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TMR-RF960R

US Model

Canadian Model

SERVICE MANUAL

TRANSMITTER

Sony Corporation

Personal Audio Company
Published by Sony Engineering Corporation

9-877-526-01

2004B02-1
© 2004.02

SPECIFICATIONS

Ver 1.0  2004. 02

TMR-RF960R is the component model block one in the MDR-RF960RK
or MDR-RF920RK.

MDR-RF920RK MDR-RF960RK

Wireless Stereo Headphones MDR-RF920R

MDR-RF960R

Transmitter

TMR-RF960R

TMR-RF960R

COMPONENT MODEL NAME FOR MDR-RF920RK/
MDR-RF960RK

General

Carrier frequency

913.5 – 914.5 MHz

Channel

Ch1, Ch2, Ch3

Modulation

FM stereo

Frequency response

MDR-RF920R : 20 – 20,000 Hz
MDR-RF960R : 10 – 22,000 Hz

Transmitter

Power source

DC 9 V: supplied AC power adaptor

Audio input

phono jacks/stereo mini jack

Dimensions

Approx. 133 x 124 x 136 mm

(5 

1

/

4

 x 5 x 5 

3

/

8

 in.)

(w/h/d)

Mass

Approx. 195 g (7 oz.)

Summary of Contents for TMR-RF960R

Page 1: ... RF920RK MDR RF960RK Wireless Stereo Headphones MDR RF920R MDR RF960R Transmitter TMR RF960R TMR RF960R COMPONENT MODEL NAME FOR MDR RF920RK MDR RF960RK General Carrier frequency 913 5 914 5 MHz Channel Ch1 Ch2 Ch3 Modulation FM stereo Frequency response MDR RF920R 20 20 000 Hz MDR RF960R 10 22 000 Hz Transmitter Power source DC 9 V supplied AC power adaptor Audio input phono jacks stereo mini jac...

Page 2: ...3 times Be careful not to apply force on the conductor when soldering TABLE OF CONTENTS Specifications 1 1 GENERAL 2 2 DISASSEMBLY 2 1 Upper Cabinet Assy 3 2 2 TX BASE Board 3 3 ELECTRICAL ADJUSTMENTS 4 4 DIAGRAMS 4 1 Block Diagrams 5 4 2 Schematic Diagram TX BASE Board 6 4 3 Printed Wiring Board TX BASE Board 7 4 4 Schematic Diagram TX VCO Board 8 4 5 Printed Wiring Board TX VCO Board 8 5 EXPLODE...

Page 3: ...TX BASE BOARD This set can be disassembled in the order shown below 2 1 UPPER CABINET ASSY 1 protection sheet 5 upper cabinet assy 2 screw DIA 2 3 four screws DIA 2 4 cabinet lower assy 1 two screws DIA 2 3 TX BASE board 2 cabinet lower assy ...

Page 4: ... and CH3 Charge Current Check 1 Connect the ammmeter 3 and probes to TP8 and 9 2 The green LED on charging turns on Make sure the reading on the current meter becomes to the standard value Standard value 45 5mA TP8 TP9 CURRENT METER 3 TX BASE BOARD Conductor side Pilot signal Modulation Check and Adjustment 1 Set the channel to CH2 2 An electric wave is output for 5 or 10 minutes when OFF to ON a ...

Page 5: ...402 POWER CHARGE INPUT B A TX BASE BOARD MOD IN ANT 5V B 5V TX VCO BLOCK I O V PILOT SIGNAL MODULATION REGULATOR RIPPLE FILTER Q402 Q406 407 CHARGE DET S402 CHANNEL 1 2 B 5V 3 BATTERY CHARGE TERMINAL TO MDR RF920R RF960R J403 DC IN 9V CHARGE CURRENT LIMIT Q405 410 1 13 R CH 3 1 20 17 16 18 12 1 Q403 COMPENSATION MODULATOR Q501 502 RF AMP Q503 X501 1080MHz 5 7 IC405 2 2 IC405 1 2 SYSTEM CONTROL IC4...

Page 6: ...5 R402 D402 IC404 Q409 JW416 TP8 TP9 1SS133T 38kHz 10p 100p 10 50V 22k 100p 1 2k 1 2k 2 2k 47k 220 16V 0 1 100 4 7k 5 6k 1 5k 100k 0 0022 0 1 10k 10k 0 0022 100k 0 01 680p 1k 680p 0 01 1k 0 1 1k 4 7k 0 1 1k 4 7k 100 4 7k 5 6k 1 5k 5 6k 10 50V 120k 330p 22k 0 0 0 22k 10k 0 680 0 220 680 0 MTZJ4 3B T77 220 16V 22k 22k 33p 15k 22k 1 22k 22k DTC144EKA DTA144VKA 47k 2SB1424 22k DTC144EKA 4 7k 1SS133T 0...

Page 7: ...02 R438 R428 C411 C425 IC403 R440 C439 C445 C434 C449 C428 C408 R479 Q403 R476 R477 R478 R475 JC405 JC413 JC414 R482 JC404 C489 C490 C484 D403 S402 S402 X401 C453 J403 C458 C422 JW409 JW404 RV401 JW413 D410 JW411 C475 C470 D401 D 4 0 2 D407 D409 JW406 S401 S401 J401 J402 C437 JW414 JW416 JW401 JW410 JW417 C407 C441 JW407 JW408 C421 C431 C417 C476 JW415 IC402 C440 C430 JW405 Q404 JW412 D404 D405 C4...

Page 8: ...C525 R511 R512 Q503 R514 C501 C516 C520 C521 C522 C523 C524 C518 ANT SIG A TX BASE BOARD Page 7 5V 11 11 1 861 440 11 11 1 861 440 SIDE A BOARD TX VCO BOARD TX VCO SIDE B 2 3 A 1 B C D E Note on Printed Wiring Boards X parts extracted from the component side Pattern from the side which enables seeing Note on Schematic Diagram All capacitors are in µF unless otherwise noted pF µµF 50 WV or less are...

Page 9: ...9 TMR RF960R WAVEFORMS IC403 7 CAPACITOR VOL DIV 0 5 V AC TIME DIV 10 µsec 2 IC403 8 PILOT OUTPUT VOL DIV 0 5 V AC TIME DIV 20 µsec 1 2 0Vp p 26 µsec 0 6Vp p 52 µsec ...

Page 10: ...tems The mechanical parts with no reference number in the exploded views are not supplied Hardware mark list and accessories are given in the last of this parts list not supplied not supplied not supplied not supplied not supplied not supplied 1 6 7 8 8 2 3 5 4 1 A 4547 110 A TX BASE BOARD COMPLETE including TX VCO BOARD 2 3 246 378 02 TERMINAL CHARGE 3 3 246 379 02 TERMINAL CHARGE 4 3 246 372 01 ...

Page 11: ...CERAMIC CHIP 0 0022uF 10 50V C443 1 162 970 11 CERAMIC CHIP 0 01uF 10 25V C444 1 162 963 11 CERAMIC CHIP 680PF 10 50V C445 1 107 826 11 CERAMIC CHIP 0 1uF 10 16V C446 1 126 160 11 ELECT 1uF 20 50V C449 1 107 826 11 CERAMIC CHIP 0 1uF 10 16V C450 1 126 961 11 ELECT 2 2uF 20 50V C453 1 126 964 11 ELECT 10uF 20 50V C454 1 162 927 11 CERAMIC CHIP 100PF 5 50V C455 1 162 915 11 CERAMIC CHIP 10PF 0 5PF 5...

Page 12: ... 1 10W R403 1 218 661 11 METAL CHIP 51 5 1 10W R404 1 216 839 11 METAL CHIP 33K 5 1 10W R405 1 216 817 11 METAL CHIP 470 5 1 10W R406 1 216 839 11 METAL CHIP 33K 5 1 10W R407 1 216 821 11 METAL CHIP 1K 5 1 10W R408 1 216 825 11 METAL CHIP 2 2K 5 1 10W R411 1 216 839 11 METAL CHIP 33K 5 1 10W R413 1 218 661 11 METAL CHIP 51 5 1 10W R414 1 216 839 11 METAL CHIP 33K 5 1 10W R416 1 216 839 11 METAL CH...

Page 13: ... R487 1 216 829 11 METAL CHIP 4 7K 5 1 10W R488 1 216 821 11 METAL CHIP 1K 5 1 10W R489 1 216 837 11 METAL CHIP 22K 5 1 10W R490 1 216 819 11 METAL CHIP 680 5 1 10W R491 1 216 833 11 METAL CHIP 10K 5 1 10W R492 1 216 841 11 METAL CHIP 47K 5 1 10W R493 1 216 818 11 METAL CHIP 560 5 1 10W R494 1 216 818 11 METAL CHIP 560 5 1 10W R495 1 216 817 11 METAL CHIP 470 5 1 10W R496 1 216 817 11 METAL CHIP 4...

Page 14: ...STORY 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 2004 02 New ...

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