Sony TMR-RF960R Service Manual
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Sony TMR-RF960R Service Manual

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SERVICE MANUAL

Ver 1.0 2004. 02
TMR-RF960R is the component model block one in the MDR-RF960RK
or MDR-RF920RK.
COMPONENT MODEL NAME FOR MDR-RF920RK/
MDR-RF960RK
Wireless Stereo Headphones MDR-RF920R
Transmitter
Sony Corporation
9-877-526-01
Personal Audio Company
2004B02-1
Published by Sony Engineering Corporation
© 2004.02
MDR-RF920RK MDR-RF960RK
MDR-RF960R
TMR-RF960R
TMR-RF960R
SPECIFICATIONS
General
Carrier frequency
Channel
Modulation
Frequency response
Transmitter
Power source
Audio input
Dimensions
Mass
TMR-RF960R
913.5 – 914.5 MHz
Ch1, Ch2, Ch3
FM stereo
MDR-RF920R : 20 – 20,000 Hz
MDR-RF960R : 10 – 22,000 Hz
DC 9 V: supplied AC power adaptor
phono jacks/stereo mini jack
Approx. 133 x 124 x 136 mm
1
3
(5
/
x 5 x 5
/
in.)
4
8
(w/h/d)
Approx. 195 g (7 oz.)
US Model
Canadian Model
TRANSMITTER

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Summary of Contents for Sony TMR-RF960R

  • Page 1: Service Manual

    TMR-RF960R SERVICE MANUAL US Model Canadian Model Ver 1.0 2004. 02 TMR-RF960R is the component model block one in the MDR-RF960RK or MDR-RF920RK. COMPONENT MODEL NAME FOR MDR-RF920RK/ MDR-RF960RK MDR-RF920RK MDR-RF960RK Wireless Stereo Headphones MDR-RF920R MDR-RF960R Transmitter TMR-RF960R TMR-RF960R SPECIFICATIONS...

  • Page 2: Table Of Contents

    TMR-RF960R SECTION 1 GENERAL This section is extracted TABLE OF CONTENTS from instruction manual. Specifications ................1 Setting up the GENERAL ..............2 transmitter DISASSEMBLY 2-1. Upper Cabinet Assy ..........3 Connect the transmitter to audio/ 2-2. TX-BASE Board ............ 3 video equipment.

  • Page 3: Disassembly

    TMR-RF960R SECTION 2 DISASSEMBLY • This set can be disassembled in the order shown below. 2-1. UPPER CABINET ASSY 5 upper cabinet assy cabinet (lower) assy 3 four screws (DIA. 2) 2 screw (DIA. 2) 1 protection sheet 2-2. TX-BASE BOARD 3 TX-BASE board 1 two screws (DIA.

  • Page 4: Electrical Adjustments

    TMR-RF960R SECTION 3 ELECTRICAL ADJUSTMENTS Setting : 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 AF signal generator ON a power supply (LED (POWER) will ON).

  • Page 5: Diagrams

    TMR-RF960R SECTION 4 DIAGRAMS 4-1. BLOCK DIAGRAM TX-BASE BOARD IC403 RV401 TX-VCO BLOCK ANT401 STEREO MPX PILOT SIGNAL IC401 MODULATION R-CH J401 MODULATOR RF AMP BUFFER Q501,502 Q503 Q408 TIME DEVISION X501 CT501 1080MHz INPUT J402 R-CH R-CH CT501 BUFFER...

  • Page 6: Schematic Diagram - Tx-Base Board

    TMR-RF960R 4-2. SCHEMATIC DIAGRAM – TX-BASE BAORD –...

  • Page 7: Printed Wiring Board - Tx-Base Board

    TMR-RF960R 4-3. PRINTED WIRING BOARD – TX-BASE BAORD – TX-BASE BOARD • Semiconductor Location Ref. No. Location CHANNEL D401 D402 D403 D404 D405 D407 D409 D410 IC401 IC402 IC403 -1 -2 IC404 NOISE FILTER IC405 Q401 Q402 Q403 Q404 Q405...

  • Page 8: Schematic Diagram - Tx-Vco Board

    TMR-RF960R 4-4. SCHEMATIC DIAGRAM – TX-VCO BAORD – 4-5. PRINTED WIRING BOARD – TX-VCO BAORD – • Semiconductor Location (SIDE A) Ref. No. Location TX-VCO BOARD D501 Q501 Q502 Q503 (11) 1-861-440- TX-VCO BOARD (SIDE B) (11) 1-861-440- Note on Schematic Diagram: •...
  • Page 9 TMR-RF960R • WAVEFORMS IC403 7 CAPACITOR 2.0Vp-p 26 µ sec VOL/DIV : 0.5 V AC TIME/DIV : 10 µ sec IC403 8 PILOT OUTPUT 0.6Vp-p 52 µ sec VOL/DIV : 0.5 V AC TIME/DIV : 20 µ sec...

  • Page 10: Explodedviews

    TMR-RF960R SECTION 5 EXPLODED VIEWS NOTE: • -XX, -X mean standardized parts, so they may • Hardware (# mark) list and accessories are have some differences from the original one. given in the last of this parts list. • Items marked “*” are not stocked since they are seldom required for routine service.

  • Page 11: Electrical Parts List

    TMR-RF960R SECTION 6 TX-BASE TX-VCO ELECTRICAL PARTS LIST NOTE: • Due to standardization, replacements in the • RESISTORS When indicating parts by reference parts list may be different from the parts All resistors are in ohms. number, please include the board.
  • Page 12 TMR-RF960R TX-BASE TX-VCO Ref. No. Part No. Description Remarks Ref. No. Part No. Description Remarks < TRIMMER > Q503 8-729-043-92 TRANSISTOR 2SC5084-0(TE85L) CT501 1-141-325-11 CAP, CHIP TYPE TRIMMER 5PF < RESISTOR > (TRANSMISSION FREQUENCY) R401 1-216-839-11 METAL CHIP 1/10W < DIODE >...
  • Page 13 TMR-RF960R TX-BASE TX-VCO Ref. No. Part No. Description Remarks Ref. No. Part No. Description Remarks R462 1-216-857-11 METAL CHIP 1/10W < VIBRATOR > R463 1-216-839-11 METAL CHIP 1/10W X401 1-781-850-11 VIBRATOR, CRYSTAL (38kHz) R464 1-216-821-11 METAL CHIP 1/10W X501 1-781-175-21 OSCILLATOR, DIELECTRICS (1080MHz)

  • Page 14: Revision History

    TMR-RF960R REVISION HISTORY 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...

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