Saturday, July 7, 2018

Vizio, LG and TCL LCD TV SMPS schematics

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KLS 420SC-E SMPS (LG AND VIZIO 42 inch LCD TV power supply schematic Used ICs: BD9897FS, LM209, FDD8447L(FET) TCL 40E081-PWF...
Saturday, June 9, 2018

Hitachi LE29H306 – LCD TV SMPS schematic

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Used ICs:  MIP2M40MSSCF, FA5640N-C6-TE3, BD8779EFV-E2 SMPS Circuit diagram Back-light inverter  PWB

RCA L32HD32D – power board schematic

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Used ICs: MIP2F4(Switching regulator), PS2561AL 1-1-V(W) Optocoupler, SSC9501(Power control)
Tuesday, May 29, 2018

Aiwa XG990, NSX990, NSX992 compact disc stereo system – schematic

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Aiwa compact CD   stereo system circuit diagram – HE,U,C,E,K and Z models Click on the schematics to magnify
Saturday, May 26, 2018

A 715G6297 PSU Philips LCD TV SMPS – Power Board schematic

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Used ICs: PF6200, TK6A65D(FET), EL817M(X)-Opto-coupler, PF7001S, AO4286 All power supplies are a black box for Service. When de...
Thursday, May 17, 2018

Sanyo LCE 24R45FHD – LCD TV – how to enter the service mode, adjustments, firmware update

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Sanyo LCE 24R45FHD - software update, white balance adjustment, service mode, unit adjustment,  SMPS and audio output schematic, Universal...
Wednesday, May 16, 2018

AttacK VRF1230 – AMLIFIER circuit diagram – adjustments

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Preliminary Adjustments Connect the amplifier to the 127V mains with lamp in series;   Turn the ON / OFF switch and measure the DC vo...
Saturday, May 12, 2018

Grundig 19-2010 T DVD GBI0019 – SMPS and inverter schematics – YVL193 and YTF194

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Calling up the Service Mode  Press button MENU (TV Menu).  Enter the code number 8500. Exit the Service Mode  Press button MENU. So...