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Sony TCM-450DV, Service Manual

The Sony TCM-450DV is a versatile portable cassette recorder designed for high-quality audio recording. With its compact design and user-friendly controls, this device is perfect for capturing interviews, lectures, and personal notes on-the-go. You can easily access the product's detailed specifications and download a free user manual from manualshive.com, ensuring a seamless user experience.

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18

TCM-450DV

Ref. No.

Part No.

Description

Remarks

Ref. No.

Part No.

Description

Remarks

MAIN

< JACK >

J101

1-793-430-11 JACK, SMALL TYPE (MIC(PLUG IIN POWER))

J102

1-785-791-11 JACK (EAR)

J901

1-794-615-11 JACK,DC (POLARITY UNIFIED TYPE) (DC IN 3V)

< REFLECTOR >

PH801

8-749-016-61 REFLECTOR NJL5197K-W-F20 (TE1)

< TRANSISTOR >

Q301

8-729-028-97 TRANSISTOR   DTC114TUA-T106

Q302

8-729-029-14 TRANSISTOR   DTC144EUA-T106

Q303

8-729-028-99 TRANSISTOR   DTC114YUA-T106

Q304

8-729-013-37 TRANSISTOR   2SC4213-AB-TE85L

Q305

8-729-026-53 TRANSISTOR   2SA1576A-T106-QR

Q401

8-729-026-53 TRANSISTOR   2SA1576A-T106-QR

Q402

8-729-028-76 TRANSISTOR   DTA114YUA-T106

Q403

8-729-028-99 TRANSISTOR   DTC114YUA-T106

Q404

8-729-026-53 TRANSISTOR   2SA1576A-T106-QR

Q405

8-729-905-34 TRANSISTOR   2SC4081T106Q

Q407

8-729-028-76 TRANSISTOR   DTA114YUA-T106

Q408

8-729-028-99 TRANSISTOR   DTC114YUA-T106

Q409

8-729-028-99 TRANSISTOR   DTC114YUA-T106

Q410

8-729-026-53 TRANSISTOR   2SA1576A-T106-QR

Q411

8-729-028-76 TRANSISTOR   DTA114YUA-T106

Q412

8-729-028-99 TRANSISTOR   DTC114YUA-T106

Q413

8-729-028-99 TRANSISTOR   DTC114YUA-T106

Q601

8-729-823-86 TRANSISTOR   2SA1745-TL-E

Q602

8-729-602-21 TRANSISTOR 2SC4154TP-1EF

Q603

8-729-823-86 TRANSISTOR   2SA1745-TL-E

Q604

8-729-028-76 TRANSISTOR   DTA114YUA-T106

Q701

8-729-427-74 TRANSISTOR   XP4601-TXE

Q702

8-729-028-97 TRANSISTOR   DTC114TUA-T106

Q703

8-729-028-76 TRANSISTOR   DTA114YUA-T106

Q704

8-729-429-44 TRANSISTOR   XP1501-TXE

Q705

8-729-028-74 TRANSISTOR   DTA114TUA-T106

Q706

8-729-028-99 TRANSISTOR   DTC114YUA-T106

Q801

8-729-905-34 TRANSISTOR   2SC4081T106Q

Q802

8-729-028-76 TRANSISTOR   DTA114YUA-T106

Q803

8-729-905-34 TRANSISTOR   2SC4081T106Q

Q804

8-729-028-74 TRANSISTOR   DTA114TUA-T106

Q805

8-729-905-34 TRANSISTOR   2SC4081T106Q

Q901

8-729-905-34 TRANSISTOR   2SC4081T106Q

Q902

8-729-026-53 TRANSISTOR   2SA1576A-T106-QR

< RESISTOR >

R102

1-216-845-11 METAL CHIP

100K

5%

1/10W

R103

1-216-833-11 METAL CHIP

10K

5%

1/10W

R104

1-216-845-11 METAL CHIP

100K

5%

1/10W

R105

1-216-841-11 METAL CHIP

47K

5%

1/10W

R107

1-216-813-11 METAL CHIP

220

5%

1/10W

R108

1-216-821-11 METAL CHIP

1K

5%

1/10W

R109

1-216-817-11 METAL CHIP

470

5%

1/10W

R110

1-216-837-11 METAL CHIP

22K

5%

1/10W

R111

1-216-837-11 METAL CHIP

22K

5%

1/10W

R112

1-216-825-11 METAL CHIP

2.2K

5%

1/10W

R113

1-216-825-11 METAL CHIP

2.2K

5%

1/10W

R114

1-216-849-11 METAL CHIP

220K

5%

1/10W

R115

1-216-817-11 METAL CHIP

470

5%

1/10W

R118

1-216-813-11 METAL CHIP

220

5%

1/10W

R119

1-216-817-11 METAL CHIP

470

5%

1/10W

R120

1-216-821-11 METAL CHIP

1K

5%

1/10W

R124

1-216-813-11 METAL CHIP

220

5%

1/10W

R125

1-216-825-11 METAL CHIP

2.2K

5%

1/10W

R127

1-216-837-11 METAL CHIP

22K

5%

1/10W

R128

1-216-817-11 METAL CHIP

470

5%

1/10W

R129

1-216-841-11 METAL CHIP

47K

5%

1/10W

R201

1-216-801-11 METAL CHIP

22

5%

1/10W

R301

1-216-817-11 METAL CHIP

470

5%

1/10W

R302

1-216-825-11 METAL CHIP

2.2K

5%

1/10W

R303

1-216-825-11 METAL CHIP

2.2K

5%

1/10W

R304

1-216-833-11 METAL CHIP

10K

5%

1/10W

R305

1-216-837-11 METAL CHIP

22K

5%

1/10W

R307

1-216-837-11 METAL CHIP

22K

5%

1/10W

R308

1-216-837-11 METAL CHIP

22K

5%

1/10W

R309

1-216-833-11 METAL CHIP

10K

5%

1/10W

R310

1-216-817-11 METAL CHIP

470

5%

1/10W

R311

1-216-857-11 METAL CHIP

1M

5%

1/10W

R312

1-216-801-11 METAL CHIP

22

5%

1/10W

R313

1-216-825-11 METAL CHIP

2.2K

5%

1/10W

R314

1-216-821-11 METAL CHIP

1K

5%

1/10W

R315

1-216-829-11 METAL CHIP

4.7K

5%

1/10W

R316

1-216-829-11 METAL CHIP

4.7K

5%

1/10W

R318

1-216-837-11 METAL CHIP

22K

5%

1/10W

R401

1-216-837-11 METAL CHIP

22K

5%

1/10W

R402

1-216-841-11 METAL CHIP

47K

5%

1/10W

R403

1-216-833-11 METAL CHIP

10K

5%

1/10W

R404

1-216-837-11 METAL CHIP

22K

5%

1/10W

R405

1-216-821-11 METAL CHIP

1K

5%

1/10W

R406

1-216-845-11 METAL CHIP

100K

5%

1/10W

R407

1-216-829-11 METAL CHIP

4.7K

5%

1/10W

R408

1-216-833-11 METAL CHIP

10K

5%

1/10W

R409

1-216-845-11 METAL CHIP

100K

5%

1/10W

R410

1-216-837-11 METAL CHIP

22K

5%

1/10W

R502

1-216-833-11 METAL CHIP

10K

5%

1/10W

R601

1-216-817-11 METAL CHIP

470

5%

1/10W

R602

1-216-864-11 METAL CHIP

0

5%

1/10W

R603

1-216-833-11 METAL CHIP

10K

5%

1/10W

R605

1-216-833-11 METAL CHIP

10K

5%

1/10W

R606

1-216-825-11 METAL CHIP

2.2K

5%

1/10W

R607

1-216-857-11 METAL CHIP

1M

5%

1/10W

R608

1-216-857-11 METAL CHIP

1M

5%

1/10W

R609

1-216-845-11 METAL CHIP

100K

5%

1/10W

R610

1-216-857-11 METAL CHIP

1M

5%

1/10W

R611

1-216-833-11 METAL CHIP

10K

5%

1/10W

R612

1-216-809-11 METAL CHIP

100

5%

1/10W

R613

1-216-809-11 METAL CHIP

100

5%

1/10W

R614

1-216-833-11 METAL CHIP

10K

5%

1/10W

R615

1-216-841-11 METAL CHIP

47K

5%

1/10W

R616

1-216-833-11 METAL CHIP

10K

5%

1/10W

R617

1-216-841-11 METAL CHIP

47K

5%

1/10W

R702

1-216-821-11 METAL CHIP

1K

5%

1/10W

R703

1-216-813-11 METAL CHIP

220

5%

1/10W

R704

1-216-849-11 METAL CHIP

220K

5%

1/10W

R706

1-216-821-11 METAL CHIP

1K

5%

1/10W

Summary of Contents for TCM-450DV

Page 1: ...m approx 30 to 20 with REC TIME PLAY MODE switch at NORMAL Frequency range 250 6 300 Hz using nomal TYPE I cassette with REC TIME PLAY MODE switch at NORMAL Input Microphone input jack minijack monaural PLUG IN POWER sensitivity 0 2 mV for 3 kΩ or lower impedance microphone Output Earphone jack minijack monaural for 8 300 Ω earphone Power output at 10 harmonic distortion 450 mW Power requirements ...

Page 2: ...t Front Section 14 6 3 Mechanism Deck Section 1 MT 450 175 15 6 4 Mechanism Deck Section 2 MT 450 175 16 7 ELECTRICAL PARTS LIST 17 Flexible Circuit Board Repairing Keep the temperature of the soldering iron around 270 C dur ing repairing Do not touch the soldering iron on the same conductor of the circuit board within 3 times Be careful not to apply force on the conductor when soldering or unsold...

Page 3: ...HRP901 REC PB head HE901 ERASE head Set Mechanism deck Cabinet Rear 1 two screws B1 7 X 9 7 speaker SP1 2 two screws 1 7 X 3 8 cabinet rear cabinet front 6 two screws B2 0 5 Remove solder on MAIN board two places 3 claw 4 MAIN board S501 RV101 RV201 knob speed sub assy knob VOL knob VOR On installation cabinet rear adjust the S501 and knob VOR On installation cabinet rear adjust the RV201 and knob...

Page 4: ... 1 4 X 3 5 screw 1 4 X 4 5 cabinet front 1 Remove solder three places 2 Remove solder eight places 6 S301 knob pause On installation MAIN board adjust the S301 and knob pause 2 3 MECHANISM DECK MT 450 175 1 two screws M1 4 2 screw 5 spring ground cabinet front 4 mechanism deck MT 450 175 3 ...

Page 5: ...ad 8 HE901 ERASE head 4 M901 capstan reel motor 2 5 CASSETTE LID ASSY LED BOARD Install the cassette lid assy with the cassette up spring as shown in the figure so that it fits into the holes on the casstte lid assy 2 4 1 Remove solder on MAIN board three places MAIN board 3 projection 5 cassette up spring 6 cassette lid assy 7 two screws M1 4 8 LED board cassette lid assy cassette up spring cabin...

Page 6: ...TION 4 ELECTRICAL ADJUSTMENTS Tape Speed Adjustment Mode playback Setting Supplied voltage 2 5 V Switch and control position VOL contorl RV101 mechanical center PAUSE switch S301 OFF SPEED CONTROL RV201 center click VOR switch S501 OFF Test Tape 0 dB 0 775 V Type Signal Used for WS 48A 3 kHz 0 dB tape speed adjustment frequency counter test tape WS 48A 3 kHz 0 dB 16 Ω EAR jack J102 set RV602 Tape ...

Page 7: ...PRE2 NF 22 REG REG OUT VREF SP IN ALC IN MOTOR DRIVER IC601 SP1 SPEAKER J102 EAR S501 VOR OFF ON RV601 RV601 TAPE SPEED DOUBLE RV602 RV602 RV201 RV201 S601 2 2 REC TIME PLAY MODE DOUBLE NORMAL SPEED CONTROL FAST SLOW S101 6 6 PB REC S101 4 6 REC PB S301 PAUSE Q802 Q407 Q408 Q409 Q413 Q412 Q402 Q405 Q410 GATE Q402 407 409 DIFFERENTIAL DETECT ON OFF RV101 VOL D702 2 3 1 7V REG IC102 VOUT VDD 2 1 LEV...

Page 8: ...502 R310 R110 R129 R111 R127 Q413 S102 POWER S602 FF REW Q412 Q411 E E E E B C E C B E E E E E E E E E E PAUSE ON OFF t ON OFF t VOR t 11 11 1 860 840 2 3 4 5 6 7 8 9 A 1 B C D E F Note X parts extracted from the component side r Through hole Pattern from the side which enables seeing The other layers patterns are not indicated Caution Pattern face side Parts on the pattern face side seen from Con...

Page 9: ...403 1 E E E E E E E E E E E E 2 3 1 2 3 Q401 Q706 BEB C C Q704 Q802 Q305 Q304 Q302 Q301 D301 D801 D302 THP601 RV601 RV602 TP14 TP27 TP13 TP4 J101 TP3 TP11 TP33 J102 TP30 TP18 TP17 TP20 TP19 TP21 TP15 TP23 TP34 TP12 TP801 TP804 TP10 TP26 TP28 TP32 TP22 TP25 TP29 TP31 J901 TP805 TP803 TP802 TP16 TP24 11 11 1 860 840 11 11 1 860 841 SIDE B BOARD MAIN BOARD LED HE901 ERASE HEAD HRP901 RECORD PLAYBACK ...

Page 10: ...k 4 7k 10 10V 1 1 1 470 470 10 10V 10 10V 0 01 0 01 2 2k 100k 4700p 100k 0 01 47k 22k 1 16V 2200p 10 10V 2 2k 220k 47k 1 22k 22k 47k 0 22 470 22k 0 022 1000p 1 2 2k 1k 100k 4 7k 10k 1k 470 4700p 1k 1 10 10V FF REW 22k 10k 220 22k 22k MM3031HULE 2 2k 2SA1576A SWITCH 2SC4081T106Q POWER ON DETECT 5k DTC114TUA T106 SWITCH DTA114YUA T106 SWITCH 2SA1576A T106 QR START STOP SELECT DTC114YUA T106 MUTE 2SA...

Page 11: ...2k 100k 100 100 47k 10k 10k 10 10V 10 10V 1M 220k 10 10V 47k 10k 1 1 22k 1 47k 220k 22k 2 2 100k 10k POWER FF REW DET PST3720UL 3 3K 0 XP4601 TXE LED DRIVER DTC114TUA T106 INV XP1501 TXE FF OSC DTC114YUA T106 LED DRIVER DTA114YUA T106 LED DRIVER 2SA1745 TL E BRAKE SWITCH 2SA1745 TL E BRAKE SWITCH 2SC4081T106Q SWITCH DRIVE DTA114YUA T106 SWITCH DRIVE 30k 2 2k 4 7k DTA114TUA T106 SWITCH 2SC4081T106Q...

Page 12: ... to waveforms 12 11 10 9 8 7 6 5 4 3 1 13 14 15 16 17 18 19 20 21 22 23 24 PREVCC PREINF RFLTOUT RFLTIN REG PRE1OUT MICALCIN VORTAU VORC VORIN VOROUT REC BIAS REC SP2OUT PWRVCC PREIIN GND ALCNF VORCTRL MICALCOUT ALCTAU ALCDETIN REC SPIN REC SP1OUT SPGND BH3682FV TapeRecorder PRE PWR MIC REC PREVCC PWRCTRL PRE1 31dB MICALC PRE2 delta 40dB BIAS 26dB PWRVCC INV VORCTRL PRE PWR POM 37dB REC POWER 22dB...

Page 13: ...ist and accessories are given in the last of this parts list Abbreviation CND Canadian model EE East European model CH Chinese model JEW Tourist model 1 4 5 6 8 2 10 11 12 13 14 9 2 3 2 7 SP1 1 X 3385 017 1 LID SUB ASSY CASSETTE 2 3 893 942 41 SCREW 1 7X3 TAPPING B 3 3 258 991 01 SPRING CASSETTE UP 4 1 860 841 11 LED BOARD 5 3 225 873 09 SCREW M1 4 6 1 860 842 11 FLEXIBLE BOARD 7 3 318 203 97 SCRE...

Page 14: ... 3 258 987 01 CASE MICROPHONE 60 3 258 970 01 KNOB PAUSE 61 3 703 816 14 SCREW M1 4 62 3 925 231 01 REFLECTOR 64 X 3385 016 1 FRONT SUB ASSY CABINET US CND E CH JEW 64 X 3385 019 1 FRONT SUB ASSY CABINET AEP EE 65 3 258 985 01 SPRING GROUND 66 3 258 984 01 TERMINAL BATTERY 67 3 261 019 01 COVER BATTERY TERMINAL 68 3 258 981 01 TERMINAL BATTERY 69 3 258 982 01 LID BATTERY CASE 70 A 4541 638 A MAIN ...

Page 15: ...COUNTER 104 1 548 582 11 COUNTER TAPE SMALL TYPE 105 3 703 925 41 SCREW M1 4 106 3 703 816 23 SCREW M1 4X4 5 SPECIAL HEAD 107 3 231 358 01 WASHER 108 3 234 861 02 GUIDE ARO TAPE 109 3 019 776 03 GEAR REEL S 110 X 3379 882 3 PINCH N ASSY ARM 111 3 703 816 08 SCREW M1 4X1 4 SPECIAL HEAD 112 3 265 409 01 BELT CAP S 113 X 3379 877 2 FLY ASSY AR CAPSTAN 114 3 386 694 01 WASHER 115 3 029 278 01 WASHER 1...

Page 16: ...RESSION 154 3 019 778 03 SLEEVE MS 155 3 728 091 01 WASHER STOPPER 156 3 225 427 01 WASHER LEVER 157 3 225 384 02 GEAR A 158 3 261 398 01 REFLECTOR 450 159 3 225 395 04 LEVER REW ROTARY 160 X 3380 677 3 LEVER E DETECTION ASSY 161 3 229 064 01 WASHER STOPPER 162 3 225 393 03 LEVER SHUT OFF 163 3 321 813 71 WASHER COTTER POLYETHYLENE 164 3 315 384 31 WASHER STOPPER 165 3 344 901 01 WASHER STOPPER 16...

Page 17: ...2uF 10 10V C123 1 162 970 11 CERAMIC CHIP 0 01uF 10 25V C124 1 104 851 11 TANTAL CHIP 10uF 20 10V C125 1 104 851 11 TANTAL CHIP 10uF 20 10V C301 1 119 750 11 TANTAL CHIP 22uF 20 6 3V C302 1 104 851 11 TANTAL CHIP 10uF 20 10V C303 1 124 434 00 ELECT 220uF 20 4V C305 1 135 834 91 CERAMIC CHIP 2 2uF 6 3V C306 1 104 851 11 TANTAL CHIP 10uF 20 10V C307 1 135 151 21 TANTALUM CHIP 4 7uF 20 4V C308 1 135 ...

Page 18: ... 216 825 11 METAL CHIP 2 2K 5 1 10W R114 1 216 849 11 METAL CHIP 220K 5 1 10W R115 1 216 817 11 METAL CHIP 470 5 1 10W R118 1 216 813 11 METAL CHIP 220 5 1 10W R119 1 216 817 11 METAL CHIP 470 5 1 10W R120 1 216 821 11 METAL CHIP 1K 5 1 10W R124 1 216 813 11 METAL CHIP 220 5 1 10W R125 1 216 825 11 METAL CHIP 2 2K 5 1 10W R127 1 216 837 11 METAL CHIP 22K 5 1 10W R128 1 216 817 11 METAL CHIP 470 5 ...

Page 19: ...TAPE SPEED NORMAL RV602 1 225 868 21 RES ADJ CERMET 2 2K TAPE SPEED DOUBLE SWITCH S101 1 786 282 11 SWITCH SLIDE PB REC S102 1 572 688 11 SWITCH PUSH 1 KEY POWER S301 1 572 922 11 SWITCH SLIDE PAUSE S401 1 762 594 41 SWITCH PUSH 1 KEY FF REW DET S501 1 572 922 11 SWITCH SLIDE VOR S601 1 571 277 51 SWITCH SLIDE REC TIME PLAY MODE S602 1 572 688 11 SWITCH PUSH 1 KEY FF REW THERMISTOR THP601 1 810 79...

Page 20: ...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 2004 01 New 1 1 2004 05 Addition of Chinese model ...

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