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...
Saturday, April 28, 2018

Haier HL24XD2 – Service mode, adjustments, SMPS- 715G3754P01W30003H and audio amplifier schematic

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Haier HL24XD2 23.6″ LCD TV Horizontal Frequency 31~68 KHz - Power Board 715G3754P01W30003H, Backlight inverter,   audio amplifier schemat...
Friday, April 20, 2018

Thomson KPS-L180C3-02 SMPS schematic (Circuit diagram)

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Thomson KPS-L180C3-02 SMPS – Used ICs: FAN7530, FSGM300, FSFR1700 Click on the schematics to magnify

KONKA KIP-L090E02C1-01 PSU LCD TV POWER SUPPLY, INVERTER - schematic

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Used;  AP3041, FAN7930, FSL206MR, FSFR1700, LM358. Used in KDL55XS718A.  Click on the schematics to zoom in