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EN 2 LC7.1A LA Technical Specifications, Connections, and Chassis Overview 1. Technical Specifications, Connections, and Chassis Overview Index of this chapter: Dimensions (W×H×D cm) : 80.5 × 54.6 × 11.6 1.1 Technical Specifications (32") 1.2 Connection Overview : 104.6 × 68.6 × 11.6 1.3 Chassis Overview (42") Notes:...
Technical Specifications, Connections, and Chassis Overview LC7.1A LA EN 3 Connection Overview H_17260_033.eps 050707 Figure 1-1 Side and rear I/O connections Note: The following connector colour abbreviations are used - Video Y / 75 ohm (acc. to DIN/IEC 757): Bk= Black, Bu= Blue, Gn= Green, Gy= - Video C 0.3 V P / 75 ohm...
EN 4 LC7.1A LA Technical Specifications, Connections, and Chassis Overview PC - VGA: Video 2fH RGB/YPbPr - In - +5V +5 V 10 - Ground Sync 11 - n.c. 12 - DDC_SDA DDC data 13 - H-sync 0 - 5 V E_06532_002.eps 050404 14 - V-sync...
Technical Specifications, Connections, and Chassis Overview LC7.1A LA EN 5 1080P BOLT-ON PANEL POWER SUPPLY UNIT SIDE I/O PANEL CONTROL BOARD SMALL SIGNAL BOARD LED PANEL H_17270_009.eps 060707 Figure 1-6 PWB/CBA locations (42" models)
• Be careful during measurements in the high voltage • Use only lead-free soldering tin Philips SAC305 with order section. code 0622 149 00106. If lead-free solder paste is required, • Never replace modules or other components while the unit please contact the manufacturer of your soldering is switched “on”.
• Mix of lead-free soldering tin/parts with leaded soldering tin/parts is possible but PHILIPS recommends strongly to avoid mixed regimes. If this cannot be avoided, carefully clear the solder-joint from old tin and re-solder with new tin. 2.3.5...
Mechanical Instructions LC7.1A LA EN 9 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 • Follow the disassemble instructions in described order.
EN 10 LC7.1A LA Mechanical Instructions H_17270_011.eps 060707 Figure 4-2 Cable dressing (32" models with AmbiLight)
Mechanical Instructions LC7.1A LA EN 11 H_17270_012.eps 060707 Figure 4-3 Cable dressing (42" models)
EN 12 LC7.1A LA Mechanical Instructions Service Positions 4.2.2 Aluminium Stands For easy servicing of this set, there are a few possibilities created: • The buffers from the packaging. • Foam bars (created for Service). • Aluminium service stands (created for Service). Note: the aluminium service stands can only be used when the set is equipped with so-called “mushrooms”.
Mechanical Instructions LC7.1A LA EN 13 4.3.2 Keyboard Control Panel 1. Remove the rear cover, as described earlier. 2. Refer to fig. “Keyboard control panel“ below. 3. Remove the T10 parker screws . 4. Unplug connector . 5. Remove the unit. 6.
EN 14 LC7.1A LA Mechanical Instructions 4.3.5 Mid-range Speakers 1. Remove the rear cover, as described earlier. 2. Refer to fig. “Mid-range speakers“ below. 3. Unplug connectors . 4. Remove T10 parker screws . G_16850_010.eps 110107 Figure 4-13 Mid-range speakers 4.3.6 Tweeters G_16860_077.eps...
Mechanical Instructions LC7.1A LA EN 15 4.3.7 Small Signal Board (SSB) 4.3.8 Main Supply Panel 1. Remove the rear cover, as described earlier. 1. Remove the rear cover, as described earlier. 2. Refer to figures “SSB removal“ below. 2. Refer to fig. “Main supply panel“ below. 3.
EN 16 LC7.1A LA Mechanical Instructions 4.3.11 LCD Panel 1. Remove the rear cover, as described earlier. 2. Refer to fig. “LCD panel“ below. 3. Unplug the connectors on the Main Supply Panel [a] and the LED & IR board [c]. 4.
Mechanical Instructions LC7.1A LA EN 17 G_16850_015.eps 110107 Figure 4-21 LCD panel [2/2] Set Re-assembly To re-assemble the whole set, execute all processes in reverse order. Notes: • While re-assembling, make sure that all cables are placed and connected in their original position. See figure “Cable dressing”.
The (D)CSM is a Service Mode that can be enabled by the consumer. Instructions on how to enable the CSM can be given by telephone by either the dealer or the P3C (Philips Customer Care Centre). The CSM displays diagnosis information, which the customer can forward to the dealer/P3C.
When the value is properly accepted and stored in NVM, the set will switch to Stand-by, to indicate that the process has been completed successfully. Display Option Code 39mm PHILIPS MODEL: 32PF9968/10 PROD.SERIAL NO: AG 1A0620 000001 (CTN Sticker) E_06532_038.eps...
EN 20 LC7.1A LA Service Modes, Error Codes, and Fault Finding 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.
Service Modes, Error Codes, and Fault Finding LC7.1A LA EN 21 5.2.3 Service Alignment Mode (SAM) uploading via ComPair. Read paragraph “Service Tools” - > “ComPair”. Caution: When this mode is selected without ComPair connected, the TV will be blocked. Remove the Purpose AC power to reset the TV.
TV is defective. Thus to determine if LVDS, RGB, and sync Introduction signals are okay. ComPair (Computer Aided Repair) is a Service tool for Philips Furthermore it is possible to program EPLDs with this tool (Byte Consumer Electronics products. and offers the following: blaster).
Service Modes, Error Codes, and Fault Finding LC7.1A LA EN 23 LVDS signals (> 1280×960). Below this resolution, or when a Error Codes DVI monitor is used, the displayed picture will be full size. 5.4.1 Introduction How to Connect Connections are explained in the user manual, which is packed Error codes are required to indicate failures in the TV set.
EN 24 LC7.1A LA Service Modes, Error Codes, and Fault Finding Table 5-4 Error code overview 5.4.4 How to Clear the Error Buffer The error code buffer is cleared in the following cases: Error Item • By using the CLEAR command in the SAM menu: code Description Remarks...
Service Modes, Error Codes, and Fault Finding LC7.1A LA EN 25 The Blinking LED Procedure Table 5-5 NVM editor overview Description 5.5.1 Introduction .ADR 0x000A Existing value The software is capable of identifying different kinds of errors. .VAL 0x0000 New value Because it is possible that more than one error can occur over .Store Store?
EN 26 LC7.1A LA Service Modes, Error Codes, and Fault Finding On the next pages you will find start-up and shut-down flowcharts, which might be helpful during fault finding. It should be noted, that some events are only related to PDP sets, and therefore not applicable to this LCD chassis.
Service Modes, Error Codes, and Fault Finding LC7.1A LA EN 27 AC ON Start Up (1) +5VSTBY to be measured +5VSTBY & +3V3STBY Available (1) at PDTC114ET (item 7322) RENEAS POR by +3VSTBY (2) (2) to be measured at pin 4 160ms STANDBYn = LOW of BD45275G (item 7312)
EN 28 LC7.1A LA Service Modes, Error Codes, and Fault Finding Start SEMISTANDBY/ STANDBY Mute Audio BL_ADJ stop dimming (PWM duty cycle 100%) BL_ON_OFF = LOW Wait 300ms 300ms Switch OFF LVDS 20ms Wait 20ms LCD_PWR_ON = LOW Software Shutdown: Standby using LED = “power key”...
Service Modes, Error Codes, and Fault Finding LC7.1A LA EN 29 Power Down INT: AC OFF or Transient INT Start Avoid false trigger Poll the Power Down INT for 5 times Mute Audio & VIdeo Notes: 1. Power Down INT will be based on fall edge triggering 2.
EN 30 LC7.1A LA Service Modes, Error Codes, and Fault Finding Personal Notes: E_06532_012.eps 131004...
Block Diagrams, Test Point Overview, and Waveforms LC7.1A LA Block Diagram Video VIDEO B03A B04B TUNER IF & DEMODULATOR VIDEO PROCESSOR FPGA I/O BANKS 7201 EP2C5F256C7N rxe0n 1113 rxe0p FPGA AMBI_SCL 7164 rxe1n CYCLONE II 7163 only /93 +5VS rxe1p AMBI_SDA SAW_SW 7113...
Block Diagrams, Test Point Overview, and Waveforms LC7.1A LA Block Diagram Control & Clock Signals CONTROL & CLOCK SIGNALS B04B VIDEO PROCESSOR 7202 7204 IS42S16400D-6TL SVP CX32-LF TXCLKn TXCLKn1 DRAM 1Mx16x4 TO DISPLAY TXCLKP TXCLKP1 (LVDS) DQ(0-31) 7203 7206 7205 BL_ADJUST CONTROL IS42S16400D-6TL...
Circuit Diagrams and PWB Layouts LC7.1A LA 7. Circuit Diagrams and PWB Layouts AmbiLight Inverter: FPGA Power & Control 1111 A1 7107 F7 1112 C10 F101 F2 FPGA POWER & CONTROL +12V AI 1 AI 1 1113 C1 F107 F3 I110 1114 E11 F109 G1...
Alignments LC7.1A LA EN 85 8. Alignments Index of this chapter: 8.3.1 Tuner Adjustment (RF AGC Take Over Point) 8.1 General Alignment Conditions 8.2 Hardware Alignments Purpose: To keep the tuner output signal constant as the input 8.3 Software Alignments signal amplitude varies.
Alignments LC7.1A LA EN 87 Option Bit Overview Below find an overview of the Option Codes on bit level. Table 8-3 Option codes at bit level (OP1-OP4) Option Byte & Bit Dec. Value Option Name Description Byte OP1 Bit 7 (MSB) Reserved Not Used (Reserved) Bit 6...
EN 88 LC7.1A LA Alignments Table 8-4 Option codes at bit level (OP5-OP7) Option Byte & Bit Dec. Value Option Name Description Byte OP5 Bit 7 (MSB) NVM_CHECK ON = NVM (range) checking is available OFF = NVM (range) checking is not available Bit 6 Reserved Not Used (Reserved)
Circuit Descriptions, Abbreviation List, and IC Data Sheets LC7.1A LA EN 89 9. Circuit Descriptions, Abbreviation List, and IC Data Sheets Index of this chapter: 9.1 Introduction 9.2 LCD Power Supply 9.3 DC/DC converters 9.4 Front-End 9.5 Video Processing 9.6 Memory addressing 9.8 Audio Processing 9.9 HDMI 9.10 Abbreviation List...
EN 90 LC7.1A LA Circuit Descriptions, Abbreviation List, and IC Data Sheets 9.1.1 SSB Cell Layout AUDIO CLASS D DC-DC CONVERSION RENEAS TRIDENT VIDEO PROC. HYBRID TUNER IF DEM VIF SAW HDMI SIF SAW H_17270_018.eps 06077 Figure 9-1 SSB top view AUDIO CLASS D MICRONAS AUDIO PROC.
Three different PSU can be used in this chassis: • 26 and 32 inch sets use a “Delta” PSU • 37 and 42 inch sets use a “PPS” (Philips Power Solutions) • 47 inch sets use a “Delta” PSU. Figure “Overview of PSU connectivity” shows the connectivity of the Power Supply Unit with the other panels in the set.
EN 92 LC7.1A LA Circuit Descriptions, Abbreviation List, and IC Data Sheets Table 9-2 SAW filter diversity Table 9-6 Pin assignment hybrid tuner SAW filter Switching Y/N Region Video/Audio number Description DC voltage (V) OFWK3953M Europe Video n.c. OFWK9656M Europe Audio RF AGC voltage 3.3 - 4.5 (weak or no OFWK7265L...
Circuit Descriptions, Abbreviation List, and IC Data Sheets LC7.1A LA EN 93 9.5.1 Video Application A n a lo g u e C V B S _ R F C V B S 1 F ro n t E n d S C 2 _ Y _ C V B S _ IN P R _ R 3 S C 2 _ C _ IN...
EN 94 LC7.1A LA Circuit Descriptions, Abbreviation List, and IC Data Sheets 1080p Panel (if present) 9.8.1 Audio Application In the LC7.x chassis with 1080p full-HD LCD panel (e.g. the MSP 4450P 42PFL7662D), an extra module called “1080p panel” is ANALOGUE needed, because the main video processor supports only 2 nd SIF...
Circuit Descriptions, Abbreviation List, and IC Data Sheets LC7.1A LA EN 95 By comparing the input voltage to a triangle wave, the amplifier • Integrated HDCP decryption engine increases duty cycle to increase output voltage, and decreases • Built-in pre-programmed HDCP keys for highest level of duty cycle to decrease output voltage.
Multiplexing; A multiplexing technique the customers wishes that distributes the data to be LATAM LATin AMerica transmitted over many carriers LC07 Philips chassis name for LCD TV 2007 Customer Service Mode project CVBS Composite Video Blanking and Liquid Crystal Display Synchronisation...
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 STBY Stand-by SVHS Super Video Home System Sub Woofer / SoftWare...
EN 98 LC7.1A LA Circuit Descriptions, Abbreviation List, and IC Data Sheets 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 B06C, Type SIL9025CTU(IC7817) (HDMI) Block Diagram Pin Configuration...
Circuit Descriptions, Abbreviation List, and IC Data Sheets LC7.1A LA EN 99 9.11.2 Diagram B06C, Type UDA1334ATS (IC7810) (audio DAC) Block Diagram V DDD V SSD PLL0 DIGITAL INTERFACE DATAI DE-EMPHASIS UDA1334ATS SYSCLK/PLL1 SFOR1 MUTE SFOR0 INTERPOLATION FILTER DEEM/CLKOUT NOISE SHAPER VOUTR VOUTL V ref(DAC)
EN 100 LC7.1A LA Circuit Descriptions, Abbreviation List, and IC Data Sheets 9.11.3 Diagram B07, Type TDA8932T (IC7A01) (audio amplifier) Block Diagram BOOT1 OSCILLATOR DDP1 IN1P DRIVER HIGH OUT1 CTRL MODULATOR DRIVER SSP1 IN1N MANAGER BOOT2 INREF DDP2 IN2P DRIVER HIGH OUT2 CTRL...
Circuit Descriptions, Abbreviation List, and IC Data Sheets LC7.1A LA EN 101 9.11.4 Diagram B04B, Type SVP CX32 (IC7202) (Trident video processor) Block Diagram 16/32 5 CVBS UMAC Noise Memory Control Reduction 2 Chroma CRTC PC RGB x 1 10bit Gama 3D Video 3D motion LVDS Out...
EN 102 LC7.1A LA Circuit Descriptions, Abbreviation List, and IC Data Sheets 9.11.5 Diagram B04C, Type MSP4450P (IC7411) (Micronas sound processor) Block Diagram Loud- Sound IF1 Pre- speaker DAC/ modulator processing Sound Sound IF2 High- Processing Resolution Center internal / Subwoofer external Audio Delay...