color television - diagramasde.com - diagramas …diagramasde.com/diagramas/otros2/parker tv...
TRANSCRIPT
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Color Television
Training Manual
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CONTENIDO
• Diagrama de Bloques del TV• Etapa de Fuente de Alimentación• Etapa de Control y Jungla C/Y• Etapa Vertical• Etapa de Alto Voltaje (FBT)• Etapa de Audio• Modo de Servicio y Ajustes
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Diagrama de Bloques del TV
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Etapa de Fuente de Alimentación
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Convertidor Cuasi-Resonante (QRC)
• Baja emisión electro-magnética (EMI)• Alta eficiencia en la conversión de potencia
comparada con un convertidor convencional Hard-Switched con frecuencia fija de conmutación.
• Reducción de cantidad y tamaño de componentes
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• Controlador integrado PWM y FET interno• Oscilador de frecuencia fijo• Control de temperatura interno• Protección contra sobre-corriente (OLP)• Protección contra sobre-voltaje (OVP)
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Regulador de Voltaje FSCQ1265RT
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Etapa de Control y Jungla C/Y
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Circuito de Control y Jungla C/Y
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Etapa Vertical
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Circuito Integrado Vertical LA78041
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Etapa de Alto Voltaje (FBT)
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Etapa de Audio
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Circuito de Audio AN7522
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Modo de Servicio (KVP2935F)
• Con el control remoto (RC-A23), presione DISPLAY, MUTE, MUTE, MUTE , así entra al Service Mode
• CH+ / CH- : para seleccionar el ítem• VOL+ / VOL- : para cambiar el valor o dato • SLEEP: para avanzar páginas• MUTE: para salir del modo de servicio
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TV`s PARKER