Sony SA-VA700 Service Manual Download Page 19 | Manualshive

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19

19

SAVA-700/SS-T100

5-9.

SCHEMATIC DIAGRAM – AMP Board –

•

See page 23 for IC Block Diagrams.

The components identified by mark

!

or dotted

line with mark

!

are critical for safety.

Replace only with part number specified.

(Page 15)

(Page 15)

(Page 14)

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Summary of Contents for SA-VA700

Page 1: ...E SPEAKER SYSTEM US Model AEP Model UK Model E Model SAVA 700 SS T100 Front Speaker Main Unit Center Rear Speaker SS T100 SPECIFICATIONS Photo Main Unit Photo SS T100 L ch R ch The SAVA 700 composed of the following table Continued on next page ...

Page 2: ...rinted Wiring Boards and Schematic Diagrams 11 5 2 Printed Wiring Board Main Board 12 5 3 Schematic Diagram Main Board 1 3 13 5 4 Schematic Diagram Main Board 2 3 14 5 5 Schematic Diagram Main Board 3 3 15 5 6 Printed Wiring Boards FILTER THERMO REG T2 T1 STANDBY AC SW Board 16 5 7 Schematic Diagram FILTER THERMO REG T2 T1 STANDBY AC SW Board 17 5 8 Printed Wiring Board AMP Board 18 5 9 Schematic ...

Page 3: ...peres Leakage current can be measured by any one of three methods 1 A commercial leakage tester such as the Simpson 229 or RCA WT 540A Follow the manufacturers instructions to use these instruments 2 A battery operated AC milliammeter The Data Precision 245 digital multimeter is suitable for this job 3 Measuring the voltage drop across a resistor by means of a VOM or battery operated AC voltmeter ...

Page 4: ... S WOOFER button 5 MASTER VOL buttons 6 STANDBY ON READY indicators 7 U button 1 TV IN jack 2 VIDEO IN jack 3 AUX IN jack 4 5 1CH INPUT FRONT REAR WOOFER CENTER jack 5 CONTROL S TV IN jack US model 6 WIRELESS REAR SPEAKER jack 7 CENTER SPEAKER terminal 8 REAR SPEAKERS terminal 9 R ch SPEAKER OUTPUT connector Rear View 1 2 3 4 5 6 7 8 9 ...

Page 5: ... 2 grille frame A ass y 3 screw BVTT4 25 6 screw BVTT4 25 4 washer BF 5 washer S L ch speaker section 7 flat wire CN503 8 connector CN907 1 grille frame B ass y º five screws BVTP3 8 connector Remove the amplifier section in arrow B direction Remove the panel L B in arrow A direction 9 eleven screws 4 20 B A ...

Page 6: ...two screws BVTP3 8 8 connector 6 screw BVTP3 8 4 two connectors CN601 603 º connector back panel L A 3 two screws BVTP3 8 9 cord bushing 1 Remove the amplifier section Refer to page 5 two screws BVTP3 8 two screws BVTP3 8 A Erect the Main board in arrow A direction two screws BVTP3 8 four screws BVTP3 8 ...

Page 7: ...1 heatsink Insert two connectors CN601 603 into the connectors CN301 911 on the MAIN board Attach the bracket to the heatsink with two screws chassis º Connect the power SW lead wire to STANDBY board connector CN907 Connect the flat wire to DISPLAY board connector CN503 Push the power SW Connect the MAIN board and chassis with two clip wires ...

Page 8: ...R MODE button returns default Note In each mode the volume is muted except for the channels that can be checked 4 To release the test mode push back button 4 2 KEY CHECK MODE Procedure 1 Push back button to turn the power OFF 2 Connect the lead wire to TP3 and TP4 on the KEY board 3 Push button to power ON 4 Let the lead wire short TP3 and TP4 5 Fluorescent indicator tube display KEY CHK 700 and e...

Page 9: ...ut stops 3 After the step 12 finished return the parameters to default values then turn the power OFF 7 To release the test mode push back button Checking Location KEY Board Conductor Side AMP CHK 700 AMP CHK 1 AMP CHK 2 AMP CHK 3 AMP CHK 4 AMP CHK 5 AMP CHK 6 AMP CHK 7 AMP CHK 8 AMP CHK 9 AMP CHK 10 AMP CHK 11 AMP CHK 12 STEP 0 1 2 3 4 5 6 7 8 9 10 11 12 INPUT VIDEO VIDEO VIDEO VIDEO VIDEO VIDEO ...

Page 10: ...is disabled Demonstration mode sequence H E L L O WELCOME TO SAVA 1 SOUND SYSTEM I AM SAVA 700 1 MY FEATURES ARE 4 INPUTS AND 5 1 SURROUND MODE LISTEN TO 1 MY SOUND 5 1 INPUT 5 1 CH IN OTHER INPUT PRO LOGIC 2 C STUDIO 2 HALL 2 STUDIUM 2 GAME 2 THANK YOU 2 Note 1 The demonstration mode operates with the input and volume position selected last 2 The input and volume are variable even during demonstr...

Page 11: ...unless otherwise specified internal component 2 nonflammable resistor 5 fusible resistor C panel designation U B Line V B Line Voltages and waveforms are dc with respect to ground under no signal conditions no mark AUDIO Voltages are taken with aVOM Input impedance 10 MΩ Voltage variations may be noted due to normal produc tion tolerances Waveforms are taken with a oscilloscope Voltage variations ...

Page 12: ...12 12 SAVA 700 SS T100 5 2 PRINTED WIRING BOARD MAIN Board See page 11 for Circuit Boards Location Page 16 Page 16 Page 16 Page 16 Page 16 Page 18 Page 20 Page 18 Page 18 Page 16 Page 16 ...

Page 13: ...05 G 8 D901 B 1 D902 C 4 D903 E 4 D904 E 4 D905 E 4 D906 E 4 D907 D 4 D908 D 4 D909 D 5 D910 D 5 D911 D 7 IC101 H 12 IC102 F 13 IC103 H 13 IC201 B 12 IC202 B 9 IC203 D 11 IC400 E 11 IC401 G 11 IC701 C 2 IC901 G 7 IC902 F 7 IC903 E 7 IC904 D 7 Q301 A 13 Q302 B 13 Q351 B 8 Q352 B 8 Q353 C 8 Q354 C 8 Q371 B 7 Q372 C 7 Q701 C 3 Q747 F 7 Q748 G 7 Q801 H 8 Q802 G 8 Q902 D 5 Page 17 Page 15 Page 14 The c...

Page 14: ...14 14 SAVA 700 SS T100 5 4 SCHEMATIC DIAGRAM MAIN Board 2 3 See page 22 for IC Block Diagrams Page 21 Page 17 Page 17 Page 19 Page 15 Page 13 ...

Page 15: ...C DIAGRAM MAIN Board 3 3 See page 23 for IC Block Diagrams The components identified by mark or dotted line with mark are critical for safety Replace only with part number specified Page 19 Page 13 Page 14 Page 19 Page 17 Page 17 Page 17 ...

Page 16: ...5 6 PRINTED WIRING BOARDS FILTER THERMO REG T2 T1 STANDBY AC SW Board See page 11 for Circuit Boards Location D351 B 1 D352 B 1 IC301 B 4 IC302 B 3 IC303 B 2 IC304 B 1 Q303 A 4 Q304 B 3 Q305 A 2 Q306 B 2 Q307 B 2 Q308 A 1 Page 12 Page 12 Page 12 Page 12 Page 12 Page 12 Page 12 ...

Page 17: ...HEMATIC DIAGRAM FILTER THERMO REG T2 T1 STANDBY AC SW Board The components identified by mark or dotted line with mark are critical for safety Replace only with part number specified Page 14 Page 15 Page 13 Page 15 Page 15 Page 14 ...

Page 18: ...r Location D601 B 3 D602 B 5 D603 B 5 D771 C 1 IC601 A 7 IC602 A 7 IC603 A 6 IC604 A 2 IC605 A 1 IC606 B 4 Q601 A 4 Q602 A 4 Q603 A 5 Q604 A 3 Q605 A 3 Q606 A 5 Q607 A 4 5 8 PRINTED WIRING BOARD AMP Board See page 11 for Circuit Boards Location Page 12 Page 12 Page 12 ...

Page 19: ... T100 5 9 SCHEMATIC DIAGRAM AMP Board See page 23 for IC Block Diagrams The components identified by mark or dotted line with mark are critical for safety Replace only with part number specified Page 15 Page 15 Page 14 ...

Page 20: ...tion DISPLAY Board Ref No Location D501 D 1 D502 D 1 D503 C 1 D507 C 1 IC501 B 2 IC502 C 1 IC503 B 5 Q501 C 1 Q502 C 4 Q503 C 4 Q504 C 1 Q505 C 1 5 10 PRINTED WIRING BOARDS DISPLAY LED KEY Board See page 11 for Circuit Boards Location Page 12 ...

Page 21: ...21 21 SAVA 700 SS T100 5 11 SCHEMATIC DIAGRAM DISPLAY LED KEY Board See page 22 for Waveform Page 14 ...

Page 22: ...RT2 RT3 RTOUT RSIN RS1 RS2 RS3 RSOUT RFIN RFOUT RROUT VSS CL DI CE VREF LROUT LFOUT LFIN LSOUT LS3 LS2 LS1 LSIN LTOUT LT3 LT2 LT1 LCOM LVRIN IC400 CXA8081S R B R B DC RS AGND DC OT NR R NR C RS OUT LS OUT R OUT L OUT R B VSS CLK DATA ENABLE DC LS DC IN VCC L IN R IN S IN VREF FCL IN FCR IN FCLS IN FCRS IN OSC VDD PDM PDM COUT SRA1 8K 20KH L P F DEC 5K 7K L P F B NR R STEREO VOL MUTE RS TRIM LS TRI...

Page 23: ... 39 38 37 36 35 34 33 32 31 30 29 28 L R RECT 27 26 25 P S VCS LOG OSC DEC N GEN N BPF N OH DIV BAL DET BALCONT VREF VR VR VCRX8 COMB NET CMODE SMUTE C TRIM P B P B P B P B R B R B R B P F L B P F L R RECT R RECT L RECT VLR LOG DUAL TIME P S 24 23 22 21 20 19 18 17 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 1 2 3 4 5 6 7 8 OVER LOAD DET F F OFFSET DET LATCH AUTORESET VCC ON MUTE AC OFF DET OVER LOAD D...

Page 24: ...ignal output to the MC14052BCP IC101 1 19 SEL B O Input select signal output to the MC14052BCP IC101 1 20 AVSS Ground terminal for A D converter 21 LR MUTE O Line muting on off control signal output for the front side speaker L muting on 22 C MUTE O Line muting on off control signal output for the center side speaker L muting on 23 S MUTE O Line muting on off control signal output for the rear sid...

Page 25: ... drive signal output of the STANDBY D510 indicator L LED on 50 READY LED O LED drive signal output of the READY D509 indicator L LED on 51 OPERATE LED O LED drive signal output of the ON D508 indicator L LED on 52 VDD Power supply terminal 5V 53 to 70 S24 to S7 O Segment drive signal output to the fluorescent indicator tube FL501 71 VLOAD Negative power supply terminal for the fluorescent indicato...

Page 26: ...1 259 1 PANEL L ASSY DUCT 2 X 4951 172 1 FRAME B ASSY GRILLE 3 X 4951 171 1 FRAME A ASSY GRILLE 4 4 951 733 01 CATCHER 5 4 914 430 11 SCREW 4X20 TAPPING 6 X 4951 169 1 PANEL L ASSY DISPLAY 7 1 673 490 11 KEY BOARD 8 4 951 620 01 SCREW 2 6X8 BVTP 9 4 217 606 01 FILTER 10 A 4419 459 A DISPLAY BOARD COMPLETE 11 4 874 614 61 SCREW BVTP 3 5X16 12 A 4411 501 A CABINET L ASSY SPEAKER 13 4 217 247 01 BASE...

Page 27: ... 61 1 783 531 31 CORD POWER US 62 3 703 244 00 BUSHING 2104 CORD 63 4 956 370 12 BAND PLUG FIXED 64 A 4419 457 A MAIN BOARD COMPLETE US 64 A 4419 468 A MAIN BOARD COMPLETE EXCEPT US 65 4 812 134 11 RIVET DIA 3 5 NYLON 66 A 4419 467 A AMP BOARD COMPLETE M371 1 698 792 11 FAN DC T900 1 433 761 11 TRANSFORMER POWER US T900 1 433 762 11 TRANSFORMER POWER EXCEPT US The components identified by mark or ...

Page 28: ...217 247 01 BASE Ref No Part No Description Remark Ref No Part No Description Remark 110 4 967 287 01 CUSHION A 111 4 218 224 01 PACKING B 112 4 218 223 01 PACKING A 113 4 874 614 61 SCREW BVTP 3 5X16 SP301 1 504 510 21 SPEAKER 2 5cm SP302 1 529 304 11 SPEAKER 8cm SP303 1 529 304 11 SPEAKER 8cm SP401 1 529 223 11 SPEAKER 16cm 101 111 104 110 104 110 112 104 104 SP401 not supplied not supplied SP301...

Page 29: ...Y GRILLE 152 4 874 614 61 SCREW BVTP 3 5X16 153 4 219 076 01 COVER 154 4 218 111 01 PANEL SIDE 155 A 4411 481 A CABINET ASSY SPEAKER 156 4 963 075 01 CATCHER SP501 1 504 510 21 SPEAKER 2 5cm SP502 1 529 304 11 SPEAKER 8cm SP503 1 529 304 11 SPEAKER 8cm not supplied not supplied SP501 SP502 153 154 151 153 155 156 152 152 152 SP503 156 154 ...

Page 30: ...0 11 ELECT 1uF 20 50V C639 1 126 963 11 ELECT 4 7uF 20 50V C640 1 136 163 00 FILM 0 068uF 5 50V C641 1 136 163 00 FILM 0 068uF 5 50V C642 1 162 282 31 CERAMIC 100PF 10 50V C643 1 126 934 11 ELECT 220uF 20 10V C644 1 162 194 31 CERAMIC 3 9PF 10 50V C645 1 102 989 00 CERAMIC 68PF 5 500V C646 1 136 275 11 FILM 390PF 5 630V C647 1 128 560 11 ELECT 22uF 20 100V C648 1 128 560 11 ELECT 22uF 20 100V C649...

Page 31: ...22 10 2W F R639 1 217 151 00 METAL 0 22 10 2W F R640 1 249 417 11 CARBON 1K 5 1 4W R641 1 247 863 91 CARBON 22K 5 1 4W R642 1 249 393 11 CARBON 10 5 1 4W R643 1 249 401 11 CARBON 47 5 1 4W R644 1 249 421 11 CARBON 2 2K 5 1 4W R645 1 249 417 11 CARBON 1K 5 1 4W R646 1 249 417 11 CARBON 1K 5 1 4W R647 1 249 421 11 CARBON 2 2K 5 1 4W R648 1 249 393 11 CARBON 10 5 1 4W F R649 1 249 393 11 CARBON 10 5 ...

Page 32: ... 11 CARBON 47K 5 1 4W R550 1 249 437 11 CARBON 47K 5 1 4W R551 1 249 437 11 CARBON 47K 5 1 4W R552 1 249 437 11 CARBON 47K 5 1 4W R553 1 249 437 11 CARBON 47K 5 1 4W R554 1 249 437 11 CARBON 47K 5 1 4W R555 1 249 417 11 CARBON 1K 5 1 4W R556 1 249 429 11 CARBON 10K 5 1 4W R560 1 249 415 11 CARBON 680 5 1 4W R561 1 249 415 11 CARBON 680 5 1 4W R562 1 249 417 11 CARBON 1K 5 1 4W R564 1 249 417 11 CA...

Page 33: ...1 4W R345 1 247 863 91 CARBON 22K 5 1 4W 1 673 490 11 KEY BOARD R523 1 249 417 11 CARBON 1K 5 1 4W R524 1 249 419 11 CARBON 1 5K 5 1 4W R525 1 249 421 11 CARBON 2 2K 5 1 4W R527 1 249 417 11 CARBON 1K 5 1 4W R528 1 249 419 11 CARBON 1 5K 5 1 4W R529 1 249 421 11 CARBON 2 2K 5 1 4W R557 1 247 843 11 CARBON 3 3K 5 1 4W SWITCH S501 1 762 875 21 SWITCH KEYBOARD INPUT S502 1 762 875 21 SWITCH KEYBOARD ...

Page 34: ...1 126 964 11 ELECT 10uF 20 50V C410 1 126 934 11 ELECT 220uF 20 16V C411 1 126 964 11 ELECT 10uF 20 50V C412 1 136 164 00 FILM 0 082uF 5 50V C413 1 126 959 11 ELECT 0 47uF 20 50V C414 1 126 964 11 ELECT 10uF 20 50V C415 1 137 367 11 FILM 0 0033uF 5 50V C416 1 136 177 00 FILM 1uF 5 50V C418 1 126 964 11 ELECT 10uF 20 50V C419 1 136 164 00 FILM 0 082uF 5 50V C420 1 126 934 11 ELECT 220uF 20 16V C421...

Page 35: ... AC D701 8 719 991 33 DIODE 1SS133T 77 D703 8 719 991 33 DIODE 1SS133T 77 D704 8 719 991 33 DIODE 1SS133T 77 D705 8 719 991 33 DIODE 1SS133T 77 D706 8 719 991 33 DIODE 1SS133T 77 D707 8 719 991 33 DIODE 1SS133T 77 D708 8 719 991 33 DIODE 1SS133T 77 D751 8 719 991 33 DIODE 1SS133T 77 D801 8 719 933 59 DIODE HZS9C1LTD D802 8 719 991 33 DIODE 1SS133T 77 D803 8 719 991 33 DIODE 1SS133T 77 D804 8 719 9...

Page 36: ... 249 429 11 CARBON 10K 5 1 4W R303 1 249 441 11 CARBON 100K 5 1 4W MAIN R304 1 249 417 11 CARBON 1K 5 1 4W R305 1 249 429 11 CARBON 10K 5 1 4W R306 1 249 441 11 CARBON 100K 5 1 4W R351 1 249 437 11 CARBON 47K 5 1 4W R352 1 249 437 11 CARBON 47K 5 1 4W R353 1 249 437 11 CARBON 47K 5 1 4W R354 1 249 437 11 CARBON 47K 5 1 4W R371 1 249 425 11 CARBON 4 7K 5 1 4W R372 1 249 441 11 CARBON 100K 5 1 4W R3...

Page 37: ...2P CNP910 1 793 419 11 CONNECTOR BOARD TO BOARD 4P CNP990 1 793 419 11 CONNECTOR BOARD TO BOARD 4P DIODE D950 8 719 991 33 DIODE 1SS133T 77 D951 8 719 200 82 DIODE 11ES2 NTA1B D952 8 719 200 82 DIODE 11ES2 NTA1B D953 8 719 200 82 DIODE 11ES2 NTA1B D954 8 719 200 82 DIODE 11ES2 NTA1B D955 8 719 991 33 DIODE 1SS133T 77 FUSE F901 1 532 388 31 FUSE T2AL 250V EXCEPT US F901 1 533 420 11 FUSE GLASS CYLI...

Page 38: ...ANSFORMER POWER EXCEPT US HARDWARE LIST 1 7 685 887 09 SCREW BVTT 4X25 S 2 7 685 646 79 SCREW BVTP 3X8 TYPE2 N S 3 7 685 881 09 SCREW BVTT 4X8 S ACCESSORIES PACKING MATERIALS 1 418 291 11 REMOTE COMMANDER RM J70 1 475 042 11 ADAPTOR AEP UK 1 590 480 11 CORD CONNECTION AUDIO 1 751 347 11 CORD CONNECTION SPEAKER 10m 1 769 433 21 CORD SPEAKER 2 5m 1 790 399 11 CORD CONNECTION MAIN UNIT L R CABLE 3 86...

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