File name L03.2U.pdfColor Television
Chassis
L03.2U
AA
E_14560_000.eps 260204
Contents
Page
1. Technical Specifications, Connections, and Chassis Overview 2 2. Safety Instructions, Warnings, and Notes 4 3. Directions for Use 6 4. Mechanical Instructions 7 5. Service Modes, Error Codes, and Fault Finding 8 6. Block Diagrams, Test Point Overviews, and Waveforms Block Diagram 13 I2C and Supply Voltage Overview 14 Testpoint Overview Mono Carrier and CRT Panel 15 7. Circuit Diagrams and PWB Layouts Diagran Mono Carrier: Power Supply (A1) 16 Mono Carrier: Deflection (A2) 17 Mono Carrier: Tuner IF (A3) 18 Mono Carrier: Video Processing (A4) 19 Mono Carrier: Audio BTSC Stereo Decoder(A5) 20 Mono Carrier: Audio Ampl & Sound Proc. (A6) 21 Mono Carrier: Front I/O, Control & HP (A7) 22 CRT Panel (B) 27 8. Alignments 29 9. Circuit Descriptions, List of Abbreviations, and IC Data Sheets 36 Abbreviation List 39 IC Data Sheets 40 10. Spare Parts List 41 11. Revision List 44
PWB 23-26 23-26 23-26 23-26 23-26 23-26 23-26 28
© Copyright 2006 Philips Consumer Electronics B.V. Eindhoven, The Netherlands. All rights reserved. No part of this publication may be reproduced, stored in a retrieval system or transmitted, in any form or by any means, electronic, mechanical, photocopying, or otherwise without the prior permission of Philips.
Published by WS 0665 BG CD Customer Service
Printed in the Netherlands
Subject to modification
EN 3122 785 14561
EN 2
1.
L03.2U AA
Technical Specifications, Connections, and Chassis Overview
1. Technical Specifications, Connections, and Chassis Overview
Index of this chapter: 1.1 Technical Specifications 1.2 Connections 1.3 Chassis Overview 1.2.2 Rear Connections
1.1
1.1.1
Technical Specifications
Reception Tuning system Color systems Sound systems A/V connections Channel selections PLL NTSC M Mono, or BTSC with SAP NTSC M 181 Presets/ Channels : Full-Cable : 45.75 MHz : 75 ohm (F type), Coax : : : : : :
75 Ohm ANT.
E_14560_015.eps 260204
IF frequency Aerial input 1.1.2 Miscellaneous Audio output Mains voltage Mains frequency Ambient temperature Minimum air pressure Maximum humidity Power consumption Standby Power consumption
Figure 1-2 Rear Connections FM Ant 1 - F type
75 ohm, coax
D
: : : : : : : : : :
Mono: 1 Wrms Stereo: 2 x 1 Wrms 105 - 132 V (± 10 %) 50 / 60 Hz (± 5 %) + 5 to + 45 deg. C 60 kPa (=600 mBar) 90 % 36 W (13") to 50 W (20") <3W
1.2
1.2.1
Connections
Front Connections
INSTALL/MENU
INSTALL MENU POWER
- VOLUME +
CHANNEL
VIDEO
AUDIO L AUDIO R
CHANNEL - VOLUME + IR LED E_14560_014.eps 220304
Figure 1-1 Front Connections Headphone Bk - Headphone, 3.5 mm 8 - 600 / 4 mW Audio / Video In Ye - Video 1 Vpp / 75 ohm Wh - Audio L 0.2 Vrms / 10 kohm Rd - Audio R 0.2 Vrms / 10 kohm
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Technical Specifications, Connections, and Chassis Overview 1.3 Chassis Overview
L03.2U AA
1.
EN 3
B1
CRT PANEL
POWER SUPPLY DEFLECTION TUNER IF IF, VIDEO PROCESSING, CONTROL, AND SYNC. MONO CARRIER AUDIO BTSC STEREO DEC |