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Sony HCD-W550, Service Manual

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Sony HCD-W550 Service Manual Download Page 5

— 5 —

2-3.

MAIN BOARD, RESISTOR BOARD, FRONT PANEL ASSY REMOVAL

3

 Screw 

    +BVTP 3 

×

 8

2

 Front panel assy

6

 Screw 

    +BVTP 3 

×

 8

1

 Screw 

    +BVTP 3 

×

 8

4

 Bracket (H/S)

5

 Resistor board

7

 Main board

• Tray (Slide) getting out procedure on the power supply is OFF

Rotate the BU CAM assembly in the direction of the arrow and pull out the slide.

Tray (Slide)

1

BU CAM assy

Summary of Contents for HCD-W550

Page 1: ...ystem Compact disc and digital audio system Laser Semiconductor laser l 780 mm Emission duration continuous Laser output Max 44 6 mW This output is the value measured at a distance of 200 mm from the objective lens surface on the Optical Pick up Block with 7 mm aperture Frequency response 2Hz 20 kHz 0 5dB Wavelenght 780 790 mm Signal to noise ratio More than 90 dB Dynamic renge More than 90 dB CD ...

Page 2: ...in Board Resistor Board Front Panel Assy Removal 5 3 ADJUSTMENTS 3 1 Mechanical Adjustment 6 3 2 Electrical Adjustment 6 4 DIAGRAMS 4 1 Block Diagram 11 4 2 Circuit Boards Location 13 4 3 Schematic Diagram Audio Section 14 4 4 Printed Wiring Board Audio Section 17 4 5 Printed Wiring Board BD Section 19 4 6 Schematic Diagram BD Section 21 4 7 Printed Wiring Board Motor Section 23 4 8 Schematic Diag...

Page 3: ...tton CD 7 6 OPEN CLOSE Button CD 8 P Button CD 9 p Button CD º Button B DECK ª Button B DECK π Button B DECK Button B DECK 0 Button B DECK DIRECTION MODE Button DECK PAUSE Button DECK REC Button DECK HI SPEED DUBBING Button DECK ª CD SYNCHRO Button DECK º DOLBY NR Button DECK Button A DECK 0 Button A DECK π Button A DECK ª Button A DECK Button A DECK ...

Page 4: ... 1 BACK PANEL CD BLOCK REMOVAL 7 Screw BVTP 3 10 1 Screw BVTP 3 10 1 Screw BVTP 3 10 6 Screw BVTP 3 10 5 CN111 8 pin 4 CN112 9 pin 3 Flat wire 19 core 8 CD block 2 Back panel 2 2 CASSETTE LID A B ASSY MECHANISM DECK REMOVAL 1 Press the EJECT button and open the cassette lid 6 Screw BVTP 3 8 7 Screw BVTP 2 6 8 4 Flat wire 11 core 5 Flat wire 21 core Mechanism Deck TCM 220WR2E 2 8 1 1 3 ...

Page 5: ...VTP 3 8 2 Front panel assy 6 Screw BVTP 3 8 1 Screw BVTP 3 8 4 Bracket H S 5 Resistor board 7 Main board Tray Slide getting out procedure on the power supply is OFF Rotate the BU CAM assembly in the direction of the arrow and pull out the slide Tray Slide 1 BU CAM assy ...

Page 6: ...sition DOLBY NR switch OFF FUNCTION button OFF EFFECT switch OFF DBFB switch OFF 3 Deck section electrical adjustments are made in test mode by press key switch same time CD STOP DECK A STOP and DECK B STOP button 4 Input point and output level measurement point Test Tape 0 dB 0 775V Record Playback Head Azimuth Adjustment DECK A DECK B Procedure 1 Forward Playback mode Reverse Playback mode Mode ...

Page 7: ...yback Frequency difference between the beginning and the end of the tape should be within 3 Frequency difference between deck A and deck B the beginning of the tape should be within 1 5 Adjustment Location AUDIO board See page 8 Sample Value of Wow and flutter W RMS JIS within 0 3 test tape WS 48B Playback level Adjustment DECK A DECK B Procedure FWD playback Mode Deck A is RV311 L CH and RV411 R ...

Page 8: ...ome adjustment level as follows 4 If these levels do not adjustment level adjustment the RV401 L CH and RV451 R CH to repeat steps 1 and 4 Adjustment Level OUTPUT level 23 8 dB 1 0 dB 56 1 to 44 6 mV Adjustment Location MAIN board Adjustment Location AUDIO BOARD Component Side MAIN BOARD Component Side RV301 Playback Level Deck B L CH RV401 Palyback Level Deck B R CH RV651 Tape Speed Normal RV341 ...

Page 9: ...est point TP FOK and GND by lead wire 3 Turn Power switch on 4 Put disc YEDS 18 in and turned Power switch on again and actuate the focus search actuate the focus search when disc table is moving in and out 5 Check the oscilloscope waveform S curve is symmetrical between A and B And confirm peak to peak level within 3 1 Vp p S curve waveform 6 After check remove the lead wire connected in step 2 N...

Page 10: ...ck 4 Press the P Pause button Becomes the 1 track jump mode 5 Check the level B of the oscilloscope s waveform and the A DC voltage of the center of the Traverse waveform Confirm the following A B 2 A B 100 7 1 track jump waveform Adjustment Location BD BOARD Conductor Side IC103 CNU102 IC101 IC I02 RF FOK VC FEO TEO GND CNU101 Center of the waveform B level 500 mV 100 mVp p symmetry A DC voltage ...

Page 11: ... 12 4 1 BLOCK DIAGRAM SECTION 4 DIAGRAMS 11 ...

Page 12: ...OR BOARD SENSOR BOARD MOTOR BOARD CD PANEL BOARD TC A BOARD TC B BOARD LEAF SWITCH BOARD TC PANEL BOARD AUDIO BOARD MAIN BOARD RESISTOR BOARD MOTOR SLIDE BOARD MOTOR TURN BOARD BD BOARD 4 2 CIRCUIT BOARDS LOCATION ...

Page 13: ...CO2 TES1 TES0 43 42 41 40 39 38 37 36 35 34 33 32 31 50 49 48 47 46 45 44 NC AVSS AVDD AOUT1 AIN1 LOUT1 AVSS XVDD XTAI XTAO XVSS AVSS LOUT2 AIN2 AOUT2 AVDD AVSS NC NC XRST 88 89 90 91 92 93 94 95 96 97 98 99 100 81 82 83 84 85 86 87 SYSM VDD VSS EXCK SBSO SCOR WFCK EMPHI EMPH DOUT C4M FSTT XTSL MNT0 MNT1 MNT3 XROF C2PO RFCK GFS XPCK XUGF GTOP VDD VSS BCKI BCK PCMDI PCMD LRCKI 71 70 69 68 67 66 65 ...

Page 14: ...1 2 TM1 7 PS1 4 FOH FOL TGH TGL BALH BALL ATSC TZC FZC FSET TG2 VEE VCC FS1 FS2 FOCUS PHASE COMPENSATION DFCT FS4 TRACKING PHASE COMPENSATION TG1 TM1 DFCT FZC COMP VEE VCC VCC TDFCT TZC COMP ATSC WINDOW COMP E F BALANCE WINDOW COMP TRK GAIN WINDOW COMP FO BIAS WINDOW COMP VEE TGFL TOG1 TOG2 TOG3 TOG4 BAL1 BAL2 BAL3 BAL4 IFB1 IFB2 IFB3 IFB4 IFB5 IFB6 FE AMP VEE E IV AMP F IV AMP VCC APC VCC VEE LAS...

Page 15: ...oft operation check port AC power supply check Not used Not used 5V 5V CD adjustment port Reel pulse detection Reel pulse detection Cassette half detection Key input Key input Key input Not used Ground CD data input Not used Clock for data input Not used Ground Ground Ground Not used BD status input Ground Not used Not used CD power CD data output CD clock LED control LED control Pin Name NC LED 1...

Page 16: ...coder input for CDM38 Encoder input for CDM38 Encoder input for CDM38 Capstan motor H N selection Mechanism timing output control Mechanism timing output control Mechanism timing output control Capstan motor ON OFF switch Playback A B selection Equalizer H L selection Bias ON OFF REC mute NR ON OFF REC PB PASS select TC mute Mechanism PLAY switch Mechanism PLAY switch Head selection Cassette half ...

Page 17: ...e with mark are critical for safety Replace only with part number specified Les composants identifiés par une marque sont critiques pour la sécurité Ne les remplacer que par une pièce portant le numéro spécifié 5 1 MAIN SECTION 1 2 1 8 10 9 7 5 6 4 3 2 CDM38 5BD29A 1 not supplied 2 2 1 2 2 not supplied 1 1 1 Ref No Part No Description Remarks Ref No Part No Description Remarks 1 3 363 099 11 SCREW...

Page 18: ... CUSHION 8X12 5 57 4 991 366 01 CUSHION 58 4 991 795 11 SPRING 59 4 962 708 11 EMBLEM 4 A SONY 60 4 991 341 01 BUTTON EJECT A 61 X 4948 606 1 PANEL ASSY FRONT 62 A 4398 495 A CD PANEL BOARD COMPLETE 63 4 951 620 01 SCREW 2 6X8 BVTP 64 1 773 053 11 WIRE FLAT TYPE 17 CORE 65 1 666 007 11 TC A BOARD 66 3 354 957 01 JOINT LOCK LEVER 67 3 354 953 01 LEVER LOCK LEVER L 68 3 354 954 01 LEVER LOCK LEVER R...

Page 19: ...WHEEL WORM 206 1 658 577 11 MOTOR TURN BOARD 207 X 4924 457 11 ROLLER ASSY Ref No Part No Description Remarks Ref No Part No Description Remarks 208 4 977 941 01 BEARING WORM 209 1 658 576 11 SENSOR BOARD 210 4 934 376 01 SHAFT ROLLER 211 4 977 944 01 TRAY SLIDE 212 4 981 187 01 COLLAR WORM M701 A 4672 004 A MOTOR ASSY TURN 201 202 203 201 212 205 204 206 208 211 210 207 209 2 2 5 M701 ...

Page 20: ... 575 11 CONNECTOR BOARD 260 X 4946 668 1 CHASSIS CDM ASSY 261 4 985 672 01 SCREW PTPWHM2 6 FLOATING 262 1 658 578 11 MOTOR SLIDE BOARD 263 4 982 447 01 SPRING BU COMPRESSION 264 4 951 620 41 SCREW 2 6 BVTP 265 X 4946 666 1 HOLDER BU ASSY 266 4 989 494 01 SCREW SLIDER STEP 267 4 989 492 11 SLIDER 38 268 4 989 819 02 SPRING TENSION 269 4 989 491 11 COVER LENS M801 A 4672 004 A MOTOR ASSY SLED S811 1...

Page 21: ...06 4 917 564 01 GEAR P FLATNESS 307 A 4699 522 A BD BOARD COMPLETE 308 4 951 620 01 SCREW 2 6X8 BVTP M101 X 4917 523 4 MOTOR ASSY SPINDLE M102 X 4917 504 1 MOTOR ASSY SLED The components identified by mark or dotted line with mark are critical for safety Replace only with part number specified Les composants identifiés par une marque sont critiques pour la sécurité Ne les remplacer que par une piè...

Page 22: ...Remarks 364 3 908 613 01 GEAR S REEL 365 3 917 141 01 SPRING COMPRESSION 366 X 3371 305 1 REEL T ASSY 367 3 669 465 01 WASHER 1 5 STOPPER 368 X 3370 173 1 TU ASSY 369 4 980 439 01 FULCRUM HOLDER 370 3 917 142 01 SPRING COMPRESSION 371 3 939 862 01 CLIP 372 A 2007 435 A AUDIO BOARD COMPLETE 373 3 930 972 01 DETENT HALF 374 3 354 963 01 DAMPER HP101 1 500 093 11 HEAD MAGNETIC PLAYBACK DECK A HRPE101...

Page 23: ...T A 413 3 913 846 11 BELT FR Ref No Part No Description Remarks Ref No Part No Description Remarks 414 X 3370 171 1 FLYWHEEL BR ASSY 415 3 908 600 01 LEVER REV B 416 1 650 669 11 LEAF SWITCH BOARD 417 3 908 598 01 CAM B 418 X 3372 931 1 ARM B ASSY FR 419 3 914 111 01 SPRING FR TORSION 420 3 908 604 01 LEVER TRIGGER B 421 3 911 115 01 WASHER STOPPER 423 3 917 176 11 BELT B 424 X 3370 172 1 FLYWHEEL...

Page 24: ...MIC 330PF 10 50V C433 1 162 209 31 CERAMIC 27PF 5 50V C601 1 104 396 11 ELECT 10uF 20 16V C602 1 104 396 11 ELECT 10uF 20 16V C611 1 124 907 11 ELECT 10uF 20 50V C612 1 124 907 11 ELECT 10uF 20 50V C621 1 137 150 11 FILM 0 01uF 5 100V C622 1 126 961 11 ELECT 2 2uF 20 50V C623 1 136 155 00 FILM 0 015uF 5 50V C624 1 130 481 00 MYLAR 0 0068uF 5 50V C625 1 130 481 00 MYLAR 0 0068uF 5 50V C627 1 124 90...

Page 25: ...CERAMIC CHIP 0 33uF 10 16V C154 1 163 235 11 CERAMIC CHIP 22PF 5 50V C161 1 164 005 11 CERAMIC CHIP 0 47uF 25V C162 1 164 232 11 CERAMIC CHIP 0 01uF 50V C163 1 163 117 00 CERAMIC CHIP 100PF 5 50V C164 1 163 145 00 CERAMIC CHIP 0 0015uF 5 50V C165 1 164 004 11 CERAMIC CHIP 0 1uF 10 25V C166 1 163 137 00 CERAMIC CHIP 680PF 5 50V C167 1 163 121 00 CERAMIC CHIP 150PF 5 50V C168 1 163 137 00 CERAMIC CH...

Page 26: ... 5 1 10W SWITCH S101 1 572 085 11 SWITCH LEAF VIBRATOR X101 1 767 408 21 VIBRATOR CRYSTAL 16 93MHz A 4398 495 A CD PANEL BOARD COMPLETE CONNECTOR CNL102 1 568 860 21 SOCKET CONNECTOR 17P DIODE D211 8 719 812 44 DIODE TLO124 D212 8 719 812 44 DIODE TLO124 D213 8 719 033 06 DIODE SEL5920A D214 8 719 033 06 DIODE SEL5920A D215 8 719 032 86 DIODE SEL5420E D216 8 719 032 86 DIODE SEL5420E D217 8 719 05...

Page 27: ...1K 5 1 4W F 1 650 669 11 LEAF SWITCH BOARD CONNECTOR CN1001 1 695 372 31 PIN CONNECTOR PC BOARD 11P TRANSISTOR Q1001 8 749 010 90 TRANSISTOR PHOTO REFLECTOR NJL5165KA H Q1002 8 749 010 90 TRANSISTOR PHOTO REFLECTOR NJL5165KA H RESISTOR R1001 1 247 818 11 CARBON 300 5 1 4W R1002 1 247 820 11 CARBON 360 5 1 4W R1003 1 249 414 11 CARBON 560 5 1 4W F R1004 1 247 834 11 CARBON 1 3K 5 1 4W R1005 1 247 8...

Page 28: ...DTC114ES Q409 8 729 900 80 TRANSISTOR DTC114ES Q410 8 729 119 76 TRANSISTOR 2SA1175 HFE Q411 8 729 900 80 TRANSISTOR DTC114ES Q852 8 729 018 60 TRANSISTOR 2SD2012 LC Q855 8 729 018 59 TRANSISTOR 2SB1375 LC RESISTOR R121 1 247 807 31 CARBON 100 5 1 4W R122 1 247 807 31 CARBON 100 5 1 4W R123 1 247 807 31 CARBON 100 5 1 4W R124 1 247 807 31 CARBON 100 5 1 4W R125 1 247 807 31 CARBON 100 5 1 4W R126 ...

Page 29: ...z 1 658 578 11 MOTOR SLIDE BOARD CAPACITOR C801 1 162 306 11 CERAMIC 0 01uF 20 16V C804 1 162 306 11 CERAMIC 0 01uF 20 16V C805 1 126 964 11 ELECT 10uF 20 50V CONNECTOR CN801 1 568 947 11 PIN CONNECTOR 9P DIODE D801 8 719 010 43 DIODE UZ 5 6BSC D804 8 719 987 63 DIODE 1N4148M D805 8 719 987 63 DIODE 1N4148M IC IC801 8 759 274 09 IC BA6286N MOTOR M801 A 4672 004 A MOTOR ASSY SLED RESISTOR R801 1 24...

Page 30: ...AL CHIP 220 5 1 10W R225 1 216 033 00 METAL CHIP 220 5 1 10W R226 1 216 033 00 METAL CHIP 220 5 1 10W R227 1 216 033 00 METAL CHIP 220 5 1 10W SWITCH S251 1 762 750 11 SWITCH TACTILE S252 1 762 750 11 SWITCH TACTILE ª S253 1 762 750 11 SWITCH TACTILE π A 4398 496 A TC PANEL BOARD COMPLETE DIODE D205 8 719 033 06 DIODE SEL5920A PAUSE P D206 8 719 812 44 DIODE TLO124 REC TRANSISTOR Q219 8 729 027 23...

Page 31: ...MOTOR ASSY TURN M801 A 4672 004 A MOTOR ASSY SLED S811 1 473 335 11 ENCODER ROTARY BU TRAY ADDRESS DET HARDWARE LIST 1 7 685 647 79 SCREW BVTP 3X10 TYPE2 N S 2 7 685 646 79 SCREW BVTP 3X8 TYPE2 N S 5 7 621 775 00 SCREW B 2 6X3 6 7 621 255 15 SCREW P 2X3 7 7 685 533 19 SCREW BTP 2 6X6 TYPE2 N S 8 7 685 131 19 SCREW BTP 2 6X4 TYPE2 N S 9 7 685 862 09 SCREW BVTT 2 6X6 S 10 7 685 534 19 SCREW BTP 2 6X...

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