Matsushita Electric SE-HD550 Service Manual Download Page 24

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CN106

Q301
2SC3940AQSTA

REGULATOR

D322

RL1N4003N02

C305

100

C302

0.01

R301

3.9K

D310

RL1N4003N02

C303

25V100

D303

MA4160MT

C301

25V4.7

R366

10K

R331

C304

100

C313

0.01

D304

C308

2200

D307

C311

0.01

C309

25V470

D308

D309

R311

3.3

D313

RL1N4003N02

D312

MA4051MT

R309

330

Q311
2SC3311ATA

LED DRIVE

R314

3.9K

R313

47K

R364

R365

Q307
2SC3311ATA

RELAY DRIVE

CN109

CN110

R310

680

IC301
M5218AFPE3

BUFFER AMP

IC302
M5218AFPE3

BUFFER AMP

R350
100K

C350
100P

C352

1500P

R356

10K

C356

3900P

R348

10K

R354

10K

C184

16V10

R349
100K

C349
100P

C351

1500P

R355

10K

R347

10K

C355

3900P

R353

10K

C183

16V10

R338

330

C336
100P

R328

82K

C338

15P

C334

1000P

C340
330P

R324

8.2K

C332

1000P

R327

82K

C337

15P

C333

1000P

C339

330P

C335
100P

R323

8.2K

C331

1000P

C341

0.01

C343

16V10

D325

MA4075MT

R337

330

C353

0.01

C357

25V10

C342

0.01

C344

16V10

D326

MA4075MT

C354

0.01

C358

25V10

C188

16V33

C187

16V33

C360

50V0.22

C359

50V0.22

R330

R329

D308,309

RL1N4003N02

D331

MA165TA

C391

0.1

C329

100

D320

D321

D319

C325

C324

D318

C323

R318

R317

4.7K

C322

0.01

C321

35V10

D315

MA4240MT

C317

35V100

Q308
2SB621AQRSTA

REGULATOR

D316

D317

R319

100

C328

0.1

C312

0.01

R307

10K

R306

47K

D316-321

RL1N4003N02

D304,307

1N5402BM21

D306

RL1N4003N02

D305

RL1N4003N02

Q312
2SD592AQRSTA

REGULATOR

Q313
2SB621AQRSTA

REGULATOR

C348

0.01

R344

R345

C347

25V10

C362

25V10

D329

MA4120MT

D328

MA4120MT

C361

25V10

C346

25V10

C345

0.01

R343

R341

C319

330

D330

MA165T

:AUDIO SIGNAL LINE

:NEGATIVE VOLTAGE LINE

:POSITIVE VOLTAGE LINE

-15.4V

-20.8V

-14.8V

20.8V

15.4V

14.8V

-14.8V

-12.2V

12.2V

-14.8V

14.8V

-48.1V

-24.4V

-25V

0.7V

21V

-21V

30.6V

16.3V

15.7V

Summary of Contents for SE-HD550

Page 1: ...0104081C3 Amplifier SE HD550 Colour N Gold Type Area GN Oceania SPECIFICATIONS 2001 Matsushita Electric Industrial Co Ltd All rights reserved Unauthorized copying and distribution is a violation of law 1 ...

Page 2: ...ted if either of the following conditions is noticed No sound is heard when the power is supplied Sound stops during a performance The functions of this circuitry is to prevent circuitry damage if for example the positive and negative speaker connection wires are shorted or if speaker systems with an impedance less than the indicated rated impedance of this unit are used If this occurs follow the ...

Page 3: ...power supply cord RJA0035 X 1 pc AM loop antenna set RSA0033B 1 pc FM indoor antenna RSA0006 J 1 pc Speaker cords REE1057 Red Black 2 pcs REE0853 Blue Gray 2 pcs Remote control transmitter EUR7702010 1 pc 3 ...

Page 4: ...Replacement Procedures This section describes procedures for checking the operation of the major printed circuit boards and replacing the main components For reassembly after operation checks or replacement reverse the respective procedures Special reassembly procedures are described only when required 5 1 Checking for the power supply P C B 4 ...

Page 5: ... Check the power supply P C B as shown below 5 2 Checking for the operation P C B Follow the Step 1 Step 3 of item 5 1 Check the operation P C B as shown below 5 ...

Page 6: ...5 3 Checking for the main P C B Follow the Step 1 Step 3 of item 5 1 Check the main P C B as shown below 6 ...

Page 7: ...ep 3 of item 5 3 6 To Supply Power Source and Signal Check To operate this unit SE HD550 normally it is necessary to connect to the unit ST HD550 When operating the unit SE HD550 be sure to connect to the unit ST HD550 by connection cable 1 Connect with the Tuner ST HD550 Refer to Fig 6 1 7 ...

Page 8: ...SELECTER to select the external source EXT of the Amplifier SE HD550 6 Input a sound signal to external input terminal of the Tuner ST HD550 and confirm to be outputted from the speaker Both High and Low Fig 6 1 7 Schematic Diagram Notes This schematic diagram may be modified at any time with the development of new technology Notes S501 Power standby on switch I S503 Bass down switch BASS S504 8 ...

Page 9: ...erefore there may exist some errors in the voltage values depending on theinternal impedance of the DC circuit tester No mark Power ON Important safety notice Components identified by mark have special characteristics important for safety Furthermore special parts which have purposes of fire retardant resistors high quality sound capacitors low noise resistors etc are used When replacing any of co...

Page 10: ... and signal line Positive voltage line Negative voltage line Audio signal line 8 Schematic Diagram 9 Printed Circuit Board Diagram 10 Type Illustration of ICs Transistors and Diodes 11 Wiring Connection Diagram 12 Block Diagram 13 Replacement Parts List Notes Important safety notice Components identified by mark have special characteristics important for safety Furthermore special parts which have...

Page 11: ...t Retention Time is Limited for this item After the discontinuation of this assembly in production the item will continue to be available for a specific period of time The retention period of availability is dependenton the type of assembly and in accordance with the laws governing part and product retention After the end of this period the assembly will no longer be available All parts are suppli...

Page 12: ...RGU1936 S BUTTON POWER 1 12 RGW0357 S KNOB VOLUME 1 13 RGW0362 S KNOB SELECTOR 1 14 RHD26016 SCREW 1 15 RHN90001 NUT 2 16 XTBS26 8J SCREW 4 17 XTBS3 8JFZ1 SCREW 9 18 RGN1995C K NAME PLATE 1 19 XTB3 20JFZ SCREW 4 20 XTB3 8JFZ SCREW 2 21 XTW3 15T SCREW 2 22 RKM0412C N CABINET 1 23 XTB3 6JFZ SCREW 4 25 RGK1328 S SIDE ORNAMENT L 1 26 RGK1329 S SIDE ORNAMENT R 1 27 RGK1332 N VOLUME ORNAMENT 2 28 RKW062...

Page 13: ...2 C142 ECA1HAM470XB 50V 47U 1 C143 ECKR2H102ZF5 500V 1000P 1 C149 50 ECBT1H223KB5 50V 0 022U 2 F1D1H223A012 C151 54 ECBT1H821KB5 50V 820P 4 F1D1H821A012 C155 56 ECBT1H104ZF5 50V 0 1U 2 F1E1H104A001 C183 84 ECA1CAK100XB 16V 10U 2 C187 88 ECA1CAK330XB 16V 33U 2 C189 ECBT1H104KB5 50V 0 1U 1 C190 RCE0JKA470BG 6 3V 47U 1 F2A0J470A014 C199 ECBT1C222KR5 16V 2200P 1 C201 ECA1CAK100XB 16V 10U 1 C301 ECA1EA...

Page 14: ...C328 ECBT1H104ZF5 50V 0 1U 1 F1E1H104A001 14 ...

Page 15: ...10 ECBT1H103KB5 50V 0 01U 2 C511 12 ECA1EAK4R7XB 25V 4 7U 2 C513 14 ECA1HAK010XI 50V 1U 2 ECA1HAK010XB C515 16 ECBT1H473ZF5 50V 0 047U 2 C517 ECA0JAK221XB 6 3V 220U 1 C520 21 ECA1HAK010XI 50V 1U 2 ECA1HAK010XB C601 02 ECA1EAM472XE 4700U 2 C603 ECQE1104KF3 100V 0 1U 1 CN110 RJU100W07 CONNECTOR 7P 1 K1KB07A00018 CN112 RJU100W07 CONNECTOR 7P 1 K1KB07A00018 CN202 SJS305 1 CONNECTOR 3P 1 CN401 08 RJS1A...

Page 16: ...01 RSN314H41 IC 1 IC301 02 M5218AFPE3 IC 2 C0ABBB000163 IC501 M5218AFPE3 IC 1 C0ABBB000163 JK101 SJS9236 1 JACK AC IN 1 K2AA2B000002 JK102 03 K4BC04B00029 JACK SPEAKERS 2 JK501 RJJ37TN01 2C JACK PHONES 1 K2HC103B0106 L101 RLQZ371 COIL 1 ELF15N035AN L103 06 RLQYR73MW1 0 COIL 4 G0ZZ00001606 P1 RPG5244 PACKING CASE SE RS 2 P1 RPG5245 PACKING CASE ST SL 2 P2 RPN1388 PAD SE 1 P2 RPN1389 PAD ST SL 2 P2 ...

Page 17: ...Q114 15 2SC3311ATA TRANSISTOR 2 2SC3311A0A 17 ...

Page 18: ...S2FJ182 1 4W 1 8K 2 R115 16 ERDS2FJ273 1 4W 27K 2 R117 18 ERDS2FJ100 10 2 R119 20 ERDS1FJ100 10 2 R121 ERDS2FJ823 1 4W 82K 1 R122 ERDS2FJ124 1 4W 120K 1 R123 24 ERDS2FJ473 1 4W 47K 2 R137 38 ERDS2FJ182 1 4W 1 8K 2 R139 40 ERDS2FJ473 1 4W 47K 2 R143 44 ERDS2FJ100 10 2 R147 48 ERDS1FJ100 10 2 R151 ERDS2FJ823 1 4W 82K 1 R152 ERDS2FJ124 1 4W 120K 1 R153 54 ERDS2FJ102 1 4W 1K 2 R155 ERDS1FJ471 470 1 R1...

Page 19: ... 10K 2 R349 50 ERDS2FJ104 1 4W 100K 2 R353 56 ERDS2FJ103 1 4W 10K 4 R361 62 ERDS2FJ102 1 4W 1K 2 R364 65 ERDS2FJ560 1 4W 56 2 R366 ERDS2FJ103 1 4W 10K 1 R501 04 ERDS2FJ470 1 4W 47 4 R505 06 ERDS2FJ153 1 4W 15K 2 R507 08 ERDS2FJ332 1 4W 3 3K 2 R509 10 ERDS2FJ223 1 4W 22K 2 R511 14 ERDS2FJ102 1 4W 1K 4 R515 16 ERDS2FJ223 1 4W 22K 2 R517 ERDS2FJ561 1 4W 560 1 R519 20 ERDS2FJ102 1 4W 1K 2 R521 ERDS2FJ...

Page 20: ...Pcs Remarks S501 EVQ11G05R SW POWER 1 S503 07 EVQ11G05R SW PUSH 5 VR501 K9AA012A0003 V R INPUT SELECTOR 1 VR502 EVEKC2F2524B V R VOLUME 1 W301 REX0962 FLAT CABLE 20P 1 Z101 ERZV10V511CS COMPONENT COMBINATION 1 14 Cabinet Parts Location 20 ...

Page 21: ...15 Packaging 21 ...

Page 22: ...F010400000YM KH 22 ...

Page 23: ...ATION CIRCUIT POWER SUPPLY CIRCUIT D501 MA165TA R526 1K R527 2 2K C511 25V4 7 R529 4 7K D502 MA165TA Q505 UN4111TA MUTING CONT 12 13 R539 150K 1 2 3 4 5 6 7 8 R517 560 D508 D509 D508 509 SELS5923C ILLUMINATION R535 470 D510 SLR 325MC VGCA R520 1K R525 10K R524 15K VR501 K9AA012A0003 INPUT SELECTOR R531 10K R530 15K S503 BASS S504 BASS S505 VGCA R521 820 R523 1K R532 1 2K R533 1 5K R534 1 8K S506 T...

Page 24: ... R323 8 2K C331 1000P C341 0 01 C343 16V10 D325 MA4075MTA R337 330 C353 0 01 C357 25V10 C342 0 01 C344 16V10 D326 MA4075MTA C354 0 01 C358 25V10 C188 16V33 C187 16V33 C360 50V0 22 C359 50V0 22 R330 1K R329 1K D308 309 RL1N4003N02 J O N M L A B C D E F G H C A B D P Q C F E H G G H F E I K D B A D331 MA165TA C391 0 1 C329 100 D320 D321 D319 C325 47 C324 47 D318 C323 10 R318 10 R317 4 7K C322 0 01 C...

Page 25: ... H R118 10 L106 0 7 H R144 10 7 7 8 8 D602 1N5402BM21 C601 4700 C602 4700 D601 1N5402BM21 D604 1N5402BM21 D603 1N5402BM21 C603 0 1 CN401 CN403 CN404 CN405 CN406 CN407 CN408 FP404 RSFMB40KT L FP402 RSFMB70KT L FP401 RSFMB70KT L 3 2 1 3 1 2 4 D107 MA165TA C129 330 D104 D102 D101 D103 D106 MA165TA R154 1K R153 1K D105 MA165TA D101 104 RL1N4003N02 CN202 PT102 1 2 3 4 C MAIN CIRCUIT E POWER TRANSFORMER...

Page 26: ...A165TA R187 10K Q127 2SC3311ATA SWITCHING POWER R188 10K R180 10K R190 1K Q126 UN4211TA SWITCHING POWER C128 0 047 C126 1000P C156 0 1 C110 0 047 C112 1000P R148 10 C137 0 047 C138 0 047 JK102 HF LF E101 R121 82K C124 0 1 R120 10 C108 0 047 C127 0 047 C125 1000P C155 0 1 C109 0 047 C111 1000P R147 10 JK103 HF LF C123 0 1 R119 10 C107 0 047 C139 0 047 C140 0 047 C199 2200P 3 2 4 5 6 1 7 3 2 4 5 6 1...

Page 27: ...QRSTA MA4075MTA MA4091MTA MA4120MTA MA4150MTA MA4160MTA MA4240MTA 1N5402BM21 RL1N4003N02 MA4051MTA 4 5 8 1 1 14 E C B E C B A Ca Anode Cathode Anode Cathode Anode Cathode A Ca A Ca 2SC3940AQSTA E C B 2SD2144STA E C B MA165TA A Ca Anode Cathode SELS5923C SLR 325MC SLR 325VC A Ca Anode Cathode ...

Page 28: ...10 1 11 CP106 1 11 CN106 1 11 CP109 1 11 CN109 1 7 CP110 1 7 To TUNER 1 19 2 20 W301 2 14 1 13 CN501 1 13 2 14 CP501 1 9 CP108 9 1 W108 1 7 CN112 AC IN 7 1 CP112 1 4 CN601 4 1 W601 B OPERATION P C B F AC IN P C B D POWER TRANSFORMER 1 P C B E POWER TRANSFORMER 2 P C B 1 2 4 1 CP201 1 4 BROWN BLUE ...

Page 29: ...mall amount of power Bass buttons BASS 3 4 Treble buttons TREBLE 3 4 VGCA variable gain control amplifier button VGCA A Headphone jack PHONES A 9 A Remote control Buttons 2 3 and E function in the same way as the controls on the main unit V Sleep timer button SLEEP W Numbered buttons X Play mode button PLAY MODE Y Muting button MUTING Z Cancel button CANCEL FM mode button AUTO MONO Input select bu...

Page 30: ...MUTING RELAY DRIVE AC IN F2 L101 REGULATOR PROTECTOR OVER LOAD DET B2 B2 BUFFER AMP B2 B2 BUFFER AMP M5218AFPE3 IC301 M5218AFPE3 IC501 B2 B2 HEADPHONES AMP SPEAKERS LF 6 RSN314H41 IC101 POWER AMP SPEAKERS HF 6 REGULATOR REGULATOR Q312 Q313 Q105 107 113 115 117 D108 109 VR501 INPUT SELECTOR MUTING POWER ON OFF BIAS 6 7 5 10 11 N F 12 3 8 VM B1 Vcc SHORT DET 4 1 13 14 N F 2 Vcc 9 B1 REGULATOR D318 3...

Page 31: ...C311 C312 C322 R311 R317 R318 R307 R361 R353 R354 R362 J C328 C327 C326 C351 R319 R309 R306 R321 R355 R347 R349 R310 D317 D316 B C E Q311 D312 J J J J J J J J J J J J J J J J J J J J J J J J J J J J J J J J J J J J B C E Q320 B C E Q318 B C E Q317 B C E Q319 C184 C183 C357 C358 C316 D314 R316 C315 C314 R213 R356 C356 C350 C354 C353 C349 C355 R348 R350 R341 R345 C352 C188 C362 C347 C346 C361 C359 C...

Page 32: ...29 C508 C506 C510 C509 C504 R503 R501 R528 R527 R534 R533 R526 C501 R515 R509 R507 R505 C507 C505 C503 B C E Q502 B C E Q501 J J J J D503 B C E Q505 R535 R517 D501 D502 J J J J J J C516 C515 J J J J J J J J J J R525 R524 VR502 VOLUME 1 2 3 1 3 5 7 9 11 13 2 4 6 8 10 12 14 CN501 JK501 PHONES 1 5 7 3 6 2 4 S505 VGCA 3 2 1 1 4 5 8 IC501 D505 I S501 I S503 BASS S504 BASS D510 VGCA D508 ILLUMINATION D5...

Page 33: ...151 R152 R112 R156 R155 R139 R123 R118 R117 R144 J R157 R160 R181 C133 B C E Q115 B C E Q114 B C E Q113 J C135 C136 R162 J J J C130 C149 C119 C131 B C E Q117 C142 C201 C190 R163 R165 R164 R180 D109 R166 C143 D108 D120 J J J J J J J B C E Q126 B C E Q127 B C E Q118 R190 D119 R187 R188 R111 R137 R189 R177 R143 R115 R113 R174 R173 R179 R178 R114 R116 R326 R124 R325 R176 R138 R140 C189 C153 C105 C106 ...

Page 34: ...N402 CN403 CN404 CN405 CN406 CN407 CN408 R154 R153 D105 D106 D101 D103 D102 D104 D107 C129 RL101 PT701 POWER TRANSFORMER PT102 POWER TRANSFORMER REP3125A M REP3125A M 1 2 3 CN202 CP201 4 2 1 3 CN601 1 2 3 4 4 3 1 2 AC IN P C B F JK101 F2 T2A FC4 FC3 F1 T630mA FC2 FC1 L101 Z101 1 2 3 4 5 6 7 CN112 REP3125A M AC IN 230 240V 50Hz J J 2 J J 1 ...

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