Thursday, 27 August 2020

Panasonic TNPA4221AK SMPS and Toshiba PCG33 Tape Deck Stereo Schematic

 Toshiba PCG33 Stereo Cassette Tape Deck  and  Panasonic TNPA4221AK SMPS schematics (Circuit diagram)

 Panasonic TNPA4221AK SMPS 

Used ICs  IC406  L6561, IC409  MIP3E3, IC501  M34509G4FP, IC510  BD9703FP, IC520 LSSK0087

Used in models  TH-42PH10AK, TH-42PH10AS, TH-42PH10MK, TH-42PH10MS, TH-42PH10GK, TH-42PH10TS, TH-42PR10A, TH-42PR10G, TH-42PR10M

Block diagram

Schematic diagram






Tape Deck Stereo Schematic Toshiba PCG33 Stereo

Used ICs: HA12058NT, TA7639P, TA7341P, TC9310N, LB1406, TA7354P, TD62193P


LG 52LG50FD, 52LG50FD-SA-Service adjustments-service mode entry-white balance adjustment-ADC component 1 RGB adjustment and more

  These adjustments are similar to 42LB7DF Because this is not a hot chassis, it is not necessary to use an isolation transformer. However...