Sony Walkman WM-EX621 Скачать руководство пользователя страница 23

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WM-EX621

NOTE:

•

Due to standardization, replacements in the
parts list may be different from the parts
specified in the diagrams or the components
used on the set.

•

-XX, -X mean standardized parts, so they
may have some difference from the original
one.

•

Items marked “*” are not stocked since they
are seldom required for routine service.
Some delay should be anticipated when
ordering these items.

•

CAPACITORS:
uF:

•

RESISTORS
All resistors are in ohms.
METAL: metal-film resistor
METAL OXIDE: Metal Oxide-film resistor
F: nonflammable

•

COILS
uH:

•

SEMICONDUCTORS
In each case, u:

, for example:

uA...:

A... , uPA... ,

PA... ,

uPB... ,

PB... , uPC... ,

PC... ,

uPD...,

PD...

The components identified by mark

dotted line with mark

are critical for

safety.Replace only with par t number
specified.

When indicating parts by reference number,
please include the board name.

Ref. No.

Part No.

Description

Remarks

Ref. No.

Part No.

Description

Remarks

SECTION 8

ELECTRICAL PARTS LIST

•

Abbreviation
FR : French model
EE : East European model
CH : Chinese model
HK : Hong Kong model
KR : Korean model
JE : Tourist model

A-3021-537-A MAIN BOARD, COMPLETE

(AEP,CH,EE,HK,JEW,KR,UK)

**********************

A-3021-538-A MAIN BOARD, COMPLETE (FR)

*************************

3-032-323-01 PAPER (A), SHIELD

< CAPACITOR >

C101

1-107-520-11 TANTAL. CHIP

33uF

20.00% 2.5V

C102

1-115-156-11 CERAMIC CHIP

1uF

10V

C103

1-115-156-11 CERAMIC CHIP

1uF

10V

C104

1-164-156-11 CERAMIC CHIP

0.1uF

25V

C107

1-164-505-11 CERAMIC CHIP

2.2uF

16V

C108

1-164-227-11 CERAMIC CHIP

0.022uF

10%

25V

C109

1-164-677-11 CERAMIC CHIP

0.033uF

10.00% 16V

C111

1-115-416-11 CERAMIC CHIP

0.001uF

5.00%

25V

C201

1-107-520-11 TANTAL. CHIP

33uF

20.00% 2.5V

C202

1-115-156-11 CERAMIC CHIP

1uF

10V

C203

1-115-156-11 CERAMIC CHIP

1uF

10V

C204

1-164-156-11 CERAMIC CHIP

0.1uF

25V

C207

1-164-505-11 CERAMIC CHIP

2.2uF

16V

C208

1-164-227-11 CERAMIC CHIP

0.022uF

10%

25V

C209

1-164-677-11 CERAMIC CHIP

0.033uF

10.00% 16V

C211

1-115-416-11 CERAMIC CHIP

0.001uF

5.00%

25V

C301

1-119-663-11 TANTAL. CHIP

47uF

20.00% 2.5V

C302

1-164-156-11 CERAMIC CHIP

0.1uF

25V

C303

1-125-926-95 TANTAL. CHIP

4.7uF

20.00% 2.5V

C304

1-115-156-11 CERAMIC CHIP

1uF

10V

C305

1-126-236-11 ELECT

330uF

20.00% 2V

C306

1-109-935-11 TANTAL. CHIP

4.7uF

20.00% 4V

C307

1-115-467-11 CERAMIC CHIP

0.22uF

10.00% 10V

C308

1-165-112-11 CERAMIC CHIP

0.33uF

16V

C309

1-115-467-11 CERAMIC CHIP

0.22uF

10.00% 10V

C310

1-135-149-11 TANTALUM CHIP 2.2uF

20%

10V

C311

1-164-156-11 CERAMIC CHIP

0.1uF

25V

C312

1-115-156-11 CERAMIC CHIP

1uF

10V

C313

1-109-935-11 TANTAL. CHIP

4.7uF

20.00% 4V

C314

1-135-187-21 TANTAL. CHIP

2.2uF

20.00% 4V

C315

1-135-187-21 TANTAL. CHIP

2.2uF

20.00% 4V

C316

1-125-837-11 CERAMIC CHIP

1uF

10%

6.3V

C319

1-164-156-11 CERAMIC CHIP

0.1uF

25V

C320

1-162-968-11 CERAMIC CHIP

0.0047uF

10%

50V

C321

1-115-416-11 CERAMIC CHIP

0.001uF

5.00%

25V

C322

1-109-937-11 TANTAL. CHIP

6.8uF

20.00% 2.5V

C323

1-115-412-11 CERAMIC CHIP

680PF

5.00%

25V

C325

1-162-927-11 CERAMIC CHIP

100PF

50V

(AEP,CH,EE,HK,JEW,KR,UK)

C601

1-125-837-11 CERAMIC CHIP

1uF

10%

6.3V

C602

1-107-826-11 CERAMIC CHIP

0.1uF

10.00% 16V

C603

1-115-467-11 CERAMIC CHIP

0.22uF

10.00% 10V

C604

1-164-156-11 CERAMIC CHIP

0.1uF

25V

C605

1-107-826-11 CERAMIC CHIP

0.1uF

10.00% 16V

C606

1-162-970-11 CERAMIC CHIP

0.01uF

10%

25V

C607

1-162-970-11 CERAMIC CHIP

0.01uF

10%

25V

C608

1-162-970-11 CERAMIC CHIP

0.01uF

10%

25V

C609

1-135-151-21 TANTALUM CHIP 4.7uF

20%

C701

1-119-750-11 TANTAL. CHIP

22uF

20.00% 6.3V

C702

1-104-851-11 TANTAL. CHIP

10uF

20.00% 10V

C703

1-162-915-11 CERAMIC CHIP

10PF

0.5PF

50V

C704

1-107-826-11 CERAMIC CHIP

0.1uF

10.00% 16V

C705

1-115-156-11 CERAMIC CHIP

1uF

10V

C706

1-115-156-11 CERAMIC CHIP

1uF

10V

C707

1-115-156-11 CERAMIC CHIP

1uF

10V

C708

1-115-156-11 CERAMIC CHIP

1uF

10V

C709

1-115-156-11 CERAMIC CHIP

1uF

10V

C711

1-115-156-11 CERAMIC CHIP

1uF

10V

C712

1-115-156-11 CERAMIC CHIP

1uF

10V

CB301

1-127-575-11 CAP, CHIP CERAMIC 470PF SL

CB303

1-127-576-11 CAP, CHIP CERAMIC 22000PF B

< DIODE >

D701

8-719-404-50 DIODE MA111-TX

D702

8-719-049-09 DIODE 1SS367-T3SONY

D709

8-719-068-83 DIODE MAZL068D0LS0-TX/L

D710

8-719-422-58 DIODE MA8062-TX

D711

8-719-422-58 DIODE MA8062-TX

< FERRITE BEAD >

FB101

1-469-125-21 FERRITE 0UH (AEP,CH,EE,HK,JEW,KR,UK)

FB201

1-469-125-21 FERRITE 0UH (AEP,CH,EE,HK,JEW,KR,UK)

< IC >

IC301 8-759-579-12 IC TA2123AF (EL)
IC601 8-759-356-46 IC MM1279XVBE
IC701 6-800-619-01 IC ML63512-129TBZ060
IC702 8-759-566-77 IC XC6371C251PL
IC703 8-759-430-08 IC PST9008NL

IC704 8-759-280-84 IC S-81211SG-QA-T1

MAIN

Содержание Walkman WM-EX621

Страница 1: ...on Personal Audio Company Published by Sony Engineering Corporation 9 873 318 01 2001J1600 1 2001 10 Frequency response Playback 30 18 000 Hz Output Headphones i jack Load impedance 8 300 Ω Power requirements 1 5 V Rechargeable battery One R6 size AA battery Dimensions w h d Approx 77 1 108 0 20 5 mm Mass Approx 158 g Supplied accessories Battery case 1 Stereo headphones or earphones with remote c...

Страница 2: ...tip is applied for too long so be careful Strong viscosity Unleaded solder is more viscous sticky less prone to flow than ordinary solder so use caution not to let solder bridges occur such as on IC pins etc Usable with ordinary solder It is best to use only unleaded solder but unleaded solder may also be added to ordinary solder SAFETY RELATED COMPONENT WARNING COMPONENTS IDENTIFIED BY MARK OR DO...

Страница 3: ...the slider NR is set 3 The slider NR can be moved when the main power of the regulated power supply is turned OFF once then back ON Move the FWD REV switch S701 to the center position in synchronism with the timing when the slider NR is moved 3 FF REW modes 1 Check that the PRE SET status is set 2 Connect square wave or sine wave to TP53 P IN and TP14 GND See illustration below 3 Press the x switc...

Страница 4: ...lley Idler Gear A S side Gear FR REW Right side Insert Flywheel N Insert Flywheel R Pulley Reverse Clutch Assy F Gear Y Cam Gear Gear REEL T side Motor Pulley Idler Gear A T side Gear FR FF Left side Insert Flywheel N Insert Flywheel R Pulley Reverse Clutch Assy F Idler Gear B Gear Y Cam Gear Gear REEL T side Gear REEL S side Motor Pulley Idler Gear A T side Idler Gear A S side Gear NR FWD Left si...

Страница 5: ...manual C A REV FWD B UK Australian and Hong Kong model Other models There is a tactile dot beside VOL on the main unit to show the direction to turn up the volume The button has a tactile dot Plug in firmly VOL REW HOLD FF Swing lever x HOLD VOL Y REPEAT OPEN SOUND MODE Y x ...

Страница 6: ...t at the point you want On the main unit Move and hold the swing lever toward FF CUE REVIEW REW during playback and release it at the point you want Using Other Functions Adjusting Playback Mode You can adjust the playback direction mode s or d as well as the BL SKIP mode on or off 1Press MODE repeatedly With each press the indications change as follows s v s BL SKIP v d v d BL SKIP When BL SKIP i...

Страница 7: ...1 Lid battery case 2 Screw M1 4 2 5 3 Two screws M1 4 2 5 4 Two screws M1 4 2 5 5 Remove the case sub assy in the direction of the arrow Claw S707 Knob HOLD Note When assembling the case sub assy align the Knob HOLD with the position of S707 Case sub assy Lid assy cassette Ornament reel Belt F4 Holder FS assy MAIN board Head magnetic HP901 Lever N R assy pinch Motor Capstan Reel M901 Set ...

Страница 8: ...lunger solenoid 2 Remove soldering six points from the head flexible boards 8 MAIN board Note Be careful of the claw 7 Screw M1 4 Claw Head flexible board 1 Shielded sheet 3 Remove soldering four points from the leaf switch S701 6 Two screws M1 4 3 Belt F4 Motor Pulley Insert Flywheel R Insert Frywheel N Pulley Reverse 2 Terminal board Battery 1Remove soldering from the battery terminal board Belt...

Страница 9: ...WM EX621 9 3 4 MOTOR CAPSTAN REEL M901 3 5 LID ASSY CASSETTE 2 Motor Capstan Reel M901 1 Two screws M1 4 2 Two screws M1 4 2 0 2 Screw P1 4 2 0 4 Lid assy cassette 1 Open the cassette lid 3 Shaft ...

Страница 10: ... claws 1 Two claws 3 Boss 5 Ornament reel 9 Remove soldering from six head flexible boards 0 Remove the holder FS assy in the direction of the arrow 8 Shielded sheet 1 Two screws M1 4 1 4 3 Lock Lever B 2 Shaft 7 Bracket cassette assy 6 Shaft 4 Screw M1 4 5 Shaft ...

Страница 11: ... HEAD MAGNETIC HP901 1 Claw 2 Remove the pinch lever R assembly in the direction of the arrow 4 Remove the pinch lever N assembly in the direction of the arrow Holder FS assy 3 Claw 1 Two claws 2 Remove the magnetic head HP901 Holder FS assy ...

Страница 12: ...ead with a head demagnetizer 3 Do not use a magnetized screwdriver for the adjustments 4 The adjustments should be performed with the rated power supply voltage unless otherwise noted Torque Measurement Mode FWD FWD Back Tension REW REW Back Tension FF REW Torque Meter CQ 102D CQ 102D CQ 102C CQ 102C CQ 201B Meter Reading 14 7 to 24 5 mN m 15 to 25 g cm 0 22 to 0 34 oz inch 0 294 to 1 96 mN m 0 3 ...

Страница 13: ...OL SWITCH TH601 TAPE SPEED RV601 START VREF IN COMPARATOR VSP OUT VCC DATA REMOTE GND BATT B BATT B BASE PW OUT L PW OUT R PW OUT C POWER AMP POWER AMP POWER AMP PW NF L BASS BOOST AMP PW IN L PW IN C BST OUT VOL RV301 HOLD S707 2 J301 S901 2 ATS PRE OUT L MTL DRV L FWD IN L REV IN L L CH R CH FWD L CH R CH REV R CH R CH R CH R CH R CH R CH R CH R CH S701 DIRECTION OSC MOTOR RESTART MOTOR DIR AMS ...

Страница 14: ...ariations may be noted due to normal produc tion tolerances Signal path E PB Abbreviation FR French model 6 3 IC BLOCK DIAGRAMS PRE A PRE B MIX PW B PW A PW C BST MT TC BASE RF IN PW GND OUT B OUT C OUT A VCC RF OUT VREF OUT BST NF BST OUT PW IN C LPF EQ A PW NF A PW IN A PW IN B PW NF B 3 IN A R 5 PRE NF A 6 PRE OUT A 7 MTL DRV A 8 MTL DRV B 9 PRE OUT B 10 PRE NF B 11 AMS IN 12 IN B R 4 IN B F 2 ...

Страница 15: ...15 15 WM EX621 6 4 SCHEMATIC DIAGRAM MAIN BOARD IC B D IC B D 1 3 Vp p 30 5 µsec 2 8 Vp p 11 µsec S901 1 DETECT S901 2 ATS ...

Страница 16: ...50 R250 EXCEPT FR Semiconductor Location Ref No Location Ref No Location Ref No Location Ref No Location D701 B 9 D702 E 2 D709 B 8 D710 B 6 D711 C 9 IC301 D 6 IC601 D 12 IC701 C 4 IC702 E 3 IC703 C 4 IC704 E 11 Q301 D 6 Q302 C 8 Q303 C 8 Q304 C 5 Q306 B 8 Q603 C 2 Q604 D 1 Q701 C 3 Q702 C 2 Uses unleaded solder ...

Страница 17: ... terminal when the machine is stopped A D input Battery voltage detection input terminal A D input Key input terminal A D input Plunger drive signal output L plunger ON Control signal output to the rotation detection circuit of the capstan reel motor L rotation detection circuit ON LED drive signal output to BATT display L LED ON empty terminal Dolby ON OFF control signal output to Dolby NR amplif...

Страница 18: ...d in this machine empty terminal Motor speed control signal output to capstan reel motor drive IC IC601 L normal H half speed Motor start control signal output to capstan reel motor drive IC IC601 H motor ON Motor direction control signal output to capstan reel motor drive IC IC601 L clockwise H counter clockwise Audio attenuation ON OFF control signal output to TA2123AF IC301 L OFF H ON CUE REVIE...

Страница 19: ...2 3 233 763 11 CASE BLUE 2 3 233 763 21 CASE ORANGE 3 3 225 996 11 SCREW M1 4 EG PRECISION PAN 4 3 233 978 01 PLATE ORNAMENTAL 5 3 233 976 01 BUTTON REW FF 6 3 233 979 01 SPRING CLICK 7 3 234 098 01 BASE SILVER 7 3 234 098 11 BASE BLUE 7 3 234 098 21 BASE ORANGE 8 3 233 977 01 SHEET BUTTON ADHESIVE 9 3 233 975 01 BUTTON PLAY 10 3 234 092 01 BUTTON STOP 11 3 233 980 01 LID BATTERY CASE SILVER 11 3 ...

Страница 20: ... 3 309 595 11 SHEET INSULATING PACK 60 3 939 590 05 SCREW IB LOCK 61 3 038 054 01 LEVER B LOCK 62 3 389 523 02 SCREW IB LOCK 63 3 223 827 31 ORNAMENT REEL SILVER 63 3 223 827 41 ORNAMENT REEL BLUE 63 3 223 827 51 ORNAMENT REEL ORANGE 64 3 029 220 11 SPRING TENSION 65 3 222 732 21 KNOB OPEN SILVER 65 3 222 732 31 KNOB OPEN BLUE 65 3 222 732 41 KNOB OPEN ORANGE 66 X 3377 717 1 BRACKET ASSY 67 3 345 ...

Страница 21: ...No Description Remarks Ref No Part No Description Remarks 902 910 911 912 913 909 907 918 901 903 904 905 906 919 908 915 916 917 914 HP901 M901 920 911 3 029 306 11 FLYWHEEL N INSERT 912 3 220 035 01 BELT F4 913 3 029 282 01 GEAR Y 914 3 932 724 21 WASHER 915 X 3376 813 1 CLUTCH ASSY FM 916 3 029 765 01 SCREW M1 4 TOOTHED LOCK 917 3 029 274 01 RETAINER F2 MOTOR 918 X 3377 362 1 LEVER N ASSY PINCH...

Страница 22: ...ORSION 957 3 029 285 12 GEAR CAM 958 3 029 284 01 LEVER TRIGGER 959 3 029 281 01 GEAR IDLER B 960 3 029 283 01 GEAR IDLER A 7 4 MECHANISM BLOCK 2 Ref No Part No Description Remarks Ref No Part No Description Remarks 961 3 029 286 01 GEAR NR 962 3 029 273 01 GEAR FR 963 3 007 433 01 SHEET N REFLECTION PM901 1 454 674 31 SOLENOID PLUNGER PM901 951 952 954 953 963 962 961 959 956 955 954 958 957 960 ...

Страница 23: ...0 2V C306 1 109 935 11 TANTAL CHIP 4 7uF 20 00 4V C307 1 115 467 11 CERAMIC CHIP 0 22uF 10 00 10V C308 1 165 112 11 CERAMIC CHIP 0 33uF 16V C309 1 115 467 11 CERAMIC CHIP 0 22uF 10 00 10V C310 1 135 149 11 TANTALUM CHIP 2 2uF 20 10V C311 1 164 156 11 CERAMIC CHIP 0 1uF 25V C312 1 115 156 11 CERAMIC CHIP 1uF 10V C313 1 109 935 11 TANTAL CHIP 4 7uF 20 00 4V C314 1 135 187 21 TANTAL CHIP 2 2uF 20 00 ...

Страница 24: ... 1 16W R214 1 216 853 11 METAL CHIP 470K 5 1 16W R215 1 216 815 11 METAL CHIP 330 5 1 16W R250 1 216 811 11 METAL CHIP 150 5 1 16W FR R302 1 216 849 11 METAL CHIP 220K 5 1 16W R303 1 216 833 11 METAL CHIP 10K 5 1 16W R304 1 216 835 11 METAL CHIP 15K 5 1 16W R305 1 216 837 11 METAL CHIP 22K 5 1 16W R306 1 216 793 11 RES CHIP 4 7 5 1 16W R307 1 216 825 11 METAL CHIP 2 2K 5 1 16W R308 1 216 851 11 ME...

Страница 25: ...R BC 7DN CH 0 1 756 115 11 CHARGER BATTERY BC 7SP2 HK UK 1 528 299 41 BATTERY NI CD NC 6WM AEP EE FR UK 1 528 543 11 BATTERY NI CD NC 6WM CH HK KR 1 528 543 22 BATTERY NI CD NC 6WM JEW 3 008 521 01 CASE BATTERY CHARGE 1 759 700 21 CASE BATTERY 8 954 008 91 RECEIVER EAR MDR E808SP A 3052 265 A REMOTE CONTROL ASSY RM WME23 3 220 749 01 CASE CARRYING 0 1 569 007 11 ADAPTOR CONVERSION 2P JEW 3 021 018...

Страница 26: ...TORY Clicking the version allows you 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 2001 10 New ...

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