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MDR-RF430/RF450
SERVICE MANUAL
Ver 1.0
1998.06
MDR-RF430 is the component model block one in the MDR-RF430RK.
MDR-RF450 is the component model block one in the MDR-RF450RK.
COMPONENT MODEL NAME FOR MDR-RF430RK/RF450RK
MDR-RF430RK MDR-RF450RK
Wireless Headphones
MDR-RF430
Transmitter
TMR-RF450R
MICROFILM
Illustration : MDR-RF430
MDR-RF450
TMR-RF450R
SPECIFICATIONS
Headphone
Charging and using hours
Approx. charging hours
Approx. using time*
1
50 minutes
24**
20 hours
*
at 1kHz 1mW + 1mW output
** the hours required to fully charge empty batteries
Battery life
Battery
Approx. hours*
Sony alkaline battery LR6 (SG) 60
Sony battery R6P (SR)
30
*
at 1kHz 1mW + 1mW output
Power source
DC 3V : 2 x R6 (size AA) battery or 2 x supplied
NC-AA-HJ Ni-Cd rechargeable battery
Mass
Approx. 215g (7.6oz.) incl.Ni-Cd batteries (MDR-RF430RK)
Approx. 265g (9.4oz.) incl.Ni-Cd batteries (MDR-RF450RK)
Supplied Ni-Cd rechargeable batteries
Model name
NC-AA-HJ
Voltage
1.2V
Capacity
600mAh
Design and specifications are subject to change without notice.
Illustration : MDR-RF450
WIRELESS STEREO HEADPHONES
AEP Model
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Table of Contents
Related Manuals for Sony MDR-RF430
Summarization of Contents
Specifications
Headphone Specifications
Details on headphone charging and usage times, battery life, and approximate usage.
Power Source and Battery Information
Information on power source types (alkaline, Ni-Cd) and battery specifications.
Mass and Battery Details
Specifies the mass of the headphones and details of the supplied rechargeable batteries.
Section 1 Disassembly
RX Board, FE Board, Receiver (R-CH), Suspender Removal
Procedure for disassembling the RX board, FE board, receiver (R-CH), and suspender.
Battery Case, Receiver (L-CH), Suspender Removal
Procedure for disassembling the battery case, receiver (L-CH), and suspender.
Section 2 Electrical Adjustments
Receive Frequency Check and Adjustment
Steps to check and adjust the receive frequency of the headphones.
Separation Check and Adjustment
Procedure for checking and adjusting the channel separation.
Section 3 Diagrams
IC Block Diagrams
Block diagrams illustrating the internal structure of key ICs like CXA1611N and LA4533M.
Printed Wiring Boards
Diagrams showing the layout of the printed wiring boards for the unit.
Schematic Diagram
Detailed schematic diagram of the MDR-RF430/RF450 circuitry.
Section 4 Exploded Views
MDR-RF430 Exploded View and Parts List
Exploded view diagram and part number list for the MDR-RF430 model.
MDR-RF450 Exploded View and Parts List
Exploded view diagram and part number list for the MDR-RF450 model.
Section 5 Electrical Parts List
Capacitors and Filters
List of capacitors, filters, and their specifications used in the unit.
Diodes, Ferrite Beads, and ICs
List of diodes, ferrite beads, integrated circuits, and their part numbers.
Resistors and Variable Resistors
List of resistors, variable resistors, and their values and specifications.
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