Marca | Modelo (Chassis) | Sintoma | Causa | Solução | Por: |
---|---|---|---|---|---|
ITT | CVC20 | Cramping at top of picture. | NS phase coil L17A dry jointed or o/c. | ||
ITT | CVC20 | Brightness - alters tunning. | Decoder CMD10. | ||
ITT | CVC1215 CVC1210 CVC1215 | BANG THEN DEAD or Blows fuse at switch on | C701 ( 10uF ) 350v | ||
ITT | CVC1215 | White lines across picture | D404 , C406 , C404 , C415 , and other cons round TDA | ||
ITT | CVC1215 | Teletext break through. | D404 , C406 , C404 , C415 , & other cons around TDA. | ||
ITT | CVC1215 | Startup - slow with low voltages. | C733 ( 10u f ) , C728 ( 22u f ) , C614 ( 100u f ) | ||
ITT | CVC1215 | No startup. | R544 ( 560k ) o/c. | ||
ITT | CVC1215 | No sound | Fusible res adj to R1075 o/c; C1075 2200µ 25v s/c | ||
ITT | CVC1215 | Lines across centre of screen when cold | LOP Tr heatsink bad joints | ||
ITT | CVC1215 | Line collapse (faint) | C511 0.33µ burnt & o/c | ||
ITT | CVC1215 | Int width with bowing | LOP Tr heatsink bad joints | ||
ITT | CVC1215 | Int - startup. | C731 , 733 , 713 , 703 , 701 + add a1.8R in series +of D712 | ||
ITT | CVC1215 | Distortion across centre of picture. | Line transistor heatsink earth connection. | ||
ITT | CVC1215 | dead - smell of burning | 1A fuse o/c; LOP Tr BU208A leaky; HT now correct but other supplies low. Sound OK; No EHT/focus volts - T562 BD135 leaky | ||
ITT | CVC1215 | Dead - power supply buzzing. | R744 o/c ( safety component ) check R503. |