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EN 2 LC8.1U LA Technical Specifications, Connections, and Chassis Overview 1. Technical Specifications, Connections, and Chassis Overview Index of this chapter: 1.1.3 Miscellaneous 1.1 Technical Specifications 1.2 Connection Overview Power supply: 1.3 Chassis Overview - Mains voltage (V : 90 - 240 - Mains frequency (Hz) : 50 / 60 Notes:...
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Technical Specifications, Connections, and Chassis Overview LC8.1U LA EN 3 Connection Overview USB2.0 (16) TV ANTENNA E_06532_022.eps Service Connector UART 300904 SERV. U Figure 1-3 USB (type A) SPDIF - +5V AUDIO - Data (-) VIDEO - Data (+) VIDEO S-VIDEO - Ground S-VIDEO...
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EN 4 LC8.1U LA Technical Specifications, Connections, and Chassis Overview Chassis Overview MAIN SUPPLY PANEL SMALL SIGNAL KEYBOARD & CONTROL BOARD PANEL I_17741_016.eps IR & LED PANEL 280108 Figure 1-4 PWB/CBA locations 32" models MAIN SUPPLY PANEL SMALL SIGNAL KEYBOARD & CONTROL BOARD PANEL H_17650_083.eps...
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Technical Specifications, Connections, and Chassis Overview LC8.1U LA EN 5 MAIN SUPPLY PANEL SMALL SIGNAL KEYBOARD & CONTROL BOARD PANEL IR & LED PANEL I_17741_017.eps 280108 Figure 1-6 PWB/CBA locations 47" models MAIN SUPPLY PANEL SMALL SIGNAL KEYBOARD & CONTROL BOARD PANEL I_17741_018.eps...
Check the cabinet for defects, to prevent touching of any by the workshop during a repair: inner parts by the customer. • Use only lead-free soldering tin Philips SAC305 with order code 0622 149 00106. If lead-free solder paste is required, please contact the manufacturer of your soldering Warnings equipment.
Before reaching into a powered TV set, it is best to test the high voltage insulation. It is easy to do, and is a good service precaution. 3. Directions for Use You can download this information from the following websites: http://www.philips.com/support http://www.p4c.philips.com...
EN 8 LC8.1U LA Mechanical Instructions 4. Mechanical Instructions Index of this chapter: Notes: 4.1 Cable Dressing • Figures below can deviate slightly from the actual situation, 4.2 Service Positions due to the different set executions. 4.3 Assy/Panel Removal ME8 Styling •...
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Mechanical Instructions LC8.1U LA EN 9 CONNECTOR WITH LOCK INSERTED TO PSU CONNECTOR WITHOUT LOCK INSERTED TO PANEL AC Mains Shield wire to be grounded to Detailed view of speaker cable dressing: bottom corner of PSU with screw Pull cable taut underneath SSB Plate before I_17741_008.eps 240408 Figure 4-2 Cable dressing (32"...
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EN 10 LC8.1U LA Mechanical Instructions Tape tweeter wire to metal frame (both ends) to keep away from tweeter terminal I_17741_010.eps 240408 Figure 4-3 Cable dressing (42" models, ME8 styling) I_17741_011.eps 240408 Figure 4-4 Cable dressing (42" models, MG8 styling)
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Mechanical Instructions LC8.1U LA EN 11 Tape the 8C02 cable (IR Board to SSB) and the short red tweeter wire together. I_17741_013.eps 240408 Figure 4-5 Cable dressing (47" models, ME8 styling)
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EN 12 LC8.1U LA Mechanical Instructions I_17741_012.eps 240408 Figure 4-6 Cable dressing (47" models, MG8 styling)
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Mechanical Instructions LC8.1U LA EN 13 Tape inverter cable so it stays in-between the LCD Panel lamp holders as shown to avoid EMC Foam on SSB Bars. NOTE: For inverter cables, the connector with ferrite is to be inserted at the PSU side Note orientation Tape speaker...
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EN 14 LC8.1U LA Mechanical Instructions Tape inverter cable so it stays in-between the LCD Panel lamp holders as shown to avoid EMC Foam on SSB Bars. NOTE: For inverter cables, the connector with ferrite is to be inserted at the PSU side Note horizontal orientation of wire saddle –...
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Mechanical Instructions LC8.1U LA EN 15 Service Positions Assy/Panel Removal ME8 Styling For easy servicing of this set, there are a few possibilities 4.3.1 Back Cover created: • The buffers from the packaging. Warning: Disconnect the mains power cord before you remove •...
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EN 16 LC8.1U LA Mechanical Instructions H_17740_024.eps 230108 Figure 4-11 Back Cover Removal [2/2] 4.3.2 Ambilight (if present) 4.3.3 Loudspeaker (MG8 styling only) Refer to next figure for details. 1. Unplug the connectors. 1. Unplug the connectors [1]. 2. Remove the screws. 2.
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Mechanical Instructions LC8.1U LA EN 17 4.3.4 Woofers (ME8 styling only) 4.3.7 Key Board Refer to next figure for details. Refer to next figure for details. 1. Remove the screws [1] and [2] and lift the whole unit from 1. Unplug the key board connector from the IR & LED board. the back cover.
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EN 18 LC8.1U LA Mechanical Instructions 4.3.9 Small Signal Board (SSB) 2. Unplug the connectors [2]. 3. Remove the screws [3]. 4. The SSB can now be taken out of the set, together with the Refer to below figure for details. front shield and the side cover.
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Mechanical Instructions LC8.1U LA EN 19 4.3.10 LCD Panel Refer to next figures for details. The figure used is from a 42- inch model, but the other screensizes have similar constructions. 1. Remove the stand. 2. Unplug the LVDS connector(s) [1]. Caution: be careful, as this is a very fragile connector! 3.
ComPair. In this way it is possible to determine which part is NAFTA, L= LATAM. defective. • C is the display indication: L= LCD, P= Plasma. • D is the language/feature indication: P= Philips, M= Perform measurements under the following conditions: Magnavox. • Service Default Mode. •...
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Service Modes, Error Codes, and Fault Finding LC8.1U LA EN 21 5.2.2 Service Default Mode (SDM) On Screen Menu After activating SDM, the following screen is visible, with SDM in the upper right corner of the screen to indicate that the Purpose television is in Service Default Mode.
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EN 22 LC8.1U LA Service Modes, Error Codes, and Fault Finding 5.2.3 Service Alignment Mode (SAM) How to Navigate • In the SAM menu, select menu items with the UP/DOWN keys on the remote control transmitter. The selected item Purpose will be indicated.
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Service Modes, Error Codes, and Fault Finding LC8.1U LA EN 23 5.2.4 Customer Service Mode (CSM) Menu Explanation 1. Model Number. Type number, e.g. 42PFL5603D/27. (*) 2. Production Serial Number. Product serial no., e.g. Purpose SV1A0805123456 (*). SV= Production center, 1= BOM The Customer Service Mode shows error codes and code, A= Service version change code, 08= Production information on the TV’s operation settings.
Introduction Introduction Error codes are required to indicate failures in the TV set. In ComPair (Computer Aided Repair) is a Service tool for Philips principle a unique error code is available for every: Consumer Electronics products. and offers the following: •...
Service Modes, Error Codes, and Fault Finding LC8.1U LA EN 25 5.4.3 Error Codes The Blinking LED Procedure In case of non-intermittent faults, write down the errors present 5.5.1 Introduction in the error buffer and clear the error buffer before you begin the repair.
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EN 26 LC8.1U LA Service Modes, Error Codes, and Fault Finding Fault Finding and Repair Tips Table 5-2 NVM editor overview Description Notes: Address 0x000A Existing value • It is assumed that the components are mounted correctly Value 0x0000 New value with correct values and no bad solder joints.
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Service Modes, Error Codes, and Fault Finding LC8.1U LA EN 27 5.6.6 Start-up/Shut-down Flowcharts PROTECTION This state is entered when an error has been detected at startup or in the “ACTIVE” mode. All switched power supply On the next pages you will find start-up and shut-down lines are turned “off”...
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EN 28 LC8.1U LA Service Modes, Error Codes, and Fault Finding H_17740_034.eps 240108 Figure 5-9 Start-up flowchart...
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Service Modes, Error Codes, and Fault Finding LC8.1U LA EN 29 STANDBY SEQUENCE The following flowchart depicts the Standby (plus Semi- Standby condition) sequence: START Set Last Status = STANDBY Disable RC/LKB Key Instruct WT61P7 Set LED1 = OFF to turn off LED1 Stop Backlight Dimming, PWM_DIMMING = 100% Mute Audio, MUTEn = HIGH...
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EN 30 LC8.1U LA Service Modes, Error Codes, and Fault Finding POWERDOWN SEQUENCE The following figure shows the power-down sequence flowchart: START POWER_DOWN INT MT5382 Detects based on falling POWER_DOWN INT edge trigger Reconfirm POWER_DOWN = LOW? Mute Audio Output Note: To Avoid False Triggering...
5.7.1 Introduction commercial Philips website or via the Software Update Assistant in the user menu (see DFU). The “autorun.upg” file It is possible for the user to upgrade the main software via the must be placed in the root of your USB stick.
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EN 32 LC8.1U LA Service Modes, Error Codes, and Fault Finding 5.7.3 Content and Usage of the One-Zip Software File Below you find a content explanation of the One-Zip file, and instructions on how and when to use it. • Ambi_clustername_version.zip.
Circuit Diagrams and PWB Layouts LC8.1U LA SSB: SRP List Explanation Example Personal Notes: 1.1. Introduction Net Name Diagram +12-15V AP1 (4x) +12-15V AP4 (4x) SRP (Service Reference Protocol) is a software tool that creates a list with all references to signal lines. The list contains +12-15V AP5 (12x) references to the signals within all schematics of a PWB.
Alignments LC8.1U LA EN 75 8. Alignments Index of this chapter: In case you have a color analyzer: 8.1 General Alignment Conditions • Measure with a calibrated (phosphor- independent) color 8.2 Hardware Alignments analyzer (e.g. Minolta CA-210) in the centre of the screen. 8.3 Software Alignments Consequently, the measurement needs to be done in a 8.4 Option Settings...
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3 = Reserved Bit 1 OPC_MJC_60HZ ON = MJC (60Hz) is available OFF = MJC (60Hz) is not available Bit 0 (LSB) OPC_PHILIPS ON = Philips set OFF = Magnavox set Byte OP2 Bit 7 (MSB) Reserved Not Used (Reserved) Bit 6...
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EN 78 LC8.1U LA Alignments Table 8-5 Option codes at bit level (OP5-OPA) Option Byte & Bit Dec. Value Option Name Description Byte OP5 Bit 7 (MSB) Reserved Not Used (Reserved) Bit 6 Reserved Not Used (Reserved) Bit 5 Reserved Not Used (Reserved) Bit 4 Reserved...
Circuit Descriptions, Abbreviation List, and IC Data Sheets LC8.1U LA EN 79 9. Circuit Descriptions, Abbreviation List, and IC Data Sheets Index of this chapter: Some key components are: 9.1 Introduction • Main processor (MT5382): audio/video processing. 9.2 LCD Power Supply •...
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EN 80 LC8.1U LA Circuit Descriptions, Abbreviation List, and IC Data Sheets 9.1.3 SSB Cell Layout HYBRID TUNER CHANNEL DECODER DOUBLE FRAME FPGA FOR FUTURE USE RATE AMBI LIGHT MPEG2 DECODER/ ENCODER FLASH MEMORY DC - DC CONVERSION MAIN VIDEO/ AUDIO PROCESSING HDMI...
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Circuit Descriptions, Abbreviation List, and IC Data Sheets LC8.1U LA EN 81 Front-End All sets in this chassis use the “Alps TDQU” hybrid tuner. Refer +3V3-Standby +3V3STBY to diagram B2 for details. +12VSND +12VAudio For analog reception, the signal from the tuner is processed by -12VSND -12VAudio the MT5382 Main Processor via the M1971 SAW filter and...
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EN 82 LC8.1U LA Circuit Descriptions, Abbreviation List, and IC Data Sheets Video Processing In basic sets (sets without DNM/AmbiLight), the video signal is fed directly to the panel via an LVDS connector. Refer to figure “Video processing - basic sets” for details. Both audio and video signals are processed by the MT5382 audio/video processor.
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Circuit Descriptions, Abbreviation List, and IC Data Sheets LC8.1U LA EN 83 Audio Processing For the audio processing inside the audio/video processor, refer to figure “Functional blocks audio processing MT5382 audio/video processor” for details. Both audio and video signals are processed by the MT5382 audio/video processor.
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EN 84 LC8.1U LA Circuit Descriptions, Abbreviation List, and IC Data Sheets HDMI The HDMI implementation supports CEC. The standby controller WT61P7 ensures CEC is also supported when set is in standby mode. Refer to figure “HDMI implementation” for The MT5382 audio/video processor has three built-in HDMI details.
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Circuit Descriptions, Abbreviation List, and IC Data Sheets LC8.1U LA EN 85 Control Signal Description The following diagram gives an overview of the control signal flow for the LC08SP platform. H_17740_054.eps 250108 Figure 9-11 Control Signal flow diagram...
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EN 86 LC8.1U LA Circuit Descriptions, Abbreviation List, and IC Data Sheets The following GPIO table can be used for quick reference: Table 9-1 GPIO Reference Table Device Symbol Function Reference Type Remarks MT5382 ALIN INT_CEC GPIO46 Input Interrupt Port from Stby Controller MT5382 AOBCK Reserved...
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Circuit Descriptions, Abbreviation List, and IC Data Sheets LC8.1U LA EN 87 LED2 headphone socket. When a headphone connection is detected, The LED2 control signal controls the secondary LED, and is the speaker output should be muted. controlled by the Standby Controller. Similar, a low signal turns on the LED, while a high signal turns off the LED.
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EN 88 LC8.1U LA Circuit Descriptions, Abbreviation List, and IC Data Sheets EDID_WE The EDID_WE signal is the WE signal for the HDMI EEPROM ICs. The signal is connected to the active low Write Control pin of the EEPROM via a transistor inverter. This signal is only used for the programming of EDID EEPROMs via MT5382.
CVBS terrestrial out the customers wishes Component Video Input LATAM LATin AMerica Digital to analogue Converter LC07 Philips chassis name for LCD TV 2007 Dynamic Bass Enhancement: extra project low frequency amplification Liquid Crystal Display Direct Current Light Emitting Diode Display Data Channel;...
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Color system used mainly in France and Eastern Europe. Color carriers = 4.406250 MHz and 4.250000 MHz Sound Intermediate Frequency SMPS Switch Mode Power Supply SouND SOPS Self Oscillating Power Supply S/PDIF Sony Philips Digital InterFace SRAM Static RAM Small Signal Board...
Circuit Descriptions, Abbreviation List, and IC Data Sheets LC8.1U LA EN 91 9.11 IC Data Sheets This section shows the internal block diagrams and pin layouts of ICs that are drawn as "black boxes" in the electrical diagrams (with the exception of "memory" and "logic" ICs). 9.11.1 Diagram B2, Type TDA9886T (IC7201), Demodulator Block Diagram external...
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EN 92 LC8.1U LA Circuit Descriptions, Abbreviation List, and IC Data Sheets 9.11.2 Diagram B3, Type TDA8932BT (IC7301), Class-D Audio Amplifier Block Diagram BOOT1 OSCILLATOR DDP1 IN1P DRIVER HIGH OUT1 CTRL MODULATOR DRIVER SSP1 IN1N MANAGER BOOT2 INREF DDP2 IN2P DRIVER HIGH OUT2...
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Circuit Descriptions, Abbreviation List, and IC Data Sheets LC8.1U LA EN 93 9.11.3 Diagram B4, Type MT5382 (IC7A01), Audio / Video Processor Block Diagram Pin Configuration MT5382 H_17740_055.eps 250108 Figure 9-14 Internal block diagram and pin configuration...
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EN 94 LC8.1U LA Circuit Descriptions, Abbreviation List, and IC Data Sheets 9.11.4 Diagram B4E Type SIL9185 (IC7E18), HDMI Multiplexer Block Diagram H_17370_074.eps 100807 Figure 9-15 Internal block diagram...
Spare Parts List LC8.1U LA EN 95 10. Spare Parts List For the latest spare part overview, please consult the Philips Service website. 11. Revision List Manual xxxx xxx xxxx.0 • First release. Manual xxxx xxx xxxx.1 • All chapters: Added 32PFL3403D/85, 32PFL5403D/27,...