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ST-SP55

6

6

3-3. SCHEMATIC DIAGRAM – MAIN SECTION –

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www.freeservicemanuals.info

05/28/2012

World of Free Manuals

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Summary of Contents for ST-SP55

Page 1: ...ediate frequency 10 7 MHz AM tuner section Tuning range European model 531 1 602 kHz with the interval set at 9 kHz Other models 531 1 602 kHz with the interval set at 9 kHz 530 1 710 kHz with the interval set at 10 kHz Aerial AM loop aerial External aerial terminals Intermediate frequency 450 kHz General Dimensions w h d incl projecting parts and controls Approx 202 75 291 mm Mass Approx 1 3 kg D...

Page 2: ... Can not be measured Voltages are taken with a VOM Input impedance 10 MΩ Voltage variations may be noted due to normal produc tion tolerances Waveforms are taken with a oscilloscope Voltage variations may be noted due to normal produc tion tolerances Circled numbers refer to waveforms Signal path F FM J CD d TAPE G REC TAPE MD j MD Abbreviation MY Malaysia model SP Singapore model HK Hong Kong mod...

Page 3: ...LAT CLOK HOLD SQSO SENS SQCK SCOR CD MSW LOAD IN LOAD OUT CD KEY LED0 LED1 CD DATA CD XLAT CD CLK HOLD SQSO SENS SQCK SCOR CDM SW CD PWR UBREG L LOAD IN LOAD OUT UNREG L 5V SYSTEM CONTROL 2 TO CDP SP55 SYSTEM CONTROL 1 FROM TA SP55 SYSTEM CONTROL 3 SYSTEM CONTROL 3 TO TC SP55 MDS SP55 TO TC SP55 MDS SP55 CN203 1 2 J210 2 2 CN203 2 2 CN201 J210 1 2 CN205 UNREG L UNREG L UNREG 13 5V REG 5 6V UNSW TA...

Page 4: ...ST SP55 6 6 3 3 SCHEMATIC DIAGRAM MAIN SECTION Page 8 Page 8 Page 8 PIN FUNCTION www freeservicemanuals info 05 28 2012 World of Free Manuals ...

Page 5: ... G 6 D291 E 4 D301 F 5 D701 F 3 D702 F 3 D731 C 2 D733 C 3 IC202 B 4 IC231 A 6 IC281 G 6 IC282 G 7 IC283 F 5 IC401 C 5 IC701 E 2 IC702 C 3 Q201 B 3 Q221 A 6 Q271 A 5 Q281 A 7 Q282 A 6 Q291 F 4 Q301 F 5 Q701 G 3 Q702 F 1 Q704 G 3 Q705 F 2 Q706 F 2 Q731 B 3 Semiconductor Location Page 9 Page 9 Page 9 AEP UK AED www freeservicemanuals info 05 28 2012 World of Free Manuals ...

Page 6: ...ST SP55 8 8 3 5 SCHEMATIC DIAGRAM PANEL SECTION Page 6 Page 6 Page 6 LCD BACK LIGHT www freeservicemanuals info 05 28 2012 World of Free Manuals ...

Page 7: ...5 9 9 3 6 PRINTED WIRING BOARD PANEL SECTION There are a few cases that the part isn t mounted in model is printed on diagram Page 7 Page 7 Page 7 www freeservicemanuals info 05 28 2012 World of Free Manuals ...

Page 8: ...signal output H MUTE OFF L MUTE 52 to 57 N C Not used 58 FUNC_INHIBIT O TA input select inhibit signal H INHIBIT L NOT INHIBIT 59 N C O Not used 60 FUNC2 O TA input select signal output 61 FUNC1 O TA input select signal output 62 VCC Power Supply EVER 5V 63 N C Not used Function Pin Name Pin No 3 7 IC PIN FUNCTIONS IC701 M30620MCA A67FP MASTER CONTROL MAIN BOARD 64 VSS Ground 65 N C Not used 66 N ...

Page 9: ...RFACE CONTROL CIRCUIT 1 2 4 28 29 27 3 30 5 6 7 CONTROL CIRCUIT 8 9 10 21 22 23 24 25 26 LOUT LBASS2 LBASS1 LTRE LIN LSELO RROUT RBASS2 RBASS1 RTRE RIN RSELO L4 L3 L2 L1 NC NC R1 R2 R3 R4 LVREF RVREF TEST TVSS CE DI CL VDD VREF NC www freeservicemanuals info 05 28 2012 World of Free Manuals ...

Page 10: ...UPPLEMENTS PUBLISHED BY SONY TABLE OF CONTENTS 1 SERVICE NOTE 3 2 GENERAL 3 3 DIAGRAMS 3 1 Circuit Boards Location 4 3 2 Block Diagram 5 3 3 Schematic Diagram Main Section 6 3 4 Printed Wiring Board Main Section 7 3 5 Schematic Diagram Panel Section 8 3 6 Printed Wiring Board Panel Section 9 3 7 IC Pin Functions 10 3 8 IC Block Diagram 11 4 EXPLODED VIEW 4 1 Case and Front Panel 12 5 ELECTRICAL PA...

Page 11: ...gether 2 Turn off the unit and reset is executed GC Test Mode Procedure 1 When the power ON press the 1 button TA while pressing the TUNING MODE button ST and PLAY MODE buttons CDP together 2 LCD are all turned on 3 Press TUNING MODE button ST to enter the model destination indecation mode SP55 CE2 or SP55 ASIA2 appears 4 Every pressing of TUNING MODE button ST changes the display in the following...

Page 12: ... 684 01 PLATE L SIDE 10 X 4953 022 1 PANEL ASSY ST SUB 11 4 229 680 01 ILLUMINATOR 12 4 229 679 01 HOLDER LCD 13 1 678 672 11 LED BOARD 14 1 769 970 11 WIRE FLAT TYPE 13 CORE HK MY SP KR 14 1 773 002 11 WIRE FLAT TYPE 15 CORE AEP UK AED Ref No Part No Description Remarks Ref No Part No Description Remarks 15 A 4424 804 A MAIN BOARD COMPLETE AEP UK AED 15 A 4473 725 A MAIN BOARD COMPLETE HK MY SP K...

Page 13: ...6 00 MYLAR 0 0027uF 5 50V C268 1 136 177 00 MYLAR 1uF 5 50V C269 1 136 177 00 MYLAR 1uF 5 50V C270 1 119 820 11 ELECT 1uF 20 50V C275 1 162 282 31 CERAMIC 100PF 10 50V C278 1 162 294 31 CERAMIC 0 001uF 10 50V C281 1 128 547 11 ELECT 6800uF 20 16V C282 1 126 936 11 ELECT 3300uF 20 16V C283 1 161 494 00 CERAMIC 0 022uF 25V C284 1 161 494 00 CERAMIC 0 022uF 25V C285 1 161 494 00 CERAMIC 0 022uF 25V C...

Page 14: ...9 11 CARBON 10K 5 1 4W R213 1 249 418 11 CARBON 1 2K 5 1 4W F R214 1 249 429 11 CARBON 10K 5 1 4W R215 1 249 421 11 CARBON 2 2K 5 1 4W F R216 1 249 429 11 CARBON 10K 5 1 4W R217 1 249 417 11 CARBON 1K 5 1 4W F R218 1 247 843 11 CARBON 3 3K 5 1 4W R219 1 249 393 11 CARBON 10 5 1 4W F R221 1 249 421 11 CARBON 2 2K 5 1 4W F R222 1 249 429 11 CARBON 10K 5 1 4W R223 1 249 429 11 CARBON 10K 5 1 4W R224 ...

Page 15: ...8 1 249 401 11 CARBON 47 5 1 4W F R779 1 249 401 11 CARBON 47 5 1 4W F VIBRATOR X701 1 579 175 11 VIBRATOR CERAMIC 10MHz X702 1 567 098 41 VIBRATOR CRYSTAL 32 768KHz 1 678 671 11 PANEL BOARD CAPACITOR C901 1 124 584 00 ELECT 100uF 20 10V C902 1 161 494 00 CERAMIC 0 022uF 25V C903 1 161 494 00 CERAMIC 0 022uF 25V C904 1 162 290 31 CERAMIC 470PF 10 50V C905 1 162 290 31 CERAMIC 470PF 10 50V C906 1 1...

Page 16: ... Ref No Part No Description Remarks ST SP55 Sony Corporation Audio Entertainment Group 9 929 536 11 2000I097551 1 Printed in Hungary 2000 9 Published by General Engineering Dept www freeservicemanuals info 05 28 2012 World of Free Manuals ...

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