Sony Walkman WM-FX271 Скачать руководство пользователя страница 9 | Manualshive

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L3
FM TUNING
VOLTAGE
ADJUSTMENT

L2
FM TRACKING
ADJUSTMENT

L4

AM TUNING

VOLTAGE

ADJUSTMENT

T1
AM IF
ADJUSTMENT

CT1

AM TRACKING
ADJUSTMENT

L1

Adjustment Location: main board

Measurement Points: main board

(FM RF IN)

(VT)

FM RF IN

VT

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Содержание Walkman WM-FX271

Страница 1: ...8 2 oz incl batteries and a tape Supplied accessories Stereo headphones or Stereo earphones 1 Carrying case 1 Design and specifications are subject to change without notice SPECIFICATIONS Model Name Using Similar Mechanism WM FX171 Tape Transport Mechanism Type MF WMFX171 114 Flexible Circuit Board Repairing Keep the temperature of the soldering iron around 270 C during repairing Do not touch the ...

Страница 2: ... 2 5 Belt and Motor 6 3 MECHANICAL ADJUSTMENTS 7 4 ELECTRICAL ADJUSTMENTS Tape Section 7 Tuner Section 8 5 DIAGRAMS 5 1 IC Pin Description 10 5 2 Block Diagram 11 5 3 Printed Wiring Board 13 5 4 Schematic Diagram 15 6 EXPLODED VIEWS 6 1 Cabinet Section 18 6 2 Tape Mechanism Section 1 19 6 3 Tape Mechanism Section 2 20 7 ELECTRICAL PARTS LIST 21 ...

Страница 3: ... 3 SECTION 1 GENERAL This section is extracted from instruction manual ...

Страница 4: ...law A and release the claw 2 Remove the cabinet front sub assy Release all claws B to N in alphabetical order The equipment can be removed using the following procedure A cabinet front sub assy holder sub assy cassette B C D E F H I J K S716 G L M N cabinet front sub assy Note When removing the cabinet put cloth on the end of a screwdriver or use a polyacetal driver to avoid damage to the cabinet ...

Страница 5: ...board 3 screw M1 4 toothed lock WH 1 Open the holder sub assy cassette 4 holder sub assy cassette A B 5 spring torsion 2 3 HOLDER SUB ASSY CASSETTE 2 Insert a precision screwdriver 1 4 mm flat blade vertically into portion A to release the hinge plate 3 Portion B to release the hinge plate ...

Страница 6: ...rt the precision screwdriver 1 4 mm flat blade into the slit and release three claws 2 Remove the mechanism deck in the direction of the arrow How to apply the belt 1 belt 3 motor 2 two screws screw M1 4 special head wheel assy NP capstan belt M901 ...

Страница 7: ...use a magnetized screwdriver for the adjustments 4 After the adjustments apply suitable locking compound to the parts adjusted 5 The adjustments should be performed with the rated power supply voltage 2 5 V unless otherwise noted Torque Measurement Mode Torque meter Meter reading FWD CQ 102C 20 42 g cm 0 28 0 58 oz inch FWD CQ 102C less than 2 g cm Back Tension less than 0 03 oz inch FF REW CQ 201...

Страница 8: ...ON BAND switch FM FM Tuning Voltage Adjustment FM TUNING VOLTAGE ADJUSTMENT Adjust for a 8 5 0 3 14 5 0 5 Vdc reading on digital voltmeter L3 108 MHz FM Tracking Adjustment Modulation 1 kHz 75 kHz dev 100 Output level as low as possible digital voltmeter TP VT Main board FM RF signal generator 0 01 µF FM RF IN Main board GND 2 jack J301 set 16 Ω level meter range 0 5 5 V ac FM TRACKING ADJUSTMENT ...

Страница 9: ...NG VOLTAGE ADJUSTMENT L2 FM TRACKING ADJUSTMENT L4 AM TUNING VOLTAGE ADJUSTMENT T1 AM IF ADJUSTMENT CT1 AM TRACKING ADJUSTMENT L1 Adjustment Location main board Measurement Points main board FM RF IN VT FM RF IN VT ...

Страница 10: ... Key hold input Key input effect L Key input ineffect H 18 GND Ground 19 EO O PLL error out output 20 VCO AM I VCO AM input 21 VCO FM TV I VCO FM input 22 VDD2 Voltage regulator for PLL 23 VDD1 Power supply pin 24 XO Crystal oscillator output 75 kHz 25 XI Crystal oscillator input 75 kHz 26 VDD5 Voltage regulator for oscillation circuit 27 VDD3 Power supply for LCD driver 28 29 CAP1 2 Stabilized ca...

Страница 11: ...ER IN L PWR R CH COM L CH R CH 22 POWER OUT L 16 POWER OUT COM 18 J301 6 8 35 49 LCD1 LCD14 X701 75kHz BATT B M901 CAPSTAN REEL MOTOR 31 34 COM1 04 LCD701 LIQUID CRYSTAL DISPLAY PANEL COM4 KEY IN1 KEY IN4 10 11 54 56 BEEP 52 MEGA BASS 4 MUTE OUT 14 RADIO ON 5 BAND 16 EO 19 SD 15 3 24 25 39 41 40 R CH DX LOCAL EXCEPT US CND C SA ST FM MONO EXCEPT US CND C SA S303 2 VCO BUFFER Q2 703 20 21 18 17 DET...

Страница 12: ...n CND Canadian model CEV Poland Czech Greece and Turkey model CH Chinese model Ref No Location D1 C 3 D2 C 6 D3 C 8 D301 I 9 D302 D 6 D303 F 10 D701 F 10 IC1 C 5 IC301 H 11 IC701 F 11 IC702 F 13 Q2 D 10 Q101 H 12 Q201 H 12 Q301 D 10 Q302 E 6 Q303 D 6 Q304 G 10 Q305 G 10 Q306 H 10 Q307 G 6 Q308 G 10 Q701 F 12 Q702 F 12 Q703 F 12 Q704 D 12 Semiconductor Location 2AEP Earphone MDR 023 model EE East E...

Страница 13: ...te installed Power voltage is dc 3 V and fed with regulated dc power supply from battery terminal Voltage is dc with respect to ground under no signal detuned condition no mark FM AM PB Voltages are taken with a VOM Input impedance 10 MΩ Voltage variations may be noted due to normal production tolerances Signal path F FM f AM E PB Abbreviation CND Canadian model CEV Poland Czech Greece and Turkey ...

Страница 14: ...ion of Appearance Parts Example KNOB BALANCE WHITE RED Parts Color Cabinet s Color Accessories and packing materials are given in the last of this parts list Abbreviation CND Canadian model CEV Poland Czech Greece and Turkey model CH Chinese model 2AEP Earphone MDR 023 model EE East European model FR French model C SA Central and South America model 9E No indication of country of origin E Indicati...

Страница 15: ...54 53 55 56 52 51 M901 HP901 51 3 013 560 11 BELT 52 3 703 816 31 SCREW M1 4 SPECIAL HEAD 53 3 921 042 01 GEAR REEL 54 3 703 816 73 SCREW M1 4 SPECIAL HEAD 55 X 3369 749 7 PINCH LEVER N ASSY 56 3 920 996 01 SPRING PINCH N HP901 1 500 532 11 HEAD MAGNETIC PLAYBACK M901 1 763 073 11 MOTOR CAPSTAN REEL including PULLEY ...

Страница 16: ...GEAR A 105 X 3375 837 1 CLUTCH ASSY 106 3 013 142 01 SPRING FR CP 107 3 015 436 01 SPRING STOP 108 3 938 613 04 LEVER OW DETECTION 109 3 728 091 01 WASHER STOPPER 110 3 923 530 01 SLEEVE M 111 3 921 335 03 WASHER LEVER 112 3 920 990 01 SPRING UD COMPRESSION 113 3 921 050 01 GEAR B 114 X 3372 619 2 WHEEL ASSY NP CAPSTAN 115 3 921 043 01 GEAR D 116 3 014 709 01 SPRING FR LEVER OW 117 X 3375 054 3 CH...

Страница 17: ... 16V C17 1 115 156 11 CERAMIC CHIP 1uF 10V C18 1 164 360 11 CERAMIC CHIP 0 1uF 16V C19 1 162 970 11 CERAMIC CHIP 0 01uF 10 25V C20 1 162 974 11 CERAMIC CHIP 0 01uF 50V C21 1 162 964 11 CERAMIC CHIP 0 001uF 10 50V C22 1 126 963 11 ELECT 4 7uF 20 50V C23 1 113 619 11 CERAMIC CHIP 0 47uF 10V C24 1 113 619 11 CERAMIC CHIP 0 47uF 10V C25 1 162 970 11 CERAMIC CHIP 0 01uF 10 25V EXCEPT US CND C SA C25 1 ...

Страница 18: ...141 422 11 CAP ADJ 10PF DIODE D1 8 719 049 75 DIODE KV1520TL00 D2 8 719 053 30 DIODE MA2S357 TX SO D3 8 719 053 30 DIODE MA2S357 TX SO D301 8 719 049 09 DIODE 1SS367 T3SONY D302 8 719 801 78 DIODE 1SS184 D303 8 719 801 78 DIODE 1SS184 D701 8 719 400 20 DIODE MA152WA IC IC1 8 759 493 20 IC A2111F EL IC301 8 759 574 69 IC LB8115W TLM IC701 8 759 574 71 IC uPD17072GB 559 1A7 IC702 8 759 469 63 IC S 8...

Страница 19: ... 16W FR R111 1 216 821 11 METAL CHIP 1K 5 1 16W R112 1 216 821 11 METAL CHIP 1K 5 1 16W R203 1 216 835 11 METAL CHIP 15K 5 1 16W R204 1 216 835 11 METAL CHIP 15K 5 1 16W R205 1 216 855 11 METAL CHIP 680K 5 1 16W R206 1 216 818 11 METAL CHIP 560 5 1 16W R207 1 216 795 11 RES CHIP 6 8 5 1 16W FX271 US CND 2AEP R207 1 216 799 11 METAL CHIP 15 5 1 16W FX271 EXCEPT US CND 2AEP FR FX275 R207 1 216 807 1...

Страница 20: ...1 1 810 794 11 THERMISTOR POSITIVE VIBRATOR X2 1 781 137 11 FILTER ASSY CERAMIC X701 1 577 262 11 VIBRATOR CRYSTAL 75kHz MISCELLANEOUS HP901 1 500 532 11 HEAD MAGNETIC PLAYBACK L1 1 501 961 11 ANTENNA FERRITE ROD AM LCD701 1 803 305 11 DISPLAY PANEL LIQUID CRYSTAL M901 1 763 073 11 MOTOR CAPSTAN REEL including PULLEY ACCESSORIES PACKING MATERIALS 1 505 521 11 HEADPHONE MDR 023 FX271 US CND 2AEP FR...

Страница 21: ......

Страница 22: ......

Страница 23: ...m the side which enables seeing Abbreviation CND Canadian model CEV Poland Czech Greece and Turkey model CH Chinese model Ref No Location D1 C 3 D2 C 6 D3 C 8 D301 I 9 D302 D 6 D303 G 9 D701 F 10 IC1 C 5 IC301 H 11 IC701 F 11 IC702 F 13 Q2 D 10 Q101 H 12 Q201 H 12 Q301 D 10 Q302 E 6 Q303 D 6 Q304 G 10 Q305 G 10 Q306 H 10 Q307 G 6 Q308 G 10 Q701 F 12 Q702 F 12 Q703 F 12 Q704 D 12 Semiconductor Loca...

Страница 24: ... 5 6 WM FX271 FX275 2 SCHEMATIC DIAGRAM Refer to page 2 for Note on Schematic Diagram ...

Страница 25: ...001uF 10 50V C209 1 162 964 11 CERAMIC CHIP 0 001uF 10 50V C301 1 126 246 11 ELECT CHIP 220uF 20 4V C302 1 117 579 11 DOUBLE LAYERS 0 1F 3 5V C303 1 162 970 11 CERAMIC CHIP 0 01uF 10 25V C304 1 128 551 11 ELECT 22uF 20 25V C305 1 162 964 11 CERAMIC CHIP 0 001uF 10 50V C306 1 164 113 11 CERAMIC CHIP 20PF 5 50V C307 1 126 153 11 ELECT 22uF 20 6 3V C308 1 162 974 11 CERAMIC CHIP 0 01uF 50V C309 1 115...

Страница 26: ...110 1 216 812 11 METAL CHIP 180 5 1 16W EXCEPT US CND 2AEP FR R110 1 216 815 11 METAL CHIP 330 5 1 16W US CND 2AEP R110 1 216 816 11 METAL CHIP 390 5 1 16W FR R111 1 216 821 11 METAL CHIP 1K 5 1 16W R112 1 216 821 11 METAL CHIP 1K 5 1 16W R203 1 216 835 11 METAL CHIP 15K 5 1 16W R204 1 216 835 11 METAL CHIP 15K 5 1 16W R205 1 216 855 11 METAL CHIP 680K 5 1 16W R206 1 216 818 11 METAL CHIP 560 5 1 ...

Страница 27: ... 16W R711 1 216 833 11 RES CHIP 10K 5 1 16W R712 1 216 833 11 RES CHIP 10K 5 1 16W R715 1 216 841 11 METAL CHIP 47K 5 1 16W R719 1 216 833 11 RES CHIP 10K 5 1 16W R720 1 218 879 11 METAL CHIP 22K 0 50 1 16W R721 1 218 915 11 METAL CHIP 680K 0 50 1 16W R723 1 216 845 11 METAL CHIP 100K 5 1 16W R725 1 216 845 11 METAL CHIP 100K 5 1 16W VARIABLE RESISTOR RV301 1 225 748 21 RES VAR CARBON 10K 10K VOLU...

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