Sony Walkman WM-FX551, Service Manual

Page 1: ... 5 mW 5 mW 16 ohms General Power requirements 1 5 V Dimensions w h d Apporx 109 79 2 25 9 mm incl projecting parts and controls Mass Approx 150 g FX553 Approx 175 g incl headphones with remote control and cassette FX551 Approx 160 g incl headphones and cassette Supplied accessories Stereo headphones with remote control 1 FX553 Stereo headphones 1 FX551 Clip 1 FX553 Carring pouch 1 Design and speci...

Page 2: ...oval 4 3 3 Audio Board Removal 5 3 4 Cassette Lid Assy Removal 5 3 5 Mechanism Deck Removal 6 4 MECHANICAL ADJUSTMENT 7 5 ELECTRICAL ADJUSTMENT 7 6 EXPLANATION OF IC TERMINALS 9 7 DIAGRAMS 7 1 Printed Wiring Boards Tuner Section 11 7 2 Schematic Diagram Tuner Section 15 7 3 Schematic Diagram Audio Section 18 7 4 Printed Wiring Board Audio Section 21 8 EXPLODED VIEWS 8 1 Cabinet Section 27 8 2 Audi...

Page 3: ... the AUDIO board as shown below 1 2 4 5 6 3 9 0 8 Battery case 7 1 OPEN knob 4 TUNING button 6 ENTER button 7 ˇ REPEAT button 8 p RADIO OFF button 9 MENU button 0 SET button BAND button VOLUME knob HOLD knob Display window 2 REMOTE jack 5 TUNING button 2 PRESET AMS FF button 3 PRESET AMS REW button Screw M1 4 5 0 Screw M1 4 5 0 TUNER board Screw M1 7 4 0 Screw M1 4 5 0 JIG AUDIO board ...

Page 4: ... the disassembly procedure in the numerical order given 3 1 CASE ASSY REMOVAL 3 2 TUNER BOARD REMOVAL 5 Case assy 3 Screw M1 4 2 2 1 Screw M1 4 2 2 2 Screw M1 4 2 2 4 1 Scew M1 7 6 4 TUNER board 3 Scew M1 4 4 5 6 GUIDE TU 5 2 Scew M1 7 3 ...

Page 5: ... 5 3 3 AUDIO BOARD REMOVAL 3 4 CASSETTE LID ASSY REMOVAL 5 AUDIO board 1 Remove solder 2 Remove solder 3 Flexible board 4 2 Screw M1 4 2 5 Cassette lid assy 3 Screw M1 4 2 1 OPEN button 4 ...

Page 6: ... 6 3 5 MECHANISM DECK REMOVAL 2 1 3 4 Reel ornament 5 Mechanism deck ...

Page 7: ... Terminal for controlling the rotation detect circuit Rotation detect input AMS sensitivity select when AMS H when BL SKIP L Tape sound existing or not exiting detect Music exists L music does not exist H Voltage detect input KEY input terminal Reference voltage of AD IN 1 2 LED output terminal E2 PROM CS control terminal E2 PROM DATA I O E2 PROM CLOCK terminal BEEP when TC 1 6 kHz when CF 3 0 kHz...

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Page 12: ... IC BLOCK DIAGRAMS IC3 TA7371AF EL TUNER SECTION IC7 TA 2022AFN EL TUNER SECTION IC301 TA2072AF AUDIO SECTION IC601 MM1279XVBE AUDIO SECTION 25 26 MEMO ...

Page 13: ...0 794 21 KNOB HOLD FX553 6 3 928 465 01 DETENT CASSETTE 7 3 009 677 01 KNOB OPEN 10 3 012 466 01 LID D BATTERY CASE FX551 10 3 012 466 11 LID D BATTERY CASE FX553 12 3 010 838 19 SCREW M1 4X2 Note XX X mean standardized parts so they may have some differences from the original one Items marked are not stocked since they are seldom required for routine service Some delay should be anticipated when ...

Page 14: ... 010 838 59 SCREW M1 4X4 5 58 X 3373 589 1 BRACKET ASSY 59 3 009 667 01 SPRING TENSION 60 3 009 675 01 HOLDER BATTERY 61 3 009 669 01 TERMINAL BATTERY 63 3 010 520 01 COVER SW 64 3 012 434 01 GUIDE TU 65 3 009 668 01 PLATE C LOCK 66 3 010 173 01 BRACKET B 67 X 3373 173 11 HOLDER ASSY CASSETTE S901 1 762 793 11 SWITCH LEAF J801 1 779 080 11 JACK DC POLARITY UNIFIED TYPE Ref No Part No Description R...

Page 15: ...HEET R REFLECTION 120 3 007 427 01 SCREW IB LOCK 121 X 3373 245 1 CHASSIS S ASSY Y 122 3 007 455 01 SPRING R TORSION 123 3 007 458 01 SPRING H B TENSION 124 3 007 456 01 SPRING N TORSION 125 3 007 454 01 SPRING FR TORSION 126 3 007 457 01 SPRING TEN TENSION 127 X 3372 849 1 PINCH LEVER R ASSY 128 3 010 954 01 SPRING BT COMPRESSION 129 3 918 943 01 WASHER STOPPER 130 3 366 017 01 BUSHING CAPSTAN 13...

Page 16: ...RAMIC CHIP 0 01uF 10 25V C211 1 107 823 11 CERAMIC CHIP 0 47uF 10 16V C212 1 115 156 11 CERAMIC CHIP 1uF 10V C213 1 115 156 11 CERAMIC CHIP 1uF 10V C214 1 162 964 11 CERAMIC CHIP 0 001uF 10 50V C215 1 162 970 11 CERAMIC CHIP 0 01uF 10 25V C216 1 115 156 11 CERAMIC CHIP 1uF 10V C217 1 115 156 11 CERAMIC CHIP 1uF 10V C219 1 115 156 11 CERAMIC CHIP 1uF 10V C301 1 135 316 11 TANTAL CHIP 22uF 20 2 5V C...

Page 17: ...W R209 1 216 834 11 METAL CHIP 12K 5 1 16W R210 1 216 852 11 METAL CHIP 390K 5 1 16W R211 1 216 822 11 METAL CHIP 1 2K 5 1 16W R212 1 216 824 11 METAL CHIP 1 8K 5 1 16W R213 1 216 809 11 METAL CHIP 100 5 1 16W R214 1 216 840 11 METAL CHIP 39K 5 1 16W EXCEPT US R214 1 216 845 11 METAL CHIP 100K 5 1 16W US R215 1 216 842 11 METAL CHIP 56K 5 1 16W R301 1 218 891 11 METAL GLAZE 68K 0 50 1 16W R302 1 2...

Page 18: ...IP 0 022uF 10 25V C48 1 115 156 11 CERAMIC CHIP 1uF 10V C49 1 115 156 11 CERAMIC CHIP 1uF 10V C50 1 164 227 11 CERAMIC CHIP 0 022uF 10 25V C52 1 163 139 00 CERAMIC CHIP 820PF 5 50V C53 1 107 826 11 CERAMIC CHIP 0 1uF 10 16V C54 1 104 912 11 TANTAL CHIP 3 3uF 20 6 3V C55 1 104 912 11 TANTAL CHIP 3 3uF 20 6 3V C56 1 162 970 11 CERAMIC CHIP 0 01uF 10 25V C57 1 164 345 11 CERAMIC CHIP 0 082uF 10 25V C...

Page 19: ...21 1 216 833 11 METAL CHIP 10K 5 1 16W R22 1 216 815 11 METAL CHIP 330 5 1 16W R23 1 216 845 11 METAL CHIP 100K 5 1 16W R24 1 216 853 11 METAL CHIP 470K 5 1 16W R25 1 216 827 11 METAL CHIP 3 3K 5 1 16W R26 1 216 849 11 METAL CHIP 220K 5 1 16W R27 1 216 825 11 METAL CHIP 2 2K 5 1 16W R28 1 216 815 11 METAL CHIP 330 5 1 16W R29 1 218 845 11 METAL GLAZE 820 0 50 1 16W R30 1 218 847 11 METAL GLAZE 1K ...

Page 20: ...CON FX553 EXCEPT US 1 505 700 11 HEADPHONE REMOCON MDR WME553 FX553 US 1 528 465 11 BATTERY CHARGER BC 820T FX553 TOURIST 1 569 007 11 ADAPTOR CONVERSION 2P FX553 TOURIST 3 858 910 11 MANUAL INSTRUCTION ENGLISH ITALIAN FX551 AEP IT EA FX553 AEP IT EA 3 858 910 21 MANUAL INSTRUCTION FRENCH GERMAN FX551 AEP FX553 AEP 3 858 910 31 MANUAL INSTRUCTION SPANISH DUTCH FX551 AEP FX553 AEP 3 858 910 41 MANU...

Page 21: ... below Ref No Part No Description 11 3 012 421 01 BUTTON TU CF FX551 INCORRECT Page 27 INCLUDED IN CASE FB ASSY FX551 X 3373 584 1 CORRECT indicates corrected portion 2 1 1 not supplied 11 10 2 1 1 not supplied 10 SPM 98006 ACCESSORIES PACKING MATERIALS 1 505 536 11 HEADPHONE WITH REMOCON FX553 EXCEPT US 1 505 700 11 HEADPHONE REMOCON MDR WME553 FX553 US 34 Ref No Part No Description Ref No Part N...

Page 22: ...WM FX551 FX553 MEMO ...

Page 23: ...gram and a printed wiring board larger than the printed paper size they can be printed by specifying the range Acrobat Reader Version 4 0 or later 1 Display the page to be printed 2 From the File menu select Page Setup and set the paper size 3 From the Command bar select Graphic Select Tool Keep pressing T select 4 Dragging the cursor enclose the range on the page to be printed 5 From the File men...

Page 24: ...ou to jump to the revised page Also clicking the version at the upper right on the revised page allows you to jump to the next revised page Ver Date Description of Revision 1 0 1997 03 New 1998 07 Correction 1 1 1 2002 01 Correction of Part No for IC 4 SPM 01041 ...