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O S C I L L O S C O P E 

CS-5200  S E R I E S 

CS-5270 CS-5275 
CS-5260 CS-5265 
CS-5230 CS-5235 

INSTRUCTION MANUAL 

K E N W O O D  C O R P O R A T I O N 

©  P R I N T E D IN  J A P A N B63-0219-00(N) 

36511 

KENWOO

Summary of Contents for CS-5200 Series

Page 1: ...OSCILLOSCOPE CS 5200 SERIES CS 5270 CS 5275 CS 5260 CS 5265 CS 5230 CS 5235 INSTRUCTION MANUAL K E N W O O D C O R P O R A T I O N P R I N T E D IN J A P A N B63 0219 00 N 36511 KENWOOD ...

Page 2: ...ck plug the power cord into a properly wired r e c e p t a c l e before connecting to the equipment input or output terminals Use the Proper Power Cord Use only the power cord and connector s p e c i f i e d f o r your product Use the Proper Fuse To avoid f i r e hazard use a fuse of the correct type Do not Operate in Exp Ios i ve Atmospheres To avoid explosion do not operate t h i s product i n a...

Page 3: ...MENT 2 4 7 OPERATING PROCEDURES 2 7 7 1 Single Trace Operation 2 7 1 A l t e r n a t i n g current display 2 7 2 Trigger 2 7 3 Composite video signal display 2 8 7 2 Multi Trace Operation 2 9 1 Switching v e r t i c a l operation modes 2 9 2 Switching trigger sources 2 9 3 Line trigger 2 9 7 3 Sweep Magnified Operation 3 0 7 4 Delayed Sweep Operat ion 3 0 7 5 X Y Operation 3 1 7 6 Single Sweep Ope...

Page 4: ...ng Signals with Low Frequency Components 3 9 8 6 Measuring Signals with High Frequency Components 4 0 8 7 Measuring Time Between Two Points 4 0 8 8 Measuring Time Ratio with Cursors 4 2 8 9 Measuring Frequencies 4 2 8 1 0 Measuring Pulse Rise and F a l l Times 4 4 8 1 1 Measuring Pulse J i t t e r s 4 5 8 1 2 Measuring Phase Differences 4 6 8 1 3 Applications of X Y Operation 4 8 9 FUSE REPLACEMEN...

Page 5: ...t i o n s the terms and abbreviations shown below Channel 1 or Y input CHI input Channel 2 or X input CH2 input V e r t i c a l mode VERT MODE V mode V e r t i c a l v a r i a b l e V v a r i a b l e Channel 2 invert I n v V e r t i c a l p o s i t i o n y p o s i t i o n A l t e r n a t e v e r t i c a l axis switching mode A l t mode A l t e r n a t e main sweep and delayed sweep operation A l t...

Page 6: ...your own protection do not remove the casing for any reason 3 Do not use the oscilloscope in the following locations In d i r e c t sunlight In extremely hot and or humid areas In areas a f f e c t e d by high l e v e l s of mechanical v i b r a t i o n Around areas with strong lines of magnetic forces or impulse voltage 4 Make sure that the voltage applied to each input terminal does not exceed t...

Page 7: ...a s e r e s u l t i n g in p o s s i b l e damage 7 Connect a ground wire to the GND terminal for safety 8 I f the power i s turned on and o f f repeatedly the o s c i l l s c o p e may malfunction Once the power i s turned o f f leave f i v e seconds before turning the power on again 9 The probes supplied with the oscilloscope are p r e c i s i o n parts Handle them with great care The probes sup...

Page 8: ...ed from 1 mV div to 5 V div continuously with a rotary switch High Speed Sweep High speed sweeping i s p o s s i b l e a t a time base of 5 ns div during x 1 0 MAG operation 10 ns div f o r the CS 5230 or CS 5235 High Accuracy A c c u r a c y i s w i t h i n 3 f o r b o t h v e r t i c a l a x i s s e n s i t i v i t y and sweep time Fixed Synchronization The fixed synchronization function elimina...

Page 9: ... 5270 Readout The v e r t i c a l a x i s input s e n s i t i v i t y sweep time and other scale factors are displayed in characters on the CRT Cursor Function The voltage difference current r a t i o time d i f f e r e n c e time r a t i o frequency and phase d i f f e r e n c e may be measured with two c u r s o r s They are displayed on the CRT for quick and accurate measurement 5 ...

Page 10: ...time 10 to 35 C ImV to 2mV div Approx 17 5 ns Signal delay time The leading edge may be checked using a square wave of the r i s e time less than that of t h i s model Crosstalk 40 dB or less a t 1 kHz AMaximum input voltage 500 Vp p or 250 V DC AC peak 1 kHz or l e s s VERTICAL AXIS CH3 S e n s i t i v i t y 1 0 to 35 C 0 1 V div 3 Input impedance 1MQ 2 approx 25 pF Frequency response 3 dB 10 to ...

Page 11: ...to 50ns div 3 1 2 5 steps 22 ranges f i n e adjustment between ranges Sweep time 10 to 35 C B sweep 50ms to 0 1 is div 3 1 2 5 steps 18 ranges fine adjustment betwen ranges 50ms to 50ns div 3 1 2 5 steps 19 ranges f i n e adjustment betwen ranges Sweep magnified operation 10 to 35 C X10 5 8X for over 0 5 ns div L i n e a r i t y 10 to 35 C 3 5 i n x l O MAG operation H0LD0FF Continuously v a r i a...

Page 12: ...l s y n c h r o n i zation separation Trigger s e n s i t i v i t y 10 to 35 C MODE COUPLING Signal frequency S e n s i t i v i t y Ampli tude MODE COUPLING CS 5230 5235 CS 5260 5265 CS 5270 5275 NORM FIX AC 10Hz to 20MHz 10Hz to 40MHz 10Hz to 50MHz l d i v 1 5div AC 20M to 40MHz 40M to 60MHz 50M to 100MHz 1 5div 2div HFrej 10Hz to 30kHz 10Hz to 30kHz 10Hz to 30kHz l d i v 1 5div NORM HFrej over 3...

Page 13: ...ON PANEL POWER SUPPLY Voltage 100 120 220 VAC 10 207 to 250 V Frequency 50 Hz or 60 Hz Power consumption Approx 43 W 39 W Approx 52VA 49VA Approx 48 W 43 W Approx 56VA 51VA Approx 48 W 43 W Approx 56VA 51VA DIMENSIONS AND WEIGHT VALUES ENCLOSED IN PARENTHESES INCLUDE PROJECTIONS Width 300 mm 300 mm Height 150 mm 172 mm Depth 400 mm 469 mm Weight Aprrox 8 7 kg OPERATING TEMPERATURE AND HUMIDITY Ope...

Page 14: ... t h conversion according to CH2 scale factor AV3 d i s p l a y e d i n voltage w i t h conversion according to CH3 0 1 V div A T Displayed i n time w i t h c o n v e r s i o n according to A sweep scale factor l A T D i s p l a y e d i n frequency w i t h c o n v e r s i o n a c c o r d i n g to A sweep scale factor In V H VARI or UNCAL mode RATI0 Vo 11age r a t i o and t i m e r a t i o a r e d ...

Page 15: ... measurement e r r o r s due to p a r a l l a x occurring between the t r a c e and the g r a t i c u l e i s s i g n i f i c a n t l y reduced There i s also a display on the l e f t of the CRT f o r measuring the r i s e time POWER switch j O N J L O F F A pushbutton type switch that turns the power source on and o f f Pressing the switch turns the power on Pressing i t again turns the power o f...

Page 16: ...ad j u s t ing the probe Outputs 1 Vp p p o s i t i v e p o l a r i t y approx 1 kHz square waves GND terminal Used to set up a common ground with other equipment V MODE s e l e c t o r Selects the v e r t i c a l a x i s operation modes CHI CHI input signal i s displayed on the CRT ADD A l g e b r a i c sum of CHI and CH2 s i g n a l s i s displayed on the CRT I f CH2 i s set to INV d i f f e r e...

Page 17: ... quite noticeable In the a l t e r n a t e mode each channel i s displayed one a f t e r another Therefore each channel display appears much c l e a r e r Normally a f a s t e r sweep i s employed VOLTS DIV control The v e r t i c a l a x i s s e n s i t i v i t y i s c o n t r o l l e d w i t h the CHI v e r t i c a l a x i s a t t e n u a t o r The VOLTS DIV c o n t r o l s w i t c h e s i t i n...

Page 18: ...10 1 probe is used GND Input of the v e r t i c a l a m p l i f i e r i s grounded a l l o w i n g the ground p o t e n t i a l to be checked The input r e s i s t a n c e i s 1 UQ w i t h respect to the ground Input s i g n a l s w i l l not be grounded DC Input s i g n a l s a r e DC coupled a l l o w i n g s i g n a l s c o n t a i n i n g DC components to be observed The switch serves as a Y a...

Page 19: ...n CH2 INV switch When the switch i s pressed the polarity of CH2 input signal i s inverted POSITION control Adjusts the vertical position of CH3 waveform displayed on the CRT CH3 INPUT terminal CH3 vertical axis input terminal DELAY POSITION COARSE AREF CURSOR Coarsely adjusts the delay time between A sweep and B sweep when H MODE i s set to ALT or B COARSE Adjusts the position of the AREF cursor ...

Page 20: ... time and adjust the t r i g g e r l e v e l i f t r i g g e r i n g i s required f o r complex s i g n a l s Turning the c o n t r o l f u l l y counterclock wise to the NORM p o s i t i o n minimizes the hold o f f time H MODE switch Selects the h o r i z o n t a l a x i s display mode as shown below A Runs i n the A sweep mode ALT Displays A sweep and B sweep a l t e r n a t e l y B Runs i n th...

Page 21: ... s the trigger signal source AFTER D B TRIG D switch Selects the continuous delay or synchronous delay In the continuous delay mode B sweep begins as soon as the delay time set w i t h the DELAY POSITION control has passed a f t e r the A sweep s t a r t e d In the synchronous delay mode B sweep begins at the f i r s t trigger point a f t e r the delay time set with the DELAY POSITION control has ...

Page 22: ...er of the amplitude of a signal selected with the SOURCE switch which i s used as the trigger point In t h i s mode the trigger l e v e l need not be adjusted SINGLE Selects single sweep mode RESET Sets the oscilloscope f o r t r i g g e r i n g i n the single sweep mode READY indicator Shows that the oscilloscope i s ready for t r i g g e r i n g i n the single sweep mode I t l i g h t s by r e s...

Page 23: ...IME DIV switch Switches 19 ranges of B sweep time in 1 2 5 steps between 50 ms div and 50 ns div 18 ranges between 50 ms div and 0 1 jus ih for the CS 5230 and CS 5235 For p r a c t i c a l i t y we recommend use of a higher speed range than the A sweep set range VARIABLE control H VARI Fine controls the A sweep time continuously i n the range selected with the A SWEEP TIME DIV switch Turning the ...

Page 24: ...uch a case adjust the amplitude properly with CHI VOLTS DIV or V VARI Cascade connection between CHI CHI OUTPUT and CH2 i s not possible Z AXIS INPUT terminal Input jack f o r e x t e r n a l i n t e n s i t y modulation s i g n a l s I n t e n s i t y modulation i s performed at TTL l e v e l P o s i t i v e voltage reduces the i n t e n s i t y I NOTE 1 I f a v o l t a g e over 5 V TTL l e v e l...

Page 25: ...cord from the power source I n l e t Power cord receptacle A commercialy used power source input connector 5 3 Bottom P l a t e Figure 3 Bottom Plate AST1G control Controls the trace or spot astigmatism Astigmatism has been adjusted before shipment I f n e c e s s a r y a d j u s t the waveform to the optimum c o n d i t i o n w i t h the ASTIG and FOCUS controls NOTE Do not use a m e t a l l i c ...

Page 26: ...ar beyond the measuring l i m i t s i n the 1 AT mode is displayed following 1 AT i n d i c a t i n g that the measured value has an error out of standard D Delay time I f t h e H MODE i s s e t to ALT or B DELAY i s d i s p l a y e d a t t h e c u r s o r mode p o s i t i o n and the delay time i s d i s p l a y e d at the cursor measurement p o s i t ion I f TRIG D i s selected or the cursor mea...

Page 27: ... div ADD I f ADD i s selected with V MODE V I s displayed CH2 INVERT 1 i s displayed i f INV i s turned on A sweep s c a l e factor The time per 1 d i v i s i o n i s displayed when A ALT or B i s selected with H MODE I f UNCAL i s s e l e c t e d A i s followed by I f x 10 MAG i s turned on time i s also converted i e divided by 10 I f X Y i s s e l e c t e d w i t h H MODE X Y i s d i s p l a y ...

Page 28: ...I CAL A SWEEP TIME DIV 2 ms DIV x 10 MAG Off TRIGGERING H MODE A T MODE AUTO COUPLING AC SOURCE VERT SLOPE TRIGGER LEVEL Center A f t e r checking the power source and voltage s e l e c t ion press the POWER switch The pi lot lamp 1ights up and a trace line appears i n 10 to 15 seconds Check to see that r o t a t i n g t h e INTENSITY control clockwise i n c r e a s e s the b r i g h t n e s s and...

Page 29: ...u c t i o n manual C D Left waveform Excessive compensation D Middle waveform I n s u f f i c i e n t compensation 3 Right waveform Correct compensation Adjust the probe trimmer so that a c o r r e c t l y compensated waveform i s displayed 4 Set the VERT MODE c o n t r o l to CH2 and c a r r y out compensation adjustment of the CH2 probe A f t e r compensating both channel probes use the CHI prob...

Page 30: ...Figure 6 I n i t i a l Setting CS 5270 ...

Page 31: ... c o n t r o l c l o c k w i s e or counterclockwise to lock the waveform Some s i g n a l s are e a s i e r to see by changing the slope T h i s operation with the TRIGGER LEVEL and SLOPE c o n t r o l s i s c a l l e d t r i g g e r point s e t t i n g The o s c i l l o s c o p e s t a r t s the sweep at a s e t trigger point SLOPE RANGE Trigger coupling Select an intended t r i g g e r coupling...

Page 32: ... g n a l Use NORM to observe low frequency waveform below 40 Hz NORM Sweep operation i s executed according to the t r i g g e r s i g n a l Sweep operation i s not executed i f there i s no t r i g g e r s i g n a l FIX Sweep operation i s executed according to the center of the amplitude of the t r i g g e r signal as the t r i g g e r point I n t h i s mode the t r i g g e r l e v e l need not ...

Page 33: ...mode i t i s n e c e s s a r y that the VOLTS DIV control settings be the same f o r both channels 2 Switching trigger sources Select a t r i g g e r s i g n a l channel w i t h the SOURCE switch I f VERT i s s e l e c t e d w i t h the SOURCE s w i t c h and the ALT CHOP s w i t c h i s s e t to ALT the s i g n a l of each channel i s used as the t r i g g e r s i g n a l source i n each sweep I ...

Page 34: ...H MODE c o n t r o l to ALT The waveform port ion to be magnified i s i n t e n s i t y m o d u l a t e d and d i s p l a y e d b r i g h t I n F i g u r e 9 the upper t r a c e 1ine shows the non magnified waveform and t h e lower trace l i n e shows the magnified waveform 3 Properly adjust the time of d i s p l a y i n g the magnified portion with the B SWEEP TIME DIV the time p o s i t i o n of...

Page 35: ...tween two s i g n a l s and t h e i r r e l a t i v e frequency proportion NOTE 1 Waveforms may be noisy by pressing the x 1 0 MAG switch Do not use the x 1 0 MAG switch for X Y oepration 7 6 S i n g l e Sweep Operat i on Single sweep operation i s used to observe a s i n g l e event or occurence I f the t r i g g e r point of a s i g n a l to be observed i s unknown set the t r i g g e r point us...

Page 36: ...y look l i k e intensity modulated waveforms depending on c o m b i n a t i o n s of waveform types and sweep t i m e s I f t h e d i s p l a y i s not s u i t a b l e for observation or measurement turn the readout d i s p l a y o f f by the above procedure When a s i g n a l out of the e f f e c t i v e area i s d i s p l a y e d the readout d i s p l a y may waver or be t h i c k We recommend t...

Page 37: ...ed into sweep time and time and freqency the r e c i p r o c a l of the time i s d i s p l a y e d s i m u l t a n e o u s l y I f H VARI i s s e t to UNCAL A T d a t a I s v o l t a g e r a t i o u s i n g 5 d i v i s i o n s on t h e CRT as 1 0 0 and 1 A T d a t a i s phase d i f f e r e n c e u s i n g 5 d i v i s i o n s as 360 33 ...

Page 38: ... the f o l l o w i n g procedures f o r measuring v o l t a g e between two p o i n t s peak to peak voltage e t c 1 Apply a s i g n a l to the INPUT t e r m i n a l and a d j u s t the VOLTS DIV and SWEEP TIME DIV controls Reset the trigger point i f necessary Set the AC GND DC control to AC 2 Use the y POSITION control so that one of the points to be measured f a l l s on one of the horizontal g...

Page 39: ...red to an easy to see position 2 P r e s s the CURSOR MODE s w i t c h to s e l e c t the v o l t a g e measurement mode B r i n g the A REF and A c u r s o r s i n c o n t a c t w i t h t h e p o i n t s to be measured Read t h e measurement Figure 10 2 Measuring Voltage between Two Points Cursor measurement Adjust to the center vertical scale with P O S I T I O N Points to be measured Vertical d...

Page 40: ... CHI 3 P r e s s the INV s w i t c h and make sure that the CH2 s i g n a l r e p r e s e n t s the u n d e s i r e d components i n the reverse p o l a r i t y When the V MODE s w i t c h i s s e t to ADD i n these c o n d i t i o n s only the d e s i r e d s i g n a l components a r e displayed on the CRT CH Signal with undesired components ADD Signal without undesired component CH2 Undesired co...

Page 41: ... r i z o n t a l graduation l i n e s I t i s normally lined up on the OX graduation l i n e i f the s i g n a l i s p o s i t i v e Or i t i s 1 ined up on the 100 1ine i f the s i g n a l i s n e g a t i v e Once 1ined up the t r a c e p o s i t i o n becomes the r e f e r e n c e p o t e n t i a l so do not touch the POSITION control during measurement processes 3 Set the AC GND DC control to D...

Page 42: ...ake c e r t a i n t h a t t h e ground p o t e n t i a l s of both channels a r e always the same Cursor measurement CS 5230 5260 5270 1 Carry out steps 1 and 2 for measuring with the scale on the CRT 2 Press the CURSOR MODE switch to select the voltage measurement mode Align the A R E F cursor to the ground p o t e n t i a l 3 Set the AC GND DC control to DC Adjust the A cursor to the point to be...

Page 43: ... i s s e l e c t e d and accordingly the displayed data represents the percentage of the overshoot Figure 13 Measuring Voltage Ratio with Cursors 8 5 Measur i ng Signals with Low Frequency Components When the o s c i l l o s c o p e s AC GND DC c o n t r o l i s s e t to AC there i s a chance that e r r o r s may occur i n t h e v o l t a g e measurement T h i s inaccuracy i s caused by low range ...

Page 44: ...n Two Po i n t s When measuring time between two points measurements can be determined from SWEEP TIME DIV and horizontal distance 1 Display the waveform by a d j u s t i n g each c o n t r o l Set a l l the VARIABLE c o n t r o l s to the CAL p o s i t i o n 2 Use the P O S I T I O N c o n t r o l to br i n g one p o i n t to be measured i n l i n e w i t h a V e r t i c a l graduation l i n e Th...

Page 45: ...s div 1 08 ms I f the x 1 0 MAG function i s used Time between two points 5 4 d i v x O 2 ms div x 1 10 0 108 ms 108 0 s Cursor measurement CS 5230 5260 5270 1 Display the waveform to be measured i n an easy to see position 2 Press the CURSOR MODE switch to select the time and frequency mode Bring the AREF and A cursors i n contact with the points to be measured Read the measurement Measured value...

Page 46: ...ign the A R E F cursor to the t r a i l i n g edge of the square wave and the A c u r s o r to the leading edge 4 When the H VARI c o n t r o l i s s e t to UNCAL r a t i o p h a s e measurement i s s e l e c t e d and accordingly the displayed data represents the duty of the square wave 8 9 Measur i ng F r e q u e n c i e s Since the frequency i s found as a r e c i p r o c a l of a period measur...

Page 47: ...Cursor measurement CS 5230 5260 5270 1 Display the waveform to be measured in an easy to see position 2 Press the CURSOR MODE switch to select the time and frequency mode Bring the AREF and A cursors in contact with the points to be measured Read the measurement Measured value Figure 17 2 Measuring Frequency Cursor measurement Figure 17 1 Measuring Frequency 43 ...

Page 48: ...ION Measure the horizontal d i s t a n c e between the 10 and 90 p o i n t s The time i s found from the h o r i z o n t a l distance Rise time 3 When measuring high speed r i s e f a l l time you must a l l o w f o r the o s c i l l o s c o p e s inherent time f a c t o r The t r u e r i s e time f o r a measurement of 20 ns i s found as follows to Vt 2 m t 2 r tm A c t u a l l y measured value t...

Page 49: ...L Display the waveform i n an easy to see position with the SWEEP TIME DIV control Press the x 1 0 MAG switch i f necessary 2 Set the H MODE c o n t r o l to ALT or AFTER D Adjust the B SWEEP TIME DIV and DELAY POSITION controls so that the pulse edge to be measured i s intensity modulated NOTE 1 I f the m a g n i f i c a t i o n of A sweep and B sweep i s h i g h e r than s e v e r a l hundred m ...

Page 50: ... f e r e n c e s With the dual trace function phase d i f f e r e n c e can be measured between f o r example two sine wave s i g n a l s of i d e n t i c a l frequency 1 Apply two s i g n a l s to the respective INPUT terminals Adjust the VOLTS DIV and V VARI controls so that the two s i g n a l s have i d e n t i c a l amplitude 2 Adjust the SWEEP TIME DIV and H VARI c o n t r o l s so that one ...

Page 51: ...vation with the scale on the CRT 2 Adjust the SWEEP TIME DIV nad H VARI controls so that one period of the waveform i s 5 d i v 3 P r e s s the CURSOR MODE s w i t c h to s e l e c t the time and frequency mode A l i g n the A R E F c u r s o r and A c u r s o r to the corresponding p o i n t s of two waveforms Read the measurement Figure 2 0 2 Measuring Phase Difference Cursor measurement 47 1 cy...

Page 52: ... to obtain an acceptable display 4 I n phase d i f f e r e n c e measurement w i t h L i s s a j o u s p a t t e r n s measured v a l u e s wi11 not change by turning the V VARI control Use an easy to see d i s p l a y for measurement Figure 21 Measuring Phase Difference with Lissajous Patterns The following represent L i s s a j o u s patterns i n d i c a t i n g the presence of signal d i s t o ...

Page 53: ...represent L i s s a j o u s patterns when input frequency proportions are changed Figure 23 Lissajous Patterns when Frequency Proportions Are Changed 49 0 4 5 9 0 135 180 Frequency Proportion CH1 Y CH2 X1 1 1 1 2 1 3 ...

Page 54: ... o w i n g c a s e s a p p l y p l e a s e c o n t a c t y o u r d e a l e r or our d i s t r i b u t o r I t i s not c l e a r why the fuse has blown or the oscilloscope seems to be d e f e c t i v e The o s c i l l o s c o p e uses a time lag type fuse I f a time lag type fuse of the above shown r a t i n g i s not a v a i l a b l e Changing Voltage Select ion Remove the fuse holder and voltage ...

Page 55: ...corresponding four holes i n the mounting p l a t e F i x the mounting p l a t e to the o s c i l l o s c o p e case w i t h the four nylon r i v e t s and washers provided Be sure that the mount ing p l a t e i s i n the v e r t i c a l p o s i t i o n as shown i n F i g u r e 25 I n s e r t the grommet into the holes f i r s t then press the plungers When removing just pry the plungers out with ...

Page 56: ...ar why the fuse The oscilloscope uses a time lag type fuse I f a time lag type fuse of the above shown rating i s not available TV LINE from the composite video CORRECT TV LINE Horizontal synchronization pulses are extracted from the composite video signals and input to the trigger c i r c u i t ERROR 100 or 120 V 1 A Time lag 220 230 or 240 V 630 mA Time lag CORRECT 100 or 120 V 1 A 220 230 or 24...

Page 57: ...A product of KENWOOD CORPORATION 2 5 1 chortle Shibuya Shibuya ku Tokyo 150 Japan ...

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