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Philips L01.1E User Manual

Philips L01.1E
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Published by RB 0166 Service PaCE Printed in the Netherlands Subject to modification
3122 785 11110
©
Copyright 2001 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.
Colour Television Chassis
L01.1E
AA
(LARGE SCREEN)
CL16532008_035.eps
160501
Contents Page Contents Page
1. Technical Specifications, Connections and
Chassis Overview 2
2. Safety & Maintenance Instructions, Warnings
and Notes 4
3. Directions for Use 5
4. Mechanical Instructions 9
5. Service Modes, Error Codes and Faultfinding 10
6. Block Diagram, Testpoints, I
2
C And Supply
Voltage Overview
Block Diagram 19
Testpoint Overview 20
I
2
C And Supply Voltage Overview 21
7. Electrical Diagrams and PWB’s Diagram PWB
Power Supply (Diagram A1) 22 36-41
Line Deflection (Diagram A2) 23 36-41
Diversity Tables A2, A9, A12 24
Frame Deflection (Diagram A3) 25 36-41
Tuner IF (Diagram A4) 26 36-41
Video IF and Sound IF (Diagram A5) 27 36-41
Synchronization (Diagram A6) 28 36-41
Control (Diagram A7) 29 36-41
Audio Amplifier (Diagram A8) 30 36-41
NICAM (Stereo/SAP) Decoder (Diagram A9) 31 36-41
Audio/Video Source Switching (Diagram A10) 32 36-41
Front I/O + Control, Headphone(Diagram A12) 33 36-41
Rear I/O SCART (Diagram A14) 34 36-41
Tilt and Rotation (Diagram A15) 35 36-41
CRT (Diagram B1) 42 44
SCAVEM (Diagram B2) 43 39
Side AV and Headphone (Diagram C) 45 45
Side AV and Headphone (Diagram E1) 46 46
Top Control (RF) (Diagram T) 47 47
Top Control (FSQ) (Diagram T1) 48 48
8. Alignments 49
9. Circuit Description 56
List of Abbreviations 65
10 Spare Parts List 67

Table of Contents

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Philips L01.1E Specifications

General IconGeneral
BrandPhilips
ModelL01.1E
CategoryTV
LanguageEnglish

Summary

Technical Specifications, Connections and Chassis Overview

Technical Specifications

Details on reception systems, tuning, colour, sound, and A/V connections.

Connections

Describes side (or front) connections and top (or front) control interfaces.

Chassis Overview

Overview of the main chassis panels and their connectivity.

Safety & Maintenance Instructions, Warnings, and Notes

Safety Instructions For Repairs

Safety regulations and precautions for performing repairs on the TV.

Maintenance Instructions

Recommended maintenance intervals and inspection procedures.

Warnings

Important warnings regarding high voltage, ESD, and picture tube discharge.

Directions for Use

Installing your television set

Guidance on positioning the TV, making connections, and initial setup.

Remote control keys

Overview and explanation of the functions of the remote control buttons.

Directions for Use

Quick installation

Steps for automatic TV tuning and program storage.

Manual store

Step-by-step guide for manually storing TV programs.

Using the radio

Instructions for switching to radio mode and tuning stations.

Directions for Use

Picture settings

How to adjust picture parameters like brightness, colour, contrast, sharpness.

Sound adjustments

How to adjust sound parameters like treble, bass, balance, and volume.

Feature settings

Adjusting contrast+, NR, timer, child lock, and parental control.

Directions for Use

Teletext

Instructions for using the teletext service, including page selection and favourite pages.

16:9 Formats

Explanation of different screen aspect ratio modes like 4:3, Zoom, and Widescreen.

Directions for Use

Connecting peripheral equipment

Guide to connecting video recorders, other equipment, amplifiers, and headphones.

VCR key

Using the remote control to operate VCR functions.

Mechanical Instructions

Rear Cover Removal

Step-by-step instructions for removing the rear cover of the TV.

Service Position Main Panel

Procedures for placing the main panel in a service position.

Mechanical Instructions

Side I/O Panel Removal (if present)

Instructions for removing the side Input/Output panel.

Rear Cover Mounting

Steps for properly mounting the rear cover after service.

Service Modes, Error Codes and Fault Finding

Test Points

Overview of test points on circuit assemblies for diagnostics.

Service Modes

Introduction to Service Default Mode (SDM) and Service Alignment Mode (SAM).

Service Modes, Error Codes and Fault Finding

Service Default Mode (SDM)

Purpose, specifications, and entry method for SDM.

Service Alignment Mode (SAM)

Purpose, specifications, and navigation for SAM.

Service Modes, Error Codes and Fault Finding

Customer Service Mode (CSM)

Purpose, entry, and exit procedures for CSM.

Problems and Solving Tips (Related To CSM)

Troubleshooting common picture and sound problems using CSM.

Service Modes, Error Codes and Fault Finding

ComPair

Introduction and specifications for ComPair diagnostic software.

Error Buffer

Information on the error code buffer and how to read it.

Service Modes, Error Codes and Fault Finding

How to Read the Error Buffer

Methods for accessing and displaying error codes from the buffer.

How to Clear the Error Buffer

Procedures for clearing the error code buffer.

Error Codes

Table listing error codes, their descriptions, and related components.

Service Modes, Error Codes and Fault Finding

The Blinking LED Procedure

Using the front LED to display error codes, useful when there is no picture.

Repair Tips

Common failure symptoms and suggested repair tips for diagnosis.

Block Diagram, Testpoints, I2C and Supply Voltage Overview

Block Diagram

Overall block diagram of the TV chassis showing interconnected functional blocks.

Testpoint Overview

Diagrams and descriptions of test points on the main and CRT panels.

Block Diagram, Testpoints, I2C and Supply Voltage Overview

I2C and Supply Voltage Diagram

Diagram showing I2C bus interconnections and supply voltage distribution.

Schematics and PWB's

Large Signal Panel: Power supply

Schematic diagram for the power supply unit (A1).

Diversity Table A1

Table showing component variations for the power supply based on TV model.

Schematics and PWB's

Large Signal Panel: Line Deflection

Schematic diagram for the line deflection circuit (A2).

Diversity Table A2

Component variations for the line deflection circuit by TV model.

Schematics and PWB's

Diversity Table A9

Component variations for the NICAM/2CS/BTSC decoder by TV model.

Diversity Table A12

Component variations for the front I/O and headphone panel by TV model.

Schematics and PWB's

Large Signal Panel: Frame Deflection

Schematic diagram for the frame deflection circuit (A3).

Diversity Table A3

Component variations for the frame deflection circuit by TV model.

Schematics and PWB's

Large Signal Panel: Tuner I/F

Schematic diagram for the tuner and IF processing circuit (A4).

Diversity Table A4

Component variations for the tuner IF circuit by TV model.

Schematics and PWB's

Large Signal Panel: Video IF + Sound IF

Schematic diagram for Video IF and Sound IF processing (A5).

Diversity Table A5

Component variations for Video IF + Sound IF by TV model.

Schematics and PWB's

Large Signal Panel: Synchronisation

Schematic diagram for the synchronisation circuit (A6).

Diversity Table A6

Component variations for the synchronisation circuit by TV model.

Schematics and PWB's

Large Signal Panel: Control

Schematic diagram for the control circuit (A7).

Diversity Table A7

Component variations for the control circuit by TV model.

Schematics and PWB's

Large Signal Panel: Audio Amplifier + Mono Sound Processing

Schematic diagram for the audio amplifier and mono sound processing (A8).

Diversity Table A8

Component variations for the audio amplifier by TV model.

Schematics and PWB's

Large Signal Panel: NICAM + 2CS + BTSC (Stereo / SAP Decoder)

Schematic diagram for the NICAM/2CS/BTSC decoder (A9).

Schematics and PWB's

Large Signal Panel: Audio / Video Source Switching

Schematic diagram for the audio/video source switching circuit (A10).

Diversity Table A10

Component variations for the source switching circuit by TV model.

Schematics and PWB's

Large Signal Panel: Front I/O + Front Control + Headphone

Schematic diagram for the front I/O, control, and headphone panel (A12).

Schematics and PWB's

Large Signal Panel: Rear I/O SCART

Schematic diagram for the rear I/O SCART connectors (A14).

Schematics and PWB's

Large Signal Panel: Tilt and Rotation Panel

Schematic diagram for the tilt and rotation panel (A15).

Diversity Table A15

Component variations for the tilt and rotation panel by TV model.

Schematics and PWB's

Layout Large Signal Panel (Top View)

Component layout diagram for the large signal panel (top view).

Schematics and PWB's

Layout Large Signal Panel (Mapping Top View and Overview Bottom View)

Component layout mapping for the large signal panel (top and bottom views).

Schematics and PWB's

Layout Large Signal Panel (Part 1 Bottom View)

Component layout diagram for Part 1 of the large signal panel (bottom view).

Schematics and PWB's

Layout Large Signal Panel (Part 2 Bottom View)

Component layout diagram for Part 2 of the large signal panel (bottom view).

Schematics and PWB's

Layout Large Signal Panel (Part 3 Bottom View)

Component layout diagram for Part 3 of the large signal panel (bottom view).

Schematics and PWB's

Layout Large Signal Panel (Part 4 Bottom View)

Component layout diagram for Part 4 of the large signal panel (bottom view).

Schematics and PWB's

CRT Panel

Schematic diagram for the CRT panel (B1).

Diversity Table B1

Component variations for the CRT panel by TV model.

Schematics and PWB's

SCAVEM Panel

Schematic diagram for the SCAVEM panel (B2).

Diversity Table B2

Component variations for the SCAVEM panel by TV model.

Schematics and PWB's

Layout CRT and SCAVEM Panel (Top View)

Component layout diagram for the CRT and SCAVEM panels (top view).

Layout CRT and SCAVEM (Bottom View)

Component layout diagram for the CRT and SCAVEM panels (bottom view).

Schematics and PWB's

Side AV + HP Panel

Schematic diagram for the side AV and headphone panel (C).

Layout Side AV + HP Panel (Top View)

Component layout diagram for the side AV and headphone panel (top view).

Schematics and PWB's

Side AV Panel + Headphone

Schematic diagram for the side AV and headphone panel (E1).

Layout Side AV Panel + Headphone (Top View)

Component layout diagram for the side AV panel and headphone (top view).

Schematics and PWB's

Top Control Panel (RF)

Schematic diagram for the top control panel (RF) (T).

Layout Top Control Panel (RF)

Component layout diagram for the RF top control panel.

Schematics and PWB's

Top Control Panel (FSQ)

Schematic diagram for the top control panel (FSQ) (T1).

Layout Top Control Panel (FSQ)

Component layout diagram for the FSQ top control panel.

Alignments

General Alignment Conditions

Conditions required for performing electrical adjustments and alignments.

Hardware Alignments

Procedures for hardware adjustments like Vg2 and focus.

Alignments

Software Alignments and Settings

Overview of software alignments available in SAM.

Options

Explanation of option bytes (OB1-OB7) and their settings.

Alignments

Option Byte 1 (OB1)

Definitions for option bits related to China, Virgin Mode, UK PNP, ACI, ATS, LNA, FM Radio, Philips Tuner.

Option Byte 2 (OB2)

Definitions for option bits related to Hue, Color Temp, Contrast+, and Tilt.

Alignments

OP30: AVL

Option setting for Automatic Volume Level functionality.

OP32: WIDE_SCREEN

Option setting for Wide Screen software usage.

OP43: STEREO_NICAM_2CS

Option setting for EU/AP PAL stereo system with MSP 3415.

Alignments

Tuner

Alignment procedures for Tuner, IFPLL, AFW, AGC, YD, CL, AFA/AFB.

AGC (AGC take over point)

How to adjust AGC value for optimal video input.

Alignments

White Tone

Adjusting black cutoff level for Normal, Cool, and Warm color temperatures.

Geometry

Aligning picture geometry parameters like horizontal and vertical adjustments.

Alignments

DEFAULT GEOMETRY VALUES (L01 LARGE SCREEN)

Table of default geometry values for different screen sizes.

Audio

Default audio settings and alignment values.

Circuit Description

Introduction

Overview of the L01 chassis, its architecture, and main components.

Audio Signal Processing

Description of audio signal paths for mono and stereo sound.

Circuit Description

Video Signal Processing

Overview of the video signal processing path.

RF Signal Processing

Process of RF signal reception, amplification, and IF development.

Circuit Description

RGB Control

How picture parameters are adjusted and cut-off stabilisation is achieved.

Deflection

Description of horizontal and vertical deflection systems.

Circuit Description

Horizontal Drive

How the horizontal drive signal is generated and controlled.

Vertical Drive

Vertical synchronisation and drive signals for the vertical deflection amplifier.

Deflection Corrections

Explanation of linearity correction, Mannheim Effect, and S-Correction.

Circuit Description

Power Supply

Description of the Switching Mode Power Supply (SMPS).

Power Supply Introduction

Overview of the SMPS, its benefits, and operation.

Circuit Description

Derived Voltages

Voltages supplied by the secondary windings of T5520 and LOT.

Basic IC Functionality

Explanation of Quasi-Resonant behaviour and frequency characteristics.

Circuit Description

Safe-Restart Mode

Mode to prevent component damage during fault conditions.

Standby

Conditions under which the set enters Standby mode.

Circuit Description

Protection Events

Overview of SMPS protection features.

Over Voltage Protection

Protects output voltage by averaging and switching off the MOSFET.

Over Current Protection

Limits 'sense' voltage on pin 5 to protect against over-current.

Circuit Description

Control

How the microprocessor controls the TV functions.

I2C-Bus

How the microprocessor communicates with external devices via I2C-bus.

In- and Output Selection

Control lines for input/output selection (STATUS1, STATUS2).

Circuit Description

Power Supply Control

Signals controlling the power supply (Stdby_con, POWER_DOWN).

Tuner IF

How UOC pin 3 selects the appropriate SAW filter for different systems.

Protection Events

Protection events controlled by UOC: BC, I2C, and general protection.

Circuit Description

Abbreviation list

List of abbreviations used in the manual.

Spare Parts List

Mono carrier

List of spare parts for the mono carrier.

Various

List of various spare parts including fuses, holders, and connectors.

Spare Parts List

Various

List of various spare parts including resistors and capacitors.

Spare Parts List

Various

List of various spare parts including transistors, diodes, and ICs.

Spare Parts List

CRT panel

List of spare parts for the CRT panel.

Side AV panel

List of spare parts for the side AV panel.

Front interfac

List of spare parts for the front interface.

Spare Parts List

Top control pa

List of spare parts for the top control panel.

Various

List of various spare parts for the top control panel.

Side AV panel

List of spare parts for the side AV panel.

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