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BK Precision 2540B User Manual Download Page 178

Arbitrary Waveform Generator 

178

 

 

Burst Frequency 

 

Press 

MENU

  key and press the 

Output Type

  softkey to 

select BURST function,  and 

BURST

  menu page 1/2 will be 

displayed. 

 

Softkey 

Description 

Output 

Type 

Press 

Output Type

  softkey to select 

a standard waveform or modulated 

signal to  output 

Waveform 

Select a waveform as the burst 

waveform. 

Freq

 

Select and specify the waveform 

frequency. 

Ampl 

Select and specify the waveform 

amplitude. 

More 

1/2 

Select page 2/2 

 

 

Summary of Contents for 2540B

Page 1: ...Model 2540B 2542B 2540B GEN 2542B GEN Digital Storage Oscilloscopes USER MANUAL ...

Page 2: ...2 ...

Page 3: ...GROUND THE INSTRUMENT To minimize shock hazard the instrument chassis and cabinet must be connected to an electrical ground This instrument is grounded through the ground conductor of the supplied three conductor ac power cable The power cable must be plugged into an approved three conductor electrical outlet Do not alter the ground connection Without the protective ground connection all accessibl...

Page 4: ...nal service or adjustment unless another person capable of rendering first aid and resuscitation is present DO NOT SUBSTITUTE PARTS OR MODIFY THE INSTRUMENT Do not install substitute parts or perform any unauthorized modifications to this instrument Return the instrument to B K Precision for service and repair to ensure that safety features are maintained WARNINGS AND CAUTIONS WARNING and CAUTION ...

Page 5: ... the line cord to the AC mains check the rear panel AC line voltage indicator Applying a line voltage other than the indicated acceptable voltage can destroy the instrument CAUTION This product uses components which can be damaged by electro static discharge ESD To avoid damage be sure to follow proper procedures for handling storing and transporting parts and subassemblies which contain ESD sensi...

Page 6: ...C of the European Parliament and the Council of the European Union on waste electrical and electronic equipment WEEE and in jurisdictions adopting that Directive is marked as being put on the market after August 13 2005 and should not be disposed of as unsorted municipal waste Please utilize your local WEEE collection facilities in the disposition of this product and otherwise observe all applicab...

Page 7: ...tions in the manual Electrical Shock hazard On Power This is the In position of the power switch when instrument is ON Off Power This is the Out position of the power switch when instrument is OFF This symbol is a power switch located at the top of the oscilloscope Pressing this button toggles the oscilloscope s state between power on and power off mode ...

Page 8: ... conditions Environmental Conditions Operating Environment 0 C to 40 C Storage Humidity 0 80 R H Storage Environment 20 C to 50 C Pollution degree Pollution degree 2 Notations TEXT Denotes buttons on the oscilloscope Text Denotes softkeys from the menu system selectable by pressing corresponding menu softkey buttons ...

Page 9: ...lay 21 LCD Main Screen Display 22 1 5 Quick Check 24 Power On Check 24 Basic Check 25 1 6 Probe Safety 27 1 7 Probe Attenuation 28 1 8 Probe Compensation 28 2 BASIC OPERATION 31 2 1 Using Quick Help 32 2 2 Using Autoset 33 2 3 Vertical Controls 35 Vertical Position Knob CH1 CH2 35 Vertical Scale Control CH1 CH2 36 Channel Keys CH1 CH2 37 CH1 CH2 Menu 37 MATH Functions 46 REF Function 52 ...

Page 10: ...ontal Mode 63 2 5 Trigger Controls 65 2 6 RUN Controls 78 3 MENU OPERATION 79 3 1 UTILITY Menu 80 I O Setup 84 System Setup 91 Service 96 Pass Fail 98 3 2 MEASURE Menu 102 Voltage Measurements 103 Time Measurements 107 3 3 ACQUIRE Menu 115 Record Wavefrom 119 Playback Record 120 Save Recall the Record 122 Exit Record Function 123 3 4 SAVE LOAD Menu 124 Internal Storage 125 ...

Page 11: ...142 MEASALL Button 144 RECORD Button 145 COUNTER LOCAL Button 145 5 ARBITRARY WAVEFORM GENERATOR 2540B GEN 2542B GEN only 147 5 1 Waveform Generator Controls 148 MENU GRAPH Button 148 FREQ CAPTURE Button 150 AMPL LOCAL Button 151 ON OFF Button 152 5 2 Generator Menu 152 Sine Output 153 Square Output 154 Pulse Output 155 Built in Arbitrary Waveform Output 156 User Programmable Arbitrary Waveform Ou...

Page 12: ...86 6 2 Capture Single Shot Signal 188 6 3 Reduce Random Noise on a Signal 190 6 4 Triggering a Video Signal 192 6 5 PASS FAIL Measurement 194 6 6 Using Waveform Recorder 196 6 7 Making Cursor Measurements 200 6 8 Output Basic Sine Waveform 206 6 9 Output Amplitude Modulated Waveform 207 6 10 Create Waveform with Added Noise 210 6 11 Capture and Output Math Waveform 211 7 REMOTE CONTROL 213 7 1 Com...

Page 13: ...scope Specifications 224 9 2 Arbitrary Waveform Generator Specifications 231 9 3 General Specifications 236 9 4 Certification 237 Appendix A Performance Verification Procedure 238 DC Gain Accuracy 239 Bandwidth 241 Trigger Sensitivity 242 Time Scale Accuracy 243 Appendix B Disabling Auto Function 244 ...

Page 14: ...Getting Started 14 1 GETTING STARTED Introduction Package Contents Input Power Requirements Panel and Screen Display Quick Check Probe Safety Probe Attenuation Probe Compensation ...

Page 15: ...N 1 GSa s sample rate Bright 5 7 TFT color display Deep waveform memory up to 2 4 Mpts accessible via remote interface Shortcut keys for quick access of frequently used functions for models 2540B and 2542B only Built in arbitrary waveform generator for models 2540B GEN and 2542B GEN only Versatile triggering capabilities including pulse width line selectable video slope and alternating trigger 24 ...

Page 16: ...igital storage oscilloscopes are shipped with the following contents 2540B 2542B 2540B GEN 2542B GEN Digital Storage Oscilloscope User Manual Certificate of calibration USB Type A to B communication cable AC Power Cord Two 150 MHz 1x 10x passive oscilloscope probes One BNC to BNC cable for models 2540B GEN and 2542B GEN only Please locate each item from the original packaging and contact B K Preci...

Page 17: ...ring the instrument The power input requirements are Input Voltage Range 99 V to 242 VAC Input Frequency 47 Hz to 440 Hz Rating 50VA Max Before connecting the instrument from an AC outlet please verify that the above power input requirements are met Connecting incorrect AC power input to the instrument is dangerous and may damage the instrument voiding its warranty ...

Page 18: ...Getting Started 18 1 4 Panel and Screen Display Front Panel Display 1 2 4 5 7 8 9 10 12 13 14 15 16 17 18 19 20 21 22 11 6 3 top top bottom Figure 1 Model 2540B ...

Page 19: ...lay screen 3 Carrying handle top panel 4 Menu ON OFF button 5 Adjustment knob 6 AUTO SET button 7 UTILITY SAVE LOAD menu buttons 8 MEASURE CURSOR menu buttons 9 ACQUIRE DISPLAY menu buttons 10 RUN control SINGLE RUN STOP buttons 12 23 14 Figure 2 Model 2542B GEN ...

Page 20: ...NU GRAPH button FREQ CAPTURE button AMPL LOCAL button ON OFF button 13 HORIZONTAL controls 14 EXT TRIG BNC terminal For models 2540B GEN 2542B GEN EXT TRIG and MOD OUT BNC terminal 15 Channel 2 BNC input 16 VERTICAL controls 17 Channel 1 BNC input 18 FUNCTION buttons for soft panel menu 19 PRINT button 20 Probe compensation terminal 21 USB host interface supports most USB flash drives 22 Tilt feet...

Page 21: ...s 2 Carrying handle 3 Power ON OFF button 4 AC line input side panel 5 Pass Fail output isolated 6 LAN interface port 7 RS232 serial interface port 8 USB device interface port 9 Rear rubber feet 10 Ventilation fan side panel 1 2 3 5 6 7 8 9 4 10 side side ...

Page 22: ...rement results and soft keys for setting up various parameters 1 The USB icon appears when a USB drive is inserted into the front USB host port and ready to be used When instrument is in remote mode it will display Rmt indicator instead 2 Readout showing the trigger position relative to the horizontal center of the screen ...

Page 23: ...cquisition status AUTO Auto mode STOP Stop acquiring waveform data WAIT Waiting to be triggered Trig d DSO has seen a trigger and is acquiring post trigger data Trig Looking for trigger ROLL When horizontal mode is set to Roll 7 Soft key menu which allows you to set up additional parameters from front panel soft keys 8 The display area contains the waveform acquisitions channel identifiers trigger...

Page 24: ...nt inspect for any noticeable physical damages or unresponsive panel buttons If there are any problems please contact B K Precision immediately Power On Check Connect the AC Power Cord to the power input socket on the side of the DSO Press down the power switch button at the top of the DSO to the ON position Verify that the instrument turns on and the LCD screen goes into an initial boot screen Pr...

Page 25: ... set DSO to factory settings The probe default attenuation is 1X 2 Set the switch to 1X on the probe and connect the probe to channel 1 on the oscilloscope To do this align the slot in the probe connector with the key on the CH 1 BNC push to connect and twist to the right to lock the probe in place Connect the probe tip and reference lead to the probe compensation terminal ...

Page 26: ...26 3 Press AUTO to show the 1 kHz frequency square wave in a few seconds 4 Press CH1 two times to cancel the channel 1 Press CH2 to change screen into channel 2 reset the channel 2 and repeat step 2 and step 3 for CH2 ...

Page 27: ...l to ground before you take any measurements Note To avoid electric shock when using the probe keep fingers behind the guard on the probe body Note To avoid electric shock while using the probe do not touch metallic portions of the probe head while it is connected to a voltage source Connect the probe to the oscilloscope and connect the ground terminal to ground before you take any measurements ...

Page 28: ...e Probe option is 1X Be sure that the attenuation switch on the probe matches the Probe option in the oscilloscope The included probes can switch between 1X and 10X Note When the attenuation switch is set to 1X the probe limits the bandwidth of the oscilloscope to 10 MHz according to Probe spec To use the full bandwidth of the oscilloscope be sure to set the switch to 10X 1 8 Probe Compensation Pe...

Page 29: ... lead to the probe compensation terminal and to the chassis ground terminal then press AUTO key 3 Use a nonmetallic tool to adjust the trimmer capacitor on the probe for the flattest pulse possible see Correct compensation image below The trimmer capacitor is located either on the probe BNC connector or above the probe attenuation switch Correct compensation Over compensated Under compensated 4 Co...

Page 30: ......

Page 31: ...Basic Operation 31 2 BASIC OPERATION Using Quick Help Using Autoset Vertical Controls Horizontal Controls Trigger Controls RUN Controls ...

Page 32: ...el keys and soft panel keys Press and hold down the key or the softkey that you want to see help description for The help information will display and remain at the center of the screen as shown below until another key is pressed or a knob is turned Note Quick help is not available for CUSTOM shortcut key Refer to CUSTOM Button section for details on its usage ...

Page 33: ...detects turns on and scales any channel with a repetitive waveform if it meets the following requirements Frequency of at least 50Hz Duty cycle greater than 0 5 Amplitude of at least 10 mVpp Note Any channels that do not meet these requirements are turned off When you are using more than one channel the Autoset function sets the vertical controls for each channel and uses CH1 to set the horizontal...

Page 34: ...oscope to display multiple cycles press Multi Cycle softkey in the AUTO menu To configure the oscilloscope to display a single cycle press Single Cycle softkey in the AUTO menu To undo the effects of Autoset press the Undo Autoset softkey in the AUTO menu before pressing any other key This is useful when you have unintentionally pressed the AUTO key or do not like the settings Autoset has selected...

Page 35: ...l Position Knob CH1 CH2 Turn the small vertical position knob above the channel key to move the channel s waveform and its ground level icon up or down on the display The voltage value momentarily displayed shown below in the bottom left corner of the display represents the voltage difference between the vertical center of the display and the ground level ...

Page 36: ...rtical scale knob below the channel key to set the scale factor for the channel The vertical scale knob changes the channel scale in a 1 2 5 step sequence The channel scale factor value is displayed in the bottom left portion of the display Press the vertical scale knob to toggle between Fine and Coarse control When fine is selected you can change the channel s vertical sensitivity in smaller reso...

Page 37: ...example suppose CH1 and CH2 are both displayed and the CH2 menu is also displayed In order to turn CH1 off you should press the CH1 key first to show CH1 menu on the display then press CH1 key again to turn off CH1 CH1 CH2 Menu Press the channel key CH2 to display the channel s menu and turn on the channel display Channel Coupling Press the channel key CH2 then press the Coupling softkey to select...

Page 38: ...nnel key CH2 then press the Coupling softkey again to select DC coupling mode DC coupling passes both AC and DC components of the input signal DC coupling is useful for viewing low frequency waveforms that do not have large DC offsets DC Coupling ...

Page 39: ... mode blocks both AC and DC components of the input signal and connect the input to the ground level GND Coupling BW Limit Press the channel key CH2 then press the BW Limit softkey to turn the bandwidth limit on or off for the selected channel 2 When it is off it passes both the high and low frequency components ...

Page 40: ... Limit off When it is on the maximum bandwidth for the channel is approximately 20 MHz For waveforms with frequencies below this turning bandwidth limit on removes unwanted high frequency noise from the waveform BW Limit on ...

Page 41: ...ou can manually select the factor that matches the attenuation of your probe For example to match a probe set to 10X connected to CH2 press the channel key CH2 and then press the Probe softkey and select 10X Press the Probe softkey again and select 1X when a probe with 1 1 attenuation factor is connected to CH2 Set Probe Attenuation Factor to 1X ...

Page 42: ...H1 then press the Digital Filter softkey to display the FILTER CH1 menu Four kinds of filter types are available 1 Low pass filter 2 High pass filter 3 Band pass filter 4 Band block filter Press the Upper Limit or Lower Limit softkey and then adjust the Entry knob to set the high and or low frequency range for the filter Digital Filter is off ...

Page 43: ...layed in the bottom left portion of the display Press CH2 More 1 2 Volts Scale to select Coarse or Fine adjustment You can also press the large vertical scale knob to toggle between Fine and Coarse When Coarse is selected the vertical scale knob changes the channel scale in a 1 2 5 step sequence When Fine is selected the vertical scale knob changes the channel scale in a smaller resolution ...

Page 44: ...f the displayed waveform are inverted Invert affects how a channel is displayed but does not affect triggering If the oscilloscope is set to trigger on a rising edge it remains set to trigger on the same edge after the channel is inverted Inverting a channel will also change the result of any math function selected in the MATH menu or any measurement ...

Page 45: ...Basic Operation 45 Vertical Invert off Vertical Invert on ...

Page 46: ...e Softkey Options Description Operate A B Add A and B A B Subtract B from A A X B Multiply A by B FFT Access FFT menu Source A CH1 Select CH1 as Source A CH2 Select CH2 as Source A Source B CH1 Select CH1 as Source B CH2 Select CH2 as Source B Invert ON Math invert ON OFF Math invert OFF More 1 2 Select page 2 2 ...

Page 47: ...scription Operate A B Add A and B A B Subtract B from A A X B Multiply A by B FFT Access FFT menu Vertical scale control Vertical position control Display Mode Split Screen Split the display into Main and Math sections Full Screen Display Math waveform in full screen More 2 2 Select page 1 2 ...

Page 48: ...Basic Operation 48 Example Select the A B math function then select CH1 as the Source A and select CH2 as the Source B The resulting math waveform will look like below Math A B ...

Page 49: ...softkey to select FFT The FFT menu page 1 2 will be displayed Softkey Options Description Operate A B Add A and B A B Subtract B from A A X B Multiply A by B FFT Access FFT menu Source CH1 Select CH1 for FFT CH2 Select CH2 for FFT Window Rectangular Use Rectangular window Hanning Use Hanning window Hamming Use Hamming window Blackman Use Blackman window Flattop Use Flattop window Scale dBV RMS Ver...

Page 50: ...cription Operate A B Add A and B A B Subtract B from A A X B Multiply A by B FFT Access FFT menu Vertical scale control Vertical position control Display Mode Split Screen Split the display into Main and Math sections Full Screen Display Math waveform in full screen More 2 2 Select page 1 2 ...

Page 51: ...Source for FFT select Rectangular Window set Scale to dBV RMS and then the FFT waveform will look like below You can also measure the amplitude and frequency of the corresponding point with the manual cursors See CURSOR Menu FFT Spectrum Analysis ...

Page 52: ...and analyzing signals from different systems Press REF channel key to turn on the REF menu page 1 2 Softkey Options Description Source CH1 Save CH1 as reference CH2 Save CH2 as reference REF vertical scale control REF vertical position control Volts Scale Coarse Coarse vertical scaling Fine Fine vertical scaling More 1 2 Select page 2 2 ...

Page 53: ... or locate and load reference waveform file from the external memory by selecting External Storage You can use the horizontal position and scale control knob to change the time base of the reference waveform Softkey Options Description Invert ON REF invert ON OFF REF invert OFF Internal Storage INTERNAL menu Save the reference waveform to the internal memory External Storage EXTERNAL menu Save the...

Page 54: ...rtical scale or position of the reference waveform Press REF Internal Storage Save to save the waveform of the Source channel as the reference waveform to the internal memory Save a Reference waveform Note The reference waveform function is unavailable when X Y mode is selected ...

Page 55: ...Basic Operation 55 2 4 Horizontal Controls Use the horizontal controls to adjust the time base adjust the trigger location and to examine waveform details more closely Horizontal Controls ...

Page 56: ...rd data icon at the top of the screen The small inverted triangle is the time reference indicator When you change the horizontal scale the waveforms contract or expand about this point Press the horizontal position control knob key to set the time delay to zero and the trigger position indicator will move right below the time reference indicator Note The horizontal position control is unavailable ...

Page 57: ...play the HORIZONTAL menu This menu lets you select the horizontal mode Main Delayed Roll or X Y Press the horizontal MENU key to display the HORIZONTAL menu page 1 2 Softkey Options Description Main Main mode is ON Main mode is OFF Delayed Delayed mode is ON Delayed mode is OFF X Y X Y mode is ON X Y mode is OFF Roll Roll mode is ON Roll mode is OFF More 1 2 Select page 2 2 ...

Page 58: ...m the waveform When the oscilloscope is running in Main mode use the horizontal scale knob to change horizontal scale factor and use the horizontal position knob to set the delay time The time base second division value is displayed at the bottom of the screen Press the horizontal MENU key and then press the Main softkey to select the main horizontal mode Softkey Options Description Trig Offset Re...

Page 59: ...rigger location within the record data relative to the time reference point 2 The square brackets show the location of current display window within the record data 3 Trigger position within the record data 4 Trigger position on the current waveform display window 5 Main time base ...

Page 60: ...ls The area of the normal display that is expanded is marked on each end with a vertical shaded area The unshaded area shows what portion of the normal waveform is expanded in the lower half To change the time base for the delayed window turn the horizontal scale knob As you turn the knob the time base for the delayed window is displayed just above the main time base To change the time base for th...

Page 61: ...Basic Operation 61 control knob key to toggle between Main and Delayed mode directly Delayed Horizontal Mode ...

Page 62: ...s between two signals X Y mode can also be used with transducers to display strain versus displacement flow versus pressure voltage versus current or voltage versus frequency In order to get a better view of the waveform proper vertical scale should be selected before selecting the X Y mode Use X Y mode to compare two signals with the same frequency and different phase Connect the two signal to CH...

Page 63: ... of the screen and refers to the current moment in time Events that have occurred are scrolled to the left of the reference point Since there is no trigger no pre trigger information is available If you would like to pause the display after a full screen of acquisition in Roll mode press the SINGLE key To clear the display and restart another full screen acquisition in Roll mode press the SINGLE k...

Page 64: ...Basic Operation 64 Roll Horizontal Mode ...

Page 65: ...en the oscilloscope starts to acquire and display the waveform When a trigger is found the oscilloscope will acquire sufficent data to display the waveform Note Trigger controls are functional when the oscilloscope works under Main or Delayed horizontal mode Trigger Controls ...

Page 66: ...bsence of a signal This function is useful in following situations If you do not see a waveform on the screen when using Normal trigger mode press the FORCE key to acquire the signal baseline to verify that it is on the screen After you press the SINGLE key to set up for a single shot acquisition you can press the FORCE key to test and verify the control settings Trigger Level Control Use the trig...

Page 67: ... RUN STOP key to start acquiring the oscilloscope first fill the pre trigger buffer It starts to search for a trigger after the pre trigger buffer is filled and continues to flow data through this buffer while it searches for the trigger While searching for the trigger the oscilloscope overflows the pre trigger buffer the first data put into the buffer is the first pushed out When a trigger is fou...

Page 68: ...o trigger is not required In Normal mode the oscilloscope must fill the pre trigger buffer with data before it will begin searching for a trigger event While searching for the trigger the oscilloscope overflows the pre trigger buffer the first data put into the buffer is the first pushed out When the trigger event is found the oscilloscope will fill the post trigger buffer and display the results ...

Page 69: ...on one edge of the waveform and ignore further edges until the holdoff time is up The oscilloscope will then re initialize the trigger circuit to wait for the next edge trigger This allows the oscilloscope to trigger on a repeating pattern in a waveform Turn the Entry knob to increase or decrease the trigger hold off time shown in the Holdoff softkey To get a stable trigger on the pulse burst show...

Page 70: ...Softkey Options Description Type Video Video triggering Edge Edge triggering Pulse Pulse width triggering Source CH1 Trigger on CH1 CH2 Trigger on CH2 EXT Trigger on EXT EXT 5 Trigger on EXT 5 AC Line Trigger on AC line signal Alternating Trigger on CH1 and CH2 alternately Slope Rising edge of a signal Falling edge of a signal Mode Auto Trigger even without a valid event Normal Trigger only on a v...

Page 71: ...itrary waveform generator Pulse Width Trigger Pulse width triggering sets the oscilloscope to trigger on a positive or negative pulse of a specified width from 20 ns to 10 s Press trigger control MENU key to display the TRIGGER menu page 1 2 then press Type softkey to select Pulse trigger Softkey Options Description Type Video Video triggering Edge Edge triggering Pulse Pulse width triggering Sour...

Page 72: ...2542B GEN only When Source is set to EXT or EXT 5 the EXT TRG MOD OUT BNC terminal will function as an external trigger terminal When Source is set to all other options the same terminal will function as the modulation waveform output that is part of the built in arbitrary waveform generator Press trigger control MENU key to display the TRIGGER menu press Type softkey to select Pulse trigger and t...

Page 73: ...Description Type Video Video triggering Edge Edge triggering Pulse Pulse width triggering Mode Auto Trigger even without a valid event Normal Trigger only on a valid event Trigger Setup Select trigger SETUP menu More 2 2 Select page 1 2 ...

Page 74: ...eo trigger Softkey Options Description Type Video Video triggering Edge Edge triggering Pulse Pulse width triggering Source CH1 Trigger on CH1 CH2 Trigger on CH2 EXT Trigger on EXT EXT 5 Trigger on EXT 5 Alternating Trigger on CH1 and CH2 alternately Polarity Positive polarity Negative polarity Sync Odd Field Trigger on odd fields Even Field Trigger on even fields All Lines Trigger on all lines Li...

Page 75: ...ther options the same terminal will function as the modulation waveform output that is part of the built in arbitrary waveform generator Softkey Options Description Type Video Video triggering Edge Edge triggering Pulse Pulse width triggering Standard NTSC Trigger on NTSC signal PAL SECAM Trigger on PAL or SECAM signal Mode Normal Trigger only on a valid event Auto Trigger even without a valid eve...

Page 76: ...ected in the trigger SETUP menu Softkey Options Description Sensitivity Set the trigger sensitivity by turning the entry knob Coupling AC AC coupling DC DC coupling LF Reject Reject low frequencies HF Reject Reject high frequencies Holdoff Set up the holdoff time between two consecutive triggers Holdoff Reset Reset the holdoff time to default value 100 ns Return to the TRIGGER menu ...

Page 77: ...Basic Operation 77 The following figures show the video waveforms triggered on odd fields and on a specific line 6 Trigger on odd fields Trigger on specific line 6 ...

Page 78: ...ll illuminate in green When the trigger mode is set to Normal mode the display will not update until a trigger is found If the trigger mode is set to Auto mode the oscilloscope looks for a trigger and if no trigger is found it will be triggered automatically and the waveform of input signals will be shown immediately Press the RUN STOP key again to stop acquiring data and the RUN STOP key will ill...

Page 79: ...Menu Operation 79 3 MENU OPERATION UTILITY Menu MEASURE Menu ACQUIRE Menu SAVE LOAD Menu CURSOR Menu DISPLAY Menu ...

Page 80: ...Menu Operation 80 3 1 UTILITY Menu Press the UTILITY menu key to show the UTILITY menu UTILITY Menu key ...

Page 81: ...nt Setup Select PRINT menu System Setup Select SYSTEM menu Language 简体中文 Simplified Chinese 繁軆中文 Traditional Chinese English English language 한국의 Korean language 日本語 Japanese language Pyccкий Russian language Français French language Español Spanish language Polski Polish language Português Portuguese language More 1 2 Select menu page 2 2 ...

Page 82: ...the vertical position OFF Turn off fast calibration More 2 2 Select menu page 1 2 Self Calibration If you want to maximize measurement accuracy you can perform a self calibration Self calibration uses the internally generated signals to optimize circuits that affect channel scale offset and trigger parameters for all the divisions over the full range Disconnect all inputs and allow the oscilloscop...

Page 83: ...xit the Self Calibration or press RUN key to start the self calibration Self Calibration Note Warm up the oscilloscope at least 30 minutes before performing self calibration Do not have anything connected to any of the inputs Doing so will create errors and instrument may fail to calibrate properly ...

Page 84: ...t for the full range This is different compare to self calibration in which the channel scale offset and trigger are calibrated I O Setup Press UTILITY I O Setup to display the I O SETUP menu Softkey Options Description Type USB Device Select USB interface RS232C Select RS232C interface LAN Select LAN interface Baud Rate Available baud rate 2400 4800 9600 19200 38400 Network Settings Select LAN me...

Page 85: ...et mask and gateway address will be set by DHCP server automatically OFF You have to set IP address subnet mask and gateway address manually Move the cursor position vertically available when DHCP is OFF Move the cursor position horizontally available when DHCP is OFF OK Confirm and apply the current settings Return to the I O SETUP menu ...

Page 86: ...e is a byte value in the range 0 through 255 Move the cursor to the IP address position and change the IP address using the entry knob Set the Subnet Mask The subnet mask is required if your network has been divided into subnets Move the cursor to the subnet mask position and enter the subnet mask in the IP address format using the entry knob Set the Gateway IP The gateway address is the address o...

Page 87: ...ntering the LAN settings you may need to restart the oscilloscope for settings to apply If you are using DHCP first turn on DHCP then select OK and wait a few seconds until the Configure Status shows DHCP Otherwise it may not be able detect the correct DHCP settings from the connected network We recommend configuring with DHCP Note The instrument does not support socket or telnet connection When i...

Page 88: ...Screen Normal Normal BMP picture Inverted Inverted color BMP picture Return to the UTILITY menu Print To The Print To softkey option configures what file type to store when the PRINT key is pressed Note The file can only be stored through an external USB storage device connected to the front USB host port To store a file to external USB drive do the following 1 Connect a USB flash drive to the USB...

Page 89: ...on the display Note The BMP options will print out everything that is as shown when PRINT key is pressed including the opened softkey menu To get a screen capture without an opened softkey menu please use the MENU ON OFF key to turn off the menu on the display before printing to a file File Type BMP 8 bit Stores in BMP file format with 8 bit color resolution Note Some software or image viewer may ...

Page 90: ... of points that can be stored into CSV is 1200 pts Note Deep memory data cannot be stored into a CSV file to a USB flash drive It can only be obtained by remote control over USB RS232 or LAN interface located in the rear panel of the instrument Screen Normal Prints the screen with normal colors Inverted Prints the screen with inverted colors Normal ...

Page 91: ...System Setup to display the SYSTEM menu page 1 2 Softkey Options Description Key Sound Key press sound on Key press sound off Alarm Sound Alarm sound on Alarm sound off Counter ON Frequency counter on OFF Frequency counter off More 1 2 Select menu page 2 2 ...

Page 92: ... 2 Softkey Options Description Key Lock ON Key Lock function on OFF Key Lock function off a password is required when Password is ON Password ON Password protection on OFF Password protection off a password is required when Password is ON Change Password The old password is required to change the password Return to the UTILITY menu More 2 2 Select menu page 1 2 Note The default password is 111111 ...

Page 93: ...ntrols When key lock is on all keys are disabled except MENU ON OFF key and the five softkeys When front panel is locked a red lock icon is displayed at the top left corner of the screen Correct password is required to unlock the front panel operation when Password is ON as shown below The default password is 111111 ...

Page 94: ...Menu Operation 94 Password Protection Press Password softkey from the SYSTEM menu 2 2 to turn off the Password protection function correct password is required as shown below ...

Page 95: ...Operation 95 Change Password Press Change Password softkey from the SYSTEM menu page 2 2 to display the CHANGE menu The old password is required before entering and confirming the new password as shown below ...

Page 96: ...splay the Service menu Softkey Options Description System Information Display system information Model Serial number Software version Installed modules Screen Test Test the LCD screen Key Test Check the key and control operation Return to the UTILITY menu ...

Page 97: ...n Press UTILITY Service to display the Service menu and then press the System Info softkey to display the system informations such as Model Serial number Power up times Software version and a list of installed modules System Information ...

Page 98: ...uts the Pass Fail result Press UTILITY Pass Fail to display the PASS FAIL menu 1 2 Softkey Options Description Enable Test ON Pass Fail function on OFF Pass Fail function off Source CH1 Source signal CH1 CH2 Source signal CH2 Operate Start Pass Fail test Stop Pass Fail test Setup Mask Set up the regulations More 1 2 Display the menu 2 2 ...

Page 99: ...essage off Output PASS Output on Pass waveforms PASS Output and alarm on Pass waveforms FAIL Output on Fail waveforms FAIL Output and alarm on Fail waveforms Stop on Output ON Stop sampling on output OFF Continue sampling on output Return to the UTILITY menu More 2 2 Display the menu page 1 2 Note Pass Fail function is not available when X Y mode is selected ...

Page 100: ...Pass Fail Setup Mask to display the MASK menu 1 2 Softkey Options Description X Mask Set horizontal tolerance Y Mask Set vertical tolerance Create Mask Create the PASS FAIL tolerance mask Return to the PASS FAIL menu More 1 2 Display the menu 2 2 ...

Page 101: ...nu 2 2 Softkey Options Description Internal Storage Store the PASS FAIL tolerance mask to internal memory External Storage Store the PASS FAIL tolerance mask to external USB mass storage device Return to the PASS FAIL menu More 2 2 Display the menu page 1 2 ...

Page 102: ...lay the MEASURE menu Softkey Options Description Source CH1 Measure CH1 CH2 Measure CH2 Voltage Select the Voltage measurement menu Time Select the Time measurement menu Clear Turn off the current measurement readouts Measure All ON Display all measurements OFF Close all measurements ...

Page 103: ...s Description Peak Peak The Peak Peak value is the difference between maximum and minimum values Amplitude The Amplitude value is the difference between High and Low values Max Max is the highest value in the waveform display Min Min is the lowest value in the waveform display More 1 4 Display menu page 2 4 Max Min High Low Amplitude Peak Peak ...

Page 104: ...t common value of the upper part of the waveform Low Low value is the mode most common value of the lower part of the waveform Average Average value is the sum of the samples divided by the number of samples over the entire waveform RMS RMS value is the true Root Mean Square voltage over the entire waveform More 2 4 Display menu page 3 4 ...

Page 105: ... number of samples over one period Cycle RMS Cycle RMS value is the true Root Mean Square voltage over one period Overshoot Overshoot value is distortion that follows a major edge transition expressed as a percentage of amplitude Preshoot Preshoot value is distortion that precedes a major edge transition expressed as a percentage of amplitude More 3 4 Display menu page 4 4 ...

Page 106: ... Edge Overshoot 100 High Amplitude Max Falling Edge Overshoot 100 Min Amplitude Low Rising Edge Preshoot 100 Min Amplitude Low Falling Edge Preshoot 100 High Amplitude Max Overshoot Overshoot High Low Preshoot Preshoot High Low ...

Page 107: ...re 3 4 softkey to display the VOLTAGE menu page 4 4 Softkey Options Description Return to the MEASURE menu More 4 4 Display menu page 1 4 Time Measurements Time parameter definitions 90 50 10 RiseTime FallTime Width Width Period ...

Page 108: ... the first cycle Period Period is the time period of the first complete waveform cycle Rise Time Rise Time is the time that the first positive leading edge takes to rise from 10 to 90 of its amplitude Fall Time Fall Time is the time that the first negative trailing edge takes to fall from 90 to 10 of its amplitude More 1 5 Display menu page 2 5 ...

Page 109: ...de points of the first positive pulse Width Negative Width is the time between the 50 amplitude points of the first negative pulse Duty Positive Duty is the ratio of the first positive width to its period expressed as a percentage Duty Negative Duty is the ratio of the first negative width to its period expressed as a percentage More 2 5 Display menu page 3 5 ...

Page 110: ...nel Delay The time between the 50 amplitude points of the first negative trailing edge of each channel Delay The time between the first positive leading edge of CH1 and the first negative trailing edge of CH2 at each 50 amplitude point Delay The time between the first negative trailing edge of CH1 and the first positive leading edge of CH2 at each 50 amplitude point More 3 5 Display menu page 4 5 ...

Page 111: ...the ratio of Delay 2 1 to the period of CH2 expressed in degrees X at Max X at Max is the X axis value refer to Trigger point at the first displayed occurrence of the waveform Maximum starting from the left side of the display X at Min X at Min is the X axis value refer to Trigger point at the first displayed occurrence of the waveform Minimum starting from the left side of the display More 4 5 Di...

Page 112: ...0 CH1 Time 50 CH2 Phase 2 1 360 Period CH2 Time 50 CH2 Time 50 CH1 Phase 1 2 definition Press More 4 5 softkey to display the TIME menu page 5 5 Softkey Options Description Return to the MEASURE menu More 5 5 Display menu page 1 5 CH1 CH2 Delay Period ...

Page 113: ...rn on all Auto Measurements Up to 20 kinds of measurements of current channel are displayed on the center of the screen Press Measure All again to turn off all Auto Measurements Display Measurements Press MEASURE Voltage to display the VOLTAGE menu or press MEASURE Time to display the TIME menu ...

Page 114: ... parameter s Note Up to three parameters can be displayed simultaneously at the bottom of the display Press the parameter softkey to add a new parameter when three parameters are already displayed The first parameter will be pushed out of the display window and the new parameter will be displayed on the bottom right of the display screen Note will be displayed when a parameter can not be measured ...

Page 115: ...e softkey to select Normal mode Softkey Options Description Mode Normal Normal acquisition Average Average acquisition Peak Detect Peak detect acquisition Sampling Equivalent Equivalent sampling Real Time Real time sampling Record Select Record menu Normal acquisition mode yields the best display for most waveforms ...

Page 116: ...n Peak Detect mode should be used to display narrow pulses that occur infrequently It s useful when looking for very narrow pulses at very slow time base Equivalent sampling mode is useful for displaying high frequency repetitive signals Real Time sampling mode is useful to capture the single shot signals ...

Page 117: ...average number to 2 4 8 16 32 64 128 or 256 Sampling Equivalent Equivalent sampling Real Time Real time sampling Record Select Record menu Press Mode softkey to select Peak Detect mode Softkey Options Description Mode Normal Normal acquisition Average Average acquisition Peak Detect Peak detect acquisition Sampling Equivalent Equivalent sampling Real Time Real time sampling Record Select Record me...

Page 118: ...ss ACQUIRE Mode to select Average mode Turn the Entry knob to set the number of averages to 16 The following two figures show the difference between Normal acquisition and Average acquisition Random noise on the displayed waveform 16 Averages used to reduce random noise ...

Page 119: ...ff record function Record Record the waveform Play Back Playback recorded waveform Save Recall Save to Recall from internal or external memory Source CH1 Record CH1 channel CH2 Record CH2 channel Pass Fail Out Record Pass Fail output waveform Interval Set the time interval End Frame Maximum record frame Operate Record Stop ...

Page 120: ...t Playback function Softkey Options Description Mode Record Record the waveform Play Back Playback the record Save Recall Save Recall from internal or external memory OFF Exit Record function Operate Play Stop Play Mode Loop play Single play Current Frame Select a specific frame More 1 2 Select menu page 2 2 ...

Page 121: ...ter than 1 ms signal period sampling interval time frame storage time Note Frame length is the waveform storage depth Maximum of 1000 frames of waveform can be stored Softkey Options Description Interval Interval between two frames Start Frame Set the start frame to playback End Frame Set the end frame to playback Msg Display ON Record message on OFF Record message off More 2 2 Select menu page 1 ...

Page 122: ...key Options Description Mode Record Record the waveform Play back Playback the record Save Recall Save Recall from internal or external memory OFF Exit Record function Start Frame Set the start frame to save End Frame Set the end frame to save Internal Storage Save Recall from internal memory External Storage Save Recall from external memory ...

Page 123: ...oftkey to select OFF option and return to the ACQUIRE menu Softkey Options Description Mode Record Record the waveform Play back Play back the record Save Recall Save Recall from internal or external memory OFF Exit Record function Return to ACQUIRE menu ...

Page 124: ...E LOAD MENU key Press SAVE LOAD key to display the SAVE LOAD menu Softkey Options Description Internal Storage Display the INTERNAL menu External Storage Display the EXTERNAL menu Factory Set the instrument to the factory default configuration ...

Page 125: ...ormat Tracexx Select a trace file from Trace01 to Trace10 Save Save the display to current trace file Load Load the current trace file Return to the SAVE LOAD menu Note A trace is similar to a reference waveform except it only stores recalls a trace of exactly what s shown within the display frame only and not any other part of the record data It cannot be adjusted with horizontal or vertical cont...

Page 126: ...torage type Traces Trace file format Setups Setup file format Setupxx Select a setup file from Setup01 to Setup10 Save Save the current configuration to the current setup file Load Load from the current setup file Return to the SAVE LOAD menu Note Each setup stores all the horizontal vertical and trigger control settings This includes and not limited to horizontal timebase horizontal position vert...

Page 127: ...on New Create a new file or folder in the external memory Rename Rename the current file or folder Load Load the current file Delete Delete the current file or folder Return to the SAVE LOAD menu Note The External Storage menu and operations will not be available unless an external USB flash drive is connected and installed ...

Page 128: ...ss SAVE LOAD External Storage New New File to display the New File menu Softkey Options Description Save as Setups Save as setup files Traces Save as trace files Waveforms Save as waveform files BMP 8bit Save as 8 bit BMP files BMP 24bit Save as 24 bit BMP files CSV Save as CSV files Enter Character Enter the selected character and go to the next character position Delete Character Delete the sele...

Page 129: ...elect Character to delete the current selected character Press Enter Character to enter the selected character and go to the next character position Press SAVE LOAD External Storage New New Foler to display the New Folder menu Softkey Options Description Enter Character Enter the selected character and go to the next character position Delete Character Delete the selected character Save Save the n...

Page 130: ...r and go to the next character position Delete Character Delete the selected character OK Rename the selected file or folder Return to the EXTERNAL menu Press SAVE LOAD External Storage Delete to display the Delete menu Softkey Options Description OK Confirm to delete the selected file or folder Cancel Cancel the delete operation Return to the EXTERNAL menu ...

Page 131: ...yed to remind you to restart the instrument If the software update failed repeat the above procedures to update again Note The default file extension of the update file is upt Select the correct update file according to the model of the oscilloscope Error message Incompatible file will be displayed if the model does not match Note The power supply of the oscilloscope must not be turned off during ...

Page 132: ...zontal and vertical markers that indicate X axis values usually time and Y axis usually voltage on a selected waveform source The position of the cursors can be moved by turning the entry knob Cursor Menu key The oscilloscope provides three kinds of cursor measurement modes Manual Auto and Track ...

Page 133: ...e softkey to select Voltage measurement Softkey Options Description Mode Manual Manual cursor measurement Auto Auto cursor measurement Track Track cursor measurement Source CH1 Measure CH1 CH2 Measure CH2 MATH Measure MATH Type Voltage Measure voltage value Time Measure time value Y1 Y2 Press this softkey to select Y1 Y2 or both Y1 and Y2 cursors for adjustment Current voltage values for Y1 and Y2...

Page 134: ...tkey to select Time measurement Softkey Options Description Mode Manual Manual cursor measurement Auto Auto cursor measurement Track Track cursor measurement Source CH1 Measure CH1 CH2 Measure CH1 MATH Measure MATH Type Voltage Measure voltage value Time Measure time value X1 X2 Press this softkey to select X1 X2 or both X1 and X2 cursors for adjustment Current time values for X1 and X2 are displa...

Page 135: ...en X1 and X2 Track Mode Two cross hair cursors are displayed on the screen in the track mode The cross hair cursors track the waveform automatically You can move the cross hair cursors horizontally by turning the entry knob The X Y values of each cross hair cursor are displayed in the softkey area or on the top right corner of the display when menu is off ...

Page 136: ...r A None Turn off Cursor A Cursor B CH1 Track CH1 with Cursor B CH2 Track CH2 with Cursor B None Turn off Cursor B Ax Ay Press this softkey to select Cursor A for adjustment Current tracked X Y axis point values of Cursor A are displayed in the softkey or on the top right corner when menu is off Bx By Press this softkey to select Cursor B for adjustment Current tracked X Y axis point values of Cur...

Page 137: ...ursors are displayed only when auto measurement function is enabled The oscilloscope displays the auto cursors corresponding to the latest auto measurement parameter No Auto cursors will be displayed when no auto measurement parameter is selected ...

Page 138: ...Menu Operation 138 3 6 DISPLAY Menu Display Menu key ...

Page 139: ... points in the waveform Dots Dot mode only displays the sample points Persist ON The scope updates the waveform without erasing the previous sample points OFF Turn off the persistence function Clear Persistence Press to erase the previous sample points as well as the loaded trace waveform Intensity Adjust the display intensity of waveforms More 1 2 Display menu page 2 2 ...

Page 140: ...2 Softkey Options Description Grid Display both grids and axes Turn off the axes Turn off the grids Turn off both grids and axes Brightness Adjust the brightness of the grids Color Setup Select Color scheme Menu Display Adjust the menu display time More 2 2 Display menu page 1 2 ...

Page 141: ...Shortcut Menu 141 4 SHORTCUT MENU 2540B 2542B only CUSTOM Button MEASALL Button RECORD Button COUNTER LOCAL Button ...

Page 142: ...ection apply to models 2540B and 2542B only CUSTOM Button The Custom button allows the user to assign a shortcut from a list of menu categories as its function upon pressing it The button serves two functions To assign shortcut and to be used as a shortcut key Before it can be used as a shortcut the user must first enable and setup a shortcut for it from within the custom button menu ...

Page 143: ...ustom shortcut key OFF Disable custom shortcut key Shortcut Assign shortcut to a selected sub menu category using the knob Shortcut The available sub menu categories that can be assigned as a shortcut are listed as follows Service Menu I O Setup Print Setup System Setup FFT Trigset Menu Clear Measurement Clears any measurement that are currently displayed at the bottom of the grid Full Split Scree...

Page 144: ...rs may now press the CUSTOM key do not hold down the key otherwise the DSO will go back into the Custom menu at any time to go to the assigned shortcut MEASALL Button The MEASALL button is a shortcut key to toggle the display of the all measurement window When pushed it will show all measurements like the screen below ...

Page 145: ...Button The COUNTER button serve two purpose When not in remote mode it functions as a shortcut key to turn on off the hardware frequency counter display When in remote mode it will work as a secondary function LOCAL which sets the oscilloscope back to LOCAL mode whenever the oscilloscope is in remote mode RMT Setting the oscilloscope to local mode will unlock all front panel keys allowing users to...

Page 146: ......

Page 147: ...Arbitrary Waveform Generator 147 5 ARBITRARY WAVEFORM GENERATOR 2540B GEN 2542B GEN only Waveform Generator Controls Generator Menu Output Terminals ...

Page 148: ...m Generator Controls These four buttons under the Generator group are used for setting up and controlling the built in arbitrary waveform generator in models 2540B GEN and 2542B GEN MENU GRAPH Button This button has two functions Access the generator menu Primary function Toggle graph illustration on display Secondary function ...

Page 149: ... next section for details Graph Display When the MENU button is pressed and held for a few seconds the secondary function will display a graphical illustration of the output Below is an example screenshot of this display To close the display simply press and hold the MENU button for a few seconds Note Graph display may not be available for some Output Type selections ...

Page 150: ...requency The Output Type selected determines which frequency parameter will be highlighted e g the carrier frequency parameter if output type is set to AM When FREQ button is pressed and held for a few seconds it will capture the signal on the display and save the data into internal arbitrary waveform memory The signal source of the captured signal and the location it is stored to depend on the se...

Page 151: ...tion When AMPL button is pressed the generator menu will automatically open up with the amplitude parameter highlighted and the cursor placed on the amplitude value The he Output Type setting determines which amplitude parameter will be highlighted e g if output type is set to FM then the carrier amplitude will be highlighted When the instrument is in remote mode indicated by RMT icon on the upper...

Page 152: ...rm will be output from the GEN OUT BNC terminal Pressing it again will turn OFF the output 5 2 Generator Menu Press MENU button under the Generator group of the front panel to enter the generator menu from where all the parameter settings and controls can be accessed Below are instructions for configuring various settings from the menu ...

Page 153: ...quency parameter Use the left or right keys below the adjustment knob to change cursor selection selection will be in red color and rotate the adjustment knob to change the value of the selected digit When a unit is selected i e Hz kHz MHz rotating the knob will change the parameter upward or downward by x10 Units will automatically change accordingly Ampl Press Ampl to select and change the ampli...

Page 154: ...equency parameter Use the left or right keys below the adjustment knob to change cursor selection selection will be in red color and rotate the adjustment knob to change the value of the selected digit When a unit is selected i e Hz kHz MHz rotating the knob will change the parameter upward or downward by x10 Units will automatically change accordingly Ampl Press Ampl to select and change the ampl...

Page 155: ...frequency and period parameter Use the left or right keys below the adjustment knob to change cursor selection selection will be in red color and rotate the adjustment knob to change the value of the selected digit When a unit is selected i e Hz kHz MHz rotating the knob will change the parameter upward or downward by x10 Units will automatically change accordingly Note Only Period selection can b...

Page 156: ...t and change between the pulse width and duty Built in Arbitrary Waveform Output Press the Output Type softkey to select Built in ARB waveform ARB menu will be displayed Softkey Description Output Type Press Output Type to select a standard waveform or modulated signal to output Waveform Press Waveform to select a built in arbitrary waveform The available waveform options are shown below Freq Pres...

Page 157: ...e selected digit When a unit is selected i e Hz kHz MHz rotating the knob will change the parameter upward or downward by x10 Units will automatically change accordingly Ampl Press Ampl to select and change the amplitude parameter Offset Press Offset to select and change the offset parameter Built in Arbitrary Waveforms Below is a complete list of all the built in arbitrary waveforms available for...

Page 158: ...bitrary Waveform Generator 158 Triangle Up ramp Down ramp Positive pulse Negative pulse Positive double pulse Negative double pulse Positive DC Negative DC Full wave Half wave Clipped sine Gate sine SQRT ...

Page 159: ...Arbitrary Waveform Generator 159 Exponential EXP Logarithmic LOG Semicircle Tanh Sinc Noise Duty 10 Duty 90 Up step Down step Tri pulse Trapezoidal Trapezia Cosine COS Thyristor SCR ...

Page 160: ... Freq Press this softkey to toggle selection between frequency and period parameter Use the left or right keys below the adjustment knob to change cursor selection selection will be in red color and rotate the adjustment knob to change the value of the selected digit When a unit is selected i e Hz kHz MHz rotating the knob will change the parameter upward or downward by x10 Units will automaticall...

Page 161: ...he ARB menu page 2 2 Softkey Options Description Interpolation ON With interpolation enabled the waveform editor makes a straight line connection between points OFF With interpolation disabled the waveform editor maintains a constant voltage level between points and creates a step waveform Capture Storage Select the ARB DATA menu More 2 2 Select page 1 2 ...

Page 162: ...nd CHs input signals before commiting it to the arbitrary memory Press Capture Storage softkey to display the ARB DATA menu Softkey Options Description Source CH1 Source signal CH1 CH2 Source signal CH2 MATH Source signal MATH Date Type Screen Data Currently displayed data on the screen Note Although screen data contains up to 1200 pts only 600 pts will be stored into internal arbitrary waveform m...

Page 163: ... for arbitrary waveform save load operation External Storage For External Storage refer to previous SAVE LOAD menu operation Users can store the data in ARB or CSV format or load a CSV file into volatile memory 8000 pts maximum Must be formatted correctly Save an arb waveform into CSV to see the format Note ARB format can only be opened or loaded from within the instrument Return to ARB menu ...

Page 164: ...source data f may be lost If you want to store all 1200 pts use the SAVE LOAD menu to save the data in a CSV format to an external storage drive then load the CSV data from the ARB DATA menu into one of the arbitrary waveform memory storage locations Note The captured waveform may look different from the original source due to internal scaling limited by the vertical resolution of 8 bits and a sam...

Page 165: ...st match between the captured waveform and its original source the signal s maximum amplitude and minimum amplitude must be adjusted at the top edge and bottom edge of the displayable graticule on screen respectively For example if your original source is a sine wave either from CH1 CH2 or MATH source the displayable maximum amplitude should be at the very top edge of the graticule while the displ...

Page 166: ...e original source signal cannot fit exactly at the maximum and minimum edge of the graticule like the illustration above use the Ampl softkey in the ARB menu to re adjust the amplitude of your captured waveform Top edge Bottom edge Displayable vertical data range 200 pixels ...

Page 167: ...ter power off non volatile Save Save the displayed screen waveform to the currently selected storage position Warning This will also overwrite any waveform data that was previously stored in the selected storage position Load Load the waveform from the currently selected position Copy Copy the waveform from Volatile memory to the currently selected storage position Note Waveforms uploaded from Com...

Page 168: ... Description Output Type Press Output Type select a standard waveform or modulated signal to output Carrier Shape Sine Select sine waveform as the carrier waveform Square Select square waveform as the carrier waveform Carrier Freq Select and specify the carrier frequency Carrier Ampl Select and specify the carrier amplitude More 1 2 Select page 2 2 ...

Page 169: ...eq Select and specify the modulating frequency AM Depth Select and specify the modulation depth Offset Select and specify the offset voltage More 2 2 Select page 1 2 Note The modulation depth is expressed as a percentage and represents the extent of the amplitude variation At 0 depth the output amplitude is half of the selected value At 100 depth the output amplitude equals the selected value ...

Page 170: ...scription Output Type Press Output Type to select a standard waveform or modulated signal to output Carrier Shape Sine Select a sine waveform as the carrier waveform Square Select a square waveform as the carrier waveform Carrier Freq Select and specify the carrier frequency Carrier Ampl Select and specify the carrier amplitude More 1 2 Select page 2 2 ...

Page 171: ...built in arbitrary waveforms Mod Freq Select and specify the modulating frequency FM Dev Select and specify the frequency deviation Offset Select and specify the offset voltage More 2 2 Select page 1 2 Note The frequency deviation is expressed as a percentage and represents the peak variation in frequency of the modulated waveform from the carrier frequency ...

Page 172: ... modulation PWM Softkey Description Output Type Press Output Type to select a standard waveform or modulated signal to output Carrier Freq Select and specify the carrier frequency Carrier Ampl Select and specify the carrier amplitude Width Duty Press Width Duty to select and change the pulse width duty More 1 2 Select page 2 2 ...

Page 173: ...arbitrary waveforms Mod Freq Select and specify the modulating frequency Width Dev Select and specify the pulse width deviation Offset Select and specify the offset voltage More 2 2 Select page 1 2 Note The width deviation is expressed as a percentage and represents the maximum variation in width in the modulated waveform from the width of the original pulse waveform ...

Page 174: ...tkey to select DC offset modulation DCOM Softkey Options Description Output Type Press Output Type to select a standard waveform or modulated signal to output Carrier Shape Sine Select sine waveform as the carrier waveform Square Select square waveform as the carrier waveform Carrier Freq Select and specify the carrier frequency Carrier Ampl Select and specify the carrier amplitude More 1 2 Select...

Page 175: ... waveform function from all built in arbitrary waveforms Mod Freq Select and specify the modulating frequency More 2 2 Select page 1 2 Note DC offset modulation can be used as an alternative way of adding noise to a sine or square waveform For example to add noise to a sine wave set the Carrier Shape to Sine and the Modulation shape to Noise ...

Page 176: ... Options Description Output Type Press Output Type to select a standard waveform or modulated signal to output Waveform Sine Select sine waveform as the sweep waveform Square Select square waveform as the sweep waveform Start Freq Select and specify the start frequency Stop Freq Select and specify the stop frequency More 1 2 Select page 2 2 ...

Page 177: ...equencies It will sweep up first and then down Sweep Time Select and specify the sweep time from start to stop frequency Sweep Ampl Select and specify the waveform amplitude Offset Select and specify the offset voltage More 2 2 Select page 1 2 Note The sweep time specifies the number of seconds required to sweep from the start frequency to the stop frequency The number of discrete frequency points...

Page 178: ...nd BURST menu page 1 2 will be displayed Softkey Description Output Type Press Output Type softkey to select a standard waveform or modulated signal to output Waveform Select a waveform as the burst waveform Freq Select and specify the waveform frequency Ampl Select and specify the waveform amplitude More 1 2 Select page 2 2 ...

Page 179: ...escription Cycles Select and specify the burst count number of bursts Burst Freq Select and specify the burst rate Offset Select and specify the offset voltage More 2 2 Select page 1 2 Note The burst frequency defines the rate of consecutive bursts This is different from the frequency of the waveform ...

Page 180: ...yed Softkey Options Description Output Type Press Output Type to select a standard waveform or modulated signal to output Keying Type FSK Select Frequency Shift Keying modulation PSK Select Phase Shift Keying modulation Carrier Freq Select and specify the carrier waveform frequency Carrier Ampl Select and specify the carrier waveform amplitude More 1 2 Select page 2 2 ...

Page 181: ...G menu page 2 2 Softkey Description Hop Freq Hop Phase FSK Modulation Specify the hop frequency PSK Modulation Specify the hop phase Interval Select and specify the time interval between two frequency shifts Offset Select and specify the offset voltage More 2 2 Select page 1 2 ...

Page 182: ...als GEN OUT Generator BNC output This is the main output of the arbitrary waveform generator When the MENU button is pressed and is lit the configured waveform will output from this terminal The output impedance is 50 ohm MOD OUT Modulation BNC output ...

Page 183: ...erves as as the external trigger input for the oscilloscope When Trigger Source in the Trigger menu is set to EXT or EXT 5 this terminal will function as an external trigger input for the oscilloscope When it is set to all other sources it will function as the modulating waveform output from the generator ...

Page 184: ......

Page 185: ...e Shot Signal Reduce Random Noise on a Signal Triggering a Video Signal PASS FAIL Measurement Using Waveform Recorder Making Cursor Measurements Generator Application Examples Output Basic Sine Waveform Output Amplitude Modulated Waveform Create Waveform with Added Noise Capture and Output Math Waveform ...

Page 186: ...nd trigger controls You can adjust any of these controls manually if you need to optimize the display of the waveform When you are using both CH1 and CH2 channels the Autoset function sets the vertical controls for each channel and uses the CH1 channel to set the horizontal and trigger controls The oscilloscope can take automatic measurements of the displayed signals Perform the following steps to...

Page 187: ... will be displayed at the bottom of the screen Press MEASURE key again to display the MEASURE menu Press Time softkey to display the TIME menu Press the Frequency softkey to measure the frequency The frequency value will be displayed at the bottom of the screen to the right of the voltage value ...

Page 188: ...o select CH1 Press the Mode softkey to select the Auto trigger mode Adjust the vertical and horizontal controls to observe the signal roughly and find out the right Trigger Type and Trigger mode Press the Type softkey from the TRIGGER menu page to select Pulse trigger type Press More 1 2 sofkey to display the TRIGGER menu page 2 2 Press Mode softkey to select Normal Trigger mode Press More 2 2 sof...

Page 189: ...he acquisition system and search for the trigger condition The SINGLE key will be illuminated in orange When trigger condition is met the captured waveform will be displayed the SINGLE key will no longer be lit and the RUN STOP key will illuminate in red ...

Page 190: ...o reduce the noise on the displayed waveform First you stablize the displayed waveform by removing the noise from the trigger path Second you reduce the noise on the displayed waveform Connect a signal to the oscilloscope Press AUTO key to display the signal quickly Press the Trigger MENU key to display the TRIGGER menu ...

Page 191: ... menu Press Coupling softkey to select HF Reject or LF Reject coupling mode to reduce the noise from the trigger channel Press the ACQUIRE key to display the ACQUIRE menu Press the Mode softkey to select Average mode Rotate the entry knob to set the number of averages that best eliminates the noise from the displayed waveform ...

Page 192: ...he waveform and produces triggers based on the Video trigger setting you have selected Trigger on Odd or Even Fields of the Video Signal Press the Trigger MENU key to display the TRIGGER menu Press the Type softkey to select the Video trigger mode Press Source softkey to select CH1 Press Polarity softkey to select negative polarity Press Sync softkey to select Odd Field or Even Field ...

Page 193: ...of the Video Signal Press the Trigger MENU key to display the TRIGGER menu Press the Type softkey to select the Video trigger mode Press Source softkey to select CH1 Press Polarity softkey to select negative polarity Press Sync softkey to select Line or All Lines ...

Page 194: ...t Press UTILITY key to display the UTILITY menu page 1 2 Press More 1 2 softkey to display the UTILITY menu page 2 2 Press Pass Fail softkey to display the PASS FAIL menu Press Enable Test softkey to turn on the PASS FAIL measurement Press Setup Mask softkey to display the MASK menu Press X Mask softkey and then rotate the entry knob to setup the horizontal threshold Press Y Mask softkey and then ...

Page 195: ...ress Msg Display softkey to display the Pass Fail measurement results on the top left corner of the screen Press the Output softkey to set how to output the measurement results Press More 2 2 to display the PASS FAIL menu page 1 2 Press the Operate softkey to start PASS FAIL measurement ...

Page 196: ...eforms Press the ACQUIRE key to display the ACQUIRE menu Press the RECORD softkey to display the RECORD menu Press the Mode softkey to select Record mode Press the Source softkey to select the source channel CH1 Press the Operate key to start recording and the total recorded frame count will be displayed on the top left screen Press the Operate key again to stop recording ...

Page 197: ... RECORD softkey to display the RECORD menu Press the Mode softkey to select Play back mode Press Play Mode softkey to select or mode Press the More 1 2 softkey to display the RECORD menu page 2 2 Press Start Frame softkey and turn the entry knob to set the start frame Press End Frame softkey and turn the entry knob to set the end frame ...

Page 198: ...uick Start Guide 198 Press Interval softkey and turn the entry knob to set the interval time Press the More 2 2 softkey to display the RECORD menu page 1 2 Press Operate softkey to playback the waveform ...

Page 199: ... RECORD softkey to display the RECORD menu page 1 2 Press the Mode softkey to select Save Recall mode Press Start Frame softkey and turn the entry knob to set the start frame Press End Frame softkey and turn the entry knob to set the end frame Press the Internal Storage softkey to Save or Load the recorded waveform from the internal memory ...

Page 200: ...nd voltage on normal waveform Perform the following steps to take time and frequency measurements Press the CURSOR key to display the CURSOR menu Press Mode softkey to select the Manual mode Press Type softkey to select the Time type Press X1 X2 softkey or press the entry knob to select X1 cursor Rotate the entry knob to move the X1 cursor Press X1 X2 softkey or press the entry knob to select X2 c...

Page 201: ... the Manual mode Press Type softkey to select the Voltage type Press Y1 Y2 softkey or press the entry knob to select Y1 cursor Rotate the entry knob to move the Y1 cursor Press Y1 Y2 softkey or press the entry knob to select Y2 cursor Rotate the entry knob to move the Y2 cursor ΔY displayed in the softkey area is the voltage difference between Y1 and Y2 ...

Page 202: ...me type Press X1 X2 softkey or press the entry knob to select X1 cursor Rotate the entry knob to move the X1 cursor Press X1 X2 softkey or press the entry knob to select X2 cursor Rotate the entry knob to move the X2 cursor ΔX displayed in the softkey area is the frequency difference between X1 and X2 1 ΔX is the time difference between X1 and X2 Perform the following steps to take voltage measure...

Page 203: ... type Press Y1 Y2 softkey or press the entry knob to select Y1 cursor Rotate the entry knob to move the Y1 cursor Press Y1 Y2 softkey or press the entry knob to select Y2 cursor Rotate the entry knob to move the Y2 cursor ΔY displayed in the softkey area is the voltage difference between Y1 and Y2 ...

Page 204: ...ertical scale control knob of each channel to expand the signal for convenient view Press the CURSOR key to display the CURSOR menu Press Mode softkey to select the Manual mode Press Source softkey to select CH2 Press Type softkey to select the Voltage type Press Y1 Y2 softkey or press the entry knob to select Y1 cursor Rotate the entry knob to move the Y1 cursor to the top of the signal Press Y1 ...

Page 205: ...on of the signal and Y axis Press Y1 Y2 softkey or press the entry knob to select Y2 cursor Rotate the entry knob to move the Y2 cursor to the lower intersection of the signal and Y axis ΔY displayed in the softkey area is the voltage difference C or 2A between Y1 and Y2 Calculate the phase difference using the formula below D C arcsin θ or B A arcsin θ ...

Page 206: ...veform Connect the WG Output teminal to CH1 terminal Press ON OFF key to enable signal output Press the MENU key to display the arbitrary waveform generator menu Press Output Type softkey to select the Sine waveform Press Freq softkey to select and specify the frequency to 10 kHz Press Ampl softkey to select and specify the amplitude to 6 Vpp Press Offset softkey to select and specify the offset v...

Page 207: ...Modulated Waveform This application example describes how to use the generator to output an amplitude modulated waveform with 100 modulation depth 10 kHz carrier frequency 600 mV carrier amplitude 100 Hz modulating frequency and 0 0 mVdc offset ...

Page 208: ...o enable signal output Press the MENU key to display the arbitrary waveform generator menu Press Output Type softkey to select AM modulation Press Carrier Freq softkey to select and specify the carrier frequency to 10 kHz Press Carrier Ampl softkey to select and specify the carrier amplitude to 600 mVpp Press More 1 2 softkey to display the AM menu page 2 2 ...

Page 209: ... the modulating waveform shape Press Mod Freq softkey to select and specify the modulating waveform frequency to 100 Hz Press AM Depth softkey to select and specify the modulation depth to 100 Press Offset softkey to select and specify the offset voltage to 0 0 mVdc ...

Page 210: ... key to enter the ARB menu and set Output Type to DCOM 2 Select Carrier Shape softkey and set it to Sine 3 Set the Carrier Freq to 1 000000 kHz and set Carrier Ampl to 2 000 Vpp 4 Then select More 1 2 softkey and set Mod Shape parameter to Noise You can also change the frequency of the noise waveform by selecting and specifying Mod Freq parameter 5 Now press the ON OFF key to turn on the generator...

Page 211: ...ut that is internally calculated between two channels of the oscilloscope and storing it into arbitrary waveform memory for output from the generator In this example CH1 and CH2 signals will be added together to create the Math waveform Follow the steps below 1 Press the MATH key to enter the MATH menu and set Operate parameter to A B ...

Page 212: ... Data if you want to store a complete period of the CH1 CH2 waveform or select Screen Data to capture only what s displayed on the screen 6 Then press Internal Storage and change Storage Pos to the memory location to store the waveform to 7 Press Save and the CH1 CH2 waveform will be saved into internal arbitrary waveform memory which can be recalled and output Note The captured Math waveform will...

Page 213: ...Remote Control 213 7 REMOTE CONTROL Comsoft Software Web Browser GUI Graphic user Interface ...

Page 214: ...s 2540B GEN and 2542B GEN Uploads up to 8kpts into volatile memory The software is free and can be downloaded at www bkprecision com 7 2 Web Browser GUI The DSO has a build in web browser interface that can be used for some basic LAN configurations and quick screenshot capture via LAN interface at the rear panel To access simply set the DSO to LAN interface and configure all the necessary settings...

Page 215: ...Troubleshooting Guide 215 8 TROUBLESHOOTING GUIDE System Messages General Problems ...

Page 216: ...l Control knobs or Trigger Level knob Total is at its maximum This message will be displayed when the maximum value of Total count for PASS FAIL has reached Record is completed This message will be displayed when the number of waveforms set in the End Frame softkey have been recorded or when you press the Operate softkey to stop the record process manually No external memory This message will be d...

Page 217: ... data This message will be displayed when you try to save or playback a record without recorded data Record is aborted This message will be displayed when Operate softkey is pressed to stop record process without any waveform data recorded Factory setup is recalled This message will be displayed when the default factory configuration is recalled No signal is found This message will be displayed wh...

Page 218: ...odel type Load error This message will be displayed when you fail to load a file from the internal or external memory Restart to complete updating This message is to inform the user to restart the oscilloscope after a firmware update to finish the process USB device is installed This message will be displayed when a USB device is connected and recognized by the oscilloscope USB device is removed T...

Page 219: ...Guide 219 No help file This message will be displayed when no help file is loaded or the loaded help file is corrupted Digital filter is closed This message will be displayed when digital filter is closed automatically ...

Page 220: ...lead wires Check that the probe clips are securely connected to points in the circuit under test and that the ground is connected Check that the circuit under test is powered on Press the AUTO key again If the waveform display is not stable Check that the trigger source channel is actually the channel to which the trigger signal is connected Check that the proper trigger type is selected Video typ...

Page 221: ...identical with the attenuation factor set in the channel menu If instrument is not connected over LAN Try using DHCP if not already Reboot the instrument then try again How do I extract the deep memory from the DSO This can only be extracted using provided PC software It cannot be exported directly to a connected front USB flash drive ...

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Page 223: ...Specifications 223 9 SPECIFICATIONS Digital Storage Oscilloscope Specifications Arbitrary Waveform Generator Specifications General Specifications ...

Page 224: ...ical system Scope channels 2 channels plus external trigger input Bandwidth 60 MHz 2540B 2540B GEN 100 MHz 2542B 2542B GEN Calculated rise time 0 35 bandwidth 5 83 ns 2540B 2540B GEN 3 50 ns 2542B 2542B GEN Coupling AC DC and GND BW Limit 20 MHz selectable DC Vertical Gain Accuracy 2 mV div 5 mV div 4 10 mV div to 5 V div 3 DC Measurement 2 mV div to 5 mV div 4 x reading 0 1 x V div 0 5 mV 10 mV d...

Page 225: ... 1 at 10 MHz 1 Input Impedance 1 MΩ 18 pF Maximum input 400 Vpk 1 MΩ Differential delay 150 ps when vertical scale and coupling settings are identical 1 Bandwidth reduced to 6 MHz with a 1X probe Horizontal system Time base range 1 2 5 step 2 ns div to 50 s div Modes Main Delayed Roll and X Y Time base accuracy 0 01 Input of X Y mode Channel 1 is the horizontal X axis input Channel 2 is the vertic...

Page 226: ...Overshoot Preshoot Cycle average Cycle RMS Time measurement Frequency Period Rise time Fall time Width Width Duty Duty Delay Phase X MAX X MIN Math A B A B A B FFT 1024 points Cursors Manual Auto and Track Counter Built in 5 digit frequency counter Count up to the oscilloscope s maximum bandwidth ...

Page 227: ...nsitivity 0 1 div to 1 0 div user adjustable EXT input impedance 1 MΩ 18 pF EXT maximum input 400 Vpk 1 MΩ Video Standard Supports NTSC PAL and SECAM broadcast systems for any field or any line Holdoff Range 100 ns to 1 5 s Trigger Level Accuracy Internal 0 3 div x Volts div SET LEVEL TO 50 Operates with input signal 50 Hz Pulse Width Trigger mode Trigger when Less than Greater than Equal Positive...

Page 228: ...d internally External storage file format Setup file STP Waveform file WFM Trace file TRC BMP file BMP CSV file CSV Standard interface ports USB host USB device RS232C PASS FAIL OUT BNC LAN Maximum number of data points that can be stored into a CSV file on an external USB storage device is 1200 points ...

Page 229: ... single and dual channel operation Vertical resolution 8 bits Sample mode Normal Average Peak Detect Autoset Finds and displays all active channels sets edge trigger mode on channel 1 set vertical sensitivity on scope channels and time base to display one or five periods Requires minimum voltage 10 mVpp 0 5 duty and minimum frequency 50 Hz Maximum number of points can only be extracted via remote ...

Page 230: ...lified Chinese Traditional Chinese English Korean Japanese Russian French Spanish Polish Portuguese Display area Menu ON 8 vertical by 10 horizontal divisions or 200 vertical by 250 horizontal pixels Menu OFF 8 vertical by 12 horizontal divisions or 200 vertical by 300 horizontal pixels Display mode Vector Dots Interpolation Sinx x Linear Persistence OFF Infinite persistence ...

Page 231: ...MHz 2540B GEN 1 μHz to 40 MHz 2542B GEN Square waveform 1 μHz to 20 MHz Pulse waveform 1 mHz to 10 MHz Built in AWG 1 mHz to 1 MHz User AWG 1 mHz to 1 MHz Frequency resolution Sine Square 1 μHz Pulse Built in ARB User ARB 1 mHz Frequency accuracy 5 x 10 4 Frequency stability 5 x 10 5 Waveform Characteristics Harmonic Distortion 5 MHz 50 dBc 10 MHz 45 dBc 10 MHz 40 dBc Total harmonic 20 Hz to100 kH...

Page 232: ...th 8192 points Non volatile Memory 10 waveforms The internal memory size is 8192 points however Comsoft and CSV file upload supports only 8000 points Amplitude Characteristics Generator Output GEN Out Amplitude range When freq 20 MHz 2 mVpp to 20 Vpp open circuit 1 mVpp to 10 Vpp 50 Ω When freq 20 MHz 2 mVpp to 6 Vpp open circuit 1 mVpp to 3 Vpp 50 Ω Max resolution 1 μVpp Amplitude accuracy 5 1 mV...

Page 233: ... waveforms Output Amplitude 5 Vpp 20 Output Impedance 600 Ω AM FM PWM and DCOM Modulation Characteristics AM FM DCOM PWM Carrier waveforms Sine Square Pulse Modulating waveforms All built in arbitrary waveforms Modulation frequency 1 mHz to 1 MHz Built in arbitrary waveforms are Sine Square Triangle Up ramp Down ramp Positive pulse Negative pulse Positive double pulse Negative double pulse Positiv...

Page 234: ...ne SCR AM modulation depth 0 to 120 FM Frequency deviation 0 1 to 99 9 PWM Width deviation 1 to 99 FSK Modulation Characteristics Carrier waveform Sine Hop frequency 1 μHz to 40 MHz Interval time 1 ms to 40 s PSK Modulation Characteristics Carrier waveform Sine Hop phase 0 to 360 Interval time 1 ms to 40 s ...

Page 235: ...es Burst rate 1 mHz to 1 MHz DC Offset Characteristics Offset range Amplitude range 10 mVdc to 10 mVdc 2 mVpp to 6 32 mVpp 31 6 mVdc to 31 6 mVdc 6 321 mVpp to 20 mVpp 100 mVdc to 100 mVdc 20 001 mVpp to 63 2 mVpp 316 mVdc to 316 mVdc 63 201 mVpp to 200 mVpp 1 Vdc to 1 Vdc 200 01 mVpp to 632 mVpp 3 16 Vdc to 3 16 Vdc 632 01 mVpp to 2 Vpp 10 Vdc to 10 Vdc 2 001 Vpp to 6 32 Vpp 2 Vdc to 2 Vdc 6 321 ...

Page 236: ...VA Operating temperature 0 C to 40 C Non operating temperature 20 C to 55 C Humidity Maximum relative humidity 80 for temperatures up to 31 C decreasing linearly to 50 relative humidity at 40 C Operating altitude 3000 m Non operating altitude 15000 m Physical size and Weight Instrument height 156 5 mm Instrument width 320 mm Instrument depth 123 mm Net weight Approximately 2 8 kg ...

Page 237: ...eets the requirements of 2006 95 EC Low Voltage Directive and 2004 108 EC Electromagnet Compatibility Directive and Low Voltage Directive EN 61010 1 2001 EMC Directive EN 61326 1 2006 EN 61000 3 2 2006 EN 61000 3 3 1995 A1 2001 A2 2005 Electrical equipment for measurement control and laboratory use ...

Page 238: ...Performance Verification Procedure 238 Appendix A Performance Verification Procedure DC Gain Accuracy Bandwidth Trigger Sensitivity Time Scale Accuracy ...

Page 239: ... minutes prior to the start of any performance test DC Gain Accuracy Equipment needed Fluke calibrator preferred or DC power supply DMM splitter 2 BNC cables 1 Disconnect all cables from the oscilloscope channel inputs 2 Press the Acquire front panel key 3 In Acquire menu press the Mode soft key until Averages appears 4 Turn the entry knob until 256 appears 5 In Acquire menu press Sampling soft ke...

Page 240: ... in CH1 the output of the calibrator should be set to 30 mV 30 mV 10 Compare the reading of the Vavg value at the bottom of the screen real time reading of the input signal to the amplitude of your reference signal 11 The DC gain should always be 4 for 2 to 5 mV div and 3 for 10 mV to 5 V div DMM DMM pe oscillosco pe oscillosco V V V V Vin Vout Gain DC In above example the difference between posit...

Page 241: ...n on output of the calibrator for a 1 MHz sine wave 4 Change the output level of calibrator until waveform height is 6 divisions and reading is 30 mVpp 5 Record these values as a reference value 6 Slowly increase frequency output of calibrator up to rated bandwidth of the oscilloscope 7 Observe waveform and reading on screen The size of the waveform should always be 4 2 divisions and reading shoul...

Page 242: ...3 Turn on output of the calibrator for a 10 MHz sine wave 4 Change output level until waveform reaches 1 division on the screen The waveform should be stable and clear 5 Set calibrator to rated bandwidth frequency of the oscilloscope 6 Change output level of calibrator to the specified vertical division 1 5 div from 10 MHz to full bandwidth The waveform should be stable and clear 7 Repeat the abov...

Page 243: ...e oscilloscope the time base is switched to the sweep speed under test 3 Set up a 10 MHz sine wave output from calibrator 4 Press the Auto button on oscilloscope to get a stable waveform 5 Press the Measure button soft key Time and then soft key Frequency 6 Press the Acquire button and soft key Mode to set Average mode 7 Adjust average to 8 It should read 10 MHz 8 Switch sweep speed to 100 ms or 2...

Page 244: ...ould automatically setup the scope to display a signal circumventing the need to know how to set up scope parameters This feature could be used by educators as a teaching tool for basic oscilloscope operation To receive information on how to disable this Auto button function please contact B K Precision at http www bkprecision com contact us html ...

Page 245: ...rigger 66 Frequency Counter 92 fuse 17 GND coupling 39 Holdoff 69 Invert 44 Key Lock 93 Key Test 96 Main mode 58 Mask 100 odd fields 74 Overshoot 105 Pass Fail 98 Peak Peak 103 Persist 139 Playback 120 Preshoot 105 Pulse Width Trigger 71 quick help 32 Record Wavefrom 119 REF 53 Roll mode 63 Screen Test 96 Self calibration 82 Trace 125 trigger level 66 Trigger Modes 67 vertical position knob 35 ver...

Page 246: ...s connectors and accessories that you are using with the device Customers not on an open account must include payment in the form of a money order or credit card For the most current repair charges please refer to the service and support section on our website Return all merchandise to B K Precision Corp with pre paid shipping The flat rate repair charge for Non Warranty Service does not include r...

Page 247: ... instrument via our website www bkprecision com Exclusions This warranty does not apply in the event of misuse or abuse of the product or as a result of unauthorized alterations or repairs The warranty is void if the serial number is altered defaced or removed B K Precision Corp shall not be liable for any consequential damages including without limitation damages resulting from loss of use Some s...

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Page 250: ...22820 Savi Ranch Parkway Yorba Linda CA 92887 www bkprecision com 2011 B K Precision Corp Printed in China v030713 ...

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