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File name Ch. L9H.2E AA serv. manual.pdf

ColourTelevision rJlg! Ghassis AA lsДrr\ttl^rД 17 U!9\9 ft L9H.2E \2\9Ll Service QSall:n ili,6'ra-r \y Ut\r\9 NA Contents Page Contents 8. Alignments 9. Circuitdescription new circuitsand list of abbreviations 10. Sparepartslist Page 47 52 61 tt I 3 2 1. Technical Specifications instructions, 4 2. Safety-and maintenance warnings and notes. 6 for 3. Directions use 4. Mechanicalinstructions 9 5. Servicemodes,repairtips and faultfindingtrees 9 21 6. Wiringdiagram 22 l2C bus interconnection diagram 22t23 Supplyvoltagediagram Blockdiagram 24 Testpointsoverview oscillograms and 25 7. Electricaldiagram's en PWB's Diagram PWB (Diagram Powersupply 27/28 A1) 26 (Diagram42) 29 Horizontal deflection 27/28 (Diagram Verticaldeflection A3) 30 27128 (Diagram44) 30 27128 Synchronisation (Diagram Tuneren videolF A5) J I 27/28 Diversity 32 table45 (Diagram Video processing A6) 33 27128 (Diagram 27128 Control A7) 34 (Diagram Frontcontrol 27t28 A8) 35 (Diagram49) 36 AV Mono demodulator 27t28 (Diagram 27/28 Soundamplifier A10) J / (Diagram 1) 38 Headphone 41 27/28 (Diagram RearlO Cinches 27/28 A13) 39 (Diagram 40 41 CRT Panel B) (DiagramF) Externalpower supply 41 41 (Diagram 42 Clock Gl) 42 (Diagram Radio- SP/LS 42 Hl) 43 (Diagram Smartplug/ loudspeaker l) 45 45 (Diagram Smartcard intedace 46 44 J) i OCopyright reseNed 2OOO PhilipsConsumer ElectronicsB.V. Eindhoven,The Netherlands. rightsreserved. part of this publication All No may be reproduced, storedin a retrieval systemor transmitted, any formor by any means,electronic, in photocopying, otherwise mechanical, withoutthe priorpermission Philips. of or by Published FM 0062 ServicePaCE Printedin the Netherlands Subjectto modification I @ gzz785 1oo6s ,TV (A19 -\- PHILIP ]fl f @ Technicat Specifications 1. Technical Specifications 1.1 Introduction: 1.1.1 Range LgH.2EChassis Basic:This executionis provided with a "Smartloader"and "Externalloudspeaker socket". Basicplus:Same as "Basic"and additional with "Teletext" ane "LEDClock". Basicplus radio: Sameas "Basicplus"and additional with "FM radio". System:Sameas "Basicplus"and additionala DCM interface panel To the DCM interface panelso called"smartcards"can be connected. For poweringthe smartcard also when the set is switchedoff, an externalpowersupplyis added inside. 1.1.2 Remote controls Two types of remotecontrolsare available: - StandardRemotecontrolfor normalconsumeruse: - So called"set-up" remotecontrol, type T374A,This remote works on RCSsystem7 code . With this remotecontrol specificnon consumerfunctions can be executed. 1.1.3 TV Commercial Consumermode / The softwaregivesthe possibilityto switchbetween "commercial" "consumer mode". and In the consumermode a limiteduser functionsare avaiable. Selection can be peformed with the set up remote. " Selection: Presson remote control 0 2 4I9 5 and MENUkey, then use the "left"or "right"key to selectCommercial or Consumermode. Highlight STOREand press"left"or "right" key to store changes.TV will g