Sony TA-AV571 - Integrated A/v Amplifier Service Manual Download Page 1

— 1 —

SERVICE MANUAL

US Model

INTEGRATED AV AMPLIFIER

MICROFILM

TA-AV571

SPECIFICATIONS

Summary of Contents for TA-AV571 - Integrated A/v Amplifier

Page 1: ... 1 SERVICE MANUAL US Model INTEGRATED AV AMPLIFIER MICROFILM TA AV571 SPECIFICATIONS ...

Page 2: ...iginal service problem perform the follow ing safety checks before releasing the set to the customer Check the antenna terminals metal trim metallized knobs screws and all other exposed metal parts for AC leakage Check leakage as described below LEAKAGE The AC leakage from any exposed metal part to earth Ground and from all exposed metal parts to any exposed metal part having a return to chassis m...

Page 3: ...he same time Press the 3 CLASSIC button and DBFB ON OFF button at the same time Press the 3 CLASSIC button and DBFB ON OFF button at the same time 1 For checking if the fluorescent indicator tube and LED are lit completely 2 When the AMP check mode is set AMP is displayed on the fluorescent indicator tube As this mode is not used for servic ing perform step 2 to enter the KEY check mode 3 When the...

Page 4: ... Display window 8 button 9 SOUND CONTROL indicators BASS TREBLE CENTER REAR º CONTROL MODE buttons BASS TREBLE CENTER REAR DBFB indicator DBFB ON OFF button MASTER VOLUME Knob PHONO button 5 GAME button TUNER button 4 MOVIE button CD button ª 3 CLASSIC button º TAPE button 2 POPS button VIDEO 2 button 1 ROCK button VIDEO 1 button PHONES jack 1 2 3 4 5 6 7 8 0 9 ª º This section is extracted from i...

Page 5: ...ed in each block 6 MAIN SECTION 1 5 2Vp p 3 2 WAVEFORMS 8MHz T 2 board T 1 board POWER board REAR SP board MAIN board VR board DISPLAY board H P board IC202 2 IC401 X1 4 2Vp p 5MHz PANEL SECTION Note The components identi fied by mark or dotted line with mark are critical for safety Replace only with part number specified B B Line B B Line Voltage and waveforms are dc with respect to ground under ...

Page 6: ......

Page 7: ......

Page 8: ......

Page 9: ......

Page 10: ......

Page 11: ......

Page 12: ...CS TH VCS 1 VCS 2 BPF1 BPF2 VREF S CH DC OUT C CH DC OUT L CH DC OUT R CH DC OUT VREF L BPF1 L BPF2 L BPF3 DC CUT DC CUT R RECT L RECT VLR TH VLR 1 VLR 2 IC201 LA2786 3 8 IC BLOCK DIAGRAMS IC101 LC7822 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16 CONTROL LATCH SHIFT RESISTOR LEVEL SHIFT CL DI CE VEE OUT IN OUT IN OUT IN VSS S RESET VDD OUT IN IN OUT IN OUT IN IC...

Page 13: ...ignal output Headphone relay ON OFF drive signal output PHONES jack in distinction pin Destination distinction pin Connected to ground Key matrix input Key matrix input 5V power supply 5V power supply Backup signal input Not used Ground X tal 5 MHz X tal 5 MHz BASS LED drive signal output TREBLE LED drive signal output CENTER LED drive signal output REAR LED drive signal output DBFB LED drive sign...

Page 14: ...gnal input Protect signal input SIRCS signal input Ground Volume IC signal Volume IC signal Volume IC signal 5V power supply Ground Line mute control output Bridge relay drive signal output STANDBY LED drive signal output Ground Ground FL segment signal output 28V power supply for FLUORESCENT INDICATOR TUBE FL segment signal output Not used Not used FL segment signal output 42 43 44 45 46 47 48 49...

Page 15: ...r dotted line with mark are critical for safety Replace only with part number specified 4 1 CASE AND BACK PANEL SECTION 2 3 4 1 7 6 5 9 9 9 8 1 1 1 1 1 1 1 1 1 3 3 T901 1 1 1 1 FRONT PANEL not supplied CNP901 Ref No Part No Description Remark Ref No Part No Description Remark 7 3 703 244 00 BUSHING 2104 CORD 8 4 979 945 01 CASE 414532 9 3 704 366 01 SCREW CASE M3X8 CNP901 1 690 609 21 CORD POWER T...

Page 16: ...ON P T 61 4 979 941 01 BUTTON SUR 62 4 979 935 01 BUTTON F 6 63 1 664 989 11 VR BOARD 64 4 921 941 01 CUSHION FL 65 4 979 943 01 HOLDER FL TUBE 66 A 4392 768 A DISPLAY BOARD COMPLETE 67 1 769 867 11 WIRE FLAT TYPE 5 CORE 68 1 773 183 11 WIRE FLAT TYPE 23 CORE 69 4 951 620 01 SCREW 2 6X8 BVTP 70 4 982 814 01 LENS SUR 71 4 982 816 01 BOX SUR LED 72 4 982 815 01 LENS CON 73 4 982 817 01 BOX CON LED F...

Page 17: ...RD 103 A 4392 766 A MAIN BOARD COMPLETE 104 4 985 642 01 CUSHION 105 4 977 358 11 CUSHION 8X12 5 106 X 3371 405 1 FOOT SMALL ASSY 107 4 979 946 01 PLATE 432 BOTTOM Q603 8 749 010 25 TRANSISTOR MN2488 OPY M Q604 8 749 010 26 TRANSISTOR MP1620 OPY M Q653 8 749 010 25 TRANSISTOR MN2488 OPY M Q654 8 749 010 26 TRANSISTOR MP1620 OPY M Q703 8 749 010 25 TRANSISTOR MN2488 OPY M Q704 8 749 010 26 TRANSIST...

Page 18: ... 719 313 45 DIODE SEL6810A TH10 BASS SOUND D408 8 719 313 45 DIODE SEL6810A TH10 TREBLE SOUND D409 8 719 313 45 DIODE SEL6810A TH10 CENTER SOUND D410 8 719 313 45 DIODE SEL6810A TH10 REAR CONTROL D411 8 719 032 98 DIODE SEL5820A DBFB D412 8 719 032 98 DIODE SEL5820A DBFB D413 8 719 032 98 DIODE SEL5820A DOLBY PRO LOGIC D414 8 719 032 98 DIODE SEL5820A DOLBY PRO LOGIC D415 8 719 313 45 DIODE SEL681...

Page 19: ...SWITCH TACTILE TREBLE CONTROL MODE S410 1 762 751 11 SWITCH TACTILE CENTER CONTROL MODE S411 1 762 751 11 SWITCH TACTILE REAR CONTROL MODE S412 1 762 751 11 SWITCH TACTILE DBFB ON OFF S413 1 762 751 11 SWITCH TACTILE 1 ROCK SOUND FIELD S414 1 762 751 11 SWITCH TACTILE 2 POPS SOUND FIELD S415 1 762 751 11 SWITCH TACTILE 3 CLASSIC SOUND FIELD S416 1 762 751 11 SWITCH TACTILE 4 MOVIE SOUND FIELD S417...

Page 20: ... ELECT 4 7uF 20 50V C310 1 128 551 11 ELECT 22uF 20 25V C311 1 126 963 11 ELECT 4 7uF 20 50V C312 1 126 963 11 ELECT 4 7uF 20 50V C313 1 136 165 00 FILM 0 1uF 5 50V C314 1 136 165 00 FILM 0 1uF 5 50V C315 1 136 165 00 FILM 0 1uF 5 50V C316 1 136 165 00 FILM 0 1uF 5 50V C317 1 136 169 00 FILM 0 22uF 5 50V C318 1 136 169 00 FILM 0 22uF 5 50V C319 1 136 169 00 FILM 0 22uF 5 50V C320 1 126 959 11 ELEC...

Page 21: ...J102 1 766 558 31 JACK PIN 8P TAPE IN VIDEO 2 VIDEO 1 AUDIO IN VIDEO 1 AUDIO OUT J103 1 774 785 11 JACK PIN 1P MIX AUDIO OUT COIL L201 1 410 509 11 INDUCTOR 10uH L202 1 410 509 11 INDUCTOR 10uH L601 1 420 872 00 COIL AIR CORE L651 1 420 872 00 COIL AIR CORE L701 1 420 872 00 COIL AIR CORE L751 1 420 872 00 COIL AIR CORE TRANSISTOR Q201 8 729 922 37 TRANSISTOR 2SD2144S Q202 8 729 922 37 TRANSISTOR ...

Page 22: ... 1 4W R224 1 249 421 11 CARBON 2 2K 5 1 4W F R225 1 249 421 11 CARBON 2 2K 5 1 4W F R226 1 249 411 11 CARBON 330 5 1 4W R227 1 249 417 11 CARBON 1K 5 1 4W F R301 1 249 429 11 CARBON 10K 5 1 4W R302 1 249 429 11 CARBON 10K 5 1 4W R303 1 249 429 11 CARBON 10K 5 1 4W R304 1 249 426 11 CARBON 5 6K 5 1 4W R305 1 249 426 11 CARBON 5 6K 5 1 4W R306 1 249 432 11 CARBON 18K 5 1 4W R307 1 249 421 11 CARBON ...

Page 23: ...W F R768 1 249 389 11 CARBON 4 7 5 1 4W F R770 1 249 419 11 CARBON 1 5K 5 1 4W F R771 1 249 427 11 CARBON 6 8K 5 1 4W F R773 1 249 437 11 CARBON 47K 5 1 4W R778 1 249 419 11 CARBON 1 5K 5 1 4W F R779 1 249 419 11 CARBON 1 5K 5 1 4W F R781 1 249 433 11 CARBON 22K 5 1 4W R801 1 249 381 11 CARBON 1 5 1 4W F R802 1 249 381 11 CARBON 1 5 1 4W F R803 1 247 739 11 CARBON 100 5 1 2W F R804 1 249 425 11 CA...

Page 24: ...SCELLANEOUS 67 1 769 867 11 WIRE FLAT TYPE 5 CORE 68 1 773 183 11 WIRE FLAT TYPE 23 CORE CNP901 1 690 609 21 CORD POWER FL401 1 517 512 11 INDICATOR TUBE FLUORESCENT Q603 8 749 010 25 TRANSISTOR MN2488 OPY M Q604 8 749 010 26 TRANSISTOR MP1620 OPY M Q653 8 749 010 25 TRANSISTOR MN2488 OPY M Q654 8 749 010 26 TRANSISTOR MP1620 OPY M Q703 8 749 010 25 TRANSISTOR MN2488 OPY M Q704 8 749 010 26 TRANSI...

Reviews: