philips 21PT2324/69R free download

File name l01.2a_aa_312278511160_a3.pdf

Block Diagram, Testpoints, I2C and Supply Voltage Overview L01.2A 6. 27 6. Block Diagram, Testpoints, I2C and Supply Voltage Overview Block Diagram A13 REAR I/O CINCH V CVBS1-IN L1-IN R1-IN A10 AUDIO/VIDEO SOURCE SWITCHING A5 A5 A10 A10 9 SC1 L-OUT SC1 R-OUT 11 STATUS2 SEL_MAIN_FRNT_RR A8 AUDIO AMPLIFIER MONO SETS ONLY MONO/AM-MONO-SOUND A12 FRONT CONTROL 7941:7943 WITHOUT 7901 AN7522N (STEREO) SIDE AV 7902 AN7523N (MONO) +HP A1 0246 6 2 L+ 4 OR A2 A7 CONTROL +3.3V +3.3V 7801 HEF4052BT 9 10 1 5 3 2 4 12 7804 7803 AV1 7101 L R A7 A9 A12 A13 A13 SC2-CTRL L-FRONT-IN L1-IN L2-IN SC1-LOUT R-FRONT-IN R1-IN R2-IN SC1-R-OUT SWITCH LOGIC A5 BASS-PANORAMA 5602 5603 5604 7200-B TDA95XX 66 61 59 ERR 5 7602 M24C08 EEPROM 8 (NVM) 6 ERR 5 9 3611 A7 TREBLE-BUZZER-HOSP-APP MAIN-OUT-L OR V-OUT A5 MONITOR OUTPUT V L R A7 A7 A9 SC1-LIN VOLUME MUTE MAINAUX 8 9 1 ERR 7 4 A3 LRA4 3 2 L 6692 TSOP1836 IR IR STATUS1 I/O 67 N.C. 1 68 +3.9V 7 A10 A10 2 3 4 5 A7 10 12 10 6 4 5 Y-CVBS-IN IIC BUS TRANSCEIVER 3607 72 71 C4 C5 R+ 1 R +3.3V SDA SCL 3604 3606 3625 3624 3603 SDA SCL ERR 6 6691 LED A13 STATUS2 A1 POWER DOWN LED A10 C-IN A13 SC1 L-OUT A4 A7 A9 A9 A12 A13 69 5 80 ROM RAM 1/10 PAGES MEMORY VST PWMDAC I/O PORTS 3 6 70 78 77 73 SVHS 1 A5 A12 A9 SC1-R IN L+ L+ LRR+ HEADPHONE LOCAL KEYBOARD Y G-Y-IN B-U-IN R-V-IN A5 V 14 15 11 13 KEYBOARDPROTN KEYBOARD_PROTN SEL-IF-LL-M-TRAP A4 A5 STANDBY-CON A1 SEL-MAIN-FRONT-RR A10 BASS PANORAMA A8 TREBLE-BUZZER-HOSP-APP A8 VOLUME/MUTE A8 C1 YUV INPUT U V A5 AV2 A5 L R L2-IN R2-IN A13 A10 A9 A10 A13 SC1 R-OUT A9 NICAM, 2CS BTSC DECODER L7834 7835 47 7831 MSP34X5G A10 RR+ MAIN-OUT-L A9 7802 HEF4053BT SEL_MAIN_FRNT_RR QSS-AM-DEM-OUT FMR E V OR E1 0253 3 0251 3 1 A12 FRONT I/O 0219 6 A 3 1 C R C MONO STEREO A7 CVBS-FRONT-IN A CVBS-FRONT-IN 9 SWITCH LOGIC SIDE AV A11 V V A10 A5 A10 A10 A12 A13 Y-CVBS-IN 5 4 2 SY-CVBS-IN A5 A5 A10 A10 A7 A7 MONO/AM-MONO-SOUND 3834 2847 44 SC1-L IN SC1-R IN 41 42 DEMODULATOR NICAM, 2CS, AM, FM 25 24 A8 MAIN-OUT-R OR MONO/AM-MONO-SOUND SC1-L OUT A10 SC1-R OUT A10 SC2-CTRL A10 L+ E1 HEADPHONE 0246 1 2 3 4 5 0254 1 2 3 RL+ L- 63 9641 9631 SDM TELE TEXT 0255 4 3 2 1 CPU 64 1660 12MHz C2 31 A5 RR+ L R BL L B L-FRONT-IN INPUT SWITCHING ERR 4 30 4 51 L CVBS SYNC R G B BL COR H V SERVICE COMPAIR CONNECTION 0217 SDA 1 SCL 2 3 SDA SCL 3833 3832 A7 8 A6 R-FRONT-IN 4 5 R+ 7 52 1831 18M432 R OSD TELETEXT DISPLAY L- A4 TUNER IF A2 VT_SUPPLY 5001 VLOTAUX +5V 0265 1 FM A5 VIDEO IF, SOUND IF 7209, 7210 6001 BZX79-C33 9 VT 2 ERR FM-RADIO FM 10 10 TUNER + 11 TV TUNER IF I3 I4 FM FM RADIO PRE-AMPLIFIER 7200-A TDA95XX FMR AUDIO CARRIER FILTERS QSS_AM_DEM_OUT 5201 +8V 1200 5.5MHz V4 7205 3221 7200-C TDA95XX 47 3222 V-OUT A13 +8V OSD B CRT 3316 3326 3317 3336 R +160V 1000 6, 7 1002 1003 V11 VIF_1 VIF_2 18 19 22 VIDEO IF AGC VIDEO PLL DEMOD. VIDEO AMPLIFIER 38 7311: 7313 V12 7321: 7323

File name l01.2a_aa_312278511160_a4_en.pdf

Colour Television Chassis L01.2A AA (SMALL SCREEN) CL 16532008_041.eps 160501 Contents 1. Technical Specifications, Connections and Chassis Overview 2. Safety & Maintenance Instructions, Warnings and Notes 3. Directions for Use 4. Mechanical Instructions 5. Service Modes, Error Codes and Faultfinding 6. Block Diagram, Testpoints, I2C And Supply Voltage Overview Block Diagram Testpoint Overview I2C And Supply Voltage Overview 7. Electrical Diagrams and PWB's Power Supply (Diagram A1) Line Deflection (Diagram A2) Frame Deflection (Diagram A3) Tuner IF (Diagram A4) Video IF and Sound IF (Diagram A5) Synchronization (Diagram A6) Control (Diagram A7) Audio Amplifier (Diagram A8) BTSC (Stereo/SAP) Decoder (Diagram A9) Audio/Video Source Switching (Diagram A10) Front I/O + Control, Headphon (Diagram A12) Rear I/O Cinch (Diagram A13) CRT Panel (Diagram B) Side AV (Diagram E) Side AV and Headphone Panel (Diagram E1) 8. Alignments 9. Circuit Description List of Abbreviations 10 Spare Parts List Page 2 4 5 19 20 27 28 29 Diagram 30 31 32 33 34 36 37 38 39 40 41 42 49 51 52 53 59 68 70 PWB 43-48 43-48 43-48 43-48 43-48 43-48 43-48 43-48 43-48 43-48 43-48 43-48 50 51 52 © 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. Printed in the Netherlands Subject to modification Published by RB 0168 Service PaCE 3122 785 11160 GB 2 1. L01.2A Technical Specifications, Connections and Chassis Overview 1. Technical Specifications, Connections and Chassis Overview Index: 1. Technical Specifications. 2. Connections. 3. Chassis Overview. Note: · Below described specifications are not valid for one product, but for the whole product range. See Product Survey for specific models. · Figures can deviate slightly from the actual situation, due to different set executions. A/V connections Channel selections Aerial input 1.1.2 Miscellaneous Audio output : 1 x 4 W or, : 2 x 3 W or, : 2 x 5 W + 10 W (sw) +2x3W : 90 - 276 V or, : 150 - 276 V : 50 Hz or, : 60 Hz : + 5 to + 45 deg. C : 90 % : 36 W (14") to : 52 W (21") : <3W : : : : : : FM-stereo NTSC 3.58, 4.43 PAL 60 100 channels U, V, S, H 75 W, IEC-type 1.1 1.1.1 Technical Specifications Reception Tuning system Colour systems : : : : PLL NTSC PAL B/G, D/K, I SECAM B/G, D/K, K1 : FM-mono Mains voltage Mains frequency Ambient temperature Maximum humidity Power consumption Standby Power consumption Sound systems 1.2 1.2.1 Connections Front (or Side) Connections and Front (or Top) Control V- V+ C- C+ Mono IR RED V- V+ C- C+ Video R L Audio - VOLUME + P+ VV+ PCL 16532016_020.eps 220501 - PROGRAM + Figure 1-1 A/V In (if present) 1 - Video CVBS (1 Vpp / 75 W) 2 - Audio L (0.2 Vrms / 10 kW) 3 - Audio R (0.2 Vrms / 10 kW) 4 - Headphone (8 - 60