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hds1022m-n_users_manual

1. figure 10 Reset the Oscilloscope 5 7 Input Connections See figure 2 Look at the bottom and the right of the Oscilloscope The Oscilloscope has six signal inputs two safety BNC jack inputs CH1 and CH2 for scope measurements four safety 4 mm banana jack inputs for Multimeter R V and A measurements Isolated input allows independent floating measurements between Multimeters and Scopes HDS1022M N Handheld DSO amp DMM 5 Using the Oscilloscope 5 8 Displaying an Unknown Signal with Auto Set The Auto Set feature lets the Oscilloscope display and measure unknown signals automatically This function optimizes the position range time base and triggering and assures a stable display of virtually any waveform This feature is especially useful for quickly checking several signals To enable the Auto Set feature do the following l Connect the test probe to the tested signals 2 Press the AUTO SET key and the Oscilloscope is under the automatic measurement condition The tested signals appear on the screen 5 9 Automatic Zero returning of Trigger Horizontal Position and Trigger Level Position When we adjust the trigger horizontal position and trigger level position to be maximal to make it off the screen center remotely then we perform the following steps to make trigger horizontal position and trigger level position return to zero automatically 1 Press V key the trigger horizontal position automatically r
2. The cursor measurement menus are listed and described in the following table Type OFF Close the cursor measurement Voltage Display the voltage measurement cursor and menu Time Display the time measurement cursor and menu Source Select the waveform channel on which the cursor measurement will be performed To make a voltage measurement on CH1 doing the following l Press the MENU key and the function menus are displayed at the right of the screen 2 Press the MENU A or MENU key to select Cursor Measurement Two options are shown at the bottom of the screen 3 Press F1 key to select the measurement type Voltage Two purple crossing dashed lines V1 and V2 are shown on the screen 4 HDS1022M N Handheld DSO amp DMM 7 Advanced Function of Oscilloscope Press the F2 key to select the measured channel CH1 Press OPTION and display as q p Cursor 2 A Cursor 1 Press A yellow or V yellow to see V1 move up and down and the panel will display the voltage value match V1 and Channel 1 Zero Press yellow or yellow to see V2 move up and down and panel will display the voltage value match V2 to Channel 1 Zero LCD panel also display the absolute value of V1 V2 Now you can see a screen that looks like the following figure 48 f 500 OKHZ Up e04 Figure 48 Use the Cursor for a Voltage Measurement To use the cursor for a time measurement on CH1 do the following l 2 4 Press the ME
3. Video type Normal Applicable to the video signal of which the black level Polarity is low Inverted Applicable to the video signal of which the black level is high Sync Line Set synchronous trigger in video line Synchronization Field Set synchronous trigger in video field Odd field Set synchronous trigger in video odd line Even field Set synchronous trigger in video even line Line NUM Set synchronous trigger in video Line NUM when the sync is Line Field Odd Field Even Field the following menu is shown as below 44 HDS1022M N Handheld DSO amp DMM 7 Advanced Function of Oscilloscope MODU NTSC Set synchronization and account choose video standard Modulation PAL SECAM Set synchronization and account choose video standard Holdoff Holdoff To go to holdoff menu when the sync is Designed Line the following menu is shown as below MODU NTSC Set synchronization and account choose video standard Modulation PAL SECAM Set synchronization and account choose video standard increase Set the line value to increase decrease Set the line value to decrease LineNo Set and Show the line valve Holdoff a To go to holdoff menu When you go to the holdoff menu you can see a screen in the following figure43 figure43 Trigger Holdoff the Holdoff menu is described in the following table a Set time slot before another trigger event increase Set the off time to increase Time decrease Set the off time to decr
4. 29 SAFETY INFORMATION s sessseesseesee sesse sesse see ees rssi 2 1 Safety Symbols and Terms cooooooooooooooo000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 2 2 1 1 Safety Symbols EE OE OE E E OE EE EE der 2 2 1 2 Safety Terms EE eden cle EE EE eee EA EEN 2 2 2 General Safety Information cocoooooooooooooooooo00000000000000000000000000000000000000000000000000000000000000000000000000000000 3 3 PERFORMING THE GENERAL INSPECTION eee 5 3 1 Performing the General Inspection stres sesse ese ese ese Ese Ee EE RE EE RE EE RE RE EE RE EE RE RE RE RE EE EE EE ese 5 3 3 1 Check whether there is any Damage on it Due to Transportation sesse 5 3a 9 Make a Check on AFFESEOrES earren o e a ea os 5 3 3 3 Make a Check on the Complete Instrumente seek Ee ER ER EER SR ER EER ER ee ee ee ee ee ee 5 4 INPUT CONNECTIONS sees siase esse sees esse ese Sesde Gee eN ee siese ie 6 4 1 Input Connections oooooooooooooooo00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 6 4 2 Front Panel and Keys Overview CO 6 5 USING THE OSCILLOSCOPE wrrssssssssssssssccccccccsscsccccccecssssssccssecessssees Q 5 1 About this Chaptereeeeeeseeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeseeeeeoreseseeeeeoreseeeeeoeereeeeeeeereseeeeeoeoreeeeeeeeeeseseee 9 5 2 Powering Up the Oscilloscope TT rrr rrr errr rrr rrrr Terr rrr rrr rrr reer reer rere rere rrr rere rere rere reer 9 5 3 Oscilloscope Ope
5. figure 40 Video Designed Line trigger Pagel figure 41 Video Designed Line trigger Page2 The Video triggering menu is described in the following table First page Polarity Normal Applicable to the video signal in which the black level is of low level Inverted Applicable to the video signal of which the black level is of high level Source Select CH1 as the trigger source Select CH2 as the trigger source Sync Line Make a video line trigger synchronization setting Field Make a video field trigger synchronization setting Odd Field Make a video odd field trigger synchronization setting Even Field Make a video even field trigger synchronization setting Designed Line Make a video designed line synchronization setting mm The Video triggering menu Second page 1 when the sync is Line Field Odd Field Even Field the second page menu is shown as bellow 4 2 HDS1022M N Handheld DSO amp DMM 7 Advanced Function of Oscilloscope NTSC Video format setting PAL SECAM Holdoff To go to holdoff menu le previos o 2 when the sync is Designed Line the second page menu is shown as bellow MODU NTSC Video format setting PAL SECAM Line increase Set the line value to increase decrease Set the line value to decrease iene __ Std tow inevabe iaar Towbin a Back to previous menu 7 5 3 Alternate trigger During alternate trigger the trigger signal mainly comes from two vertical channels and it can
6. 3 1 Performing the General Inspection When you have got a new HDS series oscilloscope it is suggested that you should perform a general inspection on the instrument according to the following steps 3 3 1 Check whether there is any Damage on it Due to Transportation If the packing boxes or foam cushions are found in serous damage keep them in a proper place till the complete instrument and accessories have passed the electrical and mechanical tests 3 3 2 Make a Check on Accessories The accessory list has been described in the picture of Digital Oscilloscope Parts of this manual You can make a check and find whether there is any accessory loss with reference to the Appendix In case of any accessory loss or damage consult the OWON dealer responsible for such a business or the local office of OWON 3 3 3 Make a Check on the Complete Instrument If the instrument is damaged in its appearance or it fails in normal operation or performance test consult the OWON dealer responsible for such a business or the local office of OWON If the instrument is damaged due to transportation keep the packing in a proper place and consult the transportation department and the OWON dealer responsible for such business who will provide an instrument replacement or maintenance HDS1022M N Handheld DSO amp DMM 4 Input Connections 4 Input Connections 4 1 Input Connections See the following figure 2 Mg TNN i F v d N af ae P dd j
7. On off Test 6 4 4 Measuring Capacitance To measure a capacitance do the following 2l HDS1022M N Handheld DSO amp DMM 6 Using the Multimeter l Press the R key and R appears on the top of the screen di Press the SET key till C appears at the top of the screen 3 Insert the black leads to COM jack and red leads to V 2 C jack 4 Connected the black and red leads with capacitance then screen shows the capacitance reading Notice when measured value is less than 5 nF capacitance please use small capacitance measurer of this multimeter and use relative value measuring mode to improve measuring precision It will take about 30seconds if capacitance measurement is large than 40uF Now you can see a screen that looks like the following figure 23 Figure 23 Capacitance Measurement 6 4 5 Measuring DC Voltage To measure a DC voltage do the following l Press the V key and DCV appears at the top of the screen 2 Insert the black lead into the COM banana jack input and the red lead into the V Q C banana jack input gt Connect the red and black leads to the measured point and the measured point voltage value is displayed on the screen Now you can see a screen that looks like the following figure 24 28 HDS1022M N Handheld DSO amp DMM 6 Using the Multimeter Figure 24 DC Voltage Measurement 6 4 6 Measuring AC Voltage To measure the AC voltage do the following N Press the V key and DCV a
8. EN fo 2 FR 1 ee Piiiet Figure 44 Dot Style CH1 OFF Up 204 Figure 45 Vector Style 7 7 2 Persistence With Persistence function selected the displayed saved original data gradually decay in color and 4A 7 HDS1022M N Handheld DSO amp DMM 7 Advanced Function of Oscilloscope the new data are bright in color with infinite persistence mode selected the oscilloscope keeps all past traces of the displayed waveform 7 7 3 XY Mode This mode is only applicable to CH1 and CH2 The X Y format plots the CH1 input as X axis and CH2 input as Y axis This display mode is convenient for viewing the phase relationship between CH1 and CH2 when the oscilloscope is under the sampling mode in which no trigger is found the data appear in light spots Operations for various control keys are shown as below N The CH1 VOL and CH1 ZERO for CH1 are used to set the horizontal scale and position N The CH2 VOL and CH2 ZERO for CH2 are used to set the vertical scale and position continuously The following functions do not work in the XY display mode N Reference or digital value waveform N Cursor N Time base control Trigger control 7 8 Waveform Saving Setups The oscilloscope can save 4 waveforms which can be displayed on the screen with the present waveform The recalled waveform saved in the memory cannot be adjusted The waveform saving recalling menu is described in the following list Function Setups D
9. Voltage 1000V DC or AC peak to peak value 4 000V 1 1 digit 400 0V Voltage VAC Input Impedance 10M Q Max Input Voltage 750V AC virtual value Frequency range from 40Hz to 400Hz Display Virtual value of the sine wave Tane any Roin Direct Current DC 40 00mA ESE dig 400 0mA 1 5 1 digit 100uA 3 3 digit 64 HDS1022M N Handheld DSO amp DMM 9 Appendix Alternating Current AC 40 00mA ESE dig 400 0mA 2 1 digit 100uA ED 3digit Resistance EES digi EIEI digi Capacitance Eata digi Diode Voltage reading 0 V 1 5 V On off Test There is a beep sound when the on resistance is less than 30 Q 9 1 3 General Specifications Basic parameter 640 horizontal X480 vertical pixels Display color 65536 colors Power Adapter 100 240 VAC 50 60Hz 8 5 VDC 1500 mA 65 HDS1022M N Handheld DSO amp DMM 9 Appendix Battery 7 4V built in Li ion Battery Working environment Temperature Operation Used battery 0 to 50 C 32 to 122 F Power adapter 0 to 40 C 32 to 104 F Storage 20 to 60 C 4 to 140 F Temperature Operation 0 to 10 C 32 to 50 F no condensation 10 to 30 C 50 to 86 F 95 30 to 40 C 86 to 104 F 75 40 to 50 C 104 to 122 F 45 storage 20 to 60 C 4 to 140 F no condensation 9 2 Appendix B Maintenance and Cleaning 9 2 1 Maintenance Do not store or place the instrument in l
10. a reset the Oscilloscope is dc coupled so that ac and dc voltages appear on the screen Use 20 HDS1022M N Handheld DSO amp DMM 5 Using the Oscilloscope ac coupling when you wish to observe a small ac signal that rides on a dc signal To select ac coupling do the following l Press MENU key and the function menu appear at the right side of the screen 2 Press MENU A or MENU V key to select the CH1 Setting Four items selectable are visible at the bottom of the screen 3 Press the F1 key and jump to AC The bottom left side of the screen displays the ac coupling icon Now you can see a screen that looks like the following figure 16 CH2 OFF EEUE EREDE PACED EEANN Zero CH 10 0m 11 1 AT Figure 16 AC Coupling 5 16 Reversing the Polarity of the Displayed Waveform To invert the input CH1 waveform do the following l Press the MENU key and the function menu appears at the right side of the screen 2 Press the MENU A or MENU FV key to select CH1 setting Four items selectable are displayed at the bottom of the screen J Press F4 key to jump to Inverted The inverted waveform of CHI1 is displayed on the screen Now you can see a screen that looks like the following figure 17 21 HDS1022M N Handheld DSO amp DMM 5 Using the Oscilloscope 10 00KH2 Che OFF PRERPPRPRPRP RPP PPRPPPPPPPPPrPrPrrPrrerrRPrrrrpPrrprrrrprrrprrere CHE 10 0mp T Figure 17 Inverted On 5 17 Using Wavefo
11. signal amplitude into the expected measurement range Vertical zero position It is referred to as the grounding datum point through the adjustment of which you can regulate the display position of the waveform on the screen Main time base It means the time values represented by a division in the horizontal direction of the display area Trigger horizontal position It means the time deviation between the actual trigger point and the screen central line which will be displayed as 0 at the center point of the screen Trigger level position It represents the voltage deviation between the actual trigger level and the zero position of the triggering signal source channel HDS1022M N Handheld DSO amp DMM 5 Using the Oscilloscope 5 6 Recall factory settings If you want to reset the Oscilloscope to the factory settings do the following 1 Press MENU key and the function menu appears on the right side of the screen 2 Press the MENU A or MENU VF key to select FUNCTION setting and three options are visible at the bottom of the screen 3 Press F1 key to select Recall Factory to recall the factory settings 4 Press F2 key to select Auto calibration If the ambient temperature variation is up to or larger than 5 Celsius degree the Auto calibration function should be performed But will not affect the using and capability by the heat from LCD and electronic component See the following figure 10
12. the COM banana jack input and the red lead into the V Q C banana jack input 3 Connect the red and black test leads to the resistor The resistor value readings are shown on the screen in Ohm Now you can see a screen that looks like the following figure 20 Figure 20 Resistance Measurement 6 4 2 Measuring Diode To make a measurement on the diode do the following l Press the R key and R appears at the top of the screen 2 Press SET key till the following is displayed on the screen pe 3 Insert the black lead into the COM banana jack input and the red lead into the V Q C banana jack input 4 Connect the red and black leads to the resistor and the diode resistor readings are displayed on the screen in V Now you can see a screen that looks like the following figure 21 26 HDS1022M N Handheld DSO amp DMM 6 Using the Multimeter Figure 21 Diode Measurement 6 4 3 On off Test To perform an On off test do the following l Press the R key and R appears on the top of the screen 2 2 Press the SET key till the following is shown on the screen a 3 Insert the black lead into the COM banana jack input and the red lead into the V Q C banana jack input 4 Connect the red and black leads to the test point If the resistance value of the tested point is less than 50 2 you will hear beep sound from the test tool Now you can see a screen that looks like the following figure 22 Figure 22
13. the oscilloscope and the PC Open the OWON software that had been installed completely oT ae a VP Setting the parameter under the use s manual and then starts data transmission 59 HDS1022M N Handheld DSO amp DMM 8 Trouble Shooting 8 Trouble Shooting 1 The oscilloscope does not power up It may be caused by the dead battery At this time the oscilloscope will not start even if it is powered by the battery charger Firstly charge the battery and supply the oscilloscope with power through the battery charger However don t switch on the oscilloscope till waiting for 15 minutes If the oscilloscope still cannot start please contact OWON for service 2 The oscilloscope stops working only after operating for several seconds Probably the battery is dead Check the battery symbol at the upper right of the screen The i symbol indicates that the battery has been run out of power and must be charged 3 The measurement type displays ERR when you switch to the Multimeter mode Probably you do not select the measuring mode In this case push down any key of the three keys V A or R Thus the relative measuring mode will be shown on the screen If the ERR 1s still displayed restart the oscilloscope 4 The measured voltage amplitude value is 10 times larger or smaller than the real value under the oscilloscope mode Check whether the channel attenuation level matches the actual probe attenuation ratio 5 The wa
14. the real time clock 1 Press MENU key and the function menu is displayed on the right side of the screen 2 Press MENU A or MENU VY key and select SYS STAT and there will be 4 items displayed at the bottom of the screen 3 Press F4 key and select Misc to display the system time see Fig 55 2 6 HDS1022M N Handheld DSO amp DMM 7 Advanced Function of Oscilloscope Fig 55 4 Press OSC OPTION to enter into timing mode and if that the background color of the year month date hour minute second which are in need of correct be deepened the value can be adjusted 5 Press OSC A or OSCY to change the corresponding value of the year month date hour minute and second effectively 6 Press OSC 4 or OSC gt to switch to the year month date hour minute and second that are in need of adjustment 7 Press OSC OPTION to enter into normal time mode after timing 8 If need to timing please kindly repeat the above steps Note The digital clock stops working when in timing mode 7 14 Setting of Time Base Mode The time base mode menu is explained as the following table Function menu Setting Explanation Main TimeBase Mad Horizontal main time base is used to wave display Zone Window N Use two cursors to define a window area Window I Expand the defined window to full screen display For the operation of window extension please execute the following steps 1 Press MENU key display the function menu on the right s
15. use to observe two irrelevant signals You can set different trigger type for two vertical channels in this menu optional for edge trigger and video trigger Now you can see a screen that looks like the figure 42 f 10 01KHZ Up 208 Figure 42 Alternate Trigger The Alternate triggering menu is described in the following table 4 3 HDS1022M N Handheld DSO amp DMM 7 Advanced Function of Oscilloscope When the type is setted as Edge trigger CH SEL CHI Setting trigger type and others info for Channel 1 S o Setting trigger type and others info for Channel 2 Type Edge Set vertical channel trigger as edge trigger o Set vertical channel trigger as video trigger Edge type Rising Triggering on the rise edge of the signal Gad Falling Triggering on the fall edge of the signal mm To next menu Coupling With this mode selected the DC component is prevented from passing though All components are allowed The HF part of the signal is prohibited and only the LF component is allowed The LF part of the signal is prohibited and only the HF component is allowed SENS 0 2div 1 0div Set trigger sensitivity Holdoff To go to holdoff menu 6 ClUl Povon _ When the type is setted as video type CH SEL CHI Setting trigger type and others info for Channel 1 CH2 Setting trigger type and others info for Channel 2 Type Edge Set vertical channel trigger as edge trigger Video Set vertical channel trigger as video trigger
16. will find a screen that looks like the following figure 36 3 8 HDS1022M N Handheld DSO amp DMM 7 Advanced Function of Oscilloscope a 0 Figure 36 Waveform Mathematics 7 4 Setting the Trigger System The Trigger defines the time when the acquisition of data and display of waveform If it is set correctly the trigger can turn an unstable display into a significant waveform When starting the acquisition of data the oscilloscope collects sufficient data to draw the waveform at the left side of the triggering point With waiting for the triggering condition the oscilloscope is gathering data continuously After a trigger 1s detected the oscilloscope gathers enough data continuously to draw the waveform at the right side of the triggering point To make a trigger mode setting do the following l 2 Press the MENU key and the function menu appears at the right of the screen Press the MENU A or MENU key to select TRIG MODE and five options are displayed at the bottom of the screen Select from F1 to F5 key to make a different setting Press OPTION and left bottom display as below during edge trigger and video trigger d b Time lt P Time Base A V Trig A V Trig Left bottom display as below during alternate trigger lt P Time Base lt P gt Time A V Trig1 A V Trig2 Press A yellow or V yellow to adjust trigger vertical position Press lt yellow or gt ye
17. 0A measurement the unit on the main reading screen is A Press the SET key once and ACA is visible at the top of the screen Connect the red and black leads to the measured point and the AC current value of the measured point will be displayed on the screen Press F4 return to 400 mA measure Look at the display you can see a screen that looks like the following figure 27 30 HDS1022M N Handheld DSO amp DMM 6 Using the Multimeter figure 27 DC Current Measurement for 10A 6 4 8 Measuring AC Current To measure an AC current which is less than 400 mA do the following 1 Press the A key and DCA appears at the top of the screen The unit on the main reading screen is mA mA and 10A will display on the right bottom of screen press F4 or F5 to switch the measurement between mA and 10A 400mA is acquiescently 2 Press the SET key once and ACA is visible at the top of the screen 3 Insert the black lead into the COM banana jack input and the red lead into the mA banana jack input 4 Connect the red and black leads to the measured point and the AC current value of the measured point will be displayed on the screen Look at the display you can see a screen that looks like the following figure 28 figure 28 AC Current Measurement for 400 mA 31 HDS1022M N Handheld DSO amp DMM 6 Using the Multimeter To measure an AC current which is larger than 400 mA do the following 1 Press the SET key once and ACA is v
18. 1022M N Handheld DSO amp DMM 5 Using the Oscilloscope 5 Using the Oscilloscope 5 1 About this Chapter This chapter provides a step by step introduction to the scope functions The introduction does not cover all of the capabilities of the scope functions but gives basic examples to show how to use the menus and perform basic operations 5 2 Powering Up the Oscilloscope Connect oscilloscope to AC power via AC DC adapter as shown in Figure 1 The oscilloscope may still work with built in Li ion battery even without AC power supply Turn the oscilloscope on by pressing down the power on off key POW The instrument then performs Selfchecking after power on A greeting window and a sentence press any key to continue will display on the screen when the system finishes selfchecking The users can press any key to enter the measuring function The oscilloscope is powered up in its last setup configuration 5 3 Oscilloscope Operation Window See the following figure 4 1 a 3 10 00KHZ Up 200 CHA Lior 16 14 12 11 10 is L 13 Figure 4 Oscilloscope Operation Window Description 1 Battery electric quantity indicating symbols including E W and L 10 11 12 13 14 15 16 HDS1022M N Handheld DSO amp DMM 5 Using the Oscilloscope Auto measurement window 1 in which f means frequency T means cycle V means the average value Vp the peak peak valu
19. 2V peak 30Vrms or on circuits of more than 4800VA Use only insulated voltage probes test leads and adapter supplied with the test tool or indicated by OWON as suitable for the Oscilloscope amp Multimeter Before use inspect voltage probes test leads and accessories for mechanical damage and replace when damaged Remove all probes test leads and accessories that are not in use Always connect the power adapter first to the AC outlet before connecting it to the Oscilloscope amp Multimeter Do not apply voltages that differ more than 400 V from earth ground to any input when measuring ina CAT I environment Do not apply voltages that differ more than 400 V from each other to the isolated inputs when measuring ina CAT I environment Do not apply input voltages above the rating of the instrument Use caution when using 1 1 test leads because the probe tip voltage will be directly transmitted to the Oscilloscope amp Multimeter Do not use exposed metal BNC or banana plug connectors Do not insert metal objects into connectors Always use the Oscilloscope amp Multimeter only in the manner specified Voltage ratings that are mentioned in the warning are giver as limits for working voltage The represent V ac rms 50 60Hz for AC sine wave applications and as V dc for DC applications Overvoltage Category II refers to local level which is applicable for appliances and portable equipment Only qualified technica
20. EER EE Bee Be RR Ee EE Bee Be RR Be Ee BREER Ee ee ee A0 7 5 1 Edge Triggering ee ee ee ee seek ER ER ee ER ER ER ER ee KEER ER ER ER ER ER ER ER ee ee REK ER ER ee ER ER ER ee ee ee see ee ee ee 4 0 7 5 2 Video Triggering Ek REKE ER ER EER EER ERGE ER ER ER SR eee eRR ER eR ER eke R ee ee REK ee ER ee ee Reese 4 7 5 3 Alternate trigger reeks ER ER ER ee E ER ER ER ER ER ER GR GR ee ee Ke KEER ER ER SR ER ER ER ee ee ee ER ER ER GR ER GR ee ee ee ee ee ese eens A 3 7 6 Selecting the acquisition mode etes se see see Ee Be RE BREER BE RE ER EE RE BE RE BE EE BREER Be EE Ee Ee RE Ee ee ee 46 7 7 Display LIT TEE 46 7 7 1 Display Style OE 4 7 712 Periana EE EE AE err ee 47 HDS1022M N Handheld DSO amp DMM Contents ka OASE EER AE ME ena 4 8 7 8 Waveform Saving Setupseeeeeeeeeeereeereerreeereeereeereeeeeereeeeeeeeeeeeeereeereeereeereeeeeereeereeeereeeeeeseeeseese 4 8 7 9 Function Setting Menu eeeeeeeeeeerreereerreerreerreeereeereeeeeeeeeeeeerreereeeereereeereeereeeeeereeerreereeeeeeeeeeeseees 4 9 7 10 Making Automatic Measurementseeeeeeerreerreerreereeereeeeeeereeseeeereereeereeereeereereeerreereeeeeeereeeeeeee 5 0 7 11 Setting the Cursor Measurementseeeeeeerreerreerreereeereeereeereesreeereereeeereereeeecereeereeeereeseeeseeeeeeee 5 1 ADA TE EE EE EE DEE EE HER 5 3 7 13 System ESE EE 5 6 Fd OE AA EE RE T S 56 7 14 Setting of Time Base Mode csrss ssss sessssssesesessssesescncnsesescscnssssscscnssssncnsnsssenencnsssenensnsssenenenees 5 7 ALT GET EE OE O
21. N p I TY 5 x p 4 N jy a ad Ed Ss Ms jie d he am ol 4 NJ A N id bi SS r 7 i i ie 4 3 Figure 2 Description 1 The power adapter is supplied for AC power supply and battery recharging 2 Multimeter test lead 3 Multimeter input jacks including four circular banana jacks The first jack measuring the current 2 A 10A the second jack on the current Measurement the third COM ground input and the fourth measuring voltage resistance Capacitance input 4 Oscilloscope probes 5 Oscilloscope channel inputs the upper one is for Channel 1 CH1 while the lower one is for Channel 2 CH2 4 2 Front Panel and Keys Overview See the following figure 3 HDS1022M N Handheld DSO amp DMM 4 Input Connections Figure 3 Description 1 AC adapter Port 2 RS 232C Port 3 USB Port 4 USB Mass Storage Port 5 Power switch 6 FI FS5 Switch or Adjust options for each menu 7 AUTO SET Under DSO mode Automatically selects the horizontal scales vertical scale and trigger level according to the input signal HDS1022M N Handheld DSO amp DMM 4 Input Connections 10 11 12 13 14 15 16 17 18 19 20 2k 22 23 24 29 26 2 28 29 COPY Press to save the waveform data into the USB Mass Storage Device A Red Adjust horizontal scale in Channel 1 VOLTS POSITION Red Switch between voltage and horizontal scale in C
22. NU key and the function menus are displayed at the right of the screen Press the MENU A or MENU key to select Cursor measurement key Two options are shown at the bottom of the screen Press the F1 key to the measurement type Time Two vertical dashed lines T1 and T2 appear on the screen Press the F2 key and jump to the measured channel CH1 Press OPTION and display as lt q p Cursor 2 A V Cursor 1 Press A yellow or V yellow and see T1 move left and right and LCD display the time value match T1 to point position in panel press lt yellow or yellow and see T2 move left and 92 HDS1022M N Handheld DSO amp DMM 7 Advanced Function of Oscilloscope right and LCD display the time value match T2 to point position in panel Now you can see a screen that looks like the following figure 49 f SOO OKH2 Up 200 Figure 49 Use the Cursor for a Time Measurement 7 12 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 Autoscale OFF Turn off 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 HORL VERT Follow
23. OWON HDS1022M N Handheld Digital Storage Oscilloscope amp Multimeter User s Manual WWW OWON COM CN WARRANTY Lilliput warrants that this OWON brand product will be free from defects in materials and workmanship for a period of three years one year limited warranty applies to the accessories from the date of shipment Lilliput warrants that software will operate substantially in accordance with its functional specifications for 90 days and that it has been properly recorded on non defective media Lilliput does not warrant that software will be error free or operate without interruption To obtain warranty service contact your nearest Lilliput s authorized service center or send the product with a description of the difficulty Customer shall be responsible for shipping charges freight insurance and proper packaging to prevent damage in transit This warranty does not apply to defects resulting from action of the user such as misuse improper wiring operation outside of specification improper maintenance or repair or unauthorized modification Lilliput shall not be liable for any special indirect incidental or consequential damages or losses including loss of data whether arising from breach of warranty or based on contract tort reliance or any other theory its total liability is limited to repair or replacement of the product All replaced parts modules and products become the property of Lilliput Lilliput authoriz
24. R Ee ER Ee gens 20 5 16 Reversing the Polarity of the Displayed Waveform sesse seer esse sees se ee gees se ge gesek Se be gegee Se Ee gegee ees 21 5 17 Using Waveform Mathematics Functi0ms sees se serse sees se gesek seges Se ge gek Se gesek Be eR Ge Be geR Ge eg ek Be geR sege 22 5 18 Use USB flash disk to save waveform data esse sesse esse see ee GE GEE GEGEE Ee 23 6 USING THE MULTIMETER sissies sesse ede sesse ds gee sis gesedeer DA REGTE Ne TE 4 6 2 Making Meter Connections steer seer seer seek seek Se gek Ge ER Ge ERGE ERGE ERGER Ge ER Be ER BEER Ee ER Ee ER Ee ER Ee ER Ee gens 4 6 3 Multimeter Operation Window seeeeeeeeeeeeeeeeeeeeeeeeseeeeeseeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeceeeeeeeeeeeseeeeseeeess 4 6 4 Making Multimeter Measurements eeeeseeeeseeeeseeereeeeeeeeeeeeeeeseeeeeeeeeeeeereeeeeeeeeeeeeeeeeeeeeeeeseeeereeeess 25 6 4 1 Measuring Resistance Values eeeeeeereereeeeereeeteertteertteetttertttertteeettestrrertreertrerrrent 25 6 4 2 Measuring Diode eeeeeeeeereeeretrertteetttertttertttertteettterttrestteenttettrentteenteeenttenrrentrertteet 26 6 AA IOBE To Ea E E eer N 27 6 4 4 Measuring Capacitance EE 27 6 4 5 Measuring DC Voltage EE 28 6 4 6 Measuring AC Voltage eeeeeeeeeeretrettreettreetteettteetttertttettterttertttertteenttentrenrreetreerteeet 29 6 4 7 Measuring DC Currente eeeeeeererrettrerttreetteettteeettrttrertteerttertteertteesttetttenrrestreentrent 30 6 4 8 Measuring AC Current eseseeieeeisesieteie ERGER ER GEE REK ER ER KERS
25. REK ER Gee KERKE R ee ee Rek ee Rek ese ee eens 31 6 5 Freezing the Readingseeeeeeeeeeeeeereeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeceeeeeeeeeeeeeeeeeeeeeeeeeeseeeereeeess 32 6 6 Taking a Relative Measurementeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeceeeeeeeeeeeeeeeeseeeeeeeeeeeeeeeeeeeeeeeeeeeeseeeess 33 6 7 Selecting Automatic ManualRange Adjustment seeeeeeeereereeeeereeereeeeeeeereeeeeeeeeeeereeeeeeeeeeeeeeeseeee 34 7 ADVANCED FUNCTION OF OSCILLOSCOPE esse 3 5 7 1 About this Chapter seseeseeeeeeeeeeeereeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeoeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeee 3 5 7 2 Setting the Vertical CH1 and CH2 reer eeese sesse sesse see sesse bee se bee Be ee bee se Rae Be ee Bee Be Ke e Ee ee Ee ese Ee Ee ee ee 3 5 7 2 1 Setting the Channel Coupling vse ERK R ER ERGER R REK SR EER ER ER SR Geek ee ER ee ee see ee 2 6 7 2 2 Open and Close Settings ON Channel EE EE ER EE EE ER Ee Ee ee ee ee ee ee ee Er 7 2 3 Setting the probe attenuation eeeeeeeeeeeeeeeeeeseseseseeseseseressesesesseeesereseesereresseseseseseesereseee D 7 2 4 Setting of Inverted Waveform veces teers teeta oar 7 3 Make the Math Function Menu Setting tree see sesse see se see Ee EE RE BE RR Be EE BREER Ee EE BREER Ee ee ee 3 8 7 4 Setting the Trigger System treer sesse sesse see Bee RE BEER BERE RE BE BEE ER EE Bee BE RR Ee RE Bee Be RR Ee EE Ee Ee ee Ee see ee 39 7 5 Triggering Control treer sesse see se see Bee RE BE RE EE EE RE BE RE EE EE RE BE BR
26. T OE EA RE 5 8 8 TROUBLE SHOOTING ssssssssssssssssessses esse sees ss sees esse esse sees sees sssseees 9 1 Appendix a Specifications RE N EE EO EO stess 62 9 1 1 Oscilloscope eet RESESSEESSOREOSSOSSOSSESSOSSOSSOSSOSSOSSOSSOSSOSSOSSOOSSOSSOSSORSOSSOSIOSSORIOSSOSSORSOSRORSOOS 62 9 1 2 VET Ee 64 9 1 3 General Specifications TE EE LE RE EA aati alenas 65 9 2 Appendix B Maintenance and Cleaning sette sesse sesse se Res EE BEER EE RE BE RE BE EE EE RE Be RE EER Ee ees 66 9 2 1 Maintenance oeeeeeeeseseesesesessessessesseesssseeseesesseeseeseessesneseessessessesseesesseeseesesseesesseeseeseeseeseesee 66 922 Storage of Oscilloscope RE HR EIE IE EE LE EED IE ID EE EIE EN 66 92 3 Replacing the Lithium Battery WE ee er rote errr ener ne 67 HDS1022M N Handheld DSO amp DMM 1 Declaration of Conformity 1 Declaration of Conformity 1 1 Declaration of Conformity HDS1022M N Handheld Digital Storage Oscilloscope amp Multimeter Manufacturer Fujian Lilliput Optoelectronic Technology Co Ltd Statement of Conformity Base on the result using appropriate standards the product is in conformity with Electromagnetic Compatibility Directive 89 336 EEC Low Voltage Directive 73 23 EEC Sample tests Standards used EN61010 1 2001 2nd edition Safety Requirements for Electrical Equipment for Measurement Control and Laboratory use part 1 General Requirements EN61326 1997 A1 1998 A2 2001 A3 2003 Electrical Equipment for Measurem
27. adings and waveforms l Press the RUN STOP key to freeze the screen and STOP appears at top right side of the screen 2 Press the RUN STOP key once more to resume your measurement See the following figure 12 P 16 1kH Up 208 Figure 12 Freezing the Screen 17 HDS1022M N Handheld DSO amp DMM 5 Using the Oscilloscope 5 12 Using Average for Smoothing Waveforms Using the Average acquisition mode you can smooth out the displayed waveform by averaging multiple data samples The number of averaging is selectable from 4 16 64 and 128 Note In order for average mode to work in the best way the waveform must be repetitive As the number of averaging increases the slower the waveform update becomes l Press the MENU key and the function menu appears on the right side of the screen 2 Press MENU A or MENU V key to select ACQU mode with four items selectable displayed at the bottom of the screen 3 Press the F3 key to select Average Factors then press F4 key to jump to Averages 16 item This averages the outcomes of 16 acquisitions and shows the final averaging result on the screen shown as the following figures See the following figure 13 CH OFF f Figure 13 Average Factor Sampling Mode 5 13 Using Persistence to Display Waveforms You can use Persistence to observe dynamic signals l Press MENU key and the function menu appears on the right side of the screen 2 Press MENU A or MENU ke
28. coupling setting Both DC and AC components contained in the tested signal are permitted The waveform is displayed as the following figure 34 figure 35 10 00KH2 Che OFF Figure 34 AC Coupling 3 6 HDS1022M N Handheld DSO amp DMM 7 Advanced Function of Oscilloscope f 10 00KH2 CH2 OFF PEPPER PP rrr rrtrPrrrprrprrprpermPrrrreer 00y CHa LOO Figure 35 DC Coupling 7 2 2 Open and Close Settings on Channel With CH1 taken for example Press F2 Channel key first and then OFF to make a Close setting on CH1 Press F2 Channel key first and then ON to make an Open setting on CHI 7 2 3 Setting the probe attenuation To prevent excessive input voltage we recommend you to set the probe attenuation level to the 10X position to prevent excessive voltage After attenuating the probe level by 10X you also need to magnify the display level by 10X to match the displayed amplitude with the real amplitude Press F3 Probe to adjust the probe attenuation level Table Probe attenuation level and the corresponding menu setting Probe attenuation level Corresponding Menu Setting 7 2 4 Setting of Inverted Waveform Inverted waveform The displayed signal reverses 180 degrees relatively to the ground potential Press F4 Invert to start Invert press F4 Invert again to close Invert oie HDS1022M N Handheld DSO amp DMM 7 Advanced Function of Oscilloscope 7 3 Make the Math Function Menu Setting The WAVE MATH f
29. d on the top of the screen to show the consumption condition of electric quantity The symbols that are possibly appear include E k and 0 where L shows that the battery can only be used for about 5 minutes To charge the battery and power the instrument connect the oscilloscope using a power adapter according to Figure 1 to charge the battery The charging speed can be increased by turning off the test tool Notice To avoid superheat of battery during charging the environment temperature is not allowed to exceed the permissible value given in technical specification Note No hazard will occur even connecting the charger for a long time e g during a whole weekend The instrument can automatically switch to slowly charging status 9 2 3 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 67
30. e Vk the root mean square value MAX the maximum amplitude value MIN the minimum amplitude value VT the Voltage value of the waveform s flat top value VB the Voltage value of the waveform s flat base AMP the amplitude value OS the overshoot value PS the Preshoot value RT the rise time value FT the fall time value NW the width value PW the Width value PD the Duty value ND the Duty value RD the DelayA B value and FD the DelayA Bt value Auto measurement window 2 The pointer indicates the horizontal triggering position This reading gives the Time Difference between the horizontal triggering position and the screen centerline It reads zero when the pointer is in the center of the screen The trigger state indicates the following information Auto The oscilloscope is working in the automatic mode and displaying the waveform under the non trigger state Trig d The oscilloscope has detected a trigger and collecting the information generated after the trigger Ready All pre triggered data have been captured and the oscilloscope has been ready to receive trigger signals Scan The oscilloscope can gather and display the waveform data continuously in scanning mode Stop The oscilloscope has stopped collecting the waveform data Red and blue index display triggers vertical position during alternate trigger and tri
31. eak value detection and averaging values Sampling The oscilloscope takes samples from the signal at a equal time interval to reconstruct the waveform in this mode by which the analog signal can be expressed correctly in most cases yet the rapid changes can not be collected between two sampling time intervals causing the confusion and loss the narrow pulse in the signal probably Peak value detection The oscilloscope takes samples from the maximum and minimum of signals in each sampling interval and shows the waveform with the sampled data in this mode thus by which the oscilloscope may collect the possibly lost narrow pulse in the sampling mode but the noise is obvious Averaging values the oscilloscope collects several waveforms and average over them and displays the averaged waveform in this mode by which the random noise can be reduced Duration time When a new waveform is displayed the previous waveform shown on the screen does not disappear immediately only to be displayed for a period of time that is the duration time by setting which the waveform can be displayed more continuously and thus a display similar to that shown by the analog oscilloscope can be achieved Roll scan mode The oscilloscope updates the waveform sampling points by scrolling display through a screen from left to right in this mode which is only applicable to the primary time base setting of above 50ms 5 15 Selecting AC coupling After
32. ease Reset Reset Holdoff time to100ns Off Time Note Trigger Holdoff can stabilize complex waveform such as the pulse range Holdoff time is the oscilloscope s waiting period before starting a new trigger During Holdoff oscilloscope will not trigger until Holdoff ends Term interpretation Trigger modes There are three kinds of trigger modes available for this oscilloscope they are Auto acquires signal continuously Normal acquires signal when trigger conditions are met and A 5 HDS1022M N Handheld DSO amp DMM 7 Advanced Function of Oscilloscope Single manually triggers the signal Automatic trigger mode The oscilloscope can acquire the waveform without any triggering condition detected in this mode in which it will be triggered compulsively when waiting for a specified period of time without any triggering condition ignited When an invalid trigger is enforced the oscilloscope can not keep the waveform in phase Normal trigger mode In this mode the oscilloscope cannot acquire the waveform till it is triggered When there is not any trigger the oscilloscope will display the original waveform without new waveforms captured Single mode In this mode the oscilloscope will detect a trigger and capture a waveform at each time when the customer presses the RUN STOP key Holdoff Set time slot before another trigger event 7 6 Selecting the acquisition mode The Acquiring Mode menu is described in the l
33. ed dealer shall extend this warranty on new and unused products to end user customers only but have no authority to extend a greater or different warranty on behalf of Lilliput Warranty support is available if product is purchased through a Lilliput authorized sales outlet or Buyer has paid the applicable international price Lilliput reserves the right to invoice Buyer for importation costs of repair replacement parts when product purchased in one country is submitted for repair in another country Since some countries or states do not allow limitation of the term of an implied warranty or exclusion or limitation of incidental or consequential damages the limitations and exclusions of this warranty may not apply to every buyer If any provision of this Warranty is held invalid or unenforceable by a court of competent jurisdiction such holding will not affect the validity or enforceability of any other provision SERVICES CENTER To locate an authorized services center visit us on the World Wide Web HTTP WWW OWON COM CN HDS1022M N Handheld DSO amp DMM Contents Table of Contents Chapter Page 1 DECLARATION OF CONFORMITY see see sees see ssee esse esse esse esseesseesse T 1 1 Declaration of Conformity cooooooooooooooooo0000000000000000000000000000000000000000000000000000000000000000000000000000000000000 1 1 2 Package Contents see the picture below cocoooooooooooooooooooooooooo00000000000000000000000000000000000000000000000000 1
34. ent Control and Laboratory use EMC Requirements part 1 General Requirements EN61000 3 2 2000 A2 2005 Electromagnetic Compatibility EMC part 3 Limits Section 2 Limits for Harmonic Current Emissions Equipment Input Current less than equal to 16A per phase EN61000 3 3 1995 A1 2001 Electromagnetic Compatibility EMC part 3 Limits Section 3 Limitation of Voltage Fluctuations and Flicker in Low Voltage Supply systems for Equipment with Rated Current less than or equal to 16A The tests have been performed in typical configuration This conformity is indicated by the symbol CE 1 e Conformite Europeenne HDS1022M N Handheld DSO amp DMM 1 Declaration of Conformity 1 2 Package Contents see the picture below Pr isro ma Bay SiS ENE O a 3 Oscilloscope Probe xz Ee Fa Matinser test tead 3 black andre Ee 5 USB Mass Storage comecteable e Extension module for small capacitance Ee AI 7 Probe TN Nr N AN USB communication cable or RS 232C Es N NN ME S usema es io CDROM soiw gt Hard carrying case poe R Soft carrying case po EE e Figure 1 Digital Oscilloscope Parts HDS1022M N Handheld DSO amp DMM 2 Safety information 2 Safety Information In order to ensure the correct using and the best efficient service please carefully read this user s manual 2 1 Safety Symbols and Terms 2 1 1 Safety Symbols These symbols may appear in this manual or on the instrument LN Warning Warning
35. escription eS ae Source Make sure the waveform you want to save appears in the display Select the displayed waveform which you want to MATH save WAVE A B CandD Select the address for saving or recalling a waveform Save Store the waveform of a selected signal source into the see selected address Show ON Close or start displaying the waveforms stored in address A To save a waveform on CH1 in address A do the following l Press the MENU key and the function menu appears at the right of the screen 4 8 HDS1022M N Handheld DSO amp DMM 7 Advanced Function of Oscilloscope 2 Press the MENU A or MENU key to select the Waveform Saving Four options are displayed at the bottom of the screen J Press the F1 key to select the signal source CH1 4 Press the F2 key to select the address A 5 Press the F3 key to save the waveform on CH1 in address A To display the saved waveform on the screen do the following 6 Press the F4 key to select Start for the address A The waveform saved in address A will be displayed on the screen in green color The display color is green and the zero point of waveform voltage and time is purple Now you can see a screen that looks like the following figure 46 f 500 OKHZ Up 200 Figure 46 Waveform Saving 7 9 Function Setting Menu The function setting menu is described in the following list Recall Factory ma Resume the instrument to its factory settings Auto Perform
36. eturns to zero 2 Press R key the trigger level position automatically returns to zero 5 10 Automatic Measurements The Oscilloscope offers 5 ranges of automatic scope measurements Your can display two numeric readings measurement 1 and measurement 2 These readings are selectable independently and the measurements can be done on the input CH1 or input CH2 waveform To choose a frequency for CHI1 do the following l Press MENU key and the function menu appears on the right side of the screen 2 Press MENU A or MENU key to select measurement 1 Five items selectable are visible at the bottom of the screen 3 Press F1 key and select Freq CH1 from the mean square root value item The measurement 1 window turns its color into red and shows the frequency for input CH1 To choose a Peak Peak measurement for Input CH2 do the following l Press MENU key and the function menu are displayed on the right side of the screen 2 Press MENU A or MENU V key and select measurement 2 with 5 items selectable displayed at the bottom of the screen 3 Press F4 key to select PK PK CH2 from Peak Peak item The measurement 2 window turns its color to be blue and shows the peak peak value for input CH2 16 HDS1022M N Handheld DSO amp DMM 5 Using the Oscilloscope See the following figure 11 10 B1kH Up 20d CH2 10O0Omm Figure 11 Automatic Scope Measurements 5 11 Freezing the Screen You can freeze the screen all re
37. ggers index become green when it reaches edge trigger or video trigger A hidden style menu With the MENU key pressed you can view or hide the menu Menu setting options There are different setting options for different menus It reads the value of trigger voltage level The display shows the trigger signal source The reading gives the value of primary time base These graphics present the coupling modes of channel 2 CH2 The graphic indicates AC the graphic indicates DC This reading shows the vertical Voltage Unit Scale of CH2 66 99 These graphics show the coupling mode of CH1 among which the graphic express indicates AC the graphic indicates DC This reading shows the vertical Voltage Unit Scale of CH1 10 HDS1022M N Handheld DSO amp DMM 5 Using the Oscilloscope 17 18 19 20 The blue pointer gives the grounding datum point of the waveform on CH2 which is the zero position of CH2 No display of this pointer indicates that the channel has not been opened OPTION operation prompt There are different prompts for different OPTION operations The red pointer gives the grounding datum point of the waveform on CH1 which is the zero position of CH1 No display of this pointer indicates that the channel has not been opened Waveform display area Red waveform represent CH1 blue waveform represent CH2 5 4 Menu Description The following example shows how to use t
38. hannel 1 V Red Adjust horizontal scale in Channel 1 A Blue Adjust horizontal scale in Channel 2 VOLTS POSITION Blue Switch between voltage and horizontal scale in Channel 2 VY Blue Adjust horizontal scale in Channel 2 RUN STOP key for running or stopping the operation LIGHT Light switch DMM OSC Operation mode switching key between oscilloscope and multimeter MENU A Choose the upper item on the menu list MENU Show Hide the menu MENU Y Choose the lower item on the menu list OPTION the key for DSO setting and combines with four arrow keys Then to set main time base trigger horizontal position and trigger vertical position Furthermore the keys possible to adjust the display multiplying factors of M waveform CHM and display vertical position CHM ZERO during waveform calculation and to adjust cursor 1 V1 or T1 and cursor 2 V2 or T2 position during cursor measurement A yellow Oscilloscope display upward adjustment key VY yellow Oscilloscope display downward adjustment key gt yellow Oscilloscope right direction adjustment key d yellow Oscilloscope left direction adjustment key A Selects DMM current measurement V Selects DMM voltage measurement R Selects DMM impedance diode continuity and capacitance measurement SET convert AC and DC during measure current or voltage in Multi meter convert resistance diode on off and capacitance measure during resistance measuring HDS
39. he tool s menus to select a function as shown in the following figure l rA 2 Press the MENU key to display the Function Menu on the right of the screen and the corresponding optional settings on the bottom Press MENU again will hide the Function Menu Press the MENU A or MENU key to select different function menus Choose one key from F1 to F5 and press it to change function setting See the following figure 5 10 OOKHZ Up 206 H1 2 007 CH2 l m Figure 5 the Tool s Menus 5 5 Manually Setting the Vertical System Horizontal System and Trigger Position OPTION key for multiple setting key and to set trigger vertical position main time base and horizontal position trigger horizontal position during edge trigger and video trigger or trigger 11 HDS1022M N Handheld DSO amp DMM 5 Using the Oscilloscope vertical position for Horizontal time base and trigger vertical position and horizontal level position during alternate trigger The following example shows how to use OPTION key to make a setting When trigger mode during edge trigger and video trigger 1 Press once the OPTION key the following is displayed at the bottom left side of the screen as shown in the figure below lt P gt Time Base A V Trig See the following figure 6 9 998KHZ Up 212 Figure 6 2 Press lt yellow or gt yellow to adjust the main time base and press A yellow or V yellow to adju
40. ide of the screen 2 Press MENU A or MENU key to select time base mode display three options at the bottom 3 Press F2 key to select window setting 4 Press OPTION key pop up TIME BASE at this time then press lt yellow and gt yellow key to adjust the time base window area defined by two cursors the window size will vary 5 Press OPTION key and call TIME at this time press lt yellow and gt yellow to 57 HDS1022M N Handheld DSO amp DMM 7 Advanced Function of Oscilloscope adjust the window position defined by two cursors the window position is the time difference of the window center to main time base s horizontal pointer 6 Press F3 key select window extension the defined window extends into the full screen display The screen that looks like the following figure 56 57 will be displayed f Figure 56 Window Setting f 10 01KH2 CH1 OFF PRERPPRPRPERPREPERPEPRPEPPRERPREERE PEPPER PEPPPPPPRrrPrPrrrrprrere Figure 57 Window Extension 7 15 Data Transmission For the operation of data transmission please execute the following steps 1 Press MENU key display the function menu on the right side of the screen 2 Press MENU A or MENU key to select display setting mode display four options at the bottom 58 HDS1022M N Handheld DSO amp DMM 7 Advanced Function of Oscilloscope Press F4 key select the Bitmap or Vectors for data transmission Use a data line to connect
41. identifies conditions and actions that pose hazards to the users Caution Caution identifies conditions and actions that may damage the product or other properties DANGER Refer to the Protective Chassis Earth ground Manual Conductor Ground Terminal High Voltage Terminal A H ss 2 1 2 Safety Terms The following terms may appear on the instrument Danger The term Danger is used in this manual to indicate that when you read this mark personal injury may be caused to you immediately Warning The term Warning is used in this manual to indicate that when you read this mark personal injury may not be caused to you immediately but you need to be cautionary Notice The term Notice is used in this manual to indicate that damages may be caused on this product or other properties HDS1022M N Handheld DSO amp DMM 2 Safety information 2 2 General Safety Information Carefully read the following safety information in order to avoid any personal injury and damage on this product or any products connected with it This product can only be used in the specified applications to prevent any possible dangers LN Warning To avoid fire or electrical shock Please use proper power adapter Use only the power adapter appointed by the manufacturer and subject to approval of being used in the user s country LN Warning To avoid fire or electrical shock if a test tool input is connected to more 4
42. ion switch setting and the HDS series digital type oscilloscope In order to be up to these specifications the oscilloscope should meet the following requirement N The instrument should operate continuously for more than 30 minutes under the specified operating temperature N If the operating temperature is up to or larger than 5 Celsius degrees the system function menu must be opened to make the system perform a Auto calibration procedure Except those specifications marked with the word Typical all specifications can be up to Sampling Sampling modes Normal sampling Peak detection Average value Sampling rate 100 MSa s Input Horizontal Sns div 100s div stepping in the 1 2 5 5 mode Sampling rate and relay time 100ppm any time interval which is equal to or larger than accuracy lms Time interval AT measurement Single 1 sampling interval time 100ppm X accuracy full bandwidth reading 0 6ns gt average 16 1 sampling interval time 100ppm X reading 0 4ns 62 HDS1022M N Handheld DSO amp DMM 9 Appendix Vertical Analog digital converter A D With the resolution of 8 bits make sampling on both channels synchronously Sensitivity range V div 5mV div 5V div Cat the input BNC Single bandwidth Full bandwidth Low frequency response AD 25Hz atthe BNC coupling 3dB DC measurement accuracy average The voltage difference AV between any two point
43. isible at the top of the screen 2 Press F5 to select 10A measure the unit of main reading window is A 3 Plug current extended module in current measure jack then plug the probe in the module 4 Connect the red and black leads to the measured point and the AC current value of the measured point will be displayed on the screen 5 Press F4 return to 400mA measure Look at the display you can see a screen that looks like the following figure 29 figure 29 AC Current Measurement for 10A 6 5 Freezing the Readings You can freeze the displayed readings at any time 1 Press the RUN STOP key to freeze the screen and STOP will be displayed at the top right of the screen 2 Again press the RUN STOP key you can resume your measurement Look at the display you can see a screen that looks like the following figure 30 32 HDS1022M N Handheld DSO amp DMM 6 Using the Multimeter figure 30 Freezing the Readings 6 6 Taking a Relative Measurement A currently measured result relative to the defined reference value is displayed in a relative measurement The following example shows how to take a relative measurement At first it 1s required to acquire a reference value 1 Press R key and R is displayed on the top side of the screen 2 Press the SET key till C appears at the top of the screen 3 Plug capacitance extended module in capacitance measure jack 4 When the reading leveling off press F2 key and A i
44. ist shown as below Sample The waveform data is sampled at an equal time interval The sample mode accurately reconstructs the waveform but cannot respond to rapid changes and sudden peaks Peak Detect The maximum and minimum data in the sampling interval are picked up The peak detect mode captures rapid changes and sudden peaks but the waveform becomes noisy Average Multiple samples are averaged together The average mode GEN EN herria GE tet Averages 4 16 64 Select the average number DERDE 7 7 Display Setting The Display Setting menu is described in the following table Vectors The vector drawing mode shows the waveform as a smooth line connecting each data point Dots The dot drawing mode shows the waveform as a collection of independent data points Persist Is The persistence setting sets how long the old waveforms remain 2s in the display useful for observing the waveform variations 5S Infinite 4 6 HDS1022M N Handheld DSO amp DMM 7 Advanced Function of Oscilloscope Format YT Display the relative relationship between vertical voltage and horizontal time XY Display CH1 on the horizontal axis and CH2 on the vertical axis Carry Bitmap The data transmitted in communication are bitmaps Vectors The data transmitted in communication are vectors 7 7 1 Display Style The display style includes Vector and Dot displays shown as the following figure 44 figure 45 CH1 OFF Vp 206 Tis ET EE N
45. l personnel are permitted to perform maintenance HDS1022M N Handheld DSO amp DMM 2 Safety information Pay attention to the nominal values of all terminals To avoid fire or electric shock please keep a watchful eye on all nominal values and marks specified for this product Before any connection performed on this product carefully read the user s manual of the product for further information of nominal values No operation is allowed without the instrument cover plate If the cover plate or panel has been removed do not perform any operation on this product No touch is allowed on bare conductors When the product is powered on do not touch any bare joints or parts of the scope meter Operation is prohibited in case of any undetermined failure When in doubt any damage on this product consult the qualified personnel for checking on it Keep ventilation in good condition Refer to the user manual for detail installation instructions in order to fix this product correctly and provide it with good ventilation conditions No operation is allowed under a humid environment No operation is allowed under an explosive environment Keep clean and dry on the product surface The method which stipulated according to the factory does not use the equipment possibly can damage the protection which the equipment provides HDS1022M N Handheld DSO amp DMM 3 Performing the General Inspection 3 Performing the General Inspection
46. ll detail the oscilloscope function of the test tool 7 2 Setting the Vertical CH1 and CH2 Each channel has its own independent vertical menu and each item can be set respectively based on the specific channel To make vertical CH1 and CH2 settings do the following 1 Press the MENU key and the function menu appears at the right of the screen 2 Press the MENU A or MENU key to jump to CH1 Setting and 4 options appears at the bottom of the screen 3 Select key from F1 to F4 to make different settings Now you can find a screen that looks like the following figure 33 10 00KH2 Che OFF Figure 33 Setting the Vertical 3 5 HDS1022M N Handheld DSO amp DMM 7 Advanced Function of Oscilloscope The following Table describes the Vertical Channel menu Function Description Setting menu AC The dc component in the input signal is blocked Coupling l DC The ac and dc components of the input signal are allowed OFF Close the channel Channel ON Open the channel 1X Select one according to the probe attenuation level to ensure a correct vertical scale reading sed OFF Waveform is displayed normally nverte ON Open the Invert function of the waveform setting 7 2 1 Setting the Channel Coupling With CH1 taken for example Press F1 Coupling first and then AC to make an AC coupling setting The DC component contained in the tested signal is blocked Press F1 Coupling first and then DC to make a DC
47. llow to adjust time base horizontal position or adjust horizontal position 3 HDS1022M N Handheld DSO amp DMM 7 Advanced Function of Oscilloscope 7 5 Triggering Control There are three triggering modes including Edge triggering Video triggering and Alternating triggering Each trigger mode is set by different function menu Edge triggering The edge trigger type triggers on the incoming signal edge Use the edge trigger for all signals except for video related ones Video triggering Perform video field trigger or line trigger on the standard video signals Alternate trigger When the signal frequency different in Channel 1 and 2 it can also guarantee the stability approaching in two channels The following describes the Edge triggering Video triggering and Alternating triggering menus respectively 7 5 1 Edge Triggering The Edge triggering is a mode by which trigger occurs at the triggering threshold value of the input signal edge With the Edge triggering selected the trigger happens on the rise or fall edge of the input signal shown as the figure 37 10 OOKHZ Up 200 CH2 l m Figure 37 Edge Trigger A 0 HDS1022M N Handheld DSO amp DMM 7 Advanced Function of Oscilloscope The Edge triggering menu is described in the following table Function Settings Description gall nana Slope Rising Triggering on the rise edge of the signal Source CHI CH1 is used as the trigger source fs ln ements T
48. mat and Bitmap which the corresponding name will be WAVE1 BIN WAVE 2 BIN WAVE3 BIN or WAVE1 BMP WAVE 2 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 23 HDS1022M N Handheld DSO amp DMM 6 Using the Multimeter 6 Using the Multimeter 6 1 About this Chapter This chapter provides a step by step introduction to the multi meter functions of the test tool hereafter The introduction gives basic examples to show how to use the menus and perform basic operations 6 2 Making Meter Connections Use the four 4 mm safety banana jack inputs for the Meter functions COM V Q C 10A mA See figure 2 for the connections 6 3 Multimeter Operation Window FUN 6 12 6U EE lt 0 11 10 9 Figure 19 Multimeter Operation Window Description 1 Battery electric quantity indictor 2 Manual Auto range indictors among which the MANUAL means measuring range in manual operation mode and AUTO refers to the measuring range in automatic operation mode 24 HDS1022M N Handheld DSO amp DMM 6 Using the Multimeter 3 d gt 10 11 12 Measurement mode indicators DCV Direct voltage measurement ACV Alternating voltage measurement DCA Direct curre
49. nt measurement ACA Alternating current measurement R Resistance measurement PR Diode measurement On Off measurement C Capacitance measurement The relative magnitude measurement indicator Running state indicators among which RUN expresses continuous update and STOP represents the screen locking The reference value of the relative magnitude measurement The multiplying power of the dial indication To multiply the reading of dial pointer by multiplying power will get the measurement result The mail reading of measurement Automatic control measuring range A Absolute relative magnitude measuring control The sign expresses the absolute magnitude measuring control and A represents the relative magnitude measuring control Manually measuring range control Manual measurement control Test lead indicated the scale of test reading different test modes display different colors 6 4 Making Multimeter Measurements Press DMM OSC key the oscilloscope will switch to the multimeter measure the screen will display the multimeter windows at the same time prompt to correctly insert testing pen of the multimeter at this time then press any key to enter into multimeter measure 6 4 1 Measuring Resistance Values To measure a resistance do the following l Press the R key and R appears at the top of the screen 25 HDS1022M N Handheld DSO amp DMM 6 Using the Multimeter 2 Insert the black lead into
50. ocations where the liquid crystal display LCD may be directly exposed to the sunshine for a long time Be careful Do not spray liquid into the instrument Cleaning Inspect the instrument and the probe frequently in accordance with operating conditions Clean the outer surface of the instrument according to the following steps 1 Wipe off the floating dust outside of the instrument and the probe by using soft cloth When cleaning the LCD do not scuff the transparent LCD protective screen 2 Wipe the instrument in power off status by soft cloth that is moist but not dripping It is allowed to be cleaned by soft detergent or fresh water Do not use any abrasive chemical detergent to avoid the instrument or the probe being damaged A Warning Before running please confirm that the instrument has been dried out so as to avoid electrical short circuit and personal injury caused by moisture 9 2 2 Storage of Oscilloscope If the test tool is to be stored for a long time it is required to charge the lithium battery before storage 66 HDS1022M N Handheld DSO amp DMM 9 Appendix Charging the oscilloscope The lithium battery is possibly not charged when delivery To make the battery with enough electric quantity it must be charged for 4 hours the test tool must be turned off during charging The battery can supply power for 4 hours after being charged completely When supplying power by using the battery a battery indicator is displaye
51. ppears at the top of the screen 2 Press the SET key and ACV appears at the top of the screen 3 Insert the black lead into the COM banana jack input and the red lead into the V 2 C banana jack input 4 Connect the red and black leads to the measured points and the AC voltage values of measured points will be displayed on the screen Look at the display you can see a screen that looks like the following figure 25 Figure 25 AC Voltage Measurement 29 HDS1022M N Handheld DSO amp DMM 6 Using the Multimeter 6 4 7 Measuring DC Current To measure a DC current which is less than 400 mA do the following l Press the A key and DCA appears at the top of the screen The unit on the main reading screen is mA mA and 10A will display on the right bottom of screen press F4 or F5 to switch the measurement between ma and 10A 400mA is acquiescently Insert the black lead into the COM banana jack input and the red lead into the mA banana jack input Connect the red and black leads to the measured points and the DC current values of measured points will be displayed on the screen Look at the display you can see a screen that looks like the following figure 26 figure 26 DC Current Measurement for 400 mA To measure a DC current which is larger than 400 mA do the following l 5 Press the A key and DCA appears at the top of the screen The unit on the main reading screen is mA Press F5 key change to 1
52. ration Windows etes sesse sesse se see Be BEE BEER EE RE BE BREER EE BE ER BE ER E BE EE EE Ee RE Be Re Ee ee Ee sees 9 5 4 Menu Description Rc 11 5 5 Manually Setting the Vertical System Horizontal System and Trigger Position eese 11 T5 6 Recall factory settings TT OE Te rere rrr reer rrr reer rrr re rrr errr rrr errr rrr rrr rere 15 TS 7 Input Connections POOPTTICT TTT TIT II errr rere errr ree rrr errr rr rere errr rrr errr rrr errr errr rrr errr 15 T5 8 Displaying an Unknown Signal with Auto Set str sesse se sesse sesse sesse se See Be Bee Be EE Ee RE Be RE EER Ee Ee ees 16 T5 9 Automatic Zero returning of Trigger Horizontal Position and Trigger Level Position 16 5 10 Automatic Measurements e eeeeseececccccecccccococcccccccoccocccccoccococccococccosoccecocccococccocoocococccosocoooo 16 5 11 Freezing the Sereen eeeeseeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeoeeeeeeeeeeeseseeeeeoreseeeeeoeeeeseeeeeeeeseeeeeeeereseeeeeeeesesees 17 5 12 Using Average for Smoothing Waveformseesseeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeoeeeeeeeeeeoeeseeeeeeee 18 5 13 Using Persistence to Display Waveforms eeeeeeeeeeeeereereeeeeeeeeeeeeeeeeeeeeeeeeeoeeeeeeeeoeeeeeeeeoeoeeseeeeeeee 18 HDS1022M N Handheld DSO amp DMM Contents 5 14 Using Peak Detection to Display Glitches s s s ssssrsessssesessssesensesescnsesencnsesensssescnseseneneees 19 5 15 Selecting AC coupling tsereeserse sesse sesse ek Geek BEER BEER BEER BEER EE ER BEER EE ER Be ER BEER BEER Ge ERGE ER Ee E
53. rig mode Auto Acquisition of waveforms is possible even if there is no triggering condition detected Normal Acquisition of waveforms can only be done when the triggering condition is satisfied Single The sampling is performed on a waveform when one trigger is detected then stop sampling la re Coupling With this mode selected the DC component is prevented from passing though All components are allowed The HF part of the signal is prohibited and only the LF component is allowed The LF part of the signal is prohibited and only the HF component is allowed SENS 0 2div 1 0div Set trigger sensitivity Holdoff EN To go to holdoff menu mm o Term interpretation Sensitivity Trigger circuit including sluggish in order to exclude the influences from signal noise and get the stable trigger The sluggish is adjustable among 0 2div 1 0div It means when set on 1 0 div trigger circuit don t have any response to any signal of PK PK range lt 1 0div which to exclude the influences from signal noise 7 5 2 Video Triggering The video trigger type is designed to capture the video signal format NTSC PAL or SECAM For any other signal type use the edge trigger Figure 38 figure 39 is the Video Odd Field Trigger figure 40 figure 41 is the Video Line trigger HDS1022M N Handheld DSO amp DMM 7 Advanced Function of Oscilloscope figure 38 Video Odd Field Trigger Pagel figure 39 Video Odd Field Trigger Page2
54. ring In this case the forbidden information will be showing when making Triggering or Coupling settings 4 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 5 Turn off the submenu at the Autoscale menu the Autoscale is off and turn on the submenu still enters into the function 6 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 5 8 HDS1022M N Handheld DSO amp DMM 7 Advanced Function of Oscilloscope 7 13 System State Menu The system state menu is used to display information about the present horizontal system vertical system trigger system and others The operation steps are shown as below 1 Press the MENU key and the function menu is displayed at the right of the screen 2 Pressthe MENU A or MENU V key to select the System State Four options appear at the bottom of the screen 3 Sequentially press F1 to F4 key and the corresponding state information will be shown on the screen 4 The screen that looks like the following figure 54 will be displayed Figure 54 System State 7 13 1 Real time clock Function Be synchronous with the U disk storage time Do below steps to set up
55. rm Mathematics Functions When adding CH1 CH2 subtracting CH1 CH2 CH2 CH1 multiplying CH1 CH2 or dividing CH1 CH2 the input waveforms of CHI and CH2 the Oscilloscope will display the mathematical result waveform M and the input waveforms of CH1 and CH2 on the screen The Mathematics functions perform a point to point calculation on the waveforms CH1 and CH2 To use a Mathematics function do the following l Press the MENU key and the function menu is displayed at the right side of the screen 2 Press the MENU A or MENU YF key to select the Waveform Calculation Five items selectable appears at the bottom of the screen di Press F3 key to select CH1 CH2 and the calculated waveform M green appears on the screen Again press the F3 key to close Waveform Calculation 4 Press OPTION and left bottom display as lt gt CHMath Volts Div A V CHM Zero 5 Then press yellow or V yellow to adjust vertical display position of waveform M Press yellow or yellow to adjust display times factor of waveform M Now you can see a screen that looks like the following figure 18 22 HDS1022M N Handheld DSO amp DMM 5 Using the Oscilloscope 10 00KH2 Up 20d Figure 18 Waveform Mathematics 5 18 Use USB flash disk to save waveform data 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 for
56. s displayed on the top side of the screen The saved reference value is displayed below A 5 Plug capacitance the displayed major reading on the screen is actual the capacitance value Look at the display you can see a screen that looks like the following figure 31 figure 31 Relative Measurement 33 HDS1022M N Handheld DSO amp DMM 6 Using the Multimeter 6 7 Selecting Automatic ManualRange Adjustment The defaulted range mode of the instrument is automatic range To switch to the manual range perform the following steps l Press F1 key and MANUAL is displayed on the top left side of the screen to enter the manual range mode 2 Under the manual range mode the measuring range is increased by a stage when pressing F1 key each time and when reaching the highest stage it jumps to the lowest stage by pressing F1 key once again To multiply the reading of dial pointer by multiplying power and the unit of main reading on the screen will get the measurement result 3 Press F3 key and AUTO is displayed on the top left side of the screen to switch back to the automatic range mode Look at the display you can see a screen that looks like the following figure 32 Figure 32 Automatic Manual Range Adjustment Attention capacitance measurement without manual range mode 34 HDS1022M N Handheld DSO amp DMM 7 Advanced Function of Oscilloscope 7 Advanced Function of Oscilloscope 7 1 About this Chapter This chapter wi
57. s on value sampling mode the waveform after averaging the captured waveforms more than 16 2 5 reading 0 05 divisions Trigger Trigger sensitivity Edge CH1 and CH2 Idiv DC full bandwidth Same as the DC coupling when it is equal to or Triggering level range 6 divisions from the screen center Triggering level accuracy 0 3 divisions typical which is applicable to the signal with rise and fall time equal to or longer than 20ns Trigger displacement 655 divisions for pre triggering and 4 divisions for post triggering Trigger Holdoff range 100ns 10s Make a 50 level setting Operation with the input signal frequency equal to or larger than Trigger sensitivity Video 2 divisions of peak to peak value Jaa Signal system and line field Support the NTSC PAL and SECAM broadcasting systems of frequency Video triggering any field or line frequency mode Measurement Voltage difference AV and time difference AT between cursors Auto measurement Peak to peak value average value root mean square value frequency period Vmax Vmin Vtop Vbase Vamp Overshoot Preshoot RiseTime Fall Time Width Width Duty Duty DelayA B and DelayA B 63 HDS1022M N Handheld DSO amp DMM 9 Appendix Probe Input resistance IM 2 22 10M Q 42 Input impendence 85pf 115pf 14 5pf 17 S5pf Input voltage 150 V DC 300 V DC 9 1 2 Meter Voltage VDC Input Impedance 10M 2 Max Input
58. st trigger horizontal position 3 Press OPTION again and left bottom side display as lt gt Time A V Trig See the following figure 7 HDS1022M N Handheld DSO amp DMM 5 Using the Oscilloscope P 10 00KH2 Vp 200 figure 7 4 Press lt yellow or gt yellow to adjust time base horizontal position pressA yellow or Y yellow to adjust trigger position 5 Press OPTION again to back operation 1 When trigger mode during alternate trigger 6 Press OPTION and left bottom display as lt gt Time A V Trig 2 See the following figure 8 10 OOKHZ Up 206 figure 8 7 HDS1022M N Handheld DSO amp DMM 5 Using the Oscilloscope Press 4 yellow or gt yellow to adjust time base horizontal position and press yellow or V yellow to adjust trigger horizontal position in Channel 2 8 Press OPTION again and left bottom display as d Time Base A V Trig 1 See the following figure 9 9 10 OOKHZ Up 200 l 2 00v CHE 100m figure 9 Press lt yellow or gt yellow to adjust main time base and press A yellow or V yellow to adjust trigger horizontal position in Channel 1 10 Press OPTION again to back operation 6 Term interpretation Vertical scale factor It stands for the voltage amplitude represented by a division in the vertical direction of the display area through the adjustment of which you can amplify or attenuate the signal and thus regulate the
59. the Auto calibration procedure N EE Language Chinese Select the display language waa De Auto calibration The Auto calibration function automatically configures internal parameters to maintain the sensitivity and accuracy Run the Auto calibration in the following cases A 9 HDS1022M N Handheld DSO amp DMM 7 Advanced Function of Oscilloscope When the temperature fluctuates more than 5 degrees Celsius during operations When operating the oscilloscope in a new bench top or field environment Procedure 1 Press the MENU key and select the FUNCTION menu using MENU A or MENU VF key 2 Press F2 Auto calibration A message appears on the display asking you to remove all cables and probes from oscilloscope 3 After removing all cables press F2 Auto calibration again The Auto calibration automatically starts and a message appears showing that the calibration is ongoing To interrupt calibration press any key during the calibration 7 10 Making Automatic Measurements The oscilloscope can perform 20 types automatic measurements such as frequency cycle average value peak to peak value root mean square value Vmax Vmin Vtop Vbase Vamp Overshoot Preshoot RiseTime Fall Time Width Width Duty Duty DelayA B and DelayA B t And gives two kinds of measurement results simultaneously on the screen The function menu for automatic measurements is described in the following list Freq CHI Meas
60. unctions in showing the result of adding subtracting multiplying or dividing calculation on CH1 and CH2 channel waveforms Also the result of arithmetic operation can be measured with grid or cursor The amplitude of the calculated waveform can be adjusted with CHM VOL which is displayed in the scale factor form The amplitude ranges from 0 001 through 10 and steps in the 1 2 5 form that is it can be expressed as 0 001 X 0 002X 0 005X 10X The position of the calculated waveform can be adjusted up and down with the CHM ZERO key used The corresponding operation function table CH1 CH2 CH1 waveform minus CH2 waveform CH2 CHI CH2 waveform minus CH1 waveform CH1 CH2 Add CH1 waveform into CH2 waveform CH1 CH2 Multiply CH1 waveform and CH2 waveform CH1 CH2 Divide CH1 waveform by CH2 waveform To perform the CH1 CH2 waveform calculation do the following 1 Press the MENU key and the function menu appears at the right of the screen 2 Press the MENU A or MENU key to select MATH and 5 options are displayed at the bottom of the screen 3 Press the F3 CH1 CHz2 key and the obtained waveform M appears on the screen Again press the F3 key and Close the waveform M 4 Press OPTION and left bottom display as lt q P CHMath Volts Div A W CHM Zero Press yellow or gt yellow to adjust the range of M waveform Press A yellow or V yellow to adjust the position of M waveform Now look at the display and you
61. up and adjust the vertical and horizontal settings Only show one or two periods Show Multi period waveforms 2 8 HDS1022M N Handheld DSO amp DMM 7 Advanced Function of Oscilloscope If you want to measure voltage of Channel 1 you can do as the follows 1 Press MENU the function menu will appear on the right of the screen 2 Press MENU A or MENU VY and choose Autoscale three options will show at the bottom of the screen 3 Press F1 and choose ON 4 Press AUTOSET Pressing AUTOSET to enter into Autoscale function and A flicker on the top left corner flicker every 0 5 second If the Autoscale function is off pressing AUTOSET is just to enter into AUTOSET function 5 Press F2 and choose Horizontal Vertical 6 Press F3 and TAT T 1 000me figure 51 Autoscale Horizontal Vertical mono period waveform 54 HDS1022M N Handheld DSO amp DMM 7 Advanced Function of Oscilloscope T 1 000me T 1 000me2 figure 53 only under horizontal mode multi period waveform Note 1 At the mode of Autoscale the oscilloscope can self estimate Trigger mode Edge Video and Type Edge Video If now you press Trigger mode or Type the forbidden information will display on the screen 2 At the mode of XY and STOP status pressing AUTO SET to enter into Autoscale DSO switches to YT mode and AUTO status 3 At the mode of Autoscale DSO is always in the state of DC coupling and AUTO trigge
62. ure the frequency of CH1 Period CHI Measure the period of CH1 Mean CHI Measure the average value of CH1 Peak Peak CHI Measure the peak to peak value of CH1 Cyc RMS CHI Measure Root Mean Square RMS value of CH1 To measure the frequency of CH1 with Measurement 1 and the frequency of CH2 with Measurement 2 do the following l Press the MENU key and the function menu is shown at the right of the screen 2 Press the MENU A or MENU YV key to select Measurement 1 Five options appear at the bottom of the screen a Press the F1 key to select the frequency measurement as CH1 The measurement window on the screen turns into one red in color and shows the frequency of CH1 4 Press the MENU A or MENU YV key to select Measurement 2 Five options appear at the 20 HDS1022M N Handheld DSO amp DMM 7 Advanced Function of Oscilloscope bottom of the screen 5 Press the F4 key to jump to the peak to peak measurement as CH2 The measurement window on the screen turns into one blue in color and shows the peak to peak value of CH2 Now you can see a screen that looks like the following figure 47 Trig d IIT 7 r Tr N PERRPRERPRPPRPERPPRPPRPERPRERRERRERPRPRPRPRRPRERPERERRERER RR RR RERRPERRPRPEREREEREERE Figure 47 Automatic Measurements 7 11 Setting the Cursor Measurements This oscilloscope allows you to make manual cursor measurements on time and voltage The signal sources include Channel 1 CH1 Channel 2 CH2
63. veform is displayed on the screen but is not stable under the oscilloscope mode Check whether the signal item in the trigger mode menu matches the actually used signal channel Check on the trigger mode The edge trigger mode is applicable to the universal single and the video trigger mode applicable to the video signal Only when the proper trigger mode is applied can the waveform be in stable 60 HDS1022M N Handheld DSO amp DMM 8 Trouble Shooting Try to change the trigger coupling into the HF rejection and LF rejection to filter the HF or LF noise trigger by the interference 6 There is no display on the screen when you push down RUN STOP key under the oscilloscope mode Check whether the trigger mode in the trigger mode menu is in normal or single shot and whether the trigger level is out of the waveform range In such condition adjust and make the trigger level in the middle or select the non auto trigger mode Additionally press the AUTO SET key and complete the above setting 7 When select the average sampling in the sampling mode or select a longer display time in the display mode under the oscilloscope the display speed is slow It is normal in the above case 61 HDS1022M N Handheld DSO amp DMM 9 Appendix 9 Appendix 9 1 Appendix a Specifications 9 1 1 Oscilloscope Only if other instructions are provided are all technical specifications applicable to the probe with the 10X attenuat
64. y to select DISP SET Four items selectable are displayed at the bottom of the screen 3 Press F2 key to select Persist 1 sec 2 sec and 5 sec infinite or OFF In this case jump to Infinite and the observed dynamic is kept on the screen continuously When the item OFF is selected the Persistence function is closed 18 HDS1022M N Handheld DSO amp DMM 5 Using the Oscilloscope Look at the display a screen like the following figure 14 can be shown CH1 OFF Up 210 i E TIE TET TEES ET TET Pere TEE TIE TEE LE a EE E EE E E E E E a a E EER Figure 14 Persistence to Observe Dynamic Signals 5 14 Using Peak Detection to Display Glitches You can use this function to display events glitches or other asynchronous waveforms of 50 ns or wider l Press MENU key and the function menu appear at the right side of the screen 2 Press MENU A or MENU key to select the ACQU MODE Four items selectable are displayed at the bottom of the screen 3 Press F2 key and jump to Glitch Detect In this case you can test the glitch Now You can see a screen that looks like the following figure 15 HDS1022M N Handheld DSO amp DMM 5 Using the Oscilloscope f 3 33 Kli CH2 OFF MEE E TEER CH2 10 0m Figure 15 Peak Detection Term interpretation Collecting mode The oscilloscope transforms the collected analog data into a digital form after they are gathered in the following three different modes that is sampling p

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