Tuesday, November 12, 2019

Grundig UMS3000-GLR1100 – schematic - exploded view – wiring diagram PWBs

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When removing the Laser pick-up or the Servo PCB, the Laser pickup PCB must be provided with a protective soldered joint before unplugg...
Wednesday, October 9, 2019

Samsung PPM42H3 and Xoceco 6HA0182010 Model PH-50HA31 LCD TV – SMPS schematic

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Samsung PPM42H3 SMPS circuit diagram.    Used ICs - IC8131: STR-A6151, IC8261: L4981A, IC8301: STR-F6267, IC8441: NJM2374A, IC8531, IC85...
Wednesday, August 28, 2019

LT42Z49 JVC LCD TV SMPS schematic, digital schematic, connector voltage chart

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JVC LT-42Z49/AT, LT-42Z49/BAT, LT-42Z49/EAT, LT-42Z49/MAT, LT-42Z49/NASK, LT-42Z49/RACK, LT-42Z49/SAT, LT-42Z49/VAT [DVD-ROM No.SML2009...
Thursday, August 1, 2019

Akira 14RBS3WN CRT color TV – Service mode, fault finding, IC pin voltages, Default data values - CHASSIS TB1238 – Schematic

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Used Ics - TB1231N [video chroma jungle], TMP87PS38N [System control], AT24C16 [memory], BSC25-02AW23 [FBT], TDA7057AQ [audio output], T...
Sunday, July 7, 2019

CRT TV CT225BZ, CT565BZ Samsung K51Achassis schematic

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There are Mono and Stereo models.   Schematic for both included. Used ICs: TDA6108Q[Video output], TDA7266[Audio output], TDA7056B, Z89...
Tuesday, June 11, 2019

LCD 47XR2 Sanyo SMPS schematic, factory mode, software update

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1 682 342 81 : AUS, SS etc.  1 682 343 78 : INDIA Method of software upgrading Steps of software upgrading are as follows 1. S...
Thursday, May 30, 2019

Multi-use Stereo amplifier schematic - USB/FM, Keyboard, Guitar, Line in, Line out

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Used transistors are BC549, BC640C, BC556B, BC639, 2N5551, BC337, BC327, KSC340/MJE340, KSC350/MJE350, TIP41C, TIP42C All resistors a...
Saturday, May 18, 2019

Sony KDL 40HX701, KDL 32EX500, G2HE power board [SMPS] schematic

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Used ICs - TCP8119, MIP2H2, TK15A500[FET], CXA3809M[power control IC]