Kenwood CS-1720 Instruction Manual
< TRIGGERING O P E R A T I O N >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 tt r i g g e r s i g n a l i s n e c e s s a r y . T h e r e a r e t w o p o s s i b l e t y p e s oft r i g g e r ; o n e is t h e i n t e r n a l t r i g g e r , w h e r e t h e s i g n a l i s inter-n a l , a n d t h e o t h e r i s a n e x t e r n a l t r i g g e r , w h e r e t h e t r i g g e rs i g n a l i s a p p l i e d t o t h e e x t e r n a l t r i g g e r i n p u t t e r m i n a l ; T h i ss i g n a l m u s t h a v e a t i m e or f r e q u e n c y r e l a t i o n s h i p t o t h es i g n a l b e i n g o b s e r v e d t o s y n c h r o n i z e t h e d i s p l a y .1) A c o m b i n a t i o n of S O U R C E a n d v e r t i c a l M O D E s e t t i n g sd e c i d e s w h i c h s i g n a l i s t h e t r i g g e r s i g n a l , a s s h o w n inT a b l e 1 .S O U R C EV E R T > \M O D EV E R T M O D EC H 1 C H 2 LINE E X TS O U R C EV E R T > \M O D EE X C L U D I N GV E R T M O D E V I D E O C H 1 C H 2 LINE E X Tc m C H 1 C H 1c m C H 2 LINE E X TC H 2 C H 2 C H 2c m C H 2 LINE E X TA L T C H 1 : C H 1C H 2 : C H 2c ms e e note (1) c m C H 2 LINE E X TC H O P s e e note (2)c m C H 2 LINE E X TA D D ( C H 1 + C H 2 ) | ( C H 1 + C H 2 )c m C H 2 LINE E X TT a b l e 1 Relation b e t w e e n V e r t i c a l M O D E a n d S O U R C EN o t e 1) In t h e c a s e o f V I D E O F R A M E , t h e a l t e r n a t et r a c e s o f C H 1 a n d C H 2 a p p e a r o n t h es c r e e n , b u t b o t h C H 1 a n d C H 2 d i s p l a y s a r et r i g g e r e d w i t h C H 1 s i g n a l o n l y .N o t e 2 ) A s t h e C H O P c h a n g e - o v e r s i g n a l b e c o m e st h e t r i g g e r s i g n a l , t r i g g e r i n g i s n o t p r o p e r l yc a r r i e d o u t . In t h i s c a s e , s e t S O U R C E e x -c l u d i n g V E R T M O D E .2 ) A f t e r s e t t i n g S O U R C E , s e l e c t M A N U A L (ML) ofF I X / M A N U A L ( 2 4 ) a n d t u r n T R I G L E V E L ( 6 0 ) t o s e l e c t et h e t r i g g e r p o i n t . A l t e r n a t e l y , b y s e l e c t i n g F I X U , t r i g -g e r i n g i s a u t o m a t i c a l l y f i x e d in t h e c e n t e r of t h ew a v e f o r m .3 ) B y pulling t h e T R I G L E V E L c o n t r o l t o o u t w a r d , N O R M A Lo p e r a t i o n i s s e l e c t e d , u n d e r w h i c h t r i g g e r i n g i s n o ta u t o m a t i c , s o t h a t in t h e c a s e o f n o t r i g g e r s i g n a l or t h et r i g g e r l e v e l i s t o o l o w , no t r a c e w i l l a p p e a r . T a b l e 2s h o w s t h e r e l a t i o n b e t w e e n F I X / M A N U A L a n dA U T O / N O R M A L .~ ~ ~ ~ ~ ~ - - ~ - ~ - - - _ _ T R I G L E V E LF I X / M A N U A L " A U T O ( P U S H ) N O R M A L ( P U L L )F I X A u t o s w e e pL e v e l fixTriggered s w e e pL e v e l adjustableM A N U A L A u t o s w e e pL e v e l adjustableTriggered s w e e pL e v e l adjustableT a b l e 2 T h e Relation b e t w e e n F I X / M A N U A L a n dA U T O / N O R M A L< S Y N C POLARITY >S L O P E ( 2 3 ) s e t s t h e s y n c p o l a r i t y of C H 1 + / - , C H 2 + / - .In t h e c a s e o f V I D E O F R A M E , o d d a n d e v e n f i e l d s c a n bes e l e c t e d .S E P A -R A T ES O U R C EV E R T I ^ \ ^C A L M O D EV E R T M O D E cm C H 2 L I N E , E X Tcm M a i n : C H 1 + / - M a i n : C H 1 + / -O Ncm S u b : C H 2 + / -cm +/- C H 2 + / - S u b : C H 2 + / -C H 2 M a i n : C H 2 + / -S u b : C H 1 + / -cm +/- C H 2 + / -M a i n : C H 2 + / -S u b : C H 1 + / -C H 1 C H 1 + / - cm +/-C H 2 C H 2 + / - C H 2 + / -O F F A L T C H 1 : C H 1 + / -C H 2 : C H 2 + / - C H 1 + / - C H 2 + / - C H 1 : C H 1 + / -C H 2 : C H 2 + / -C H O P C H 1 + / -A D D C H 1 + / -C H 1 + / -T a b l e 3 S y n c Polarity< VIDEO S Y N OW h e n C O U P L I N G ( 2 1 ) s w i t c h i s in t h e V I D E O , t h e s y n c iso n t h e V I D E O s i g n a l . '1 ) W h e n V I D E O P O L A R I T Y ( 2 2 ) s w i t c h i s in t h e V I D E OL I N E , t h e t r i g g e r s i g n a l i s t h e h o r i z o n t a l s y n c s i g n a l ( T V .H) o n t h e V I D E O s i g n a l .W h e n V I D E O P O L A R I T Y s w i t c h i s in t h e F R A M E , t r i g -g e r i n g i s c a r r i e d o u t b y v e r t i c a l s y n c s i g n a l ( T V . V ) o nt h e V I D E O s i g n a l .2 ) A c c o r d i n g t o t h e w a v e f o r m o f t h e V I D E O i n p u t s i g n a ls e l e c t V I D E O P O L A R I T Y L I N E ( + / - ) or F R A M E ( + / - )d e p e n d i n g o n t h e p o l a r i t y o f t h e s y n c s i g n a l . W h e nV I D E O F R A M E i s s e l e c t e d , o d d a n d e v e n f i e l d s c a n bes e t b y S L O P E ( 2 3 ) C H 1 + / - or C H 2 + / - . T h e p o l a r i t yo f t h e o b s e r v e d w a v e f o r m m a y be r e v e r s e d w h e n m o v -ing f r o m o n e m o n i t o r i n g point t o a n o t h e r ; T h e r e f o r e , itm a y be n e c e s s a r y t o s w i t c h f r o m V I D E O P O L A R I T Y +t o - (or — t o + ) or v i c e v e r s a .3 ) F i e l d s e l e c t i o n in s i n g l e t r a c e o b s e r v a t i o n .S e t S O U R C E in C H 1 or V E R T M O D E , a n d s y n c h r o n i z et h e input V I D E O s i g n a l f o r C H 1 . N o w o d d a n d e v e nf i e l d s c a n be s e l e c t e d u s i n g S L O P E C H 1 + / — . F o r C H 2 ,S L O P E C H 2 + / - c h a n g e s t h e f i e l d .4 ) F i e l d s e l e c t i o n in d u a l t r a c e o p e r a t i o n .• W h e n S O U R C E i s s e t t o V E R T M O D E , v e r t i c a l M O D E t oA L T , a n d t h e s a m e s i g n a l i s a p p l i e d t o C H 1 a n d C H 2 ,t h e i n p u t s i g n a l of C H 1 w i l l b e t h e t r i g g e r s i g n a l . N o wo d d or e v e n f i e l d c a n b e s e l e c t e d u s i n g S L O P E C H 1 + / -or C H 2 + / - r e s p e c t i v e l y . W h e n C H 1 + / C H 2 - orC H 1 - / C H 2 + i s s e t , it is p o s s i b l e t o v i e w o d d a n d e v e nf i e l d s s i m u l t a n e o u s l y .• W h e n S O U R C E i s s e t t o V E R T M O D E a n d C H 1 S E Pm o d e i s s e l e c t e d , S L O P E is C H 1 + / — o n t h e m a i n a n dC H 2 + / - o n s u b . O d d or e v e n f i e l d c a n be s e l e c t e dr e s p e c t i v i l y . In t h e c a s e o f C H 2 S E P m o d e , S L O P E isC H 2 + / - o n m a i n a n d C H 1 + / - o n s u b . W h e nC H 1 + / C H 2 - or C H 1 - / C H 2 + i s s e t , it i s p o s s i b l e t ov i e w o d d a n d e v e n f i e l d s s i m u l t a n e o u s l y .16 |
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