Page 1: Table Of Contents
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 JH 0861 BU CD Customer Care...
Page 2: Technical Specifications, Connections, And Chassis Overview
EN 2 LC7.2HU LB 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 : 110 - 240...
Page 3 Technical Specifications, Connections, and Chassis Overview LC7.2HU LB EN 3 Connection Overview DATA1 DATA2 8 Ohm RJ12 RJ45 JTAG Special tool needed (order via BDS) VGA IN (D-SUB) AUDIO OUT (DIGITAL) H_16990_027.eps 270707 Figure 1-1 Side and rear I/O connections...
Page 4 EN 4 LC7.2HU LB Technical Specifications, Connections, and Chassis Overview 1.2.2 Rear Connections (bottom) HDMI: Digital Video, Digital Audio - In Aerial - In - F-type (US) Coax, 75 ohm E_06532_017.eps 250505 Service Connector “A” (UART) Figure 1-3 HDMI (type A) connector...
Page 5: Safety Instructions, Warnings, And Notes
Be careful during measurements in the high voltage by the workshop during a repair: section. • Use only lead-free soldering tin Philips SAC305 with order • Never replace modules or other components while the unit code 0622 149 00106. If lead-free solder paste is required, is switched “on”.
Page 6: Directions For Use
EN 6 LC7.2HU LB Directions for Use avoid mixed regimes. If this cannot be avoided, carefully clear the solder-joint from old tin and re-solder with new tin. MADE IN BELGIUM MODEL 32PF9968/10 220-240V 50/60Hz 2.3.5 Alternative BOM identification 128W VHF+S+H+UHF PROD.NO:...
Page 7: Mechanical Instructions
Mechanical Instructions LC7.2HU LB EN 7 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 •...
Page 8 EN 8 LC7.2HU LB Mechanical Instructions 4.2.1 Foam Bars Assy/Panel Removal 4.3.1 Rear Cover Warning: Disconnect the AC/mains power cord before you remove the rear cover. 1. Place the TV set upside down on a table top, using the foam bars (see part “Service Position”).
Page 9 Mechanical Instructions LC7.2HU LB EN 9 4.3.3 IR/LED Panel 1. Refer to next figure. 2. Unplug connector(s) [1]. 3. Release clip [2] and remove the board. When defective, replace the whole unit. H_16990_031.eps 270707 Figure 4-7 i-Board 4.3.6 Integrated Card Slot (if present) G_16850_009.eps...
Page 10 EN 10 LC7.2HU LB Mechanical Instructions 4.3.7 Main Supply Panel 4.3.9 Small Signal Board (SSB) 1. Refer to next figure. 1. Refer to next figure. 2. Unplug cables [a]. 2. Disconnect all cables from the SSB. 3. Remove the fixation screws [b].
Page 11 Mechanical Instructions LC7.2HU LB EN 11 4.3.10 LCD Panel 5. Remove screws[3] of the central sub-frame. 6. Remove LCD panel fixation screws [4] and lift the complete central sub-frame from the set (incl. the PSU, SSB, and 1. Refer to next figure(s).
Page 12: Service Modes, Error Codes, And Fault Finding
EN 12 LC7.2HU LB Service Modes, Error Codes, and Fault Finding 5. Service Modes, Error Codes, and Fault Finding Index of this chapter: • Fixed audio and video settings. 5.1 Test Points 5.2 Hotel Mode The CSM is a Service Mode that can be enabled by the 5.3 Service Modes...
Page 13 Service Modes, Error Codes, and Fault Finding LC7.2HU LB EN 13 will switch to Stand-by, to indicate that the process has been • Short one of the “Service” jumpers on the TV board during completed. cold start (see Figures “Service jumper”). Then press the mains button (remove the short after start-up).
Page 14 EN 14 LC7.2HU LB Service Modes, Error Codes, and Fault Finding display to time out between entries while keying the 3. SAM. Indication of the Service Alignment Mode. sequence). 4. ERR (ERRor buffer). Shows all errors detected since the last time the buffer was erased. Five errors possible.
Page 15 Introduction • After leaving the Customer Service Mode, the original ComPair (Computer Aided Repair) is a Service tool for Philips settings are restored. Consumer Electronics products. and offers the following: • Possibility to use “CH+” or “CH-” for channel surfing, or 1.
Page 16 EN 16 LC7.2HU LB Service Modes, Error Codes, and Fault Finding • ComPair RS232 cable: 3104 311 12742 (to be used with and not the actual cause of the problem (for example, a fault in chassis Q52x). the protection detection circuitry can also lead to a protection).
Page 17 Service Modes, Error Codes, and Fault Finding LC7.2HU LB EN 17 Note: If you exit SAM by disconnecting the mains from the 5.8.1 NVM Editor television set, the error buffer is not reset. In some cases, it can be convenient if one directly can change The Blinking LED Procedure the NVM contents.
Page 18 EN 18 LC7.2HU LB Service Modes, Error Codes, and Fault Finding the uP and the NVM are alive and all other circuits are On the next pages you will find start-up and shut-down switched “off”. flowcharts, which might be helpful during fault finding.
Page 19 Service Modes, Error Codes, and Fault Finding LC7.2HU LB EN 19 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:...
Page 20 EN 20 LC7.2HU LB Service Modes, Error Codes, and Fault Finding 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.
Page 21 Service Modes, Error Codes, and Fault Finding LC7.2HU LB EN 21 Personal Notes: E_06532_012.eps 131004...
Page 22 EN 22 LC7.2HU LB Service Modes, Error Codes, and Fault Finding...
Page 23: Block Diagrams, Test Point Overviews, And Waveforms
Block Diagrams, Test Point Overviews, and Waveforms LC7.2HU LB 6. Block Diagrams, Test Point Overviews, and Waveforms Wiring Diagram 26” & 32” WIRING 26”- 32” LCD (STYLING ME7) CONTROL: DISPLAY SUPPLY CONTROL: 1. -12VA 1. +24V 1. BL-DIM 2. +24V 2.
Page 24: Wiring Diagram 26" & 32
Block Diagrams, Test Point Overviews, and Waveforms LC7.2HU LB Wiring Diagram 42” WIRING 42” LCD (STYLING ME7) LCD DISPLAY (1004) 8H04 1209 1207 8H12 iBOARD 8C01 (1182) 8P11 8H10 LVDS X404 X403 X406 X412 X405 1103 1205 1102 1108 X411...
Page 25: Block Diagram Video
Block Diagrams, Test Point Overviews, and Waveforms LC7.2HU LB Block Diagram Video VIDEO B06C HDMI B04B VIDEO PROCESSOR 7817 SII9025CTU P600 1812 RX2+B ATSC/MPEG4 PANEL R1X2 RX2-B HDMI_VCLK MPEG4 ONLY FOR CHASSIS LC7.2HU_LB ODCK DP-CLK RX1+B HDMI R1X1 RX1-B HDMI_DE...
Page 26: Block Diagram Audio
Block Diagrams, Test Point Overviews, and Waveforms LC7.2HU LB Block Diagram Audio AUDIO AUDIO B06C B04C AUDIO PROCESSOR HDMI 7817 SII9025CTU 7411 7810 MSP4450P-VK-E8 000 Y UDA1334ATS/N2 7A01 RXxxA HDMI 1 1735 AUDIO TDA8932T/N1 5A03 3A03 AUDIO-LS_L HDMI DACM-L HDMI_I2S_SCK...
Page 27: Block Diagram Control & Clock Signals
Block Diagrams, Test Point Overviews, and Waveforms LC7.2HU LB Block Diagram Control & Clock Signals CONTROL & CLOCK SIGNALS B04B VIDEO PROCESSOR 7202 7204 SVP CX32-LF IS42S16400D-6TL TXCLKn TXCLKn1 DRAM 1Mx16x4 TO DISPLAY TXCLKP TXCLKP1 (LVDS) DQ(0-31) 7203 7206 7205...
Page 28: Test Point Overview Ssb (Bottom Side)
Block Diagrams, Test Point Overviews, and Waveforms LC7.2HU LB Test Point Overview SSB (Bottom Side) A110 E5 F126 E7 F218 A4 F304 A3 F324 B4 F341 B3 F361 B4 F386 A5 F522 D2 F540 D3 F613 E1 F870 F3 FA04 A2...
Page 29: I2C Ic's Overview
Block Diagrams, Test Point Overviews, and Waveforms LC7.2HU LB I2C IC’s Overview I²C B04A MICROPROCESSOR B06C HDMI B04C AUDIO PROCESSOR B04B VIDEOPROCESSOR +3V3_STBY +3V3_SW 3382 IIC_SDA_up 7321 IIC_SDA SDA2 3378 IIC_SCL_up 7320 IIC_SCL SCL2 +5V_SW +5V_SW +3V3_SW 7204 PROT 7311...
Page 30: Supply Lines Overview
Block Diagrams, Test Point Overviews, and Waveforms LC7.2HU LB Supply Lines Overview SUPPLY LINES OVERVIEW DC-DC B04A MICROPROCESSOR +12V_DISP +12V_DISP B06B IO - SCART 1 & 2 HC02 IBOARD +3V3_STBY +3V3_STBY X405 1209 +12V +3V3_SW +3V3_SW SUPPLY +5V_STANDBY HC01 +5V_SW...
Page 31: Circuit Diagrams And Pwb Layouts
Circuit Diagrams and PWB Layouts LC7.2HU LB 7. Circuit Diagrams and PWB Layouts SSB: DC/DC 1B11 E3 IB17 F2 1C01 B3 IB18 C3 DC - DC 1P11 C3 IB19 C7 2B10 B9 IB20 B8 2B11 B9 2B12 B5 2B13 B8...
Page 32: Ssb: Tuner & Demodulator (B03A)
Circuit Diagrams and PWB Layouts LC7.2HU LB SSB: Tuner & Demodulator 1101 A7 I120 D2 1102 B5 I121 D10 TUNER IF & DEMODULATOR 1103 C5 I122 D7 B03A B03A 1104 E5 I123 E10 2110 B3 I124 E3 2111 B3 I125 F4...
Page 33: Ssb: Dvb - Demodulator
Circuit Diagrams and PWB Layouts LC7.2HU LB SSB: DVB - Demodulator 2F10 B10 IF14 D3 2F11 B11 IF15 D4 DVB - DEMODULATOR 2F12 C7 IF16 D7 B03B B03B 2F13 C9 IF17 E7 2F14 C8 IF18 E3 2F15 C8 IF19 F7...
Page 34: Ssb: Dvb - Common Interface
Circuit Diagrams and PWB Layouts LC7.2HU LB SSB: DVB - Common Interface 1K00-A H7 FK44 J7 1K00-B H8 FK45 J9 DVB-COMMON INTERFACE 2K00 H4 FK46 J7 B03C B03C 2K01 I4 FK47 J9 2K02 H15 FK48 J7 2K03 H15 FK49 J9...
Page 35: Ssb: Dvb - Mojo
Circuit Diagrams and PWB Layouts LC7.2HU LB SSB: DVB - Mojo 1G01-1 A9 1G01-2 A10 1G03 D3 DVB-MOJO 1G04 I2 B03D B03D 2G02 G6 3G38 2G03 G7 7G00-4 SDRAM_ADDR(0:14) 2G04 H7 FG10 SDRAM_DATA(0:15 ) MOJO_TRST 3G18 PNX8314HS ROW_1 ROW_2 2G05 H7...
Page 36: Ssb: Dvb - Mojo Memory
Circuit Diagrams and PWB Layouts LC7.2HU LB SSB: DVB - Mojo Memory 2H03 C3 2H04 A7 DVB-MOJO MEMORY B03E B03E 2H06 B2 2H07 A7 2H08 C3 2H09 C2 2H10 C2 MIU_ADDR(0:24) 2H11 C3 2H12 C3 FH08 +3V3_NOR48 2H13 C2 5H02...
Page 37: Ssb: Dvb - Mojo Analog Back End
Circuit Diagrams and PWB Layouts LC7.2HU LB SSB: DVB - Mojo Analog Back End 1001 D7 1002 D7 DVB-MOJO ANALOG BACK END B03F B03F 1J14 D7 2J01 B7 2J02 B7 2J04 B8 2J05 C9 2J06 C9 2J14 E9 2J15 E8...
Page 38: Ssb: Micro Processor (B04A)
Circuit Diagrams and PWB Layouts LC7.2HU LB SSB: Micro Processor 1301 B4 3389 I11 F370 G6 1302 I3 3390 I11 F379 D2 1303 I3 3391 I11 F380 B3 MICROPROCESSOR 1304 A10 3392 I11 F381 C3 B04A B04A 1305 I10 3393 E2...
Page 39: Ssb: Video Processor (B04B)
Circuit Diagrams and PWB Layouts LC7.2HU LB SSB: Video Processor 1201 D3 3231 F1 F232 D3 1210 G11 3232 F2 I210 B5 VIDEO PROCESSOR B04B B04B 1211 H11 3233 D15 I211 A15 1212 I11 3235 E15 I213 A12 1213 I11...
Page 40: Ssb: Pnx2015: Audio Processor
Circuit Diagrams and PWB Layouts LC7.2HU LB SSB: PNX2015: Audio Processor 1411 B3 I424 E4 2408 A4 I425 F4 AUDIO PROCESSOR B04C B04C 2409 A4 I426 A3 2410 A4 I427 C4 7410 2411 A2 I428 C4 L78L08ACU 2412 A4 I429 C2...
Page 41: Ssb: Ypbpr & Rear Io (B06A)
Circuit Diagrams and PWB Layouts LC7.2HU LB SSB: YPBPR & Rear IO 1601-1 B2 F612 E7 1601-2 C1 F613 F7 YPBPR & REAR IO 1601-3 A2 F614 B7 B06A B06A 1603 E2 F615 C2 1606 B7 F616 E1 1607 B7...
Page 42: Ssb: I/O Scart 1 & 2
Circuit Diagrams and PWB Layouts LC7.2HU LB SSB: I/O Scart 1 & 2 1500 C9 6522 C10 1501 C9 6523 C10 IO - SCART 1 & 2 1502 B3 6524 E10 B06B B06B 1503 D9 6525 G9 1504 C2 7500 G10...
Page 43: Ssb: Hdmi (B06C)
Circuit Diagrams and PWB Layouts LC7.2HU LB SSB: HDMI 1810 A1 5814 A12 1812 D1 5815 A13 HDMI B06C B06C 1823 I8 5816 A13 2801 H3 5817 A10 2802 H3 5818 A13 +5V_SW 2803 C7 6801 C5 6830 2804 A7...
Page 44: Ssb: Headphone Amp & Muting
Circuit Diagrams and PWB Layouts LC7.2HU LB SSB: Headphone Amp & Muting 1900 B7 1901 B2 HEADPHONE AMP & MUTING B06D B06D 2901 A4 2902 B2 2903 B5 2904 C2 2905 B4 2906 C5 2907 C3 2908 B5 2909 B7...
Page 45: Ssb: Audio
Circuit Diagrams and PWB Layouts LC7.2HU LB SSB: Audio 1735 D11 FA06 D2 2A01 B7 FA07 D11 AUDIO 2A02 B9 FA08 D11 2A04 B7 FA09 D2 2A08 B9 FA10 D11 5A07 IA40 4A01 2A09 C5 FA11 D11 +AUDIO_POWER +AUDIO_POWER_+12V_DISP 2A10 C5...
Page 46: Ssb: Srp List
Circuit Diagrams and PWB Layouts LC7.2HU LB SSB: SRP List Netname Schematic ALE_EMU B04A (1x) HDMI_DE B04B (1x) MIU_ADDR(16) B03C (1x) RESET_STV B03C (1x) SDRAM_DATA(5) B03D (1x) 1.1. Introduction ALE_EMU B04B (1x) HDMI_DE B06C (1x) MIU_ADDR(16) B03D (1x) RESET_STV B03D (1x)
Page 47 Circuit Diagrams and PWB Layouts LC7.2HU LB Layout Small Signal Board (Overview Top Side) 1101 E3 1304 A9 1502 E9 1513 D10 1524 C9 1611 F9 1900 B9 2110 E6 2142 E5 2243 C6 2259 D7 2283 A7 2330 A8...
Page 48 Circuit Diagrams and PWB Layouts LC7.2HU LB Layout Small Signal Board (Part 1 Top Side) Part 1 H_16990_016a.eps 100707...
Page 49 Circuit Diagrams and PWB Layouts LC7.2HU LB Layout Small Signal Board (Part 2 Top Side) Part 2 H_16990_016b.eps 100707...
Page 50 Circuit Diagrams and PWB Layouts LC7.2HU LB Layout Small Signal Board (Part 3 Top Side) Part 3 H_16990_016c.eps 100707...
Page 51 Circuit Diagrams and PWB Layouts LC7.2HU LB Layout Small Signal Board (Part 4 Top Side) Part 4 H_16990_016d.eps 100707...
Page 52 Circuit Diagrams and PWB Layouts LC7.2HU LB Layout Small Signal Board (Overview Bottom Side) 1001 F9 2119 E6 2141 D5 2220 C5 2235 C4 2272 D4 2291 D4 2323 B4 2502 E2 2527 D3 2610 F2 2840 E3 2858 E3...
Page 53 Circuit Diagrams and PWB Layouts LC7.2HU LB Layout Small Signal Board (Part 1 Bottom Side) Part 1 H_16990_017a.eps 110707...
Page 54 Circuit Diagrams and PWB Layouts LC7.2HU LB Layout Small Signal Board (Part 2 Bottom Side) Part 2 H_16990_017b.eps 110707...
Page 55 Circuit Diagrams and PWB Layouts LC7.2HU LB Layout Small Signal Board (Part 3 Bottom Side) Part 3 H_16990_017c.eps 110707...
Page 56 Circuit Diagrams and PWB Layouts LC7.2HU LB Layout Small Signal Board (Part 4 Bottom Side) Part 4 H_16990_017d.eps 110707...
Page 57: Keyboard Control Panel (E)
Circuit Diagrams and PWB Layouts LC7.2HU LB Keyboard Control Panel Personal Notes: 1001 C1 1002 C1 KEYBOARD CONTROL 1003 C1 1004 C2 1005 C2 1011 C1 1012 C1 1013 C2 1014 C2 1015 C2 1016 C3 1M01 A4 2001 B3...
Page 58 Circuit Diagrams and PWB Layouts LC7.2HU LB Layout Keyboard Control Panel (Top Side) 1011 A5 1012 A6 1013 A3 1014 A2 1015 A1 1016 A7 1M01 A8 G_16850_028.eps 3139 123 6219.1 120107 Layout Keyboard Control Panel (Bottom Side) 2001 A1...
Page 59 Circuit Diagrams and PWB Layouts LC7.2HU LB Front IR / LED Panel Personal Notes: 1M01 E1 1M20 E1 IR/LED/LIGHT-SENSOR 1M21 E1 2001 A2 2002 D2 3010 A2 3011 A2 +5V_STANDBY 3012 B4 +5V_STANDBY +5V_STANDBY 3013 B4 3014 B2 3015 C2...
Page 60: Front Ir / Led Panel
Circuit Diagrams and PWB Layouts LC7.2HU LB Layout Front IR / LED Panel (Top Side) Layout Front IR / LED Panel (Bottom Side) 2001 C2 3014 B2 3020 C3 4005 C2 4015 C4 6014 D4 2002 B1 3015 B1 3021 C3...
Page 61: I-Board (Hc1)
Circuit Diagrams and PWB Layouts LC7.2HU LB i-Board 1100 G11 2103 B1 2113 H5 2123 F5 2133 C10 2144 C9 3103 B4 3114 H5 3124 E6 3134 E5 3144 D7 3157 E2 3167 F11 4101 G5 5110 H2 7101 C1...
Page 62: I-Board (Hc2)
Circuit Diagrams and PWB Layouts LC7.2HU LB i-Board 1105 C1 2203 D4 2216 F10 2230 C8 3202 A2 3215 A5 3228 C5 3242 C9 3255 C11 3268 A2 3281 D9 3295-2 E8 5200 A6 6207 F1 7210 H5 7224 E9...
Page 63 Circuit Diagrams and PWB Layouts LC7.2HU LB Layout i-Board (Top Side) 1100 B9 1200 C6 1208 D1 2131 C9 2145 B5 2211 D2 2222 B4 2234 E4 3138 B5 3167 D5 3219 C2 3227 C3 3244 B3 3251 C3 3282 B3...
Page 64 Circuit Diagrams and PWB Layouts LC7.2HU LB Layout i-Board (Bottom Side) 1104 C3 2111 B2 2125 D1 2200 B3 2226 D8 3108 E2 3121 D6 3133 E1 3152 E8 3170 C5 3211 D8 3236 B7 3262 C9 3274 D9 3294 C7...
Page 65: System Interface Panel (Si)
Circuit Diagrams and PWB Layouts LC7.2HU LB System Interface Panel 1300 A1 F319 C1 1301 C1 F320 C1 SYSTEM INTERFACE 1302 D1 F321 C1 1303 F1 F322 D2 1304 A11 F323 D2 +12V +12V +5VA 1305 B11 F324 D6 1300 +3.3V...
Page 66 Circuit Diagrams and PWB Layouts LC7.2HU LB Layout System Interface Panel (Top Side) Personal Notes: 1300 1305 2303 3301 3311 3323 3331 3336 5304 7303 1301 1306 2304 3305 3319 3324 3332 4301 5305 7304 1302 2300 2306 3306 3320...
Page 67: Alignments
Alignments LC7.2HU LB EN 67 8. Alignments Software Alignments Index of this chapter: 8.1 General Alignment Conditions 8.2 Hardware Alignments With the software alignments of the Service Alignment Mode 8.3 Software Alignments (SAM) the Tuner and RGB settings can be aligned.
Page 68 EN 68 LC7.2HU LB Alignments Table 8-1 White D alignment values 8.3.3 Grey Scale Adjustment TV (YPbPr) Gray Scale Adjustment Value Cool (11000 K) Normal (9000 K) Warm (6500 K) 0.278 0.289 0.314 0.278 0.291 0.319 Input Requirements • YPbPr input signal, with 8 levels Gray scale pattern, •...
Page 69 Required Software Versions Be aware that the software used in these iTV sets is NOT similar to the software in Mainstream LCD-TVs. Ensure that the latest iTV software is used in these sets (available on the Philips Service web site).
Page 70 EN 70 LC7.2HU LB Alignments Option Settings How to Change Options Codes An option code (or “option byte”) represents eight different options (bits). When you change these numbers directly, you 8.5.1 Introduction can set all options very quickly. All options are controlled via seven option bytes (OP1...
Page 71 Alignments LC7.2HU LB EN 71 Option Bit Overview Below find an overview of the Option Codes on bit level. Table 8-5 Option codes at bit level (OP1-OP7) Option Byte & Bit Dec. Value Option Name Description Byte OP1 Bit 7 (MSB)
Page 72 EN 72 LC7.2HU LB Alignments Option Byte & Bit Dec. Value Option Name Description Bit 2 SL_WIRED ON = BDS Smart Loader Wired is available OFF = BDS Smart Loader Wired is not avail- able Bit 1 HOTEL ON = Hotel/BDS is available...
Page 73 TV set to the The Philips Wireless Smart-Loader is an installation tool Wireless Smart-Loader (100 = fully loaded). especially designed for easy and fast installation of Philips TV TO SMARTLOADER -------- ## Institutional TV's. The Wireless Smart-Loader 22AV1120/00 is –...
Page 74: Circuit Descriptions, Abbreviation List, And Ic Data Sheets
EN 74 LC7.2HU LB Circuit Descriptions, Abbreviation List, and IC Data Sheets 9. Circuit Descriptions, Abbreviation List, and IC Data Sheets Index of this chapter: covers a screen size of 26 to 42 inch for LCD, with a new styling 9.1 Introduction...
Page 75 Circuit Descriptions, Abbreviation List, and IC Data Sheets LC7.2HU LB EN 75 9.1.1 SSB Cell Layout Description of the functional blocks (top side): • At the right hand top, there is the audio class D amplifier. • In the middle, there is the Trident video processor.
Page 76 EN 76 LC7.2HU LB Circuit Descriptions, Abbreviation List, and IC Data Sheets LCD Power Supply Front-End The Power Supply Unit (PSU) in this chassis is a buy-in and is Digital inputs are processed by a separate panel that is bolted a black-box for Service.
Page 77 Circuit Descriptions, Abbreviation List, and IC Data Sheets LC7.2HU LB EN 77 Audio Processing Principle The audio decoding is done entirely via the Multistandard Sound Processor (MSP) 4450P (item 7411). This processor covers the processing of both analogue and (NICAM) digital input signals by processing the (analogue) IF signal-in to processed (analogue) AF-out (baseband audio).
Page 78: Abbreviation List
EN 78 LC7.2HU LB Circuit Descriptions, Abbreviation List, and IC Data Sheets HDMI Abbreviation List 9.8.1 Introduction 1080i 1080 visible lines, interlaced 1080p 1080 visible lines, progressive scan 2 Carrier Sound Note: Text below is an excerpt from the “HDMI Specification”...
Page 79 SCART output of the MSP audio IC SC2-OUT SCART output of the MSP audio IC LATAM LATin AMerica LC07 Philips chassis name for LCD TV 2007 Short Circuit project Clock signal on I2C bus Liquid Crystal Display Standard Definition: 480i, 576i...
Page 80 EN 80 LC7.2HU LB Circuit Descriptions, Abbreviation List, and IC Data Sheets Video Cassette Recorder Video Graphics Array Watch Dog WYSIWYR What You See Is What You Record: record selection that follows main picture and sound XTAL Quartz crystal YPbPr...
Page 81: Ic Data Sheets
Circuit Descriptions, Abbreviation List, and IC Data Sheets LC7.2HU LB EN 81 9.10 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).
Page 82 EN 82 LC7.2HU LB Circuit Descriptions, Abbreviation List, and IC Data Sheets 9.10.2 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 /...
Page 83 Circuit Descriptions, Abbreviation List, and IC Data Sheets LC7.2HU LB EN 83 9.10.3 Diagram B06C, Type SIL9025CTU(IC7817), HDMI Receiver Block Diagram Pin Configuration G_16860_073.eps 300107 Figure 9-11 Internal block diagram and pin configuration...
Page 84 EN 84 LC7.2HU LB Circuit Descriptions, Abbreviation List, and IC Data Sheets 9.10.4 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...
Page 85 Circuit Descriptions, Abbreviation List, and IC Data Sheets LC7.2HU LB EN 85 9.10.5 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...
Page 86: Spare Parts List
EN 86 LC7.2HU LB Spare Parts List 10. Spare Parts List Set Level 2289 2020 552 00291 10μF 20% 6V3 0603 2289 2020 552 00415 10μF 20% 6.3V 0603 2290 2020 552 00291 10μF 20% 6V3 0603 32HF7965D/27 (SBOM 1 & 2)
Page 87 Spare Parts List LC7.2HU LB EN 87 2512 3198 017 33320 3.3nF 50V 0603 2A13 3198 017 42240 220nF 16V Y5V 0603 3305 3198 021 33320 3.3kΩ 5% 0.062W 0603 2514 3198 017 33310 330pF 50V X7R 0603 2A14 2020 552 00247 470nF 10% 25V 3308 3198 021 33320 3.3kΩ...
Page 88 EN 88 LC7.2HU LB Spare Parts List 3526 3198 021 37590 75Ω 5% 0603 3942 3198 021 31020 1kΩ 5% 0.062W 0603 5228 2422 549 42979 100MHz 60Ω 0603 3528 3198 021 36810 680Ω 5% 0.062W 0603 3943 3198 021 31030 10kΩ 5% 0.062W 0603 5301 2422 549 42979 100MHz 60Ω...
Page 89 Spare Parts List LC7.2HU LB EN 89 7814 3198 010 42310 BC847BW 1107 2422 025 20383 Socket Jack 3109 3198 021 34730 47kΩ 5% 0603 7816 3198 010 42310 BC847BW 1108 2422 025 17764 Connector 4p m 3110 3198 021 34730 47kΩ 5% 0603...
Page 90 EN 90 LC7.2HU LB Spare Parts List 3276 3198 021 34720 4.7kΩ 5% 0603 3277 3198 021 34720 4.7kΩ 5% 0603 3286 3198 021 31010 100Ω 5% 0.062W 0603 3287 3198 021 31030 10kΩ 5% 0.062W 0603 2001 3198 027 02290 Jumper 0603 3288 3198 021 31030 10kΩ...
Page 91: Revision List
Revision List LC7.2HU LB EN 91 11. Revision List Manual xxxx xxx xxxx.0 • First release.

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