Sunday, October 31, 2021

Samsung HT-F4500 5.1CH Blu-ray Home Entertainment System- amplifier and SMPS schematic, How to insert the region code

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  How to check the firmware version, How to update the firmware, How to initialize the set, Disassemble procedure,  amplifier and SMPS schem...
Friday, October 29, 2021

SONY KD-65AG9, KD-77AG9 Chassis GN5UR-SP-Self diagnostic, LED blinking codes and troubleshooting - Sony models KD77AG9, XBR77AG9, KJ55A9, KD55A9G OLED TVs

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  Sony GN5UR CHASSIS - KD-77AG9, KJ-77A9G, KD-77A9G, XBR-77AG9, XBR-55AG9, KD-55AG9, KJ-55A9G, KJ-55A9, KJ-65A9, KD-65A9, XBR-65A9G, KD-65A9...
Wednesday, October 06, 2021

Panasonic SA-AKX74LM CD stereo system - How to enter the service mode, self diagnostic, Demonstration lock, D-amp and SMPS schematic, Power board error codes

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  Always respect voltages. It makes sense to avoid exposure to electrical shock.   While some sources are expected to have a possible danger...
Wednesday, September 22, 2021

Philips 32PHT4002-40 – how to enter the factory mode, how to update the software, Alignments, how to select the panel code, SMPS (Power supply) Schematic

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  Factory Mode Press the following key sequence on a standard RC transmitter: “ 1999 ” directly followed by MENU Alignments Software Upgrad...
Wednesday, September 08, 2021

Philips FWM583 Mini System circuit diagram and adjustments

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    Always respect voltages. It makes sense to avoid exposure to electrical shock.   While some sources are expected to have a possible dang...