Kenwood CS-1720 Instruction Manual
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Kenwood CS-1720 Instruction Manual

Programmable oscilloscope 20 mhz dual trace, option remote controller
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C S - 1 7 2 0
2 0 MHz
DUAL T R A C E
P R O G R A M M A B L E O S C I L L O S C O P E '
OPTION
RT-1721
R E M O T E
C O N T R O L L E R
INSTRUCTION MANUAL

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Summary of Contents for Kenwood CS-1720

  • Page 1 C S - 1 7 2 0 2 0 MHz DUAL T R A C E P R O G R A M M A B L E O S C I L L O S C O P E ' OPTION RT-1721 R E M O T E...

  • Page 2: Table Of Contents

    CONTENTS GENERAL INTRODUCTION FEATURES SPECIFICATIONS PRECAUTIONS CONTROLS AND INDICATORS P R O G R A M M A B L E O S C I L L O S C O P E R E M O T E C O N T R O L L E R OPERATIONS O R D I N A R Y O S C I L L O S C O P E M A N U A L O P E R A T I O N...

  • Page 3: General Introduction

    GENERAL INTRODUCTION T h e C S - 1 7 2 0 i s a d u a l - t r a c e p r o g r a m m a b l e o s c i l l o s c o p e , b y s w i t c h i n g it o v e r t o t h e F R E E p o s i t i o n .

  • Page 4: Specifications

    SPECIFICATIONS C S - 1 7 2 0 PROGRAMMABLE OSCILLOSCOPE A c c u r a c y S a m e a s C H 2 v e r t i c a l a x i s A t t e n u a t i o n S a m e a s C H 2 v e r t i c a l a x i s CATHODE RAY TUBE (CRT) I n p u t r e s i s t a n c e...
  • Page 5 Trigger s e n s i t i v i t y 2 b l o c k ( C H 2 ) I n p u t c o u p l i n g A C / D C Minimum S y n c Voltage F r e q u e n c y range F r e q u e n c y range...
  • Page 6 P r o t e c t i v e c i r c u i t r y L o w b a t t e r y l e v e l i n d i c a t i o n T h e r m a l p r i n t e r ;...
  • Page 7 PREC UTIONS - N O T E 5 ) K e e p t h e b r i g h t n e s s c o n t r o l to t h e n e c e s s a r y m i n i m u m . B e f o r e u s i n g t h e o s c i l l o s c o p e C S - 1 7 2 0 , c h e c k t h e 6 ) D o n o t l e a v e t h e C S - 1 7 2 0 for a n y l e n g t h of t i m e w i t h p o w e r...

  • Page 8: Controls And Indicators

    CONTROLS AND INDICATORS P R O G R A M M A B L E O S C I L L O S C O P E C S - 1 7 2 0 < F R O N T P A N E L > V O L T S / D I V V O L T S / D I V V e r t i c a l a t t e n u a t o r f o r C H 2 , h a v i n g t h e s a m e f u n c t i o n...
  • Page 9 d i s p l a y e d , in s i n g l e t r a c e . W h e n C H 2 I N V ( 2 0 ) S O U R C E is s e t , t h e d i f f e r e n c e is d i s p l a y e d in s i n g l e S e l e c t s s w e e p t r i g g e r s o u r c e .
  • Page 10 M A N U A L {ML): T r i g g e r i n g l e v e l c a n be a d j u s t e d b y + : F o r p o s i t i v e p o l a r i t y s y n c s i g n a l ( S y n c T R I G L E V E L ( 6 0 ) .
  • Page 11 v e r t i c a l s w e e p p o s i t i o n . T h e p r e s e t d i s t a n c e w i l l not ( 3 3 ) G A I N P R E S E T c h a n g e...
  • Page 12 ( 3 8 ) E X T I/O ( 4 3 ) S W E E P O U T ( O P T I O N A L ) C o n n e c t i n g s o c k e t f o r o p t i o n a l...

  • Page 13: R E M O T E C O N T R O L L E

    R E M O T E C O N T R O L L E R : RT-1721 (OPTION) < R E M O T E O P E R A T I O N S E C T I O N > ( 5 1 ) G A I N PUSH P R E S E T t i o n it b e c o m e s t h e X - a x i s a t t e n u a t i o n f i n e a d j u s t -...
  • Page 14 g r a m m e c o n t e n t s . S T R T : S t a r t s t e p s e t u p k e y . U s e d f o r s e t t i n g <...

  • Page 15: Ordinary O S C I L L O S C O P E M A N U A L

    OPERATIONS INITIAL S T A R T I N G P R O C E D U R E C R T in p r e p a r a t i o n for w a v e f o r m o b s e r v a t i o n . S e t t h e c o n - T h i s p r o c e d u r e i s u s e d t o s t a n d a r d i s e t h e initial s e t t i n g of t r o l s a s in t h e d i a g r a m m e , r e f e r r i n g t o t h e s e c t i o n o n p a n e l c o n t r o l s a n d i n d i c a t o r s f o r n e c e s s a r y e x p l a n a t i o n s .

  • Page 16: T R I G G E R I N G O P E R A T I O

    < TRIGGERING OPERATION > S O U R C E S E P A - V E R T I ^ \ ^ V E R T M O D E C H 2 L I N E , E X T In o r d e r t o o b s e r v e t h e i n p u t s i g n a l w a v e f o r m , a c o r r e c t R A T E C A L M O D E...

  • Page 17: S W E E P M A G N I F I C A T I O

    < SWEEP MAGNIFICATION > 2) RESET/STOP If a p a r t of t h e t r a c e w e r e e n l a r g e d o n t h e s c r e e n , t h a t p a r t B a s i c a l l y t h i s k e y r e t u r n s t h e p r o g r a m m e t o t h e S T A R T w h i c h i s s e l e c t e d f o r c l o s e o b s e r v a t i o n m i g h t be o f f...
  • Page 18 7 ) PRINT 13) END O p e r a t e s t h e p r i n t e r , T P - 1 7 2 4 , a n d t h e p r o g r a m m e d a t a E n d s t e p s e q u e n c e k e y .

  • Page 19: P R O G R A M M E O P E R A T I O

    HI) START - END STEP Reading out 2. PROGRAMME OPERATION a) S T E P S E Q U E N C E s e l e c t i o n R e f e r r i n g t o t h e s e c t i o n o n m a n u a l o s c i l l o s c o p e o p e r a t i o n , F r o m A t o D k e y s s e l e c t t h e k e y t o b e r e a d , a n d p u s h it.

  • Page 20: Operation Of Option

    VI) Manual Operation of CS-1720 Oscilloscope o s c i l l o s c o p e in t h e A C p o s i t i o n .
  • Page 21 VI) Step Control Operation from External BCD Signal In b o t h t r a n s f e r m o d e s , t h e p r o g r a m m e c o n t e n t s of t h e t r a n s f e r r i n g u n i t...

  • Page 22: Circuit Description

    CIRCUIT DESCRIPTION R e f e r t o b l o c k d i a g r a m m e . VERTICAL AND HORIZONTAL LOGIC UNITS T h e v e r t i c a l a n d h o r i z o n t a l l o g i c u n i t s r e l a y t h e l o g i c s i g n a l s CENTRAL PROCESSING UNIT, I/O CIRCUIT f r o m t h e C S - 1 7 2 0 c o n t r o l p a n e l , t h e r e m o t e c o n t r o l unit T h e C S - 1 7 2 0 o s c i l l o s c o p e p r o g r a m m a b l e s e c t i o n is t o t a l l y...

  • Page 23: B L O C K D I A G R A

    BLOCK DIAGRAM...

  • Page 24: Maintenance

    MAINTENANCE REMOVAL OF THE C A S E REMOVAL OR REPLACEMENT OF THE CRT 1 . R e m o v e t h e f o u r phillips s c r e w s h o l d i n g t h e c a b l e w r a p s 1 .
  • Page 25 REPLACEMENT OF SWITCHING POWER SUPPLY REPLACING THE BATTERY T h e s w i t c h i n g p o w e r s u p p l y i s in a s h i e l d c a s e a t t h e l o w e r If t h e S T E P L E D s f l a s h o n a n d o f f , it is a n i n d i c a t i o n t h a t t h e r e a r of t h e C S - 1 7 2 0 .
  • Page 26 OPTION T h e f o l l o w i n g a c c e s s o r i e s a r e a v a i l a b l e for m o r e s o p h i s t i c a t e d o p e r a t i o n of t h e CS-1 7 2 0 . PROBE SELECTOR R U - 1 7 2 2 5 inputs x 2 c h a n n e l E X T X...
  • Page 27 M E M O :...
  • Page 28 A p r o d u c t KENWOOD CORPORATION 1 7 - 5 , 2 - c h o m e , S h i b u y a , S h i b u y a - k u , T o k y o 1 5 0 , J a p a n...

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Rt-1721

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