CES Las Vegas Report
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Tips, guides and reports for people repairing televisions and electronic equipment AND HO ME ELECTRONICS o REPAIR April 2004 £3.20 CES Las Vegas report Replacing the Painter chip Vintage radio repairs 0 4> Wireless broadband links 9 7700'32 6471'39 Satellite, Audio, Monitor, TV, VCR and DVD faults Classic, Europe's leader in remote control design are proud to launch the first handsets of the brand new SYSTEM RC range. These remotes, suitable for use with Philips rec using the RC2031 (8 level) and the RC2007/RC (4 level) handsets have full 4 and 8 level controls, plus Led indicators so you know what level you are in. The 8 level handset even has bi-colour Led's. These SYSTEM RC remotes are available now from your usual Classic distributor at a price that is anything but scary. For your free look up card giving more information on these handsets together with the 57 other types added to our range visit the Classic website, www.classic-electronics.co.uk and click on 'NEWS', contact your usual Classic distributor, phone us on 01635 278678 or email us at [email protected] rclassis Technical helpline 01635 278678 CONTENTS April 2004 Vol. 54, No. 6 Editor 323 Comment 350 Vintage repairs John A Reddihough TV — the low-dm‘n. Pete Roberts describes a couple of 'no-reception' faults with vintage radio equipment, a Radford FM [email protected] 324 Teletopics tuner and a Motorola car radio. Digital TV system for mobile phones. Analogue Deputy Editor TV switch-off proposal. Pioneer joints Euro 352 Wireless broadband links Tessa Winford HDTV project. BoxClever to be sold off. Top-Up Steve Beeching on the advantages of having a TV. Blue laser breakthrough. wireless broadband link for interne connection. Production Editor 326 CES Las Vegas 2004 354 DX and Satellite Reception Jane Massey Manufacturers worldwide use the annual Terrestrial DX and satellite TV reception reports. International Consumer Electronics Show to Broadcast and satellite TV news. A channel-pass announce or launch major new products and filter for Band I. Roger Bunney reports. Advertisement Sales developments. George Cole reports on the high- Luke Baldock lights of the show. 357 Monitors Guidance on repairing monitors and related equipment 01322 611 289 Fax 01322 616 376 358 Audio faults Editorial Assistant 359 Test Case 496 Caroline Fisher 360 Extended fault reports 01322 611 274 Reports on tricky or complex TV fault conditions that are too long for inclusion in our regular fault- finding section. Managing Editor Bill Evett 331 Workshop equipment guide 362 TV fault finding Eugene Trundle takes a look at what's good and what's new in the world of test gear and aids for 365 VCR clinic Publishing Director bench and field servicing. This second part con- Tony Greville centrates on some of the more recent technology 366 DVD faults we have to deal with, some ways of cost saving, aids and tools. Note that we ore unable to 368 Letters answer technical gue-ies over 345 Service casebook Picture and sound quality and an aerial mystery. Burn ups. The Philips LOI chassis. the telephone and cannot Michael Maurice on problems he's encountered in provide information NI spares the field and the workshop. 369 Help wanted other than that giver in our 346 Introduction to computer Spares Guide. networking 370 Web service Disclaimer In this concluding instalment of his latest series Useful websites for TV professionals, technicians We work hard to ensure that the Fawzi Ibrahim describes the Domain Numbering and enthusiasts. information presented in Television Service. is accurate. However, -elevision's 372 Books to buy publisher - Highbury Business - will not take responsibility for any The Television book service, with details of some 348 Replacing the Painter chip inrury or loss of earnings that may Philips refers to the main microcontroller IC in the of the titles you can order. result from applying information Al0E chassis as the Painter. It's a small, surface- presented in the magazine. It is mounted 100-pin device that can be the cause of 374 What a life! your responsibility to familiarise many symptoms. Particular care is required when I had the shop to myself for a while. Some faulty yourself with the laws Relating to replacing it. Martin Cole explains how to carry out TVs and a dead VCR. Then a visit from the shop dealing with your customers and suppliers, and with scéety the repair. steward. Donald Bullock's servicing commentary. practices relating to working with electrical/electronic circuitry - 376 Satellite notebook particularly os regards electric Audio narrative setting. Digital channel update. shock, fire hazards an3 explosions. Recording MPEG-2 signals on a DVD. Ku-band signals from Express 3A at 11°W. Digibox fault reports. Next issue, dated 379 Next month in Television May, on sale April 21 TELEVISION April 2004 14" CTV R/C 20" CTV R/C 28" WIDESCREEN 32" WIDESCREEN TECHNIKA MULTIREGION FROM FROM R/C TEXT FROM R/C FROM DVD FROM 1.4: ft gum . 6111111 t. 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Only 15.99 £34.99':dn' e5leUtPjt MORPRY RICHARDS PIRIPSRIClin11111111 fliSI AR M 110-1850 FIRST AUSTRIA PAC811111 2 SLICE TOASTER , 1.111111R111111 RIO 8111 MICHO HIFI SYSTEM Rat £7.49 £9.99 £84.99 b14.99 £29.99 TECHNICSSP-96 Mike MIslivtasber Panasonk HITAC HI HITACHI o o o MEMOS° NVGS10B Cv800/810 HTDK150EUK 11111118 ARU M 8881111.111 SWARMS '&11 £i3:99a £49.99 £269.99 £16.99 £119.99 IVW W.TRADEELECTRONIX. CO. UK INFO@TRADEELECTRONIX. C O. UK MUCH MORE TV'S VCR'S DVD'S HIFI'S ETC IN STOCK!! All Goods are Graded unless otherwise stated ,Goods are subject to Vat. carriage & availability Prices subject to change wi:hout prior notice Trade 30134 River street Digbeth Wham 85 5SA ElectroniX Te1:0121 773 3300 Fax 0121 773 2300 TV the low-down V has been a part of most people's points out that watching TV alters the daily lives for several generations. What is TV doing for human happiness of society in two ways: it makes TIt's remarkable the strides that this people more violent, and it makes them medium has taken in a relatively short happiness? Is it a benign or a less satisfied with what they have. There time span, from crude beginnings to its malign influence? has been much investigation into the effect current predominance — to the extent that of TV on violence: how, for example, it now provides front-page stories day children become more aggressive the after day in the popular press. At the end assess, especially on a mass scale. more time they spend watching TV. But of the nineteenth century TV was already Nevertheless a certain amount of research there seems to have been no such effect being written about by some visionaries. has been done. The outcome seems to be back in the Fifties. Why? Because in those The telephone and the telegraph had been that we are no happier now than we were days TV mirrored the level of violence in invented, also the cathode-ray tube a generation ago despite all the advances society, whereas today it grossly inflates (though in a very simple form), so signals that have made life easier, in the devel- violence. It also shows much bad behav- could be transmitted and there was the oped countries at any rate. In fact it seems iour that people come to accept as normal. possibility of remote picture displays. that in the US people are slightly less Then there is the wealth factor — TV Radio transmission was to follow shortly. happy than they were in the Fifties. The presents a world that exaggerates wealth It seems that as early as 1907 Boris situation appears to be much the same in and thus feeds dissatisfaction. In all, TV Rosing was able to demonstrate TV as a the UK. can cause general unhappiness. practical system at the St. Petersberg Various factors can be measured to It's difficult, in fact virtually impossi- Technical Institute, using a CRT as the determine general welfare: for example ble, to see what could be done about the display device. In 1908 A.A. Cambell crime, the number of broken families, and malign influence of TV. We can't ban TV. Swinton proposed a system that used elec- any increase in depression, alcoholism and Even totalitarian regimes can't suppress it tronic means both to produce the video the use of drugs.