THOMSON DPL 550 HT - Service Manual

WARNING : Before servicing this chassis read the safety recommendations.
ATTENTION : Avant toute intervention sur ce châssis, lire les recommandations de sécurité.
ACHTUNG : Vor jedem Eingriff auf diesem Chassis, die Sicherheitsvorschriften lesen.
ATTENZIONE : Prima di intervenire sullo chassis, leggere le norme di sicurezza.
IMPORTANTE : Antes de cualquier intervención, leer las recomendaciones de seguridad.
Type of set : Stereo pre-main amplifier
Type d'appareil : Préampli-ampli stéréophonique
Geräteart : Stéreo-Vollverstärker
Tipo d'apparecchio : Preamplificatore-amplificatore stereofonico
Tipo de aparato : Préamplificador-amplificador estereof ó nico
Power supply :
Alimentation :
Stromversorgung : ~ 230 V - 50Hz
Alimentazione :
Alimentación :
FM - MF : 87,5 - 108 MHz
MW - PO : 522 - 1620 kHz
LW - GO : 153 - 279 kHz
Frequency response :
Courbe de réponse : Front amp 15Hz - 70 kHz
Frequenzgang : Rear amp 120Hz - 7kHz
Curva di risposta : Sub woofer amp 20Hz - 70kHz
Curva de respuesta :
Total harmonic distorsion :
Distorsion harmonique :
Klirrfaktor : 0,2 % (-6 dB 1kHz)
Distorsione armonica :
Distorsión armónica :
430 mm 140 mm 350 mm 10 kg
Nominal output power :
Puissance nominale de sortie :
Nennausgangsleistung : 5 x 50 W
Potenza nominale di uscita : +1 x 50 W
Potencia nominal de salida :
Sensitivity :
Sensibilité : FM - MF : 6 µV (S/N = 26 dB)
Empfindlichkeit : MW - PO : 600 µV/m (S/N = 20 dB)
Sensibilità : LW - GO : 1500 µV/m (S/N = 20 dB)
Sensibilidad :
Signal to noise ratio :
Rapport signal / bruit :
Geräuschspannungsabstand : 65 dB à 1kHz
Rapporto segnale / disturbo :
Relación señal / ruido :
Stereo separation :
Diaphonie :
Übersprechdämpfung : 60 dB à 1kHz
Diafonia :
Diafonía :
Technical data - Caractéristiques principales
Technische Daten - Dati tecnici - Caracteristicas del aparato
SERVICE MANUAL
DOCUMENTATION TECHNIQUE
TECHNISCHE DOKUMENTATION
DOCUMENTAZIONE TECNICA
DOCUMENTACION TECNICA
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Vervielfältigungen - auch auszugsweise - nur mit unserer vorherigen Zustimmung zulässig. Alle Rechte vorbehalten. • I diritti di riproduzione, di traduzione, e esecuzione sono riservati per tutti i paesi. • Derechos de reproduccion, de traduccion, de adaptacion y de ejecucion reservados para todos los paises.
Code : 351 293 20 - 0800 / 2,7M - Print. - PAV 5005R/5005
AUDIO
DPL 500
DPL 550 HT
*PC: The version code is indicated either in the battery compartment or on the back of the unit - ce code version est indiqué dans le compartiment à piles ou au dos de l’appareil - PC: Version des Geräts wird im Batteriefach oder auf der
Rückseite angegeben - il codice della versione è indicado nello scompartimento delle batterie o sul retro dell’apparecchio - el código de la versión está indicado en el compartimento de las pilas o en la parte trasera del aparato.
Version (PC*): A
Input sensitivity
Sensibilité des entrées
Eingangsempfindlichkeit 200mV
Sensibilità dei ingresso
Sensibilidad de las entradas
www.freeservicemanuals.info
Digitized in Heiloo Netherland

Summary

Technical Data and Specifications

Audio Performance Metrics

Safety Precautions

Important safety warning before servicing the chassis.

Interconnection Wiring Diagram

Board Connectivity Overview

Main and Amplifier Board Connections

Details the primary connections for the Main and Amplifier circuit boards.

AC3;DTS and Front Display Connections

Functional Block Diagram

Tuner and CPU Blocks

Audio Processing and Decoding

Outlines blocks for audio processing, codec, and AC3/DTS decoding.

Power Supply and Amplification

Illustrates the power supply and amplifier stages within the system.

RF and IF Section Schematic

FM Front End and Tuner Circuits

Provides the schematic for the FM front end pack and tuner module.

IF, MPX, and RDS Component Schematics

Main PCB Component Layout

Component Side Layout

Solder Side Layout

Main Schematic Diagram

Core Processing and Power Sections

Covers the main, processor, AC-3/DTS, and power supply sections of the schematic.

Input;Output and Front Panel Sections

Amplifier and Speaker Sections

Illustrates the amplifier board and speaker board schematics.

Input;Output Schematic Details

Audio and Video Input Sources

Details schematics for CD, Tape, TV, DVD, SAT, VCR, C-VIDEO, and S-VIDEO inputs.

Connectivity Ports and Speaker Outputs

Amplifier and Volume PCB Layouts

Amplifier Board Component Layout

Amplifier Circuit Schematics

Main Amplifier Channels

Details the schematics for the stereo left, center, stereo right, and LFE amplifier channels.

Input and Output Stages

Digital Processing Schematics

AC-3;DTS Processing Block

Outlines the schematic for the AC-3/DTS digital processing unit.

Digital Signal Processing and Outputs

Details the DSP blocks and analog output stages of the digital processing section.

Digital Processing PCB Layout

Top and Bottom Component Layout

Parts List and Component Identification

Module Identification and Part Numbers

Detailed Component Part Numbers

THOMSON DPL 550 HT Specifications

General

Brand	THOMSON
Model	DPL 550 HT
Category	Amplifier
Language	English