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MSO Series User Manual MSO5022S MSO7102T

1. CH2 menu Wave math keys and CH2 Volts Div knob are idle CH1 Vertical CH2 Vertical to adjust the M1 M2 position in Cursor menu when cursor display is on CH1 Volts Div 5 Horizontal control area with 2 knob and 1 key For DSO Horizontal position knob control trigger position 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 trigger system setting For LA Force trig key is idle Trig menu refer to trigger menu control Trig adjust knob to adjust trigger position in memory SET 50 is to set trigger position as 50 and SET Zero set trigger position as 0 User s Manual of OWON Color Mixed Signal Digital Storage Oscilloscope Digital Storage Oscilloscope User interface introduction 1 24 3 4 5 22 7 al G 20 19 AA lo 17 16 Lo TA 13 12 1l 10 g Fig 3 Illustrative Drawing of Display Interfaces 1 The Trigger State indicates the following information Auto The oscilloscope is under the Automatic mode and is collecting the waveform under the non trigger
2. Check whether the Source item in the TRIG MODE menu is in conformity with the signal channel used in the practical application Check on the trigger Type item The common signal chooses the Edge trigger mode for Type and the video signal the Video Only if a proper trigger mode 1s applied the wave form can be displayed steadily Try to change the trigger coupling into the high frequency suppress and the low frequency suppress to smooth the high frequency or low frequency noise triggered by the interference 5 No Display Responses to the Push down of RUN STOP Check whether Normal or Signal is chosen for Polarity in the TRIG MODE menu and the trigger level exceeds the wave form range If it is make the trigger level is centered in the screen or set the trigger mode as Auto In addition with the AUTOSET button pressed the setting above can be completed automatically 6 After the AVERAGE value sampling is set in the ACQU MODE or the longer duration is set in the DISP MODE the display rate is slowed down It is a normal phenomenon 110 User s Manual of OWON Color Mixed Signal Digital Storage Oscilloscope Appendix A Technical Specifications Unless otherwise specified the technical specifications applied are applicable to the probe with the attenuation switch setting 10X and the MSO series digital oscilloscope Only if the oscilloscope fulfill the following two conditions at first can these specification standards be r
3. OF lsec Persist 2sec Set the persistence time for each sampling point SSec Infinite Show the relative relation between the vertical voltage and the horizontal time Format Channel 1 is displayed on the horizontal axis and Channel 2 on the vertical axis FFT mode is disabled Ca Bitmap The data transmitted in communication are in the bitmap form Vectors The data transmitted in communication are in the vector form On Battery power content symbol on Battery Off Battery power content symbol off Contrast Increase a Increase panel display contrast x Contrast Decrease a Decrease panel display contrast x only the MS05022S model has the two menu options 58 User s Manual of OWON Color Mixed Signal Digital Storage Oscilloscope Display Type With the F1 menu selection button pushed down you can shift between Vectors and Dots types The differences between the two display types can be observed through the comparison between Fig 57 and Fig 58 OWON T M Pos 0 000ns DISP SETUP Type Vectors Persist OFF Format T Carry SPEE EE ee ts ed ee ee ee Bitmap Battery ee es ee WT CH1 10v CH2 50 0mu M 500us lt CHi 15 2y CH1 999 922Hz Fig 57 Display in the Vector Form OWON 7 M Pos 6 060ns DISP SETUP Type Dots Persist OFF Format w Wei ies GO A a gt ge oS Sol aI BF IC ge pete GIRS Os Mie GI ean O T ON SR E eo he Ns Me SUN 3 Cais ie AEE Yat ile 9 HIRO oie aM its a E bogie aie cI i
4. 6 Press F2 till memory ID display as Setups 0 7 Press F3 to save current various settings Info window show Setting saved successfully 8 Press F4 to recall the memory waveform or settings refer to Fig 100 Waveforms Waveforms Fig 100 Waveform saving How to use USB flash disk to storage _Use USB flash disk is to storage acquired data Insert U disk into USB port then press B key and you can save the waveform data into the U disk There is two formats available for choice Vector format and Bitmap which the corresponding name will be WAVEI BIN WAVE2 BIN WAVE3 BIN or WAVEI BMP WAVE2 BMP WAVE3 BMP Then you can open the files in computer by connecting USB disk to computer 95 User s Manual of OWON Color Mixed Signal Digital Storage Oscilloscope Noted During the U disk saving procedure some notes such as Waveform saving Waveform saved USB already connected USB connection interrupt etc will be prompted How to search Searches have different operation according to different targets Search target including trigger position BUS value and pattern 1 Search triggers position as following steps A Press 2 SEARCH and menu appears B Press F1 till target display as Trig position C Press F2 to start searching and current cursor will stop in the trigger position Trig Position Fig 101 Search tri
5. Taking the Channel for example the operation steps are shown as below 1 Press the CH1 MENU button and call out the CH1 SETUP menu 2 Press the F3 menu selection button and select the Channel as OFF with Channel 1 switched off 3 Press F3 menu selection button again select the channel as ON with Channel 1 is switched on Note In FFT mode both CH1 and CH2 are not allowed to be ON when F3 is pressed See Fig 22 and Fig 23 30 User s Manual of OWON Color Mixed Signal Digital Storage Oscilloscope OWON 7 M Pos 5 595KHz CH SETUP Coupling OFF 100MHz ad 3 7 Channel OFF be ie a en rene Se EEE ee ee Inverted OFF CH1 2OdB 12c Iv SOKS s _ CHi 0 00my FFT MODE DISABLED acai i a Fig 22 Channel CH1 is disable under FFT mode 7 M Pos 5 595KHz CH SETUP OWON Coupling Co e Cea ee eae Band Limit OFF 100MHz m Channel OFF a aera a a See eee ee E SENE SET EEEE E eee Inverted OFF CH1 z0dB i25Hz D1V CSOKS s CH1 0 00mu FFT MODE DISABLED Se Fig 23 Channel CH2 is disable under FFT mode 4 Regulate the Attenuation Ratio of the Probe In order to match the attenuation coefficient of the probe it is required to 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
6. set 50 till trigger position display as NEXT T POS 50 BUS trigger setting is finished and ready for data acquisition ref to Fig 83 82 User s Manual of OWON Color Mixed Signal Digital Storage Oscilloscope Fig 83 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 84 Pattern Don t Care Fig 84 Pattern trigger menu 83 User s Manual of OWON Color Mixed Signal Digital Storage Oscilloscope Pattern trigger menu as below Setting CHO00 CHOF Select the channel to set signal pattern x0100000 16 channel status indicator Channel choice 00000000 X don t care 0 low l high Don t Care No trigger occurs CH00 CHOF Low Trigger occur when signal on the low level High Trigger occurs when signal on the high level To observe the 16 channel data need to know how data changed before and after when BITO 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 CHOF set as Don t care Pattern trigger setting finished refer to
7. CHOF CMOS 2 5V CMOS level and set threshold voltage as 2 5V LVCMOS3 3 1 7V LVCMOS3 3V level and set threshold voltage as 1 7V Threshold LYVCMOS2 5 1 3V LYCMOS2 5V level and set threshold voltage as voltage 1 3V LVCMOS1 8 0 9V LVCMOS1 8V level and set threshold voltage as 0 9V Custom Level can be set discretionarily by 0 05V pace with the pace of 0 05 V For example Measure a batch of CMOS voltage data signal in channel of CHOO CH03 and a batch of 1V voltage data in CHO4 CHO07 Threshold voltage setting steps as below A Press 1 threshold and menu appears B Press FT till channel source display as CH00 CH03 C Press F2 to choose threshold as CMOS 2 5V D Press FT till channel source display as CH04 CH07 E Press F2 to choose threshold as custom Menu setting correspond to F3 display the setting voltage value F Turn CH1 Volts div knob and set voltage value as 0 50V Threshold voltage setting finished refer to Fig 93 CHO4 CHO Custom Fig 93 Threshold custom setting 90 User s Manual of OWON Color Mixed Signal Digital Storage Oscilloscope How to set display system Display system is to set on off for channel and BUS also to adjust the contrast of panel display Press A DISPLAY and panel display as Fig 94 Channel Fig 94 Display menu Display function menu as below Some jamel Choos resource ae channel
8. F5 to choose Next menu Press F2 and choose modulation as NTSC CH2 trigger setting finished Acquired waveform refer to Fig 51 15 Press F4 menu button to select Holdoff use trig level knob to adjust Holdoff 54 User s Manual of OWON Color Mixed Signal Digital Storage Oscilloscope Fig 51 Alternate trigger Oscillogram Term interpretation Holdoff A time interval before the oscilloscope responses to next trigger signal During this Holdoff period the trigger system becomes blind to trigger signals This function helps to view complex signals such as an AM waveform Press Holdoff button to activate TRIG LEVEL knob then turn it to adjust Holdoff time How to Operate the Function Menu The function menu control zone includes 7 function menu buttons and 3 immediate execution buttons SAVE RCL MEASURE ACQUIRE UTILITY CURSOR DISPLAY AUTOSCALE AUTOSET RUN STOP and U DISK COPY How to Implement Sampling Setup Press the ACQUIRE button and the menu is displayed in the screen shown as Fig 52 55 User s Manual of OWON Color Mixed Signal Digital Storage Oscilloscope ACQU MODI Fig 52 ACQU MODE Menu The description of the Sampling Setup Menu is shown as follows Setting Description Sample General sampling mode It is used for the detection of the jamming burr and the Peak Detect oak possibility of reducing the confusion It is used to reduce the random
9. Guide Battery electric quantity indicating symbols including il Wl ana 1 Charging the oscilloscope The lithium battery maybe not be charged when delivery Please charge the battery for 12 hours to make sure enough power to supply 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 E k and L 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 charging the environment temperature is not allowed to exceed the permissible value given in technical specification Replacing the Lithium Battery Unit It is usually not required to replace the battery unit But when it is required to replace it only qualified personnel can carry out this operation and only use the same specification lithium battery 118
10. Source Channel Choose resource as channel BUS SEL BUSO BUS3 Among BUSO BUS3 OFF Bus or Channel off ea penn OO Increase For example display channel as CHOO0 CH03 and BUS as BUSO other channels and BUS all off Follow up below steps 1 Press A DISPLAY and display menu appears 2 Press FI till signal source display as BUS 3 Press F2 till BUS No display as BUSO 4 Press F3 to choose signal display as ON 5 Press F2 till BUS No display as BUSI 6 Press F3 to choose signal display as OFF Repeat the operation of steps 5 6 and set BUS2 BUS3 as OFF 7 Press FT till signal source display as Channel 8 Press F2 or turn CH1 Volts div knob till channel display as CH00 9 Press F3 to choose signal source as ON 10 Repeat operation of steps 8 9 and set CHO1 CH02 CH03 as ON 91 User s Manual of OWON Color Mixed Signal Digital Storage Oscilloscope 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 CHOS5 CHOF all as OFF Channel display setting finished refer to Fig 95 Fig 95 Display setting How to set BUS LA includes four groups BUS BUSO BUS3 Every group can cover any channel even all channels BUS menu display as Fig 96 Exclude Fig 96 Bus menu BUS
11. a een a aega 13 How to Implement the Probe C ompensation 4 0530 ti escent aca 14 How to Set the Probe Attenuation Coefficient ccccccccccccccceeeessseeessnnneeeeeeeeeeeeeesseseeessssaaeeeeeeeeeeeeees 15 Howto Use tlic Probe Saleh ysis shecasadeaaec ts ereadaiee anaes nena A TE A A A SA 16 How to Implement Auto calibration lt 34345 cii acini Sue eel a Gs 16 lnroductionto the Vertical Syste Mi spit es sass ad is aa a eaadenctes 16 Introduction to the Horizontal Sy Steiilside c020 ccc honente 22s EEE E E R 18 FALFOCUCTION to tie Tro Cel Sy SiC iana EEEE EEE EEE R 19 Losic Analy ZOU saaa EE N EE E N 20 TAAL connec oessa e E LE 20 Userin ace TmOGUCHION tieihcnciechmasietnuinohabalwetacgnietd a a a 20 Howto ACQUIS datasciseeeaa oo fea taeda do tcaall Sad baa uarsmca 21 Howto observe and analy Ze Me dataene a a dabanucties 21 Display SVS Ce TNS arin a a EAE O E pence O ANEAN ONER 22 TTT C95 E I EE E E E A E ca A dw E E A A A E E A A 23 PAreshold Voha CE Syste N asa a a a S E R S a ai 24 Samp Hne Syse Nanna A A hae adalat aceasta 25 Adv n ed User GUIGeDOOK srera a a a a iaaa e 27 Disital Storage Oscilloscope sesca aa EE EE AeA EA E 28 How toser the verncal Syste iranieni E E T 28 Implementation of Mathematical Manipulation Function eeeeeseesesseseneeesennnnrnnrerrrrrrrerrrerrereeereseeee 33 USMO at nal Uae NCO a e ET E T E TE AEE ene amen eee ee 34 Application of VERTICAL POSITION and VOLTS DIV Knobs ee eeeeeeeeeeeeeeeeseee
12. and don t care noises Average with the optional number of averages 4 16 64 128 Choose the number of averages Change the ACQU Mode settings and observe the consequent variation of the wave form displayed Fig 53 Peak Detect mode under which the burrs on the falling edge of the square wave can be detected and the noise 1s heavy 56 User s Manual of OWON Color Mixed Signal Digital Storage Oscilloscope OWON 7 M Pos 000ns ACQU MODE ee ee ee eee Peak Detect Se ee ee oe ee aa f aet f Average aa ae CH1 5y CHZ 20 0mu M 500us CH1 0 00mu CH1 999 926Hz Fig 54 Common ACQU Mode display in which no burr can be detected e Os He a eee et ee oe ee ee eee See a hey BID oe oat Ge me ee Mo Meee Detect es Seed See Ss Sees See SODA Se Se SEN CH1 Su CHZ 50 0mu M 500us CH 26 0my CH1 999 921Hz Fig 55 The displayed wave form after the noise is removed under the Average Mode in which the average number of 16 is set 57 User s Manual of OWON Color Mixed Signal Digital Storage Oscilloscope How to Set the Display System Push down the DISPLAY button and the menu displayed in the screen is shown as Fig 56 es Fig 56 Display Set Menu The description of the Display Set Menu is shown as follows Setting Description Vectors The space between the adjacent sampling points in the Type display is filled with the vector form Dots Only the sampling points are displayed
13. as BUS 6 Press F2 till Bus No display as BUS0 7 Press F3 and set signal sources as OFF Repeat operation of steps 6 7 and set BUSI BUS2 BUS3 all as OFF Ref to Fig 14 Now display panel only show CH00 CH01 CH02 and others channel and bus are all off Ref to Fig 13 Channel Fig 13 22 User s Manual of OWON Color Mixed Signal Digital Storage Oscilloscope Cursor 838851 T POS 20 DISPLAY Source Bus CH Display ON eeeeo KKK Contrast Increase Contrast Decrease NEXT T POS 20 Acq 10MHz filter 0 2us div Fig 14 Cursor 131071 T POS 50 DISPLAY Source Bus CH Display ON Contrast Increase Contrast Decrease NEXT T POS 50 Acq 100MHz filter 0 200ns div Turn CH1 Volts Div knob or press F2 to choose BUS Fig 15 Trigger system LA is same as DSO and need to make trigger to synchronize data The trigger system mainly to set trigger sources trigger mode and trigger position We make CHOO 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 CHO00 4 Press F3 till trigger type display as Falling 5 Turn Trigger adjust knob or press
14. auto measurement display as Fig 98 Fig 98 Bus measurement How to save and recall Use the storage menu to save or recall waveforms and setting The storage depth of waveform for sampling storage is normal 256K and low storage 16K And it can be divided into 4 groups Memory setting includes current sampling setting BUS setup display setting threshold setting and trigger setting And it is possible to save 10 groups of settings Waveform storage and setting storage menu display as Fig 99 Waveforms Setups WiaveformsO Setupso Fig 99 Storage menu Storage menu instruction as below 94 User s Manual of OWON Color Mixed Signal Digital Storage Oscilloscope Setting o Waveform Waveform for storage or recall Setups Setups for storage or recall n 0 Setups 9 a E 10 groups of setups a pe Saver current waveform SUL in Save current waveform setting in designated No No For example to set WAVE 0 in memory ID to save current waveform and setting 0 to save current setting Follow up below steps 1 Press C SAVE REL after data acquisition finished and storage menu appears 2 Press F1 till storage display as Waveform 3 Press F2 till memory ID Display as Waveform 0 4 Press F3 to save current display waveform Info window will show Waveform saving then show as Waveform saved successfully when storage finished 5 Press FT till memory SEL as Setups
15. 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 37 CD N Pos 0 000ns U 0 000ns TIME MODE i i Main Derat sass Desa stes seta saad eses peas stes suto seot oeoo MA CH1 270u CH2 20 0mu7 M 5 0us cU 5001s ay 1 800mu CH1 99 9714KHz Fig 37 Zone Window 43 User s Manual of OWON Color Mixed Signal Digital Storage Oscilloscope How to set trigger system Trigger is to determine when DSO starts to acquire data and waveform display Once trigger to be set correctly then it will convert the unstable display to meaning waveform When DSO start to acquire data it will acquire enough data to form waveform on left of trigger point DSO continues to acquire data when it waits for trigger condition happen Once it detect out the trigger it will acquire enough data continuously to form the waveform on right of trigger point Trigger control area include 1 knob and 4 menu keys Trigger level trigger level knob to set signal voltage correspond to trigger point SET 50 set trigger level in middle vertical point of trigger signal voltage range this setting is disabled at the FFT mode FORCE TRIG Force to a trigger signal and mainly to use in Normal and Single mode SET TO ZERO Trigger horizontal position set to Zero Trig MENU Press this key and panel display menu Trigger Control The trigger control of MSOS5022S Edge tr
16. data line or USB data line Power line one up to the standards of the country in which it is used User Manual One Options Battery Appendix C Maintenance Cleaning and Repairing General Maintenance Please don t store or put the instrument in 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 the dust from the instrument and probe surface with a soft cloth Do not make any scuffing on the transparent LCD protection screen when clean the LCD screen 2 Clean the instrument with a wet soft cloth not dripping water during the period of which please pay attention to the disconnection of power It is recommended to scrub with soft detergent or fresh water Please don t apply any corrosive chemical cleaning agent to prevent the instrument or probe from damage LA Ware Before power on again for operation it is required to confirm that the instrument has already been dried completely avoiding any electrical short circuit or bodily injury resulting form the moisture 117 User s Manual of OWON Color Mixed Signal Digital Storage Oscilloscope Appendix D Battery Using
17. factor of the oscilloscope If it is required to change check the set value 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 Z 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 the set value of the attenuation switch in the probe is the same as the menu selection of the probe in the oscilloscope The set values of the probe switch are 1X and 10X see Fig 7 15 User s Manual of OWON Color Mixed Signal Digital Storage Oscilloscope Fig 7 Attenuation Switch Z N Note When the attenuation switch is set to 1X the probe will limit the bandwidth of the oscilloscope in 5MHz If it is needed to use the whole bandwidth of the oscilloscope the switch must be set to 10X How to Use the Probe Safely The safety guard ring around the probe body protects your finger against the electric shock shown as Fig 8 Noe ee 2 A p4 Ta Fig 8 Finger Guard Z N Warning In order to avoid suffering from the electric shock please keep your finger behind the safety guard ring of the probe body during the operation In order to protect you from suffering from the electric shock during your using the probe do not touch the metal part of
18. factor to make the vertical scale reading accurate The wave form is displayed normally Inverted se Initiate the wave form inverted function 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 as ac mode under which the direct current component in the signal will be blocked Then press the F1 menu selection button again and select the Coupling item as DC setting the channel coupling as dc mode under which both dc and ac l pe components in the signal will be unblocked The wave forms are shown as Fig 21 and Fig 22 Fig 21 AC Coupling Oscillogram 29 User s Manual of OWON Color Mixed Signal Digital Storage Oscilloscope FF 100MHz Fig 22 DC Coupling Oscillogram 2 Setting the Band Limit Taking the Channel for example the operation steps are shown as below 1 Press the CH1 MENU button and call out the CH1 SETUP menu 2 Press the F2 menu selection button and select the Band Limit as OFF 100MHz with Channel 1 Band Limit switched off 3 Press F2 menu selection button again select the Band Limit as ON 20MHz with Channel Band Limit is switched on 3 Setting the Channel ON OFF
19. 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 data area indication red for bus blue and green for 0 1 in each channel data 9 Decimal system value indicate the position of current cursor relate to current trigger 10 Operation options indicate current function menu and different function menu have different display 20 User s Manual of OWON Color Mixed Signal Digital Storage Oscilloscope 11 Sample status indicate RUN for sampling and wait for trigger TRIG for trigger detected and wait for sample finished STOP for sampling finished 12 Value indicate current time base 13 Info windows different operation display different info 14 Value display current filter modulus setting 15 Value display current sample rate setting 16 Two purple lines for cursor 1 and cursor 2 in cursor measurement 17 Percentage value indicate trigger position for next sampling in storage area 18 Red square indicate the current sampling data position in storage area 19 Red scale line indicates the time base width in sampling data display area and totally 4 8 divisions The width between two long scale lines is 1 division and between short scale lines are 0 1 divisions How to acquire data When you start to acquire LA begins sampling data from the prob
20. in the ON state can the measurement be carried out No automatic measurement can be made in the following situation 1 on the saved waveform 2 on the mathematical waveform 3 on the XY format 4 on the Scan format Measure the frequency the peak to peak value of the Channel CH1 and the mean the RMS of the Channel CH2 following below steps l 2 3 4 5 6 7 8 9 Press the F1 menu selection button and choose Source Press the F2 menu selection button and choose CH1 Press the F3 menu selection button and choose CH1 Press the F4 menu selection button and choose CH2 Press the F5 menu selection button and choose CH2 Press the F1 menu selection button and choose Type Press the F2 menu selection button and choose Freq Press the F3 menu selection button and choose Pk Pk Press the F4 menu selection button and choose Mean 10 Press the F5 menu selection button and choose Cyc RMS 67 User s Manual of OWON Color Mixed Signal Digital Storage Oscilloscope The measured value will be displayed in the reading window automatically see Fig 69 OWON M Pos 0 000ns CHI 30 40u Fig 69 Automatic Measurement How to Implement the Cursor Measurement Press the CURSOR button to display the cursor measurement function menu CURS MEAS in the screen the Cursor Measurement for normal model The cursor measurement includes Voltage Measurement and Time Measurement at normal model shown as Fig 70 Fig 70 CURS ME
21. ms 256 ms 4s 32 ms 512 ms SS 80 ms 1 28 s 20s Sample rate 50kHz 20kHz 10kHz 5kHz 2kHz lkHz 500Hz 200Hz 100Hz 50Hz 20Hz Low memory General Deep memory Low memory General Deep memory Low memory General Deep memory Low memory General Deep memory Low memory General Deep memory Low memory General Deep memory Low memory General Deep memory Low memory General Deep memory Low memory General Deep memory Low memory General Deep memory Low memory General Deep memory Follow up steps to set the measurement for data bus of 33M clock Sample rate 100M Storage depth 4M Filter none Setting steps as below 1 Press E ACQUIRE and sample menu appears 2 Press F1 repeatly or turn CH1 Volts div knob till sample rate set as 100M 79 Continuance time 80 s 1280 s 20000 s 160 s 2560 s 40000 s 320 s 5120s 80000 s 800 s 12800 s 200000 s User s Manual of OWON Color Mixed Signal Digital Storage Oscilloscope 3 Press F2 till storage depth display as Deep Memory 4 Press F3 till digital filter display as None Then sample system setting finished refer to Fig 79 100MHz General Fig 79 Sampling setting How to set trigger system Trigger system including Trigger level adjust knob Trigger menu SET 50 Set to Zero Trig level adjust knob is to adjust trigger position Since the di
22. of non Lilliput supplies or d to service a product that has been modified or integrated with other products when the effect of such modification or integration increases the time or difficulty of servicing the product Please contact the nearest Lilliput s Sales and Service Offices for services or a complete copy of the warranty statement Excepting the after sales services provided in this summary or the applicable warranty statements Lilliput will not offer any guarantee for maintenance definitely declared or hinted including but not limited to the implied guarantee for marketability and special purpose acceptability Lilliput should not take any responsibilities for any indirect special or consequent damages User s Manual of OWON Color Mixed Signal Digital Storage Oscilloscope Table of Contents General Safety ReguirementS sessirnir inea nei rear a EEE aaa ai 3 SAEY Terms and SVMOOIS sisii eaea EESE E E E NEOR E 4 General Characteristics of the MSO Series Oscilloscope ssssssssssssssssssssssssssssssssssseees 6 Junior User Guidevook ici AT Aes 7 Introduction to the Front Panel and the User s Interface of the MSO series Oscilloscope 8 ASAA 0 aE pe mee ri ee a ee es er E E RCE 8 Disital Storage Oscilloscope sesca aa a a A ituaccesatiecceacseussosucrens 11 User interac INGO GUC EH ON irese aaa E N E 11 How toimplement the General Inspections sereine eroa a a e T a E 13 Howto implement the rUncnion INS Pe CU OM erena a a
23. pulse waveforms Vbase Voltage of the waveform s flat base useful for square pulse waveforms Overshoot Defined as Vmax Vtop Vamp useful for square and pulse waveforms Preshoot Defined as Vmin Vbase Vamp useful for square and pulse waveforms Average The arithmetic mean over the entire waveform Vrms The true Root Mean Square voltage over the entire waveform Rise Time Time that the leading edge of the first pulse in the waveform takes to rise from 10 to 90 of its amplitude Fall Time Time that the falling edge of the first pulse in the waveform takes to fall from 90 to 10 of its amplitude Width The width of the first positive pulse in 50 amplitude points Width The width of the first negative pulse in the 50 amplitude points Delay 1 24 The delay between the two channels at the rising edge Delay 1 2 t The delay between the two channels at the falling edge Duty Duty Cycle defined as Width Period Duty Duty Cycle defined as Width Period 66 User s Manual of OWON Color Mixed Signal Digital Storage Oscilloscope Press the F1 menu selection button to choose Source or Type menu You can choose the channel to be measured from the Source menu and choose the measurement Type Freq Period Mean PK PK and Cyc RMS The menu is displayed as Fig 68 Fig 68 Measure Menu Measure Four automatic measured values can be detected on each channel simultaneously Only if the waveform channel is
24. same storage depth the higher sample rate set the shorter the continuance time for signal will be If the sample rate set too low narrower pulse signal 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 Fig 78 1O0MHz General Fig 78 Sampling menu Sample menu function list Setting Sample rate Accordingtothemodel fo Low memory Storage depth of 16K General Storage depth of 256K Deep memory Storage depth of 4M Filter closed Filter one pulse of sample width Storage depth Digital Filter Filter two pulse of sample width Sample rate In sequence of 1 2 5 from 20Hz to 200MHz MS050225S In sequence of 1 2 5 from 20Hz to 400MHz MSO7102T 78 User s Manual of OWON Color Mixed Signal Digital Storage Oscilloscope Listing of corresponding continuance time to different sample rate and storage depth Sample St depth Do7 Low memory General Deep memory Low memory General Deep memory Low memory General Deep memory Low memory General Deep memory Low memory General Deep memory Low memory General Deep memory Low memory General Deep memory Low memory General Deep memory Low memory General Deep memory Low memory General Deep memory Low memory General Deep memory Continuance time 80 us 1 280 ms 20 ms 160 us 2 560 ms 40 ms 8 ms 128 ms 2s 16
25. setting menu as below 92 User s Manual of OWON Color Mixed Signal Digital Storage Oscilloscope BUSO BUS3 Choose BUS for operating CHOF CH00 Choose any channel among CHO0 CHOF Channel 1X111111 BUS channel complex indication 1 for include X 11111111 for exclude CHOO The bus selected excludes this channel Type All of the code type and measured value are DEC For example to set BUSO as BUS to include CHOO CHO1 CH02 CH03 and code as hex system Follow up as below 1 Press O BUS to and BUS menu appears 2 Press F1 till BUS display as BUSO 3 Press F2 or turn CH1 Volts div knob till channel display as CH00 4 Press F3 and set CHOO as Include Then Channel CHOO refer to display of 1 5 Repeat the operation of steps 2 3 and set CH01 CH02 CHO3 as Include and other channel as exclude Then CH SEL display as XXXXXXXXXXXX1111 BUS setting finished 6 Press FF and set code type as HEX BUS setting is finished refer to Fig 97 Exclude Fig 97 Bus setting How to measure Measurement 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 BUSO include CHOO CH03 BUSI include CHOO CH07 BUS2 include CH00 CHOB BUS3 include CHOO CHOF 93 User s Manual of OWON Color Mixed Signal Digital Storage Oscilloscope 4 BUS
26. window time base set value 13 The reading shows the main time base set value 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 66 indicates the AC coupling indicates GND 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 non The icon indicates the direct current coupling The icon indicates the AC coupling The icon indicates GND coupling 18 The reading indicates the vertical scale factor the Voltage Division of the CH1 channel 19 The information shows the zero point positions of CH1 or CH2 channel 20 The yellow pointer shows the grounding datum point zero point position of the waveform of the CH2 channel If the pointer is not displayed it shows that this channel is not opened User s Manual of OWON Color Mixed Signal Digital Storage Oscilloscope 21 The red pointer indicates the grounding datum point zero point position of the waveform of the CH1 channel If the pointer is not displayed it shows that the channel is not opened 22 The positions of two purple dotted line cursors measurements 23 The reading shows the frequency of the two channels It 1s a 6 digits cymometer Its measurement range of frequency is 2Hz to ful
27. 7 Press F2 to chose modulation as NTSC Fig 48 Video field trigger Oscillogram Alternate trigger Trigger signal come from two vertical channels with alternate trigger This mode 1s 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 53 User s Manual of OWON Color Mixed Signal Digital Storage Oscilloscope 1 2 oO Bia B oli E L Fig 49 Alternate edge trigger menu Fig 50 Alternate video trigger menu When trigger mode as slope setting is same as edge When trigger mode as video setting same as video CH1 to measure a square wave of 10K Hz and CH2 to measure a video signal The alternate setting as below 1 Zs 3 4 Il 14 Press Trig menu Press F1 and choose type as Alternate Press F2 and choose source as CH1 Press F3 to choose mode as Edge Press F4 to choose slope as Rising Press F5 to choose Next menu Press F2 to choose trigger mode as Auto Press F3 to choose coupling as DC CH 1 trigger setting finished Press F1 to choose Previous menu Press F2 to choose source as CH2 Press F3 to choose mode as Video Press F4 to choose sync as Line Press
28. AS Menu 68 User s Manual of OWON Color Mixed Signal Digital Storage Oscilloscope The description of the cursor measurement menu is shown as the following table OFF Switch off the cursor measurement Rye Voltage Display the voltage measurement cursor and menu Time Display the time measurement cursor and menu T CH1 Display the channel generating the waveform to CH2 which the cursor measurement will be applied Delta Read the difference between cursors Read the position of Cursor 1 the Freq is read Cursor 1 with reference to the horizontal trigger position and the Vamp is to the ground point Read the position of Cursor 2 the Freq is read Cursor 2 with reference to the horizontal trigger position and the Vamp is to the ground point When carrying out the cursor measurement the position of Cursor 1 can be adjusted with the CURSORI 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 menu selection button to choose Voltage for Type with two purple dotted lines displayed along the horizontal direction of the screen which indicating CURSOR1 and CURSOR2 3 Press the F2 menu selection button and choose CH1 for Source 4 Adjust the positions of CURSOR1 and CURSOR2 according to
29. Add the code type to the queue Code Delete Delete the code type from the queue Distributed Queue Fig 89 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 trigger menu refer to Fig 90 Data Width Fig 90 Duration trigger menu 87 User s Manual of OWON Color Mixed Signal Digital Storage Oscilloscope Duration trigger function as below BUSO BUS3 Select the trigger source from BUSO BUS3 Ox0000 Oxffff Can be set discretionarily between 0x0000 and Oxffff HEX HEX or between 0 and 65535 DEC according to 0 65535 the bus and code setting DEC The duration width can be set from 10ns 1 2 5 to Duration 10ns 50s 10 00us 1 2 5 according to the sampling rate from high to low gt Trigger occur on condition that the bus value is equal to the code type and the duration 1s more than or equal to the duration width Qualifier i Trigger occur on condition that the bus value is equal to the code type and the duration is less than or equal to the duration width For example measure a 16 bit data bus signal bus will appear data of 0X99 and continuous time is 50ns We set BUSO 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 FT till trigger
30. DC Holdofft 100ns Holdofft Reset CH1 20v CH2 100v MH 45 0us CHI 0 00mr CH1 97 4935KHz Use trig level knob to adjust Holdoff Fig 46 Edge trigger Rising Wave the second menu 51 User s Manual of OWON Color Mixed Signal Digital Storage Oscilloscope Video Choose Video and trigger in field line of NTSC PAL standard video signal Trig menu refer to Fig 47 Tf Fig 47 Video trigger menu Video trigger menu MENU SETTING INSTRUCTION Select CH1 as the trigger source Select CH2 as the trigger source Source Ext trigger Ext trigger divide to 5 to extend trigger level range Line Synchronic trigger in video line Svc Field Synchronic trigger in video field Odd Field Synchronic trigger in video odd filed Even Field Synchronic trigger in video even field Designed Line Synchronic trigger in designed video line to Next menu a Back to previous menu NTSC PAL SECAM Video modulation setting Holdoff 100ns 10s Turn TMG LEVEL knob to set time slot before another trigger event o m Reset hold time to 100ns Reset Follow up below steps to set CH1 as video trigger 52 User s Manual of OWON Color Mixed Signal Digital Storage Oscilloscope 1 Press Trig menu 2 Press F1 to choose type as Single 3 Press F2 to choose source as CH1 4 Press F3 to choose mode as Video 5 Press F4 to choose synchronization as Line refer to Fig 48 6 Press F5 to Next menu
31. Fig 85 and ready for data acquisition Pattern Don t Care Fig 85 Pattern trigger 4 Sequential queue trigger make BUS as trigger source and continuous setting data in BUS as trigger condition to generate trigger and also can set 8 data at the same time See Fig 86 84 User s Manual of OWON Color Mixed Signal Digital Storage Oscilloscope Sequential Queue Fig 86 Sequential queue trigger Sequential queue trigger function as below BUSO BUS3 Select the trigger source from BUSO BUS3 Ox0000 Oxffff Can be set discretionarily between 0x0000 and Oxffff HEX HEX 0 65535 or between 0 and 65535 DEC according to the bus DEC and code setting Add __ Add the code type to the queue Delete Delete the code type from the queue For example to set a 16 bit data Bus signal there will have 4 value as 0X9999 0X9998 0X9997 0X9996 in the bus We set BUSO to include 16 measure channels and 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 BUSO D Press F3 and data in code type as red background and green digital indicator on then insert data value O0X9999 and set code as 0X9999 Press F3 again and red background disappeared Repeat operation of step D if
32. ON Color Mixed Signal Digital Storage Oscilloscope How to set Utility It is recommended that you read this chapter carefully to get acquainted the various measurement functions and other operation methods of the MSO series oscilloscope Digital Storage Oscilloscope How to Set the 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 operation menu of the corresponding channel see Fig 20 FF 100MHz CH1 SETUP_ Fig 20 Channel Setting Menu The description of the Channel Menu is shown as the following list Setting Description AC Block the DC component in the input signal DC Unblock the AC and DC components in the input Coupling ional GROUND The Input signal is interrupted OFF 100MHz Get full bandwidth soe ON 20MHz Limits the channel bandwidth to 20MHz to reduce Band Limit l display noise Note This function is not supported by MSO5022S 28 User s Manual of OWON Color Mixed Signal Digital Storage Oscilloscope OFF Close the measurement channel Channel ON Open the measuring channel 1X Choose one according to the probe attenuation
33. OWON MSO Series Portable Mixed Signal Digital Storage Oscilloscope User Manual E MS0O5022S E MSO7102T WWW OWON COM CN Jul 2011 edition Copy Right in this Manual Lilliput Company All rights have been reserved The Lilliput s products are under the protection of the patent rights 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 The information in this manual was correct at the time of printing However OWON will continue to improve products and reserves the rights to changes specification at any time without notice OWON is the registered trademark of the Lilliput Company Xiamen Lilliput Technology Co Ltd the 5th floor B Area Chuangxin Mansion Software Park ZhenZhuWan Huandao RD Xiamen Fujian China Tel 86 592 2575666 Fax 86 592 2575669 Web www owon com cn Mail sales owon com cn Fujian Lilliput Optoelectronics Technology Co Ltd The mansion of optoelectronics hengsan road Lantian industrial zone Zhangzhou Fujian China Tel 86 596 2 130430 Fax 86 596 2109272 Web www owonchina com Mail service owonchina com User s Manual of OWON Color Mixed Signal Digital Storage Oscilloscope General Warranty The Lilliput warrants that the product will be free from defects in materials and workmanship for a period of three years from the d
34. SET 50 till NEXT T POS window display as 50 Then trigger system setting finished ref to Fig 16 23 User s Manual of OWON Color Mixed Signal Digital Storage Oscilloscope NEXT T POS 20 Threshold voltage system Cursor 838860 T POS 20 TRIG MENU Trig Mode Source Acq 10MHz filter 0 20us div Turn CH1 Volts Div knob or press F2 to choose the channel Fig 16 Threshold voltage system is to set high low of the trigger voltage The system already fixed the setting for normal logic voltage as CMOS LVMOS etc And you can set 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 LVWCMOS3 3 1 7V Then the threshold setting is finished ref to Fig 17 om rf oOo KK KX 0 1 0 0 0 0 0 0 0 NEXT T POS 50 Cursor 131071 T POS 50 THRESHOLD CH SEL Threshold Voltage a Acq 100MHz filter 0 200ns div Turn CH1 Volts Div knob to adjust data value Fig 17 24 User s Manual of OWON Color Mixed Signal Digital Storage Oscilloscope Sampling system The waveform accuracy reverts from sample data depend on sample rate for measured signals The waveform reverted in LA is referring to the sample signals storage
35. al a a a osoreeleciaunae 89 Howto SCE CUS Dla Sy SUC IN cedars eh se aah cee had asa retina E haat tal de 91 HOWTO SCG DBU Sero E E E E E A E E a ROEE 92 OV 10 TINS O E AA A A AE 93 How tosaive and TECAI onia a Sessouabcaabendudsoseresend heaseeaiiins 94 How tose UsBTHasMdisk 1OStOrd Eies a a 95 HOVA SCALE eaa E A T E E E 96 HOW 101 VEW SEHIN AN One aaea e a aa ea 98 HOWwtouse cuor measure Menteni a a N a aa eaaeedeauaa ese ese aks 99 Honto Se UN anr a eat ee E lt ee A as E EA 101 Demonstration reniei av ees 102 Example 1 Measurement of Simple Signals eeecocssssssceecocsssscececocsssssececcossssssecosossssssceoooo 102 Example 2 Gain of the Amplifier in the Metering Circuit cccccccccccsssssssssssssssssssseees 103 Example 3 Capture the Single Signal esccssssecceccccsssscecoccosssscececcossseceeccosossssececossssseeseeesoo 104 Example 4 Analyze the Details of a Signal ceecccssssscececccssssceccocossssccccocssssssecocoossssecseeeoso 105 Example 5 Application of X Y Function sssssssseeeccccsssscccecoccssscccecocssssscceccosssssseccosossssseeosoo 107 Example 6 Video Sinal Trigger vicesisesecsses sce veces casecasavaseutet dasauuserecevat ddstdassusceutusdasedeseuessvests 108 DAO EEA AA E AEA tasadsnetisexeatasadavsuass AA 110 Appendix A Technical Specifications sssssessseeseeeeeeeeeeeeeeeeseeeeeeeceseeeeeeeseseeceeeeeeeceseseesee Il Disital Storage Oscilloscope sesca seca cass estates caus S
36. al display of high resolution and high contrast with adjustable back light Storage and call out of waveforms Automatic setting function provided capable of fast setting Multiple waveform calculation function Built in FFT function Implementation of detecting the average and peak values of the waveform Digital real time oscilloscope Edge video and alternate triggering function RS232 or USB communication ports Different continuous displaying time Multiple Language User Interface Logic Analyzer Bandwidth available from 40MHz to 66MHz Sample Rate available from 20S s to 400MS s 16 input channel Max sampling rates for each channel 4M max Storage for each channel Plenty of trigger Mode Convenient data measurement amp data search Freely setting of all kinds of threshold level 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 implement the general inspection How to implement 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 inter
37. ase Fig 10 Horizontal Control Zone 1 Use the horizontal SEC DIV knob to change the 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 Sns up to 100s in the sequence of 1 2 5 5 MSO5022S 2 ns up to 100s in the sequence of 1 2 5 MSO7102T 2 Use the HORIZONTAL POSITION knob to adjust the horizontal position of the signal in the waveform window The HORIZONTAL POSITION knob is used to control the triggering displacement of the signal or for other special applications If it is applied to triggering the displacement it can be observed that the wave form moves horizontally with the knob when you rotate the Horizontal Position knob 3 With the HORIZONTAL MENU button pushed down you can set and initiate the Window Expansion User s Manual of OWON Color Mixed Signal Digital Storage Oscilloscope Introduction to the Trigger System Shown as Fig ll there are a knob and four buttons in the TRIGGER CONTROLS The following practices will direct you to be familiar with the setting of the trigger system gradually Fig 11 Trigger Control Zone l Press the TRIG MENU button and call out the trigger menu With the operations of the 5 me
38. ate of purchase of the product by the original purchaser from the Lilliput company And the warranty period of accessories such as probe battery adapter is one year This warranty only applies to the original purchaser and is not transferable to the third party If the product proves defective during the warranty period Lilliput either will repair the defective product without charge for parts and labor or will provide a replacement in exchange for the defective product Parts modules and replacement products used by Lilliput for warranty work may be new or reconditioned to like new performance All replaced parts modules and products become the property of Lilliput In order to obtain service under this warranty Customer must notify Lilliput of the defect before the expiration of the warranty period Customer shall be responsible for packaging and shipping the defective product to the service center designated by Lilliput and with a copy of customer proof of purchase This warranty shall not apply to any defect failure or damage caused by improper use or improper or inadequate maintenance and care Lilliput shall not be obligated to furnish service under this warranty a to repair damage resulting from attempts by personnel other than Lilliput representatives to install repair or service the product b to repair damage resulting from improper use or connection to incompatible equipment c to repair any damage or malfunction caused by the use
39. ay on the screen 3 At the mode of XY and STOP status pressing AUTO SET to enter into Autoscale DSO switches to YT mode and AUTO status 4 At the mode of Autoscale DSO is always in the state of DC coupling and AUTO triggering In this case the forbidden information will be showing when making Triggering or Coupling settings 5 At the mode of Autoscale if adjust the vertical position voltage division trigger level or time scale of CH1 or CH2 the oscilloscope will turn off Autoscale function and if press AUTOSET again the oscilloscope will enter into Autoscale 6 Turn off the submenu at the Autoscale menu the Autoscale is off and turn on the submenu still enters into the function 7 When video triggering the horizontal time scale is 50us If one channel is showing edge signal the other channel is showing video one the time scale refers to 50us as video one as standard 8 While the Autoscale is working below settings will be made forcibly 1 The unit will switch from non main time base to main time base status 2 The unit will switch to Peak detection menu while in the state of Average sampling mode How to Use Executive Buttons AUTOSET This button is used for the automatic setting of all control values of the instrument to generate the waveform suitable for observation Press the AUTOSET button and the oscilloscope will perform the fast automatic measurement of the signal The function items of AUTOSET are shown as t
40. 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 10 1 the operation steps is shown as follows 31 User s Manual of OWON Color Mixed Signal Digital Storage Oscilloscope 1 Press the CH1 MENU button access CH1 SETUP menu 2 Press the F4 menu selection button and select 10X for the probe The Fig 23 illustrates the setting and the vertical scale factor when the probe of the attenuation coefficient of 10 1 1s used Fig 24 Regulation of the Attenuation Ratio of the Probe A List of the Attenuation Coefficient of Probes and the Corresponding Menu Settings ee IX Attenuation Coefficient of the Probe Corresponding Menu Setting 1 1 Oo K O 100 1 100X 1000 1 1000X 5 Setting of Wave Form Inverted Wave form inverted 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 F5 menu selection button and select ON in the Inverted The wave form inverted function is initiated 3 Press the F5 menu selection button again and select OFF for Inverted item The function of wave form inverted is closed off For the screen display see Fig 25 and Fig 26 32 User s Manual of OWON C
41. component choose AC Coupling on the source signal E To reduce random noise and aliased components in repetitive or single shot events set the oscilloscope acquisition mode to average Term interpretation Nyquist frequency The highest frequency that any Real Time Digital Oscilloscope can measure is exactly half of the sampling rate under the condition of no mistakes which is called Nyquist frequency If under sampling occurs when the frequency sampled is higher than Nyquist frequency False Wave phenomenon will appear So pay more attention to the relation between the frequency being sampled and measured NOTE In FFT mode the following settings are prohibited 1 Window set 2 change source channel in CH1 Setup or CH2 Setup menu 3 XY Format in DISPLAY SET 4 SET 50 the triggering level at the vertical point of signal amplitude in Trigger setting 5 Autoscale 6 Measure 1 and Measure 2 Application of VERTICAL POSITION and VOLTS DIV Knobs 1 The VERTIVAL POSITION knob is used to adjust the vertical positions of the wave forms of all Channels including those resulted from the mathematical operation The analytic resolution of this control knob changes with the vertical division 2 The VOLTS 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 divisi
42. defined window area for display is expanded to the full screen Main Time Base Press the F1 menu selection button and choose the Main Time Base In this case the HORIZONTAL POSITION and SEC DIV knobs are used to adjust the main window The display in the screen is shown as Fig 34 41 User s Manual of OWON Color Mixed Signal Digital Storage Oscilloscope Irig d M Pos 6 000ns CH1 Z0v CH2 20 0mu M 5 Ous Wake et a CH1 99 9623KHz Fig 34 Main Time Base Set Window 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 a Press F2 menu button under the FFT mode it will notice FFT mode disable See Fig 35 ooo M Pos 0 000ns W 0 000ns al Ge as ae a se se UAE set i O P i Windows a Zone Window CH1 20v CHZ 20 0mu M 5 0us U 500ns 7 CH1 800mu CH1 99 978ZKHz Fig 35 Window Setting 42 User s Manual of OWON Color Mixed Signal Digital Storage Oscilloscope OWON T M Pos 62 50KHz TIME MODE Main TimeBase Ne ee ee eee Set Window Zone Window CH1 1v CHZ 1v 12 5KHz DIY 500K57s CH1 0 00nv CH1 11 1454KHz FFT MODE DISABLED Fig 36 FFT mode disabled Window Expansion Press the F3 menu selection
43. der to prevent any electric shocking the grounding conductor must be connected to the ground It requires guarantee that this product has been already grounded correctly before any connection with its input or output terminal When powered by AC power it is not allowed to measure AC power source directly because the testing ground and power cord ground conductor are connected together otherwise it will cause short circuit When powered by battery the product must ground connection To avoid electric shock there must be a ground wire connect between ground and the ground port on the back of product panel 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 information about the rated values further Do not make any operations without the instrument cover installed If the cover or panel has already been removed please don t operate this product Use the proper fuse Only the fuse complying with the specified type and nominal value for this product can be used Avoid touching any exposed circuit When the product is on power please don t touch the uncovered contacts and parts Please don t make any operations while there is an uncertain fault emerged If suspecting damage to this product please c
44. e 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 that is in the range of 0 a 2 or 32 2 27 If the principal axis of the ellipse is in the II and IV quadrants the determined phase difference angle is in the II and III quadrants that is within the range of n 2 n or a 37 2 Example 6 Video Signal Trigger Observe the video circuit of a television apply the video trigger and obtain the stable video output signal display Video Field Trigger For the trigger in the video field carry out operations according to the following steps 1 Press the TRIG MENU button to display the trigger menu 108 User s Manual of OWON Color Mixed Signal Digital Storage Oscilloscope E a E Press the F1 menu selection button and choose Single for Type Press the F2 menu selection button and choose CH1 for Source Press the F3 menu selection button and choose Video for type Press the F4 menu selection button and choose Field for Sync Adjust the VOLTS DIV VERTICAL POSITION and SEC DIV knobs to obtain a proper wave form display see Fig 114 Fig 114 Wave Form Obtained from Video Field Trigger 109 User s Manual of OWON Color M
45. e A OEA AATE 111 Logic analyzer woes ck pakaneieteseecumtacsuusevaseeacsaahavesviessecaxsanseeswncsemausoabevec EA 115 General Technical Speciation siscsccseteccsctescasseedencestetuswceateacaute a a a 116 Appendix Be ENClOSURE cenena N a nse eae eee 117 Appendix C Maintenance Cleaning and Repair ing ssscccccccccccccccccccccsssssssssssessseees 117 Appendix D Battery Using Guide sssini aaaea aa aana aaa a aaa aaaea 118 User s Manual of OWON Color Mixed Signal Digital Storage Oscilloscope General Safety Requirements Before any operations please read the following safety precautions to avoid any possible bodily injury and prevent this product or any other products connected from damage In order to avoid any contingent danger this product is only used within the range specified Only the qualified technicians can implement the maintenance Prevent the Fire or Bodily Injury Connect the probe correctly The grounding end of the probe corresponds to the grounding phase Please don t connect the grounding end to the positive phase Use the proper power line Only use the power cord specially provided for this product or that has been approved to be used in this user state Connect or Disconnect Correctly When the probe or testing wire is connected to the power lead please do not connect and disconnect the probe or testing wire at random Product Grounded This product is grounded through the power lead grounding conductor In or
46. e 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 have particular priori knowledge of this signal For example if the pulse is the logic signal of a TTL level the trigger level should be set to 2 volts and the trigger edge be set as the rising edge trigger If it is uncertain as to the signal you can make an observation of it in advance under the automatic or ordinary mode to determine the trigger level and the trigger edge The operation steps are as follows 1 Set the probe menu attenuation coefficient to 10X and that of the switch in the probe to 10X 2 Adjust the VOLTS DIV and SEC DIV knobs to set up a proper vertical and horizontal ranges for the signal to be observed 3 Press the button ACQUIRE to display the ACQUIRE Mode menu 4 Press the F2 menu selection button and choose Peak Detect 5 Press the TRIG MENU button to display the Trigger Mode menu 104 User s Manual of OWON Color Mixed Signal Digital Storage Oscilloscope Press the F1 menu selection button and choose Single as the type 6 7 Press the F3 menu selection button and choose Edge as the mode 8 Press the F4 menu selection button and choose Rising as the slope 9 Press the F5 menu selection b
47. e channel Vertical f sd Show the vertical parameter of the channel Trigger sd Show the parameters of the trigger system Miss sd Show the serial number and edition number After entering into the SYS STAT menu choose the corresponding function with the corresponding parameters shown in the screen 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 67 65 User s Manual of OWON Color Mixed Signal Digital Storage Oscilloscope HORIZONTAL SYSTEM STATUS TIME BASE MAIN TIME BASE MAIN SCALE 1 0ms WINDOW SCALE 10 us MAIN POSITION 0 000ns WINDOW POSITION Os DISPLAY FORMAT YT ACQUIRE MODE SAMPLE FFT SOURCE CH1 WINDOW Hamming DISPLAY FORMAT dB Fig 67 Horizontal System State How to Implement the Automatic Measurement With the Measure button pressed down an automatic measurement can be implemented There are 20 types of measurements and 4 measurement results can be displayed simultaneously Term interpretation Vpp Peak to Peak Voltage Vmax The maximum amplitude The most positive peak voltage measured over the entire waveform Vmin The minimum amplitude The most negative peak voltage measured over the entire waveform Vamp Voltage between Vtop and Vbase of a waveform Vtop Voltage of the waveform s flat top useful for square
48. eached E This instrument should run for more than 30 minutes continuously under the specified operating temperature m Ifthe change range of the operating temperature is up to or exceeds 5 C open the system function menu and execute the Auto calibration procedure All specification standards can be fulfilled except one s marked with the word Typical Digital Storage Oscilloscope ae 25MHz MSO5022S andwi 100MHz MSO7102T 2 1 External Normal Peak detect Averaging 100MS s MSO5022S Sample rate real time 1GS s half channel SOOMS s each channel MSO7102T Input coupling DC AC Ground Input impedance IMQ 2 in parallel with 20pF 5pF 300V PK PK DC AC PK PK MSO5022S 400V PK PK DC AC PK PK MSO7102T Bandwidth limit 20MHz 100MHz MSO7102T 50Hz 100 1 Channel isolation 1OMHz 40 1 Time delay between Acquisition Max input voltage 150ps channel typical 111 User s Manual of OWON Color Mixed Signal Digital Storage Oscilloscope 10 S s 100MS s MSO5022S 1S s 1GS s half channel Sampling rate range 1S s S500MS s each channel MSO7102T Record length 6K points on each channel 5ns div 100s div step by 1 2 5 5 MSO5022S Horizontal System Scanning speed S div 2ns div 100s div step by 1 2 5 MSO7102T Sampling rate relay time 100ppm accuracy Single 1 interval Inter
49. ee va TA Ya Hen Gate art ae cay ead 1 a ea aD ea Viale OR Source MATH FFT a E A E O e a 7 ee ee ec i a ee a a Delta 125 0HZ TEE op E e a a O a ie OS ie a Ole SIF eK cI it aie a a T O a aa a a Sg Bs oI E IE SET cle a OT ie Oi i a IPs ll Mh ihc Be ike cloner Gtk athe wiley lbw det Sen al QA BAG coe oes Bae pt Sah Ga dy A HUN GS he aM AE wht Sag EAI GeO SO tw Gay Adee Gk wins Soe san SRS Cursor 1 30 00HZ ee a es i l l l 95 00HZ CH1 20d5 125Hz D IU SOKS s CH1 O 00my CH1 11 2907KHz Fig 75 wave of Freq cursor measurement 73 User s Manual of OWON Color Mixed Signal Digital Storage Oscilloscope How to use Autoscale The function is applied to follow up signals automatically even if the signals change at any time Autoscale enables the instrument to set up trigger mode voltage division and time scale automatically according to the type amplitude and frequency of the signals The menu is as follows OFF Turn off Autoscale Autoscale ON Turn on Autoscale Vertical Follow up and adjust vertical scale without changing horizontal setting Horizontal Follow up and adjust horizontal scale without changing vertical setting HORI VERT Follow up and adjust the vertical and horizontal settings em Only show one or two periods T ATY Show Multi period waveforms If you want to measure the two channel signal you can do as the follows 1 Press Autoscale the function menu will appea
50. equency spectrum of nonrepetitive signals and measuring frequency components near DC Use rectangle for measuring transients or bursts where the signal level before and after the event are nearly equal Also use this window for equal amplitude sine waves with frequencies that are very close and for broadband random noise with a relatively slow varying spectrum This is a very good window for resolving frequencies that are very close to the same value with somewhat improved amplitude accuracy over the rectangle window It has a slightly better frequency resolution than the Hanning Use Hamming for measuring sine periodic and narrow band random noise This window works on transients or bursts where the signal levels before and after the event are significantly different This is a very good window for measuring amplitude accuracy but less so for resolving frequencies Use Hanning for measuring sine periodic and narrow band random noise This window works on transients or bursts where the signal levels before and after the event are significantly different This is the best window for measuring the amplitude of frequencies but worst at resolving frequencies Use Blackman Harris for measuring predominantly single frequency waveforms to look for higher order harmonics gt Fig 28 29 30 31 show four kinds of window function referring to sine wave of 1KHz 36 User s Manual of OWON Color Mixed Signal Digital St
51. es Then each time clock occurs the data will be sampled Then sampled data is sent to trigger function block and store in main memory The trigger program checks specific events with the sampled data and take specific action The trigger program can check 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 detected trigger signal and display STOP when data acquisition finished Then you can start to analyze data Data acquisition can be stopped by press F again during the process PAN Note When running status display as RUN TRIG during data acquiring process only F key for operate and other keys or knobs are idle Only till status display as STOP then others operations are working How to observe and analyze the data Follow up below steps to observe and analyze the current data acquired 1 Turn Sec Div knob to adjust the time length for data display in each division to adjust the data resolution displayed 2 Turn Cursor knob to observe more details for the data of current cursor position The data of binary value for current cursor positi
52. essseeeeeeeeees 39 How to Set the Horizontal Syste M einean i R R E E 40 Howtos erropea y e aa aaa a a E 44 IVE th OC COMLEOWOL MSO 022 Ssa aed E A T 44 The triecer control Of MSOTIO Torere e ERREALEN TE EA EE E EER 49 How to Operate the Func Ott Men serseri a a a aa a a 55 How to Implement sampine S COUP cesia vedere Orneneeabsacraseersannde anne 55 FLOW TOs OCU Lie Display Se Ma a a a Geen 58 HOw 10 Save ands cecal a Wave Formi orkid orseeacs ands veteseans vader a cuenswasen nutans te tenes vasentetesvmess we aiekeeinacuets 62 User s Manual of OWON Color Mixed Signal Digital Storage Oscilloscope How to Implement the Auxiliary System Function Setting ccccccccessssssssssssssssssssessssssssssssseeesaaeas 64 How to Implement the Automatic Measurement cccccceeessssssseessesssssssssssesesssssssessssssssssssseeeaaaaas 66 How to Implement the Cursor Measurement 59 51 AGiosiesesa teed celtic dee 68 TAG WO USE AOS AIG cana e E E E A EEE 74 How to Use Executive Buttons ccccccccsssssssseeeeeccccceeceeeeeeaaaaaaaaeseeseeeccccceeeeeesesaaaasasseeeeeeeeeeeeeeeeaaas 76 VO ONCAMMALY FOR ooo os sca cdvecacscechecsanecenssccesaudsseccocccccuensasuaes voccecusendevaseccucseueseauuncccnnsessseudauecceussonecsnes 78 How 10 SCl Satin Sy SUSI ieena saa aaadoude avon A a acoedease ene E RA 78 How toset TIO OCT SV SUC IN yrascld nse aE toca wanendane tase E T EAER 80 HOWO See UMPCS MONG sis ice bas Snes aas std suateaansienhin
53. f Fig 42 Alternate trigger menu When trigger mode as slope setting is same as edge When trigger mode as video setting same as video CH1 to measure a square wave of 10K Hz and CH2 to measure a video signal The alternate setting as below 1 Press Trig menu 2 Press F1 and choose type as Alternate 3 Press F2 and choose source as CH1 4 Press F3 to choose type as Edge 5 Press F4 to choose slope as Rising 6 Press F5 to choose Next menu 7 Press 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 43 48 User s Manual of OWON Color Mixed Signal Digital Storage Oscilloscope OWON M Pos 0 000ns CHI 0 00mu Fig 43 Alternate trigger Oscillogram The trigger control of MSO7102T There are two trigger modes single trigger and alternate trigger Single trigger Use a trigger level to capture stable waveforms in two channels simultaneously Alternate trigger Trigger synchronous signals steadily The two channels could ac
54. face introduction How to acquire data How to observe and analyze the data Display system Trigger system Threshold voltage system Sampling system User s Manual of OWON Color Mixed Signal Digital Storage Oscilloscope Introduction to the Front Panel and the User s Interface of the MSO series Oscilloscope When you get a new type oscilloscope you should get acquainted with its front panel at first and the MSO series mixed digital storage oscilloscope is no exception This chapter makes a simple description of the operation and function of the front panel of the MSO series mixed oscilloscope enabling you to be familiar with the use of the MSO series mixed oscilloscope in the shortest time 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 respectively through which you can set the different options for the current menu The other pushbuttons are function buttons through which you can enter different function menus or obtain a specific function application directly Front panel Fig 1 Front panel overview 1 Power on off 2 Display area 3 Control key and knob area 4 Uslot 5 LA sig
55. fference between Signals of two Channels Example Test the phase change of the signal after it passes through a circuit network Connect the oscilloscope with the circuit and monitor the input and output signals 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 l Set the probe menu attenuation coefficient for 10X and that of the switch in the probe for 10X Connect the probe of channel 1 to the input of the network and that of Channel 2 to the output of the network Push down the AUTOSET button with the oscilloscope turning on the signals of the two channels and displaying them in the screen Adjust the VOLTS DIV knob making the amplitudes of two signals equal in the rough Push down the DISPLAY button and recall the DISP SET menu Press the F3 menu selection button and choose XY for Format The oscilloscope will display the input and terminal characteristics of the network in the Lissajous graph form Adjust the VOLTS DIV and VERTICAL POSITION knobs optimizing the 107 User s Manual of OWON Color Mixed Signal Digital Storage Oscilloscope wave form 9 With the elliptical oscillogram method adopted observe and calculate the phase difference see Fig 113 The signal must be centered and kept in the horizontal direction Fig 113 Lissajous Graph Based on the expression sin A B or C D wher
56. g 19 26 User s Manual of OWON Color Mixed Signal Digital Storage Oscilloscope Advanced User Guidebook Up till now you have already been familiar with the initial operations of the functions of the function areas buttons and knobs in the front panel of the MSO series oscilloscope Based the introduction of the previous Chapter the user should have an intimate knowledge of the determination of the change of the oscilloscope setting through observing the status bar If you have not been familiar with the above mentioned operations and methods yet we advise you to read the section of Chapter One Junior Users Guidebook This chapter will deal with the following topics mainly Digital Storage Oscilloscope How to Set the Vertical System How to Set the Horizontal System How to Set the Trigger System How to Implement the Sampling Setup How to Set the Display System How to Save and Recall Wave Form How to Implement the Auxiliary System Function Setting How to Implement the Automatic Measurement How to Implement the Cursor Measurement How to Use Autoscale function How to Use Executive Buttons Logic analyzer How to set sampling system How to set trigger system How to set threshold How to set display system How to set BUS How to measure How to save and recall How to use USB Mass storage device to storage How to search How to review setting info How to use cursor measurement 27 User s Manual of OW
57. gger position 2 Search specified value in BUS Searching BUS menu as below BUSO BUS3 Choose searching BUS Ox0000 Oxffff Can be set discretionarily between 0x0000 and Code type HEX Oxffff HEX or between 0 and 65535 DEC 0 65535 DEC according to the bus and code setting Previous Be Search the matched value prior to current cursor Search the matched value after current cursor For example follow up below steps to search the data of 0x18 values in BUSO A Press 2 SEARCH and menu appears B Press FT till target display as BUS C Press F2 till BUS SEL as BUSO 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 96 User s Manual of OWON Color Mixed Signal Digital Storage Oscilloscope E Press F3 again and red background for value under code is disappeared and value setting finished Repeat operation of steps D E if need to modify the value F Press F and choose Previous to searching the matched value prior to current cursor Cursor will stop in this value 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 searching the matched value after current Cursor Fig 102 Search Bus 3 Searching target is pat
58. gital 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 condition to generate trigger Edge trigger menu refer to Fig 80 Falling Fig 80 Edge trigger menu 80 User s Manual of OWON Color Mixed Signal Digital Storage Oscilloscope Edge trigger function menu as below Signal choice CHOO CHOF CHO00 CHOF can be set as trigger resource Rising Trigger on the rising edge Slope Falling Trigger on the falling edge Either Trigger either on rising edge or falling edge For example to measure a 3 lines SPI signal which includes enable clock and data The data get into effective when enable is low voltage We use CHO0 CHO1 CH02 to measure the data CH0O0 to measure enable signal CHO1 and CH02 to measure clock and data Trigger setting steps as below A Press Trigger menu and menu appears B Press FT 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 refer to Fig 81 and ready for data acquisition owon Edge Falling Fig 81 Edge trigger setting 2 BUS trigger set BUS a
59. h Carry eee ee ee to ne ee en ee Bitmap lee lee lel lel Battery i l i Off CH1 10v CHZ 30 0mu M 300us CHI 15 2y CH1 999 922Hz Fig 58 Display in Dots form Persist When the Persist function is used the persistence display effect of the picture tube oscilloscope can be simulated the reserved original data is displayed in fade color and the new data is in bright color With the F2 menu selection button different persistence time can be chosen Isec 2sec S5sec Infinite and Closed When the 59 User s Manual of OWON Color Mixed Signal Digital Storage Oscilloscope Infinite option is set for Persist time the measuring points will be stored till the controlling value is changed see Fig 59 Fig 59 Infinite Persistence 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 follows The Vertical VOLTS DIV and the Vertical POSITION knobs of Channel lare used to set the horizontal scale and position The Vertical VOLTS DIV and the Vertical POSITION knobs of Channel 2 are used to set the vertical scale and position continuously The following functions can n
60. he following table Trigger Coupling 76 Bandwidth User s Manual of OWON Color Mixed Signal Digital Storage Oscilloscope Trigger Slope Trigger Level Mid point Setting Trigger Mode Display Format RUN STOP Enable or disable the waveform sampling Notice Under the Stop state the vertical division and the 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 Insert U disk into USB port then press COPY key and you can save the waveform data into the U disk There is two formats available for choice Vector format and Bitmap which the corresponding name will be WAVE1 BIN WAVE2 BIN WAVE3 BIN or WAVE1 BMP WAVE2 BMP WAVE3 BMP Then you can open the files in computer by connecting USB disk to computer Noted During the U disk saving procedure some notes such as Waveform saving Waveform saved USB already connected USB connection interrupt etc will be prompted 71 User s Manual of OWON Color Mixed Signal Digital Storage Oscilloscope Logic analyzer How to set sampling system Sampling system is to set sample rate storage depth and filter Different sampling setting will result in different measure results In the
61. he noise may cause a failure in 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 signal can be observed with the peak detection See Fig 111 Fig 111 Wave Form of the Signal Containing Noises Separate Noises from the Signal When analyze the wave form of a signal you should remove the noise contained in it For the reduction of the random noise in the oscilloscope display please 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 Shown as follows after the noise is removed the burrs on the rising and falling edges appear see Fig 112 106 User s Manual of OWON Color Mixed Signal Digital Storage Oscilloscope Fig 112 Wave Form of the Noise Removed Signal Example 5 Application of X Y Function Examine the Phase Di
62. hich includes Vamp Measurement and Freq Measurement at the mode of FFT shown as Fig 73 Fig 73 CURS MEAS Menu The description of the cursor measurement menu is shown as the following table 71 User s Manual of OWON Color Mixed Signal Digital Storage Oscilloscope Setting OFF Switch off the cursor measurement Type Vamp Display the Vamp measurement cursor and menu Freq Display the Freq measurement cursor and menu MATH FFT Display the channel for the cursor measure Delta Read the difference between cursors Read the position of Cursor 1 the Freq is read Cursor 1 with reference to the start point of freq spectrum and the Vamp is to the cursor F Read the position of Cursor 2 the Freq is read Cursor 2 with reference to the start point of freq spectrum and the Vamp is to the cursor F 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 Vamp cursor measurement 1 Press CURSOR and recall the CURS MEAS menu 2 Press F1 and choose Vamp for Type with two purple dotted lines displayed along the horizontal direction of the screen indicating CURSORI and CURSOR2 3 Adjust the positions of CURSORI and CURSOR2 according to the measured waveform with the absolute value of the Vamp amplit
63. igger Video trigger and alternate trigger Press F1 to switch among different triggers Edge when trigger input follow up certain direction to specify level then edge trigger happen Video Take field line trigger to video signal Alternate Stabilize trigger un synchronous signal Edge Edge trigger is to trigger in the trigger voltage value of input signal edge When choose Edge trigger in rising or falling of input signal Edge menu refer to Fig 33 z i g l Fig 38 Edge trigger menu 44 User s Manual of OWON Color Mixed Signal Digital Storage Oscilloscope Edge menu Sau MENU SETTING INSTRUCTION E S Trigger in signal rising edge Slop i l E S Trigger in signal falling edge CHI Select CH1 as the trigger source CH2 Select CH2 as the trigger source Source EXT Ext trigger EXT 5 Ext trigger divides to 5 and extends trigger level range AC LINE AC Line as resource trigger signal Rate Acquire waveform whatever detect trigger condition or not u Only acquire waveform when match trigger condition Normal y acd BE Only acquire waveform for single time when detect trigger condition then stop Back to previous menu frequency portion pass Not allow low frequency of signal pass and only high Not allow DC portion to pass Allow all portion pass Not allow high frequency of signal pass and only low frequency portion pass 0 2 1 0div Sensitivity from 0 2 1 0 Div Holdo dott 1 100m5 10s O
64. in or from which the WAVE C D waveform is saved or can be get access to Save the wave form of the source in the Save selected address OFF Switch on or off the display of the stored CHA ON waveform Save and Recall the Wave Form The 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 address 3 Press the F3 menu selection button and save the waveform 4 Press the F4 menu selection button and choose ON for CH A The stored wave 62 User s Manual of OWON Color Mixed Signal Digital Storage Oscilloscope form A will be displayed in the screen The voltage level and time base level will also be shown at the upper left corner of the display area at the same time see Fig 63 OWON T M Pos 0 000ns WAVE SAVE Save A 20v 5 00us Source CH1 CH1 20y CHe Su H 5 0us CHI 3 20u CH1 99 9673KHz Fig 63 Wave Saving OWON Auto M Pos 125 0KHz WAVE SAVE T i J D FFT dB 25KHz DIV 500KS s Source Math FFT WANE D Save CH D ON CH1 20d5 2uKHz DIY SO0KSs EXT 0 00my Fig 64 FFT wave Saving 63 User s Manual of OWON Color Mixed Sig
65. in the memory The recorded data will display in error if the sample rate is too lower Below figures explains how sample rate influence the waveform recorded in LA Example 1 Slow clock Onginal waveform OT F l Sample clock i i bb et bb td i Displayad waveform ot Ua Example 2 Fast clock Orginal waveform Sample clock Displayed waveform Fig 18 There is an importance compromise between recorded signal resolution and its continuance relate to time The sample memory depth of LA is fixed and once adding sample rate then resolution will get better accordingly But it will decrease 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 appears 2 Press F1 or turn CH1 Volts div knob till sample rate setting display as 10M 3 Press F2 till storage depth display as General Sampling system setting finished ref to the fig Then press F and start to sampling data Display show as fig 19 when sampling finished User s Manual of OWON Color Mixed Signal Digital Storage Oscilloscope General Fi
66. is to take MSO7102T model as an example Example 1 Measurement of Simple Signals Observe an unknown signal in the circuit and display and measure rapidly the frequency and peak to peak value of the signal 1 l Zi 3 Carry out the following operation steps for the rapid display of this signal Set the probe menu attenuation coefficient as 10X and that of the switch in the probe switch as 10X Connect the probe of Channel 1 to the measured point of the circuit Push down the AUTOSET button The oscilloscope will implement the AUTOSET to make the wave form optimized based on which you can further regulate the vertical and horizontal divisions 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 3 Press the F2 F3 F4 and F5 menu selection buttons and choose CH1 4 Press the F1 menu selection button again and choose Type with the Type menu displayed 5 Press the F2 menu selection button and choose Freq 6 Press the F3 menu selection button and choose Period 7 Press the F4 menu selection button and choose Mean 8 Press the F5 menu selection butt
67. ixed Signal Digital Storage Oscilloscope F A Q 1 In the case of that the oscilloscope is still in the black screen state without any display after the power is switch on implement the following fault treatment procedure Check whether the power connection is connected properly Check whether the power switch is pushed down to the designated position Restart the instrument after completes the checks above If this product still can not work normally please get in touch with Lilliput and we will be under your service 2 After acquiring the signal carry out the following operations if the wave form of the signal is not displayed in the screen Check whether the probe is properly connected to the signal connecting wire Check whether the signal connecting wire is correctly connected to the BNC namely the channel connector Check whether the probe is properly connected with the object to be measured Check whether there is any signal generated from the object to be measured the trouble can be shot by the connection of the channel from which there is a signal generated with the channel in fault Make the 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
68. l bandwidth when the triggering mode is edge triggering it is a one channel cymometer and it can only measure the frequency of the triggering channel When the triggering mode is alternating triggering it is a two channel cymometer and it can measure the frequency of two channels Note only the model of MSO7102T support the cymometer function How to implement the General Inspection After you get a new MSO series oscilloscope it 1s recommended that you should make a check on the instrument according to the following steps 1 Check whether there is any damage caused by transportation If it 1s found that the packaging carton or the foamed plastic protection cushion has suffered serious damage do not throw it away first till the complete device and its accessories succeed in the electrical and mechanical property tests 2 Check the Accessories The supplied accessories have been already described in the Appendix B Accessories of this Manual You can check whether there is any loss of accessories with reference to this description If it is found that there is any accessory lost or damaged please get in touch with the distributor of LILLIPUT responsible for this service or the LILLIPUT s local offices 3 Check the Complete Instrument If it is found that there is damage to 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 di
69. ll out the WAVE MATH menu 2 Press the F5 selection button to turn to Page2 Press F3 to choose FFT 3 Press F1 to turn on off FFT after entering FFT menu and please note that FFT is prohibited in Window setting mode The green waveform F is shown in the screen after calculation 4 Press F2 selection button to switch over source channel CH1 and CH2 5 Press F3 button to select WINDOW including Rectangle Hamming Hanning and Blackman 6 Press F4 to choose the Format as dB or Vrms 7 Press F5 to zoom in or out the wave of the multiple including 1 2 5 10 8 Adjust the Horizontal knob in horizontal control zone to move the waveform and the shown frequency of M Pos is the exact frequency of the cursor point in the middle of spectrum 9 Turn off FFT and then press math menu button to go back to the second page of wave math Selecting an FFT Window W The FFT feature provides four windows Each one is a trade off between frequency resolution and magnitude accuracy What you want to measure and your source signal characteristics help you to determine which window to use Use the following guidelines 35 User s Manual of OWON Color Mixed Signal Digital Storage Oscilloscope to select the best window This is the best type of window for resolving frequencies that are very close to the same value but worst for accurately measuring the amplitude of those frequencies It is the best type for measuring the fr
70. ly acquire waveform for single time when detect trigger condition then stop AC Not allow DC portion to pass DC Allow all portion pass Coupling HF Not allow high frequency of signal pass and only low frequency portion pass LF Not allow low frequency of signal pass and only high frequency portion pass Holdoff 100ns Turn TRIG LEVEL knob to set time slot before another 10s trigger event Holdoff Reset hold time to 100ns Reset Follow up below step to set CH1 as rising slope edge trigger and trigger mode is auto 50 User s Manual of OWON Color Mixed Signal Digital Storage Oscilloscope coupling is DC 1 Press Trig menu 2 Press F1 to choose type as Single 3 Press F2 to choose source as CH1 4 Press F3 to choose mode as Edge 5 Press F4 to choose slope as Rising Display as Fig 45 6 Press F5 to choose Next menu 7 Press F2 to choose trigger mode as Auto 8 Press F3 to choose coupling as DC 9 Press F4 menu button to select Holdoff use trig level knob to adjust Holdoff OWON Tooo c M Pos 0 000ns TRIG MODE Type Single Sg PERE a a Source CH1 Mode Edge l i i Slope l 1 2 CHi Su CH2 iy M 20 ns _ CH1 0 00mu CH1 20 0999MHz Fig 45 Edge trigger Rising Wave the first menu OWON rig M Pos 0 000ns TRIG MODE lt _ 2 2 Trig Mode Auto Coupling
71. mode display as Data Width C Press F2 till signal resource display as BUSO D Press F3 and data in code type as red background and green digital indicator on then insert data value 0X99 Press F3 again and red background disappeared Repeat operation of step D if setting error or need to be modified E Press F and duration in menu setting window correspond to F4 display red background Turn CH1 Volts Div knob and set duration as 50ns F Press F5 till qualifier display as gt G Turn Trigger level adjust knob or press set 50 till trigger position display as NEXT T POS 50 Then duration trigger setting finished refer to Fig 91 and ready for data acquisition 88 User s Manual of OWON Color Mixed Signal Digital Storage Oscilloscope Data Width Fig 91 Data width trigger How to set threshold 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 92 HO4 CHOF Custom Fig 86 Threshold setting menu 89 User s Manual of OWON Color Mixed Signal Digital Storage Oscilloscope Threshold menu function as below CH00 CHO03 CH04 CH07 16 channels can be divided into 4 groups to have CH08 CHOB individual setting CHOC
72. n difference in memory area by cursor measurement Time Position Fig 105 Cursor measurement menu Cursor measurement time menu as below Setting Time The time difference between two cursors Increment Frequency The frequency difference between two cursors The time display of cursor 1 corresponds to trigger position The time display of cursor 2 corresponds to trigger position Follow up below steps to measure data pulse frequency in CHOO 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 position in falling edge of CHOO 4 Turn CH2 POSITION knob and set Cursor 2 position in next falling edge of CHOO 5 Now the time increment display between two cursors is 200us and frequency is 5KHz The time display of Cursor 1 correspond to trigger position is 780us in F3 The time display of Cursor 2 correspond to trigger position is 580us in F4 99 User s Manual of OWON Color Mixed Signal Digital Storage Oscilloscope Time Fig 106 Cursor time measurement Cursor measure position menu as below Display M1 M2 The position difference between two cursors in memory area The position of cursor 1 corresponds to trigger in memory area Position The position of cur
73. nal Digital Storage Oscilloscope How to Implement the Auxiliary System Function Setting Press the UNTILITY button and the menu is displayed in the screen as Fig 65 Fig 65 Function Menu The description of the Auxiliary Function Menu is shown as the following table Setting System Status Display the system function menu Recall Factory a Call out the factory settings Do Self Cal E Carry out the self calibration procedure English system Do Self Cal Self Calibration The self calibration procedure can improve the accuracy of the oscilloscope under the ambient temperature to the greatest extent If the change of the ambient temperature is up to or exceeds 5C 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 Cal After confirming it is all set push down F3 button and choose Do Self Cal entering the self calibration procedure of the instrument SYS STAT System State Press the F1 menu selection button and choose SYS STAT item The menu pops up in the screen as Fig 66 64 User s Manual of OWON Color Mixed Signal Digital Storage Oscilloscope Fig 66 SYS STAT Menu The SYS STAT menu is described as the following table Setting Horizontal Show the horizontal parameter of th
74. nal input 6 DSO signal input 7 Measurement signal output User s Manual of OWON Color Mixed Signal Digital Storage Oscilloscope 8 Power and charging indication Green light indicate AC supply and battery full charged yellow light indicate under charging Fig 2 Keys Overview 1 Menu option setting F1 F5 2 Switch Switch includes two keys and one knob Press OSC LA to switch between DSO and LA For DSO cursor knob and info key are idle But the cursor knob takes effect in magnifying or minifying the waveform after FFT operation when the mode is FFT 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 5 keys are idle and 6 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 keys and 4 knobs For DSO CH1 menu and CH2 menu correspond to setting menu in CH1 and CH2 Wave Math key refer to math menu the math menu consists of six kinds of operations including CH1 CH2 CH2 CH1 CH1 CH2 CH1 CH2 CH1 CH2 and FFT Two Vertical position knobs control the vertical position of CH1 CH2 and two Volts Div knob control voltage scale of CH1 CH2 User s Manual of OWON Color Mixed Signal Digital Storage Oscilloscope For LA CH1 menu
75. ndwidth 66MHz MSO7102T Input impedance 660K Q 5 15 5pF Threshold level 6V 6V Input signal range 30V 30V Trigger position setting Pre trigger mid trigger re trigger Edge trigger Bus trigger Pattern trigger Sequential Trigger Mode queue data Distributed queue trigger Data width queue trigger 115 User s Manual of OWON Color Mixed Signal Digital Storage Oscilloscope General Technical Specifications Display Model MSO50228S MSO7102T 7 8 Colored LCD Liquid 8 Colored LCD Liquid Crystal Display Crystal Display Display Resolution Display Colors 65536 colors TFT screen Output of the Probe Compensator Output Voltage About 5V with the Peak to Peak value equal to or greater Typical than IMQ of load Frequency Typical Square wave of 1KHz Power Mains Voltage lt 18W MSO7102T Fuse Environment Display Type Working temperature 0 C 40 C Storage temperature 20 C 60 C Relative Humidity Temperature Height Operating 3 000 m Non operating 15 000 m Cooling Method Mechanical Specifications 2 2 kilogram Interval Period of Adjustment One year is recommended for the calibration interval period 116 User s Manual of OWON Color Mixed Signal Digital Storage Oscilloscope Appendix B Enclosure Standard Accessories Passive probe 2 1 2 m 1 1 10 1 OL 16 LA measurement module CD x 1 PC link application software RS232
76. ns 105 100ns 108 TP IRG LEVEL knob to set time slot before another trigger event Forani E Reset hold time to 100ns Reset Follow up below step to set CH1 as rising slope edge trigger and trigger mode is auto coupling is DC 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 39 6 Press F5 to choose Next menu 7 Press F2 to choose coupling as DC 8 Press F3 till Sensitivity display as 0 5div 9 Press F4 menu button to select Holdoff use trig level knob to adjust Holdoff 45 User s Manual of OWON Color Mixed Signal Digital Storage Oscilloscope Fig 39 Edge trigger Rising Wave Video Choose Video and trigger in field line of NTSC PAL standard video signal Trig menu refer to Fig 40 E m PAL SECAM Fig 40 Video trigger menu Video trigger menu MENU SETTING INSTRUCTION Polarit Normal For low video signal of black voltage level 7 Reverse For high video signal of black voltage level Select CH1 as the trigger source Source Select CH2 as the trigger source Ext trigger 46 User s Manual of OWON Color Mixed Signal Digital Storage Oscilloscope P EXT 5 Ext trigger divide to 5 to extend trigger level range Line Synch
77. nu selection buttons the trigger setting can be 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 1t 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 mid point values of the amplitude of the trigger signal 4 Press the FORCE TRIG button to force a trigger signal which is mainly applied to the Normal and Single trigger modes 5 The SET TO ZERO button is used to reset the trigger horizontal position User s Manual of OWON Color Mixed Signal Digital Storage Oscilloscope Logic Analyzer LA input connection Insert the plug of OL 16 LA module 50P into the LA signal input on front panel and fix two screws Then 16 channel clamp of OL 16 LA connect to target signal and ready for measurement User interface introduction 15 lf 16 15 14 Le le Ll Fig 12 User interface of logic analyzer 1 Channel and Bus indicate display current working channel and bus 2 Channel binary value display display binary system value for the channel position in current cursor o 3 Battery powers indicate indicate battery power when battery inside 4 Decimal system value indicate the position of current cursor
78. olor Mixed Signal Digital Storage Oscilloscope OWON 7 M Pos 0 000ns CH1 SETUP Coupling A ee ee ESE DC ee es peee peee eee e Band Limit OFF 100MHz2 Channel ON l i l i Probe ee ah ee a a a ee 10 X tt Inverted CH1 2u CH2 20 0mu M 500us CHI 2 56u CH1 1 00000KHz Fig 25 Wave Form not inverted OWON T M Pos 0 000ns CH1 SETUP a DC Band Limit OFF 100MHz Channel ON Probe 10 X Inverted CH1 Zu CH2 Z0 mu M 500us CH1 Z 56u CH1 1 00000KHz Fig 26 Wave Form Inverted Implementation of Mathematical Manipulation Function The Mathematical Manipulation function is used to show the results of the additive multiplication division and subtraction operations between Channel 1 and Channel 2 and the FFT operation of CH1 or CH2 The corresponding FCL Functional Capabilities List of the Wave Form Calculation Setting 33 User s Manual of OWON Color Mixed Signal Digital Storage Oscilloscope CH1 CH2 Subtract the Channel 2 wave form from the Channel 1 wave form CH2 CH1 Subtract the Channel 1 wave form from the Channel 2 wave form CH1 CH2_ Add the Channel 1 wave form to the Channel 2 CH1 CH2 Multiply Channel 1 wave form by Channel 2 wave form CH1 CH2 Channel 1 wave form is divided by the Channel 2 wave form FFT Waveform of Corresponding FFT operation Taking the additive operation between Channel and Channels 2 for example the ope
79. on and choose Pk Pk Then the frequency cycle mean and peak to peak value will present in the menu and change periodically see Fig 108 102 User s Manual of OWON Color Mixed Signal Digital Storage Oscilloscope OWON M Pos 0 000ns CHI 2 56y Fig 108 Waveform of Automation Measurement Example 2 Gain of the Amplifier in the Metering Circuit Set the probe menu attenuation coefficient as 10X and that of the switch in the probe as 10X Connect the oscilloscope CH1 channel with the circuit signal input end and the CH2 channel to the output end Operation Steps l oT ee r A o a Push down the AUTOSET button and the oscilloscope will automatically adjust the waveforms of the two channels into the proper display state Push down the MEASURE button to show the MEASURE menu Press the F1 menu selection button and choose Source Press the F2 menu selection button and choose CH1 Press the F3 menu selection button and choose CH2 Press the F1 menu selection button again and choose Type Press the F2 menu selection button and choose Pk Pk Press the F3 menu selection button and choose Pk Pk Read the peak to peak values of Channel 1 and Channel 2 from the displayed menu see Fig 109 103 User s Manual of OWON Color Mixed Signal Digital Storage Oscilloscope 11 Calculate the amplifier gain with the following formulas Gain Output Signal Input signal Gain db 20xlog gain Fig 109 Wav
80. on display in binary system area and power on measure menu then bus value for current cursor position will display in measurement window 3 Turn horizontal position knob can move the current displayed data to left right position in storage area quickly We will use a simple measurement example to explain the primary setting for LA measurement 21 User s Manual of OWON Color Mixed Signal Digital Storage Oscilloscope We need to measure a three lines SPI signal three signals are enable clock and data Clock is in effect when enable is low clock data and clock frequency is 1M data width is 32 digits every clock corresponds to one data Signal voltage is 3 3V Display systems We need only three channels as what we measure is 3 signals And other channel and bus can be off In this way the display resolution in using channel will be increased Display system mainly to set on off for measure channel We use CHO0 CH0O1 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 FI 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 operation of steps 3 4 and set CHO1 CH02 as ON and CH03 CHOF as OFF Refer to Fig 13 5 Press FT till sources display
81. on with the sequence of 1 2 5 The vertical sensitivity goes up when the knob 1s rotated clockwise and goes down when the knob is rotated anticlockwise 3 When the vertical position of the channel wave form is adjusted the screen shows the information concerning the vertical position at the lower left corner see Fig 32 39 User s Manual of OWON Color Mixed Signal Digital Storage Oscilloscope MN Pos 6 6000ns Fig 32 Information about Vertical Position How to Set the Horizontal system The HORIZONTAL CONTROLS includes the HORIZONTAL NENU button and such knobs as HORIZONTAL POSITION and SEC DIV l HORIZONTAL POSITION knob this knob is used to adjust the horizontal positions of all channels include those obtained from the mathematical manipulation the analytic resolution of which changes with the time base SEC DIV knob it is used to set the horizontal scale factor for setting the main time base or the window HORIZONTAL MENU button with this button pushed down the screen shows the operating menu see Fig 33 40 User s Manual of OWON Color Mixed Signal Digital Storage Oscilloscope Fig 33 Time Base Mode Menu The description of the Horizontal Menu is as follows Setting The setting of the horizontal main time base is Main Time Base l used to display the wave form Set Window A window area is defined by two cursors This function is forbidden at the FFT mode disable Zone Window The
82. ontact the qualified maintenance personnel for check Keep a good ventilation condition Please consult the detailed installation instruction in the user s manual so that this product can be erected correctly keeping it under a good ventilation condition Please do not make any operations in a moist environment Please do not make any operates in an explosive environment User s Manual of OWON Color Mixed Signal Digital Storage Oscilloscope Keep the products surface clean and dry Safety Terms and Symbols Safety Terms Terms in this manual The following terms may appear in this manual A Warning A warning statement indicates the conditions and actions which may endanger the life safety damage to this product or other property Note A note statement indicates the conditions and actions which may cause 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 Safety Symbols Symbols on the product The following symbol may appear on the products A 7 High Voltage Please Consult the Manual Protective Ground End Earth End on the Shell Grounding End for Measurement User s Manual of OWON Color Mixed Signal Digital Storage O
83. orage Oscilloscope OWON STOP M Pos 1 030KHz FFT l PET ON source CH1 Windo 1eBlackma Format dB FT zoom x2 CH1 20dB 125Hz DIV 5KS s Fa CHi 1 03048KHz Fig 28 Blackman window OWON STOP M Pos 1 030KHz FFT FFT ON source CH1 Window Hammin Format dB CH1 20dB 25Hz DIV 5KS s Fa CH1 1 02973KHz Fig 29 Hamming window 3l User s Manual of OWON Color Mixed Signal Digital Storage Oscilloscope OWON STOP M Pos 1 030KHz FFT EFT ON be Sot Bak ite sea re BOS aah GR iy ee oh GUN Dice teehee TEN cays wate ike WI tee oe cota Se eee haa GR auteur oe hae ide joule fare ies dis AG cuit Ak te CH1 e ee foina Rectangle Format CH1 20dB 250Hz D1I 5KS s Fg CH1 1 03178KHz Fig 30 Rectangle window OWON amp TOP Pos 1 030KHz l FFT Source CH1 Window Hanning Format dB FT Zoo x5 CH1 204E 50Hz DIV 5KS s ff CHi 1 02993KHz Fig 31 Hanning window Quick Tips If desired use the zoom feature to magnify the FFT waveform Use the default dBV RMS scale to see a detailed view of multiple frequencies even 1f they have very different amplitudes Use the linear RMS scale to see an overall view of how all frequencies compare to each other Signals that have a DC component or offset can cause incorrect FFT waveform 38 User s Manual of OWON Color Mixed Signal Digital Storage Oscilloscope component magnitude values To minimize the DC
84. ot work in the XY Format Reference or digital wave form Cursor Time base control Trigger control Operation steps l A Press the DISPLAY button and call out the Display Set Menu Press the F3 menu selection button and choose the form as XY The display format is changed to be XY mode see Fig 60 60 User s Manual of OWON Color Mixed Signal Digital Storage Oscilloscope OWON Trig d DISP SETUP E Type a OFF Format Carry Bitmap Battery Of f CHi 5v CHZ Sy XY MODE Fig 60 XY Display Mode At the mode of FFT if switching YT to XY FFT MODE is unavailable prompts as Fig 61 OWON dM Pos 12 50kHz DISP SETUP Type fee o OFF Format YT AEN ON IEA SEa US CEA UURS ANE OEA E S OS S E A SA CE PO ee ie IES AS SS A A I D T S US E E E S a VAS a SIS A 2 I ah Carry ae SEA SEMEA Bitmap Battery On 2 oKHz DIV 125K5 s lt CH1 0 00my CH1 10 0002KHz Fig 61 FFT mode XY Format Disable 6l User s Manual of OWON Color Mixed Signal Digital Storage Oscilloscope How to Save and Recall a Wave Form Press the SAVE RCL button you can save and call out the waveforms in the instrument The menu displayed in the screen is shown as Fig 62 Fig 62 Wave Form Save Menu The description of the Wave Form Save Menu is shown as the following table Setting CH1 Source CH2 Choose the wave form to be saved MATH OFF A B Choose the address
85. quire the waveforms when the CH1 and CH2 are inputting two different frequency signals Single trigger Single trigger mode have edge trigger and video trigger you can see different trigger type for two vertical channels in this menu Edge Trigger It happens when the trigger input passes through a given level along the set direction Video Trigger Carry out the field or line video trigger of the standard video signal The Edge and Video Trigger menus are described respectively as below Edge Trigger Under the Edge Trigger mode a trigger happens in the trigger threshold value of the input signal edge When the Edge Trigger is selected a trigger will occur in the rising or falling edge of the input signal The Edge Trigger Menu is shown as Fig 44 49 User s Manual of OWON Color Mixed Signal Digital Storage Oscilloscope t y 7 H de O 17 Fig 44 Edge trigger menu Edge menu list MENU SETTING INSTRUCTION Select CH1 as the trigger source Select CH2 as the trigger source Source Ext trigger Ext trigger divides to 5 and extends trigger level range AC LINE AC Line as resource trigger signal Set vertical channel trigger type for edge trigger Slo Rising Trigger in signal rising edge P Falling Trigger in signal falling edge neste a Back to previous menu Auto Acquire waveform whatever detect trigger condition or not Trigger Normal Only acquire waveform when match trigger condition mode Single On
86. r on the right of the screen 2 Press F1 and choose ON 3 Press F2 and choose Horizontal Vertical for Mode item 4 Press F3 and choose UU W for Wave item Then the wave is displayed in the screen shown as Fig 76 74 User s Manual of OWON Color Mixed Signal Digital Storage Oscilloscope OWON Ten M Pos 0 000ns AUTO SCALE l l i l Autoscale Bf AP AP AP Af Si ES A LO ee A EO AOO 10E Wave ar VR SI oe e en ET Eo ee oe O S a E E N e S e e o a S OO er I i a a ET ah a eR Ae GA ah ok WW CH1 50v CH2 50y M 500us lt CH1 0 00mu CH1 1 00591KHz CHZ 1 94236KHz ES Fig 76 Autoscale Horizontal Vertical multi period waveforms OWON T M Pos 0 000ns AUTO SCALE Autoscale a a a EE FOR VERT Wave 1 RS a Ee ESI A peal OR SE IE Sa Se SI SAIS OD ID TR SR SAI SN eG OGD ci OB ST GI SS GMI GI OR Rs PIES GB i ANS Se S CBD cis Pe ELS oe CH1 50u CH 50y M 100us lt CH1 0 00mu CH1 1 00591KHz CH 1 94236KHz i Fig 77 Autoscale Horizontal Vertical mono period waveform Note 1 Entering into Autoscale function and flicker will be on the top left corner flicker every 0 5 second 2 At the mode of Autoscale the oscilloscope can self estimate Trigger Type Edge Video and Alternate and mode Edge Video If now you press Trigger mode or 12 User s Manual of OWON Color Mixed Signal Digital Storage Oscilloscope Type the forbidden information will displ
87. ral seconds see Fig 4 MN Pos 6 6000ns CHI 2 56 Fig 4 Auto set Check CH2 by repeating Step 2 and Step 3 How to Implement the Probe Compensation When connect the probe with any input channel for the first time make this adjustment to match the probe with the input channel The probe which is not 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 14 User s Manual of OWON Color Mixed Signal Digital Storage Oscilloscope channel If a probe hook tip is used ensure that it keeps in close touch with the probe Connect the probe tip with the signal connector of the probe compensator and connect the reference wire clamp with the ground wire connector of the probe connector and then press the button 7 AUTOSET 2 Check the displayed wave forms and regulate the probe till a correct compensation is achieved see Fig 5 and Fig 6 Overcompensated Compensated correctly Under compensated Fig 5 Displayed Wave Forms of the Probe Compensation 3 Repeat the steps mentioned if necessary Fig 6 Adjust Probe How to Set the Probe Attenuation Coefficient The probe has several attenuation coefficients which will influence the vertical scale
88. ration steps are as follows 1 Press the MATH MENU 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 27 Fig 27 Wave Form resulted from CH1 CH2 Mathematical Manipulation Using FFT function An FFT breaks down signals into component frequencies which the oscilloscope uses to display a graph of the frequency domain of a signal as opposed to the oscilloscope s standard time domain graph You can match these frequencies with known system frequencies such as system clocks oscillators or power supplies FFT in this oscilloscope can transform 2048 points of the time domain signal into its frequency components and the final frequency contains 1024 points ranging from OHz to Nyquist frequency The following table describes the FFT menu 34 User s Manual of OWON Color Mixed Signal Digital Storage Oscilloscope Turn on FFT function FFT Turn off FFT function Select CH1 as FFT source Source Select CH2 as FFT source Rectangle Blackman Window Select window for FFT Henning Hamming Select dB for Format Format Select Vrms for Format Set multiple 1 Set multiple 2 Zoom Set multiple 5 Set multiple 10 Taking the FFT operation for example the operation steps are as follows 1 Press the MATH MENU button and ca
89. ronic trigger in video line Field Synchronic trigger in video field Odd Field Synchronic trigger in video odd filed Even Field Synchronic trigger in video even field Designed Line Synchronic trigger in designed video line Bo ee e previusmens NTSC MODU PAL SECAM Video format setting lt EL k l fi Holdoff 100ns 10s Turn IRIG LEV nob to set time slot before another trigger event Holdoff Reset Follow up below steps to set CH1 as video trigger 1 Press Trig menu Reset hold time to 100ns 2 Press F1 to choose mode as Video 3 Press F2 to choose slope as Normal 4 Press F3 to choose source as CH1 5 Press F4 to choose synchronization as Field refer to Fig 41 6 Press F5 to Next menu 7 Press F2 to chose modulation as NTSC 8 Press F3 menu button to select Holdoff use trig level knob to adjust Holdoff OWO H Hi Poz in Bas uf CHL Ald CH1 0 72 lot hp Ros Fig 41 Video field trigger Oscillogram 47 User s Manual of OWON Color Mixed Signal Digital Storage Oscilloscope Alternate trigger Trigger signal come from two vertical channels 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 A ma BS 1 2 1
90. s trigger source and make data on BUS as the trigger condition to make trigger BUS trigger menu refer to Fig 82 81 User s Manual of OWON Color Mixed Signal Digital Storage Oscilloscope Fig 82 Bus trigger menu Bus trigger menu as below BUSO BUS3 BUSO to BUS3 can be set as trigger source 0Ox0000 Oxffff Can be set discretionarily between 0x0000 and Oxffff HEX HEX 0 65535 or between 0 and 65535 DEC according to the bus and DEC code setting Trigger occur when the Bus value equal to the set code Trigger occur when the Bus value is more than or equal to Qualifier the set code Trigger occur when the Bus value is less 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 BUSO to include CH00 CHO07 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 BUSO D Press F3 and data in code type as red background and green digital indicator on then insert data value 18 and set code as 0X18 Press F3 again and red background disappeared Repeat operation of step D if setting error or need to be modified E Press F4 till type display as F Turn Trigger level adjust knob or press
91. scilloscope To avoid body damage and prevent product and connected equipment dam This product can only be used in the specified applications Carefully read the following safety information before using the test tool A Warning To avoid fire or electrical shock if an oscilloscope input is connected to more than 42V peak 30Vrms or on circuits of more than 4800VA please take note of below items Only use accessory insulated voltage probes or test lead Before using oscilloscope please inspect oscilloscope accessories such as probe to see if they are in good condition if not please replace them Remove probes test leads and other accessories that are not necessary use Remove USB cable which connects oscilloscope and computer Please pay special attention when the probe is set as 1 1 and do not apply input voltages above the rating of the instrument because the probe tip voltage will directly transmit to the oscilloscope Do not use exposed metal BNC or banana plug connectors Do not insert metal objects into connectors User s Manual of OWON Color Mixed Signal Digital Storage Oscilloscope General Characteristics of the MSO Series Oscilloscope Digital Storage Oscilloscope Bandwidth available from 25MHz to 1OOMHz Sample Rate available from 100MS s to 1GS s Record length of 6 000 points for each channel Reading out with the cursor Twenty automatic measurement functions Autoscale function Color liquid cryst
92. setting error or need to be modified E Press F4 and add setting value into the trigger queue then info window will display the value of 0X9999 F Repeat the operation of step D E and add 0X9998 0X9997 0X9996 to trigger queue Then info window will display value of 0X9999 0X9998 0X9997 0X9996 G Press F5 and delete the queue value if queue adding in error and add again Code H Turn Trigger level adjust knob or press set 50 till trigger position display as 85 User s Manual of OWON Color Mixed Signal Digital Storage Oscilloscope NEXT T POS 50 Then sequential queue trigger setting finished refer to Fig 87 and data ready for acquisition Sequential Queue Fig 87 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 88 Distributed Queue Fig 88 Distributed queue trigger menu 86 User s Manual of OWON Color Mixed Signal Digital Storage Oscilloscope Distributed queue trigger function as below BUSO BUS3 Select the trigger source from BUSO BUS3 0Ox0000 Oxffff Can be set discretionarily between 0x0000 and Oxffff HEX HEX or between 0 and 65535 DEC according to 0 65535 the bus and code setting
93. sor 2 corresponds to trigger in memory area Follow up below steps to measure data width of pulse with cursor measurement 1 Press 9 CURSOR and Cursor menu appears 2 Press FT till cursor display as Position Two purples vertical lines display in panel and refer to Cursor and Cursor 2 separately 3 Turn CH1 POSITION knob and set Cursor 1 position in falling edge of CHO00 4 Turn CH2 POSITION knob and set Cursor 2 position in next falling edge of CHOO 5 Now the position difference between two cursors display in F2 is 10 which means there is 10 acquired data between two cursors The position of Cursor 1 corresponds to trigger in memory position display in F3 as 2097158 The position of Cursor 2 corresponds to trigger in memory position display in F4 as 2057168 100 User s Manual of OWON Color Mixed Signal Digital Storage Oscilloscope Position Fig 107 Cursor position measurement How to set Utility Utility function includes recall factory Language Carry Utility menu as below Setting factory Pansuace Chinese Default to be Chinese a English Default to be English Vector Set data format to be vector and loading data display with Bin format BMP Set data format to be BMP and loading data display with BMP format 101 User s Manual of OWON Color Mixed Signal Digital Storage Oscilloscope Demonstration Notice The following
94. state Trig d The oscilloscope has already detected a trigger signal and is collecting 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 position which can be adjusted by the horizontal position control knob 4 The reading shows the time deviation between the horizontal trigger position and 11 User s Manual of OWON Color Mixed Signal Digital Storage Oscilloscope the screen centre line which equals 0 in the screen center 5 This reading shows the time deviation between the horizontal trigger position and the window centre line which is regarded as 0 in the window center 6 Itindicates the current function menu 7 It indicates the operation options for the current function menu which changes with the function menus 8 The purple pointer shows the trigger level position 9 The reading shows the trigger level value 10 The reading shows the trigger source 11 It shows the selected trigger type Rising edge triggering L Falling edge triggering wl ne Video line synchronous triggering wil Video field synchronous triggering 12 The reading shows the
95. stributor 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 business informed about it a repairing or replacement of the instrument will be arranged by the LILLIPUT How to implement the Function Inspection Make a fast function check to verify the normal operation of the instrument according to the following steps 1 Connect the Instrument to the Power and Push down the Power Switch Button The instrument carries out all self check items and shows the prompt Press any Key Enter system Press the 8 UTILITY button to get access to the FUNCTION menu and push down F2 the menu selection button to call out the function Recall 13 3 User s Manual of OWON Color Mixed Signal Digital Storage Oscilloscope Factory The default attenuation coefficient set value of the probe in the menu is 10X Set the Switch in the Oscilloscope Probe as 10X and Connect the Oscilloscope with CH1 Channel Align the slot in the probe with the plug in the CH1 connector BNC and then tighten the probe with rotating it to the right side Connect the probe tip and the ground clamp to the connector of the probe compensator Press the 7 AUTOSET Button The square wave of 1 KHz frequency and 5V peak peak value will be displayed in seve
96. t aoa Ss oo D amp NEXT T POS 50 i Cursor 128483 Acg 100MHz Got the target T POS 50 filter 0 C T 2506 KXXX MAXX XXXX 0X1 Previous 200ns div Fig 103 Search Code type How to review setting info You can choose system information display to be On or OFF by press INFO key System information includes all settings for acquired waveform and next acquisition ee am Memory Sampling Rate Memory Depth Digital Filter CHOO CHO3 Threshold CHO4 CHO Threshold CHO08 CHOB Threshold CHOC CHOF Threshold Trig Position Trig Mode Source Code Duration Type NEXT T POS 50 i Cursor 128483 Wawe Setup TOOMHz General 16K None LYCMOS 3 3 0 50 LVCMOS 3 3 LYCMOS 3 3 50 Data Width Busi 0x99 50ns w 4cq 100MHz T POS 50 C T 2506 Current Wave Setup TOOMHz Memory Depth General ioK Digital Filter None CHO0 CHO3 Threshold LYCMOS 3 3 CHO04 CHO Threshold 0 50 CH08 CHOB Threshold LYCMOS 3 3 CHOC CHOF Threshold LYCMOS 3 3 50 Data Width Busi 0x99 50ns so Sample Rate CH SEL XAXA AXXXX XAXA OX Trig Position Trig Mode Source Code Duration Type Previous filter 0 00ns div Fig 104 System info 98 User s Manual of OWON Color Mixed Signal Digital Storage Oscilloscope How to use cursor measurement You can measure manually the time difference between two either data in display or positio
97. tated the pointer 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 you display the AC component of the signal with a higher sensitivity 2 Change the Vertical Setting and Observe the Consequent State Information Change With the information displayed in the status bar at the bottom of the waveform window you can determine any changes in the channel vertical scale factor Rotate the vertical VOLTS DIV knob and change the Vertical Scale Factor Voltage Division it can be found that the scale factor of the channel corresponding to the status bar has been changed accordingly Press buttons of CH1 MENU CH2 MENU and MATH MENU the operation menu symbols wave forms and scale factor status information of the corresponding channel will be displayed in the screen User s Manual of OWON Color Mixed Signal Digital Storage Oscilloscope Introduction to the Horizontal System Shown as Fig 10 there are a button and two knobs in the HORIZONTAL CONTROLS The following practices will gradually direct you to be familiar with the setting of horizontal time b
98. tern pattern refers to the complex of different channel according to high low voltage or irrelated condition Pattern type searching menu as below CHOF CH00 Select the channel to set the signal pattern x0100000 16 channel pattern indication X Don tcare 0 00000000 Low 1 High Don t Care Don t care the signal pattern in this channel CH00 CHOF Low The signal pattern in this channel is low High The signal pattern in this channel is high Previous Search the matched value prior to current cursor Nextt Search the matched value after the current cursor For example follow up below steps to search signal complex of 00000000000010X1 A Press 2 SEARCH and menu appears B Press FT till target display as Pattern C Press F2 or turn CH1 Volts div knob to choose channel as CH00 D Press F3 and set CH0O as high Then CHOO in CH Sel refer to 1 E Repeat the operation of steps C D and set other channels status corresponding to 00000000000010X1 F Press F and choose Previous to search the matched value prior to current 97 User s Manual of OWON Color Mixed Signal Digital Storage Oscilloscope 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 OWON ii
99. ternal Peak peak value of 2div EXT 400mV Trigger sensitivity 113 __User s Manual of OWON Color Mixed Signal Digital Storage Oscilloscope eee Video trigger EXT 5 typical Signal system NTSC PAL SECAM any frequency Alternate CH1 trigger Edge Video trigger CH2 trigger Edge Video Readout 6 digits resolution Frequency AC coupling 2Hz to full bandwidth Cymometer range only for When the triggering mode is edge MS07102T triggering it i a me channel pores When the triggering mode is alternating Single source triggering it is a two channel cymometer When the triggering mode is video triggering the cymometer will not work AV and AT between cursors Vpp Vmax Vmin Vtop Vbase Vamp Vavg Vrms Overshoot Preshoot Freq Automatic Period Rise Time Fall Time DelayA B DelayA Bt Width Measurement Width Duty Duty Waveform Math a ore Bandwidth Full bandwidth Lissajou s figure aac 3 degrees difference E Frequency typical IKHz square wave ae USB1 1 or RS 232 USB for file storage Half channel is when only one of channel pair 1 or 2 is turned on 114 User s Manual of OWON Color Mixed Signal Digital Storage Oscilloscope Logic analyzer 20 S s 200MS s Stepas1 2 5 MSO50228S Sampling rate 20S s 400MS s Stepasl 2 5 MSO7102T 4M Channel 16K when only sampling rate is 400MS s 40MHz MSO5022S Measurement ba
100. the measured waveform with the absolute value of the voltage amplitude difference between Cursor and Cursor 2 displayed in the increment window The current position of Cursor is displayed in the Cursor window and that of Cursor2 is displayed in the Cursor2 window see Fig 71 69 User s Manual of OWON Color Mixed Signal Digital Storage Oscilloscope M Pos 0 000ns CURS MEAS CH1 3 20v Fig 71 Waveform of Voltage Cursor Measurement Carry out the following operation steps for the time cursor measurement of the channel CH1 1 Press CURSOR and recall the CURS MEAS menu 2 Press the F1 menu selection button and choose 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 Cursorl and Cursor 2 displayed in the increment window The current position of Cursorl is displayed in the Cursor window and that of Cursor2 is displayed in the Cursor2 window see Fig T2 70 User s Manual of OWON Color Mixed Signal Digital Storage Oscilloscope MN Pos 600ns _ CHI 0 00myu Fig 72 Wave Form of Cursor Measurement the Cursor Measurement for FFT model Press the CURSOR button to display the cursor measurement function menu CURS MEAS in the screen w
101. 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 obtain the most accurate measurement value You can carry out this application program at any time but when the range of variation of the ambient temperature is up to or over 5 C this program must be executed For the performing of the self calibration all probes or wires should be disconnected with the input connector first Then press the 8 UTILITY button to call out the FUNCTION menu push down the F3 menu selection button to choose the option Do Self Cal finally run the program after confirming that everything is ready now Introduction to the Vertical System Shown as Fig 9 there are a series of buttons and knobs in VERTICAL CONTROLS The following practices will gradually direct you to be familiar with the using of the 16 User s Manual of OWON Color Mixed Signal Digital Storage Oscilloscope vertical setting Fig 9 Vertical Control Zone 1 Use the button VERTICAL POSITION knob to show the signal in the center of the waveform window The VERTICAL POSITION knob functions the regulating of the vertical display position of the signal Thus when the VERTICAL POSITION knob is ro
102. ude difference between Cursor and Cursor 2 displayed in the increment window The current position of Cursor is displayed in the Cursorl window and that of Cursor2 is displayed in the Cursor2 window see Fig 74 12 User s Manual of OWON Color Mixed Signal Digital Storage Oscilloscope OWON T M Pos 5 595KHz CURS MEAS Type Yamp Source MATH FFT Delta Wis die SI ci WR aS lt I SPS at 0 Cole a I GI IR Ioan ce oi ie Ee cis iso mie MB WS RB ts Se Se Sis TR GIS ae MI ke Se I Scio Sie 29 SD SS Gist Sao 31 205 Cursor 1 8 04B ee ee ee a a eee Cursor 2 i pah CH1 20d5 iz5Hz7DI 50K3 s lt 7 CHI 0 00my CH1 11 2060KHz Fig 74 wave of Vamp cursor measurement Carry out the following operation steps for the Freq cursor measurement 1 Press CURSOR and recall the CURS MEAS menu 2 Press F1 and choose Freq for Type with two purple dotted lines displayed along the vertical direction of the screen indicating the corresponding Cursor 1 and Cursor 2 3 Adjust the positions of CURSORI and CURSOR2 according to the measured waveform with the period and frequency of Cursorl and Cursor 2 displayed in the increment window The current position of Cursorl is displayed in the Cursor window and that of Cursor2 is displayed in the Cursor2 window see Fig 75 OWON M Pos 5 595KHz CURS MEAS T Type Freq Ropa Tet Oar Gah dee a cite a seb a a ah e RDO Set RY VAA a dat Aue a SE a a see ao e Er S
103. utton to next menu 10 Press the F2 menu selection button and choose Single as the trigger mode 11 Rotate the LEVEL knob and adjust the trigger level to the mid value of the signal to be measured 12 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 the set trigger level one sampling will be made and then displayed in the screen With this function any random occurrence can be captured easily Taking the burst burr of larger amplitude for example set the trigger level to the value just greater than the normal signal level and then presses the RUN STOP button and waits When there is a burr occurring the instrument will trigger automatically and record the wave form generated during the period around the trigger time With the HORIZONTAL POSITION knob in the horizontal control area in the panel rotated you can change the horizontal position of the trigger position to obtain the negative delay making an easy observation of the waveform before the burr occurs see Fig 110 M Pos 6 000ns TRIG MODE CHI 1 04u Fig 110 Capture the Single Signal Example 4 Analyze the Details of a Signal Observe the Signal Containing Noises 105 User s Manual of OWON Color Mixed Signal Digital Storage Oscilloscope If the signal is interfered by the noise t
104. val AT accuracy time 100ppmxreading 0 6ns DC 100MHz Average gt 16 1 interval time 100ppmxreading 0 4ns 8 bits resolution 2 Channels Vertical system A D converter simultaneously 5mV div 5V div Cat BNC MSO5022S Sensitivity 2mV div 10V div Cat BNC MSO7102T 10diviSmV S5V MSO50228S 1VQmV 50mV 10V 100mV Displacement 1V t100V 2V 10V MSO7102T 25MHz MSO5022S Analog bandwidth e 100MHz MS07102T Single bandwidth Full bandwidth Low Frequency gt 5Hz at input AC coupling 3dB 112 User s Manual of OWON Color Mixed Signal Digital Storage Oscilloscope lt 1 4ns MSO5022S Rise time lt 3 5 ns at input Typical MSO7102T Average gt 16 3 rdg 0 05 div for AV Trigger Rising Falling Line synchronization Field Type Video synchronization Odd field Even field Any line Edge Sensitivity 0 2 1 0div MSO5022S trigger 0 3div MSO7102T CH1 CH2 EXT EXT 5 AC LINE Coupling DC AC LF Rjc HF Rje Internal 6 div from the screen center EXT 5 DC accuracy average Trigger level range Trigger level Accuracy 200mV 6 of Set Value typical Pre trigger 1300 div Post trigger 4 div MSO5022S Trigger displacement Pre trigger 655 div Post trigger 4 div MSO7102T Trigger Holdoff range 100ns 10s 50 level setting typical Input signal frequency gt 50Hz In

MSO Series User Manual MSO5022S MSO7102T

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