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Philips JL2.1E User Manual

Philips JL2.1E
254 pages
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Published by EL 0569 TV Service Printed in the Netherlands Subject to modification EN 3122 785 15710
©
Copyright 2005 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
JL2.1E
AA
E_14620_000.eps
270504
Contents Page Contents Page
1. Technical Specifications, Connections, and Chassis
Overview 2
2. Safety Instructions, Warnings, and Notes 6
3. Directions for Use 8
4. Mechanical Instructions 9
5. Service Modes, Error Codes, and Fault Finding 16
6. Block Diagrams, Testpoint Overview, and
Waveforms
Wiring Diagram (32”) LCD SHARP 35
Wiring Diagram (37”) LCD LPL 36
Wiring Diagram (42”) LCD LPL 37
Block Diagram Supply + Standby (32”) 38
Block Diagram Supply + Standby (37”) 39
Block Diagram Supply + Standby (42”) 40
Block Diagram Video 41
Block Diagram Audio 42
Block Diagram Control + Clock Signals 43
I2C overview 44
Supply Lines Overview 45
7. Circuit Diagrams and PWB Layouts Drawing PWB
LCD Supply (32”): Mains Filter + Standby (A1) 46 48-51
LCD Supply (32”): Supply (A2) 46 48-51
LCD Supply (37”): Mains Filter + Standby (A1) 52 54-53
LCD Supply (37”): Supply (A2) 53 54-53
LCD Supply (42” - v2): MF + Standby Part A(A1)56 60-65
LCD Supply (42” - v2): Supply Part A (A2) 57 60-65
LCD Supply (42” - v2): MF + Standby Part B(A3)58 60-65
LCD Supply (42” - v2): Supply Part B (A4) 59 60-65
LCD Supply (42” - v3): MF + Standby Part A(A1)66 70-75
LCD Supply (42” - v3): Supply Part A (A2) 67 70-75
LCD Supply (42” - v3): MF + Standby Part B(A3)68 70-75
LCD Supply (42” - v3): Supply Part B (A4) 69 70-75
Interface Panel DC / DC (AB) 76 77
Ambi Light Panel (AL) 78 79
SSB (v2) (B) 80-127 132-141
SSB: Signal Lines Overview (v2) Part 1 128
SSB: Signal Lines Overview (v2) Part 2 129
SSB (v3: delta w.r.t. v2) (B) 142-163 168-177
SSB: Signal Lines Overview (v3) Part 1 164
SSB: Signal Lines Overview (v3) Part 2 165
External I/O part 1 (BE1) 178 180
External I/O part 2 (BE2) 179 180
Side I/O Panel (v2) (D) 181 182
Side I/O Panel (v3) (D) 183 184
Control Board (Top Control) (E) 185 186
LED Panel (J) 187 188
Standby/Audio Panel: Connections (SA1) 189 192-194
Standby/Audio Panel: Standby (SA2) 190 192-194
Standby/Audio Panel: Audio (SA3) 191 192-194
8. Alignments 195
9. Circuit Descriptions, Abbreviation List, and IC Data
Sheets 200
Abbreviation List 221
IC Data Sheets 224
10. Spare Parts List 237
11. Revision List 254

Table of Contents

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Philips JL2.1E Specifications

General IconGeneral
BrandPhilips
ModelJL2.1E
CategoryTV
LanguageEnglish

Summary

Technical Specifications, Connections, and Chassis Overview

Technical Specifications

Details on display type, screen size, resolution, contrast ratio, light output, response time, viewing angle, tuning system, colour systems, computer formats, video formats, AV input, and tuner bands.

Connections

Overview of side and rear connections, including Headphone, Cinch (Video CVBS, Audio), SVHS, HDMI, DVI-I, Digital Audio, EXT1, EXT2, EXT3, EXT4, RJ45 Ethernet.

Chassis Overview

Identifies the physical locations of main Printed Wiring Boards (PWBs) within the chassis for different models (32", 37", 42").

Safety Instructions, Warnings, and Notes

Safety Instructions

Outlines safety regulations for repairs, including isolation transformer usage, replacement of safety components, correct routing of wires, and cabinet checks.

Warnings

Alerts to hazards like electrostatic discharge (ESD), high voltage sections, working with the unit "on", and using non-metallic tools for alignment.

Notes

Provides general notes on measurement conditions, schematic conventions, and specific instructions for rework on BGA ICs.

Directions for Use

Software Upgrade Procedures

Explains how to download and perform automatic and manual software upgrades using a USB portable memory device.

Mechanical Instructions

Assembly and Disassembly

Covers cable dressing, PWB disassembly, and display removal procedures.

Service Position

Explains how to place the TV in a service position for easier access to internal components.

Set Re-assembly

Provides instructions for reassembling the TV set after servicing, ensuring cables are correctly placed and connections are secured.

Service Modes, Error Codes, and Fault Finding

Test Points

Explains the use of test points for diagnostics and controlling test patterns via ComPair.

Service Modes

Introduces Service Default Mode (SDM), Service Alignment Mode (SAM), and Customer Service Mode (CSM).

Stepwise Start-up

Explains the stepwise start-up method, including flowcharts for transitions between power states.

Service Tools

Describes essential service tools like ComPair and the LVDS tool for diagnostics and repair.

Error Codes

Explains the error buffer, how to read/clear errors, and provides detailed information on specific error codes.

The Blinking LED Procedure

Details the procedure for using the blinking LED as a diagnostic tool to identify errors.

Protections

Explains software and hardware protections related to supplies, safety mechanisms, and audio DC protection.

Fault Finding and Repair Tips

Provides a first-line fault finding tree for common operational issues and repair advice.

Software Upgrading

Details procedures for upgrading main software via USB and stand-by software via PC and ComPair interface.

Block Diagrams, Testpoint Overview, and Waveforms

Wiring Diagrams

Provides wiring diagrams for different LCD models (32", 37", 42"), showing interconnections between boards.

Block Diagrams

Illustrates block diagrams for Power Supply, Video, Audio, Control, I2C overview, and signal lines.

Circuit Diagrams and PWB Layouts

Power Supply Circuits

Contains circuit diagrams for the Mains Filter, Standby, and Supply sections for various LCD models (32", 37", 42" v2, v3).

SSB Component Circuits

Details circuit diagrams for major SSB components like Interface Panel, Ambi Light, DC/DC converters, Tuners, MPIF, PNX2015, VIPER, SPIDER, and NAND Flash.

SSB Layouts

Shows the physical layout of SSB components for various versions (v2, v3) on both top and bottom sides.

Alignments

General Alignment Conditions

Outlines conditions for performing electrical adjustments, including power supply voltage, isolation transformer, and test probe specifications.

Hardware Alignments

Details hardware alignments, specifically the Backlight Voltage Alignment.

Software Alignments

Explains how to access SAM mode for software alignments, including IF PLL Offset and White D.

Option Settings

Covers configuration settings, including Dealer Options, Service Options, and Option Numbers.

Circuit Descriptions, Abbreviation List, and IC Data Sheets

Introduction

Introduces the chassis development name "Jaguar" and highlights key components like MPIF, AVIP, SPIDER, VIPER, and MOP.

LCD Power Supply

Describes general characteristics, block diagram, start-up sequence, power states, and DC/DC converters.

Useful Data

Provides voltage specifications and power distribution overviews for different operating modes.

Inputs

Details the chassis' USB 2.0 and HDMI interfaces, including their functionalities and specifications.

MPIF (PNX 3000)

Introduces the MPIF IC and explains its IF processing, source selection, and signal flow.

PNX2015: AVIP

Explains the AVIP's role in input decoding, video processing, and audio processing.

PNX2015: Columbus (Comb Filter)

Introduces the COLUMBUS block for picture improvement functions like combing and noise reduction.

PNX2015: LVDS Transmitter (if used)

Details LVDS signaling, its advantages over standard signals, and temporal upconversion for SD signals.

PNX2015: Stand-by Processor

Explains the stand-by processor's functions, including remote control handling, power supply protection, and start-up sequence.

SPIDER (T6TE0TBG)

Introduces the SPIDER as a video co-processor responsible for temporal noise reduction and de-interlacing.

VIPER 2 (PNX 8550)

Introduces the PNX8550 as a media processor with capabilities for video enhancement, scaling, and Ambilight processing.

Abbreviation List

Provides a comprehensive list of abbreviations used throughout the document for easy reference.

IC Data Sheets

Shows internal block diagrams and pin configurations for key ICs like AVS1ACP08, MC34067P, PNX3000HL, and others.

Spare Parts List

Set Level

Lists various general components and their part numbers, including card readers, stands, and cables.

LCD Supply Panel 32" [A]

Provides a detailed list of spare parts for the LCD Supply Panel (32"), including fuses, connectors, and transformers.

Revision List

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