MICROLAB A6331 – MICROLAB A6612 – HTS Circuit Diagram: 4558 – TDA7377 – TC4053 – TDA2030A

Schematic: Microlab A6612 and Microlab A6331 Home Theater system.  Used ICs: 4558 – TDA7377 – TC4053 – TDA2030A

A6331 - Circuit Diagram

A6612 Circuit Diagram

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ONIDA 14XS / 20XS / 21IQ - 14TVE / 20TVE / 21TVE - 21BLACK FGL (FTG) CRT TV - Circuit Diagram

Schematic - ONIDA 14XS / 20XS / 21IQ - 14TVE / 20TVE / 21TVE - 21BLACK FGL (FTG)

See the Service Mode & adjustments =>

Gradiente MS M320 – Mini Component System Circuit Diagram

Used ICs: TB2132FN – TC4052BP – BA3308 – LA4627 – SC9153A

Schematic [Click on the schematics to zoom in]

Philips Saturn 563 – Vacuum Tube Radio Schematic

Used Valves (Tubes): ECH81 - EF89 - EBF89 - EABC80 - EM80 - EL86 - EZ81

Schematic

Staner uPA8000 Amplifier 1600Watts RMS – Circuit Diagram (Schematic)

1600W per Channel - Staner uPA 8000 Hi-Power Amplifier - Circuit Diagram

Circuit diagram

Akira HTS 38DVD Schematic

AKIRA Home Theatre System – Circuit Diagram

Schematic - Tuner [Click on the schematics to magnify]

SMPS

Center and sub

Front Left & Right

RCA – THOMSUN ICC1 Chassis – CRT TV – Circuit Diagram

Used ICs: TDA2542 – MC14053 – TDA1048 – TDA1180 – TDA3030A – TDA1170S – TDA3300

Schematic

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Loewe CRT TV - Circuit Diagram

Used ICs: TDA7296 – TDA4653 – BUZ91A(FET) – TEA6422D – TEA6415 – MSP3411 – MC33079 – VPC323 – M27V322-100 EPROM – TS831-3IDT – SDA9488 – TDA9332-N2 – TSA5523M – TDA6111 – LM2574 – TE28F008 – KM416V – STI5500 – STV299B – CS4344 – LM2574M – MAX4546 – STV0056 – TDA6151-5X  

Schematic

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