Function key area For DSO 0 6 keys are idle and 7 F refer to different DSO function menu For LA 3 4 5 6 7 refers to figure and other keys refer to digit or function menu 4 Vertical control area It s including 3 ke...

Страница 13: ...sition Volts Div control time base Horizontal menu key refer to horizontal system setting menu For LA Horizontal menu key is idle Horizontal position knob to adjust the position of value displayed currently quickly Sec Div knob to adjust value resolution displayed currently 6 Trigger control area with 4 keys and 1 knob For DSO Trig adjust knob is to adjust trigger voltage Other four keys refer to ...

Страница 14: ...lecting the after triggering information Ready All pre triggered data have been captured and the oscilloscope has been already ready for accepting a trigger Scan The oscilloscope captures and displays the waveform data continuously in the scan mode Stop The oscilloscope has already stopped the waveform data acquisition 2 Waveform Viewing Area 3 The purple pointer indicates the horizontal trigger p...

Страница 15: ...ue 14 The two yellow dotted lines indicate the size of the viewing expanded window 15 The icon shows the coupling mode of the CH2 channel indicates the direct current coupling indicates the AC coupling 16 The reading shows the vertical scale factor the Voltage Division of the CH2 channel 17 The icon indicates the coupling mode of the CH1 channel The icon indicates the direct current coupling The i...

Страница 16: ...the appearance of the instrument or the instrument can not work normally or fails in the performance test please get in touch with the LILLIPUT s distributor responsible for this business or the LILLIPUT s local offices If there is damage to the instrument caused by the transportation please keep the package With the transportation department or the LILLIPUT s distributor responsible for this busi...

Страница 17: ...ot compensated or presents a compensation deviation will result in the measuring error or mistake For adjusting the probe compensation please carry out the following steps 1 Set the attenuation coefficient of the probe in the menu as 10X and that of the switch in the probe as 10X and connect the oscilloscope probe with the CH1 channel If a probe hook tip is used ensure that it keeps in close touch...

Страница 18: ...lue of the probe attenuation coefficient press the function menu button of the channels used then push down the selection button corresponding to the probe till the correct set value is shown This setting will be valid all the time before it is changed again Note The attenuation coefficient of the probe in the menu is preset to 10X when the oscilloscope is delivered from the factory Make sure that...

Страница 19: ...ng from the electric shock during your using the probe do not touch the metal part of the probe tip when the probe is connected to the power supply Before making any measurements please connect the probe to the instrument and connect the ground terminal to the earth How to Implement Auto calibration The auto calibration application can make the oscilloscope reach the optimum condition rapidly to o...

Страница 20: ...er of the earth datum point of the channel is directed to move up and down following the wave form Measuring Skill If the channel is under the DC coupling mode you can rapidly measure the DC component of the signal through the observation of the difference between the wave form and the signal ground If the channel is under the AC mode the DC component will be removed by filtration This mode helps ...

Страница 21: ... horizontal time base setting and observe the consequent status information change Rotate the horizontal SEC DIV knob to change the horizontal time base and it can be found that the Horizontal Time Base display in the status bar changes accordingly The horizontal scanning speed steps from 5ns up to 5s in the sequence of 1 2 5 2 Use the HORIZONTAL POSITION knob to adjust the horizontal position of ...

Страница 22: ...changed 2 Use the LEVEL knob to change the trigger level setting With the rotation of the LEVEL knob it can found that the trigger indicator in the screen will move up and down with the rotation of the knob With the movement of the trigger indicator it can be observed that the trigger level value displayed in the screen changes 3 Press the button SET TO 50 to set the trigger level as the vertical ...

Страница 23: ...y display binary system value for the channel position in current cursor 3 Battery powers indicate indicate battery power when battery inside 4 Decimal system value indicate the position of current cursor in storage area 5 Yellow dashed line indicates current cursor 6 Blue dashed line indicates current trigger position 7 Percentage value indicate current trigger position in storage area 8 Sample d...

Страница 24: ...ck events as rising edge data values and data ranges etc LA module enables a post trigger delay counter when trigger reach specified value and to allow post trigger portion of the acquisition memory to fill before data acquisition stops Press F to get into data acquisition mode after finish setting for trigger and sampling Then running status display as RUN and running status display TRIG when det...

Страница 25: ...ed Display system mainly to set on off for measure channel We use CH00 CH01 CH02 as measure channel correspond to signal enable clock data accordingly Other channel and bus is off 1 Press A DISPLAY and display menu appears 2 Press F1 till signal sources display as Channel 3 Press F2 or turn CH1 Volts Div knob till channel No display as CH00 4 Press F3 and set the signal sources as ON Repeat operat...

Страница 26: ...de and trigger position We make CH00 as trigger source and trigger mode as falling edge trigger position in 50 Trigger system setting steps as below 1 Press Trig menu and menu appears 2 Press F1 till trigger mode display as Edge 3 Press F2 or turn CH1 Volts Div till trigger sources display as CH00 4 Press F3 till trigger type display as Falling 5 Turn Trigger adjust knob or press SET 50 till NEXT ...

Страница 27: ...any trigger voltage using custom setting The signal voltage is 3 3V and we set threshold voltage as LVCMO3 3 1 7V as below steps 1 Press 1 Threshold key and the menu appears 2 Press F1 key till Channel display as CH00 CH03 3 Press F2 key till threshold display as LVCMOS3 3 1 7V Then the threshold setting is finished ref to fig 17 Figure 17 Sampling system The waveform accuracy reverts from sample ...

Страница 28: ...ase the continuance for acquire signal In a word sample rate are quicker then the continuance for recorded signal will get smaller but with better resolution Sampling system can set difference sample rate and storage depth We use 10 times sampling rate to measure the signal clock frequency of 1M and storage depth set as Normal Sampling system setting steps as below 1 Press E ACQUIRE and menu appea...

Страница 29: ...ebook This chapter will deal with the following topics mainly Digital Storage Oscilloscope z How to Set the Vertical System z How to Set the Horizontal System z How to Set the Trigger System z How to Carry on the Sampling Setup z How to Set the Display System z How to Implement the Storage and Call out Operations z How to Carry on the Auxiliary Function Setting z How to Carry on the Automatic Meas...

Страница 30: ... Vertical System The VERTICAL CONTROLS includes three menu buttons such as CH1 MENU CH2 MENU and MATH MENU and four knobs such as VERTICA POSITION VOLTS DIV one group for each of the two channels Setting of CH1 and CH2 Every channel has an independent vertical menu and each item is set respectively based on the channel With the CH1 MENU or CH2 MENU menu button pushed down the system shows the oper...

Страница 31: ...is displayed normally Initiate the wave form inverted function 1 Setting Channel Coupling Taking the Channel 1 for example the measured signal is a square wave signal containing the direct current bias The operation steps are shown as below 1 Press the CH1 MENU button and call out the CH1 SETUP menu 2 Press the F1 menu selection button and select the Coupling item as AC to set the channel coupling...

Страница 32: ...User s Manual of OWON Color Mixed Signal Digital Storage Oscilloscope Fig 21 AC Coupling Oscillogram Fig 22 DC Coupling Oscillogram 32 ...

Страница 33: ...o adjust the attenuation ration coefficient of the probe through the operating menu of the Channel accordingly If the attenuation coefficient of the probe is 1 1 that of the oscilloscope input channel should also be set to 1X to avoid any errors presented in the displayed scale factor information and the measured data Take the Channel 1 as an example the attenuation coefficient of the probe is 1 1...

Страница 34: ...d the displayed signal is turned 180 degrees against the phase of the earth potential Taking the Channel 1 for example the operation steps are shown as follows 1 Press the CH1 MENU button and get access to the CH1 SETUP menu 2 Press the F4 menu selection button and select ON in the Inverted The wave form inverted function is initiated 3 Press the F4 menu selection button again and select OFF for I...

Страница 35: ...User s Manual of OWON Color Mixed Signal Digital Storage Oscilloscope Fig 24 Wave Form not inverted Fig 25 Wave Form Inverted 35 ...

Страница 36: ... button and call out the WAVE MATH menu 2 Press the F3 menu selection button and choose CH1 CH2 The green calculated wave form M is displayed in the screen press the F3 menu selection button again the wave form M is closed off see Fig 26 Fig 26 Wave Form resulted from CH1 CH2 Mathematical Manipulation The corresponding FCL Functional Capabilities List of the Wave Form Calculation Setting Descripti...

Страница 37: ...LTS DIV knob is used to regulate the vertical resolution of the wave forms of all channels including those obtained from the mathematical manipulation which can determine the sensitivity of the vertical division with the sequence of 1 2 5 The vertical sensitivity goes up when the knob is rotated clockwise and goes down when the knob is rotated anticlockwise 3 When the vertical position of the chan...

Страница 38: ...ch changes with the time base 2 SEC DIV knob it is used to set the horizontal scale factor for setting the main time base or the window 3 HORIZONTAL NENU button with this button pushed down the screen shows the operating menu see Fig 28 Fig 28 Time Base Mode Menu The description of the Horizontal Menu is as follows Function Menu Setting Description Main Time Base The setting of the horizontal main...

Страница 39: ...V knobs are used to adjust the main window The display in the screen is shown as Fig 29 Fig 29 Main Time Base Window Setting Press the F2 menu selection button and choose Set Window The screen will show a window area defined by two cursors In this case the HORIZONTAL POSITION and SEC DIV knobs can be used to adjust the horizontal position and size of this window area see Fig 30 39 ...

Страница 40: ...tal Storage Oscilloscope Fig 30 Window Setting Window Expansion Press the F3 menu selection button and choose Zone Window As a result the window area defined by two cursors will be expanded to the full screen size see Fig 31 Fig 31 Zone Window 40 ...

Страница 41: ...r level knob to set signal voltage correspond to trigger point SET 50 set trigger level in middle vertical point of trigger signal voltage range Force trig Force to a trigger signal and mainly to use in Normal and Single mode SET Zero Trigger horizontal position set to Zero Trig menu Press this key and panel display menu refer to Fig 32 Fig 32 Trigger mode menu Trigger control Edge trigger Video t...

Страница 42: ...vel range AC Line as resource trigger signal Trigger mode Auto Normal Single Acquire waveform whatever detect trigger condition or not Only acquire waveform when match trigger condition Only acquire waveform for single time when detect trigger condition then stop to Next menu Back to previous menu Coupling AC DC HF LF Not allow DC portion to pass Allow all portion pass Not allow high frequency of ...

Страница 43: ...trigger sensitivity is 0 5 Div 1 Press Trig menu 2 Press F1 to choose Edge 3 Press F2 to choose slope as Rising 4 Press F3 to choose source as CH1 5 Press F4 to choose trigger mode as Auto Display as Fig 34 6 Press F5 to choose Next menu 7 Press F2 to choose coupling as DC 8 Press F3 till Sensitivity display as 0 5div refer to Fig 35 图 Fig 34 Edge trigger Rising Wave 43 ...

Страница 44: ...WON Color Mixed Signal Digital Storage Oscilloscope 图 Fig 35 Edge trigger Falling Wave Video Choose Video and trigger in field line of NTSC PAL standard video signal Trig menu refer to Fig 36 Fig 36 Video trigger menu 44 ...

Страница 45: ...ODD FIELD EVEN FIELD DESIGNED LINE Synchronic trigger in video line Synchronic trigger in video field Synchronic trigger in video odd filed Synchronic trigger in video even field Synchronic trigger in designed video line FORMAT NTSC PAL SECAM Video format setting Follow up below steps to set CH1 as video trigger 1 Press Trig menu 2 Press F1 to choose mode as Video 3 Press F2 to choose slope as Nor...

Страница 46: ...with alternate trigger This mode is to observe two unrelated signals It is able to set different trigger mode edge or video for different channels in the menu Two trigger vertical position indexes red for CH1 and yellow for CH2 will displayed in alternate trigger Fig 39 Alternate trigger menu When trigger mode as slope setting is same as edge When trigger mode as video 46 ...

Страница 47: ...s F2 to choose coupling as DC 8 Press F3 till sensitivity display as 0 5 div CH1 trigger setting finished 9 Press F1 to choose Previous menu 10 Press F2 to choose source as CH2 11 Press F3 to choose type as Video 12 Press F4 to choose polarity as Normal 13 Press f5 to choose Next menu 14 Press F2 and choose synchronization as Line CH2 trigger setting finished Acquired waveform refer to Fig 40 Fig ...

Страница 48: ...the Sampling Setup Menu is shown as follows Function Menu Setting Description Sampling General sampling mode Peak Detection It is used for the detection of the jamming burr and the possibility of reducing the confusion Average value It is used to reduce the random and don t care noises with the optional number of averages Averages 4 16 64 128 Choose the number of averages Change the ACQU Mode sett...

Страница 49: ...xed Signal Digital Storage Oscilloscope Fig 42 Peak Detect mode under which the burrs on the falling edge of the square wave can be detected and the noise is heavy Fig 43 Common ACQU Mode display in which no burr can be detected 49 ...

Страница 50: ...ope Fig 44 The displayed wave form after the noise is removed under the Average Mode in which the average number of 64 is set How to Set the Display System Push down the DISPLAY button and the menu displayed in the screen is shown as Fig 45 Fig 45 Display Set Menu 50 ...

Страница 51: ...he horizontal time Channel 1 is displayed on the horizontal axis and Channel 2 on the vertical axis Carry Bitmap Vectors The data transmitted in communication are in the bitmap form The data transmitted in communication are in the vector form to Next menu Back to previous menu Battery On Off Battery power content symbol on Battery power content symbol off contrast Increase Increase panel display c...

Страница 52: ...User s Manual of OWON Color Mixed Signal Digital Storage Oscilloscope Fig 46 Display in the Vector Form Fig 47 Display in Dots form 52 ...

Страница 53: ...rsistence Display XY Format This format is only applicable to Channel 1 and Channel 2 After the XY display format is selected Channel 1 is displayed in the horizontal axis and Channel 2 in the vertical axis the oscilloscope is set in the un triggered sample mode the data are displayed as bright spots and the sampling rate is 1MS s and can not be changed The operations of all control knobs are as f...

Страница 54: ...tton and call out the Display Set Menu 2 Press the F3 menu selection button and choose the form as XY The display format is changed to be XY mode see Fig 49 Fig 49 XY Display Mode How to Save and Recall a Wave Form Press the SAVE REL button you can save and call out the waveforms in the instrument The menu displayed in the screen is shown as Fig 50 54 ...

Страница 55: ...he MSO series oscilloscope can store four waveforms which can be displayed with the current waveform at the same time The stored waveform called out can not be adjusted In order to save the waveform of the channel CH1 into the address A the operation steps should be followed 1 Press the F1 menu selection button and choose CH1 for Source 2 Press the F2 menu selection button and choose A as save add...

Страница 56: ...N Color Mixed Signal Digital Storage Oscilloscope Fig 51 Wave Saving How to Carry on the Auxiliary System Function Setting Press the UNTILITY button and the menu is displayed in the screen as Fig 52 Fig 52 Function Menu 56 ...

Страница 57: ...he accuracy of the oscilloscope under the ambient temperature to the greatest extent If the change of the ambient temperature is up to or exceeds 5 the self calibration procedure should be executed to obtain the highest level of accuracy Before executing the self calibration procedure disconnect the probe or wire and the input connector Then press the F3 menu selection button and choose Do Self Ca...

Страница 58: ...n If press the F1 menu selection button and choose the function item Horizontal the Horizontal System State will be displayed in the screen Press any other function button and exit from the SYS STAT menu see Fig 54 Fig 54 Horizontal System State How to Conduct the Automatic Measurement With the Measure button pressed down an automatic measurement can be implemented There are 5 types of measurement...

Страница 59: ... and the mean the RMS of the Channel CH2 following below steps 1 Press the F1 menu selection button and choose Source 2 Press the F2 menu selection button and choose CH1 3 Press the F3 menu selection button and choose CH1 4 Press the F4 menu selection button and choose CH2 5 Press the F5 menu selection button and choose CH2 6 Press the F1 menu selection button and choose Type 7 Press the F2 menu s...

Страница 60: ...scope Fig 56 Automatic Measurement How to Carry on the Cursor Measurement Press the CURSOR button to display the cursor measurement function menu CURS MEAS in the screen which includes Voltage Measurement and Time Measurement shown as Fig 57 Fig 57 CURS MEAS Menu 60 ...

Страница 61: ... Cursor Measurement When carrying out the cursor measurement the position of Cursor 1 can be adjusted with the CURSOR1 VERTICAL POSITION knob of Channel 1 and that of Cursor 2 can be adjusted with the CURSOR2 VERTICAL POSITION knob of Channel 2 Perform the following operation steps for the voltage cursor measurement of the channel CH1 1 Press CURSOR and recall the CURS MEAS menu 2 Press the F1 men...

Страница 62: ...Time for Type with two purple dotted lines displayed along the vertical direction of the screen which indicating Cursor 1 and Cursor 2 3 Press the F2 menu selection button and choose CH1 for Source 4 Adjust the positions of CURSOR1 and CURSOR2 according to the measured waveform with the period and frequency of Cursor1 and Cursor 2 displayed in the increment window The current position of Cursor1 i...

Страница 63: ... perform the fast automatic measurement of the signal The function items of AUTOSET are shown as the following table Function Items Setting Acquisition Mode Current Vertical Coupling DC Vertical Scale Adjust to the proper division Bandwidth Full Horizontal Level Middle Horizontal Sale Adjust to the proper division Trigger Type Current Trigger Source Show the minimum number of channels Trigger Coup...

Страница 64: ...horizontal time base of the waveform can be adjusted within a certain range in other words the signal can be expanded in the horizontal or vertical direction When the horizontal time base equal to or is less than 50ms the horizontal time base can be expanded for 4 divisions downwards U DISK COPY Press this button the displayed waveform can be copied into the USB flash disk 64 ...

Страница 65: ...gnal may get lost So the sample rate and storage depth should be set correctly according to the actual measuring signal Press E ACQU and display menu as the figure 60 Figure 60 Sampling menu Sample menu function list Function Setting Instruction Sample rate In sequence of 1 2 5 from 20Hz to 100MHz Storage depth Low memory General Deep memory Storage depth of 16K Storage depth of 256K Storage depth...

Страница 66: ...al Deep memory 8 ms 128 ms 2 s 500Hz Low memory General Deep memory 32 s 512 s 8000 s 1MHz Low memory General Deep memory 16 ms 256 ms 4 s 200Hz Low memory General Deep memory 80 s 1280 s 20000 s 500kHz Low memory General Deep memory 32 ms 512 ms 8 s 100Hz Low memory General Deep memory 160 s 2560 s 40000 s 200kHz Low memory General Deep memory 80 ms 1 28 s 20 s 50Hz Low memory General Deep memory...

Страница 67: ...djust trigger position Since the digital storage depth is fixed so the proportion of storage data between pre trigger points and re trigger ones depend on trigger position Trigger mode including Edge trigger bus trigger pattern trigger sequential queue trigger distributed queue trigger 1 Edge trigger make a channel as trigger source and set rising edge falling edge or either edge as trigger condit...

Страница 68: ...ata The data get into effective when enable is low voltage We use CH00 CH01 CH02 to measure the data CH00 to measure enable signal CH01 and CH02 to measure clock and data Trigger setting steps as below A Press Trigger menu and menu appears B Press F1 till trigger mode display as Edge C Press F2 till source display as CH00 D Press F3 till type display as Falling Then trigger setting is finished ref...

Страница 69: ... than or equal to the set code For example to measure an 8 bit data signal we need to observe when data value as 0X18 how the data changed before and after We set the BUS0 to include CH00 CH07 and use channel CH00 CH07 to measure the signal Trigger setting steps as below A Press Trigger menu and menu appears B Press F1 till trigger mode display as bus C Press F2 till signal source display as BUS0 ...

Страница 70: ...as NEXT T POS 50 BUS trigger setting finished and ready for data acquisition ref to Fig 65 Fig 65 Bus trigger 3 Pattern trigger Set channel as signal source and make high low voltage for channel as trigger condition combination to get trigger refer to Fig 66 Fig 66 Pattern trigger menu 70 ...

Страница 71: ...efore and after when BIT0 BIT3 STATE is 0111 A Press Trigger menu and menu appears B Press F1 till trigger mode display as Pattern C Press F2 or turn CH1 Volts div knob till CH SEL display as CH00 D Press F3 till F3 window display as CH00 High and CH00 in F2 window display as 1 E Repeat operation of step D and set CH01 CH02 to High and CH03 as Low CH04 CH0F set as Don t care Pattern trigger settin...

Страница 72: ...nd make above 4 values as trigger condition to observe the data bus Trigger setting follow up below steps A Press Trigger MENU and menu appears B Press F1 till trigger mode display as Sequential Queue C Press F2 till signal source display as BUS0 D Press F3 and data in code type as red background and green digital indicator on then insert data value 0X9999 and set code as 0X9999 Press F3 again and...

Страница 73: ...equential queue trigger setting finished refer to Fig 69 and data ready for acquisition Fig 69 Sequential queue trigger 5 Distributed queue trigger make BUS as trigger source and dis continuous setting data in BUS as trigger condition to generate trigger and also can set 8 data at the same time Distributed queue trigger menu refer as Fig 70 Fig 70 Distributed queue trigger menu 73 ...

Страница 74: ...ly between 0x0000 and 0xffff HEX or between 0 and 65535 DEC according to the bus and code setting Add Add the code type to the queue Delete Delete the code type from the queue Setting operation are same as sequential trigger setting Fig 71 Distributed queue trigger 6 Data width queue trigger Make BUS as trigger source and continuous duration in BUS as trigger condition to generate trigger Duration...

Страница 75: ... For example measure a 16 bit data bus signal bus will appear data of 0X99 and continuous time is 50ns We set BUS0 to include 16 measurement channels and sample rate as 100M trigger setting as duration trigger Setting steps as below A Press Trigger MENU and menu appears B Press F1 till trigger mode display as Data Width C Press F2 till signal resource display as BUS0 D Press F3 and data in code ty...

Страница 76: ...d Threshold setting is quite important because wrong setting will result in wrong measurement For example if measure signal is LVCMOS1 8V and set threshold as CMOS 2 5V then all the measurement data will become 0 Threshold setting menu refer to Fig 74 Fig 74 Threshold setting menu Threshold menu function as below 76 ...

Страница 77: ...ionarily Voltage 0 4 09V forward by 0 01V pace In custom the voltage can be set from 0V to 4 09V with the pace of 0 01V For example Measure a batch of CMOS voltage data signal in channel of CH00 CH03 and a batch of 1V voltage data in CH04 CH07 Threshold voltage setting steps as below A Press 1 threshold and menu appears B Press F1 till channel source display as CH00 CH03 C Press F2 to choose thres...

Страница 78: ...H SEL BUS0 BUS3 CH00 CH0F Among BUS0 BUS3 Among CH00 CH0F display ON OFF BUS or Channel on Bus or Channel off contrast Increase Increase panel display contrast contrast Decrease Decrease panel display contrast For example display channel as CH00 CH03 and BUS as BUS0 other channels and BUS all off Follow up below steps 1 Press A DISPLAY and display menu appears 2 Press F1 till signal source display...

Страница 79: ...urce as ON 10 Repeat operation of steps 8 9 and set CH01 CH02 CH03 as ON 11 Press F2 or turn CH1 Volts Div knob till channel display as CH04 12 Press F3 to choose signal display as OFF 13 Repeat operation of steps 8 9 and set CH05 CH0F all as OFF Channel display setting finished refer to Fig 77 Fig 77 Display setting How to set BUS LA includes four groups BUS BUS0 BUS3 Every group can cover any ch...

Страница 80: ... code type and measured value are HEX All of the code type and measured value are DEC For example to set BUS0 as BUS to include CH00 CH01 CH02 CH03 and code as hex system Follow up as below 1 Press 0 BUS to and BUS menu appears 2 Press F1 till BUS display as BUS0 3 Press F2 or turn CH1 Volts div knob till channel display as CH00 4 Press F3 and set CH00 as Include Then Channel CH00 refer to display...

Страница 81: ...t can take auto measure for values of 4 BUS synchronously Press measure and BUS value for current cursor position will display directly in measurement window BUS0 include CH00 CH03 BUS1 include CH00 CH07 BUS2 include CH00 CH0B BUS3 include CH00 CH0F 4 BUS auto measurement display as Fig 80 Fig 80 Bus measurement 81 ...

Страница 82: ...ting Instruction Memory SEL Waveform Setups Waveform for storage or recall Setups for storage or recall Memory ID Waveform0 Waveform3 Setups 0 Setups 9 Storage 4 groups of waveform Storage 10 groups of setups Save Save current waveform setting in designated No Recall Recall waveform setups in designated No For example to set WAVE 0 in memory ID to save current waveform and setting 0 to save curren...

Страница 83: ...e device is to storage acquired data Connect USB device into the unit slot and press B then the acquired data will save to the USB device And the waveform storage in USB device can be analyzed in computer with MSO waveform analyzes software How to search Searches have different operation according to different targets Search target including trigger position BUS value and pattern 1 Search triggers...

Страница 84: ...nt cursor For example follow up below steps to search the data of 0x18 values in BUS0 A Press 2 SEARCH and menu appears B Press F1 till target display as BUS C Press F2 till BUS SEL as BUS0 D Press F3 and choose Code type value under displayed with red background and green digital indicator in the panel is on Then insert the value of 18 by digital key in the panel to get start E Press F3 again and...

Страница 85: ... CH SEL CH0F CH00 x0100000 00000000 Select the channel to set the signal pattern 16 channel pattern indication X Don t care 0 Low 1 High CH00 CH0F Don t Care Low High Don t care the signal pattern in this channel The signal pattern in this channel is low The signal pattern in this channel is high Previous Search the matched value prior to current cursor Next Search the matched value after the curr...

Страница 86: ... and set other channels status corresponding to 00000000000010X1 F Press F4 and choose Previous to search the matched value prior to current cursor Cursor will stop in this code if it has and info window show Got the target and if it hasn t it will show Search failed G Press F5 and choose next to search matched signal complex after current cursor Fig 85 Search Code type 86 ...

Страница 87: ...to be On or OFF by press INFO key System information including all settings for acquired waveform and next acquisition Fig 86 System info How to use cursor measurement You can measure manually the time difference between two either data in display or position difference in memory area by cursor measurement Fig 87 Cursor measurement menu 87 ...

Страница 88: ...lse frequency in CH00 with cursor measurement 1 Press 9 CURSOR and cursor menu appears 2 Press F1 till cursor display as time Two purples vertical lines display in panel and refer to Cursor 1 and Cursor 2 separately 3 Turn CH1 POSITION knob and set Cursor 1 position in falling edge of CH00 4 Turn CH2 POSITION knob and set Cursor 2 position in next falling edge of CH00 5 Now the time increment disp...

Страница 89: ...SOR and Cursor menu appears 2 Press F1 till cursor display as position Two purples vertical lines display in panel and refer to Cursor 1 and Cursor 2 separately 3 Turn CH1 POSITION knob and set Cursor 1 position in falling edge of CH00 4 Turn CH2 POSITION knob and set Cursor 2 position in next falling edge of CH00 5 Now the position difference between two cursors display in F2 is 10 which means th...

Страница 90: ...y Language Carry Utility menu as below Function Setting Instruction Recall factory Default setting for LA Language Chinese English Default to be Chinese Default to be English Carry Vector BMP Set data format to be vector and loading data display with Bin format Set data format to be BMP and loading data display with BMP format 90 ...

Страница 91: ...till the waveform meets your requirement 2 Perform Automatic Measurement The oscilloscope can measure most displayed signals automatically Complete the following operations for the measurement of frequency cycle mean and peak to peak value 1 Press the MEASURE button to show the automatic measurement function menu 2 Press the F1 menu selection button and choose Source with the Source menu displayed...

Страница 92: ...h the circuit signal input end and the CH2 channel to the output end Operation Steps 1 Push down the AUTOSET button and the oscilloscope will automatically adjust the waveforms of the two channels into the proper display state 2 Push down the MEASURE button to show the MEASURE menu 3 Press the F1 menu selection button and choose Source 4 Press the F2 menu selection button and choose CH1 5 Press th...

Страница 93: ...n with the following formulas Gain Output Signal Input signal Gain db 20 log gain Fig 91 Wave Form of Gain Measurement Example 3 Capture the Single Signal The digital storage oscilloscope takes the lead in providing the convenience capturing of such non periodic signals as pulse and burr etc If you intent to capture a single signal you can not set the trigger level and the trigger edge unless you ...

Страница 94: ... Press the F2 menu selection button and choose Rising as the slope 9 Rotate the LEVEL knob and adjust the trigger level to the mid value of the signal to be measured 10 If the Trigger State Indicator at the top of the screen does not indicate Ready push down the RUN STOP button and start Acquire waiting the emergence of the signal in conformity with the trigger conditions If a signal reaches to th...

Страница 95: ...the circuit For the analyzing of the noise in detail please operate the instrument according to the following steps 1 Press the ACQUIRE button to display the ACQU MODE menu 2 Press the F2 menu selection button and choose Peak Detect In this case the screen display contains the wave form of a random noise Especially when the time base is set as Low Speed then noise peak and burr contained in the si...

Страница 96: ...se operate the instrument according to the following step 1 Press the ACQUIRE button to show the ACQU MODE menu 2 Press the F3 menu selection button and choose Average 3 Press the F4 menu selection button and observe the wave form obtained from averaging the wave forms of different average number After the averaging the random noise is reduced and the detail of the signal is easier to be observed ...

Страница 97: ... of the circuit For the examination of the input and output of the circuit in the form of X Y coordinate graph please operate according to the following steps 1 Set the probe menu attenuation coefficient for 10X and that of the switch in the probe for 10X 2 Connect the probe of channel 1 to the input of the network and that of Channel 2 to the output of the network 3 Push down the AUTOSET button w...

Страница 98: ...ction Fig 95 Lissajous Graph Based on the expression sinq A B or C D where q is the phase difference angle and the definitions of A B C and D are shown as the graph above As a result the phase difference angle can be obtained namely q arcsin A B or arcsin C D If the principal axis of the ellipse is in the I and III quadrants the determined phase difference angel should be in the I and IV quadrants...

Страница 99: ...for Polarity 4 Press the F3 menu selection button and choose CH1 for Source 5 Press the F4 menu selection button and choose Field for Sync 6 Adjust the VOLTS DIV VERTICAL POSITION and SEC DIV knobs to obtain a proper wave form display see Fig 96 Fig 96 Wave Form Obtained from Video Field Trigger Video Line Trigger For the trigger in the video line please operate according to the following steps 1 ...

Страница 100: ...e F3 menu selection button and choose CH1 for Source 5 Press the F4 menu selection button and choose Line for Sync 6 Adjust the VOLTS DIV VERTICAL POSITION and SEC DIV knobs to obtain the proper wave form display see Fig 95 Fig 97 Wave Form Obtained from the Video Line Trigger 100 ...

Страница 101: ...e signal acquisition operation again 3 The measured voltage amplitude value is 10 times greater or smaller than the actual value Check whether the channel attenuation coefficient and the attenuation ration of the probe used in practical application is match 4 There is wave form displayed but it is not stable z Check whether the Source item in the TRIG MODE menu is in conformity with the signal cha...

Страница 102: ...rocedure All specification standards can be fulfilled except one s marked with the word Typical Digital Storage Oscilloscope Sampling ACQU Mode Sample Peak Detection Average Sampling Rate 100 MS s Input Input Coupling DC AC Input Impedance 1MΩ 2 connected with 20pF 5pF in parallel Probe attenuation coefficient 1X 10X 100X 1000X Max Input Voltage 300V Peak Value Level Sampling Rate Range 10S s 100M...

Страница 103: ...racy 3 DC Measuring Accuracy Average for ACQU MODE The voltage difference V between any two points on the wave form after averaging the captured wave forms of more than 16 5 Reading 0 05 divisions Trigger Edge Rising Falling Video Line Field Odd Field Even Field NTSC PAL SECAM Alternating Trigger Type AC line 100 240 VACRMS DC Coupling Channel 1 and Channel 2 1div DC Full Bandwidth EXT 100mV DC Fu...

Страница 104: ...gnal System and Line Field Frequency Video Trigger Type Supporting the NTSC PAL and SECAM broadcast system of any field frequency of line frequency Measurement Cursor Measurement Voltage difference V and time difference T between cursors Automatic Measurement Peak to Peak Value Average RMS Frequency and Cycle Probe 1X Position 10X Position Bandwidth DC up to 4 MHz DC up to full bandwidth Attenuati...

Страница 105: ...cifications Display Display Type 7 8 Colored LCD Liquid Crystal Display Display Resolution 640 Horizontal 480 Vertical Pixels Display Colors 256 Colors Output of the Probe Compensator Output Voltage Typical About 5V with the Peak to Peak value equal to or greater than 1MΩ of load Frequency Typical Square wave of 1KHz Power Mains Voltage 100 240 VAC RMS 50Hz CAT II Power Consumption 15W Fuse 1A T g...

Страница 106: ...the place where the liquid crystal display will be directly exposed to the sunlight for a long time Caution The instrument or probe should not be stained with the spraying agent liquid and solvent to avoid any damage to it Cleaning Check the probe and instrument regularly according to their operating state Clean the external surface of the instrument following the steps shown below 1 Please wipe t...

Страница 107: ... should be turned on during charging to oscilloscope The battery can supply power for 4 hours after being charged completely There will have battery power indication show on the top of panel when oscilloscope power supplied by the battery and imply for different power consumption and when shows it means the power can only supply for 5 minutes maximum Note To avoid superheat of battery during charg...

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