Sony MDRCD-2000 Service manual

MDR-CD2000

)

SERVICE MANUAL

Ver 1.1 2002. 02

SPECIFICATIONS

Type: Dynamic, closed Driver units: ø 50 mm, dome type Impedance: 32 ohms at 1 kHz Sensitivity: 106 dB/mW Power handling capacity: 1500 mW (IEC) Frequency response: 5 – 30,000 Hz Cord: Approx. 3.5 m long detachable LC-OFC litz

cord with a gold-plated stereo unimatch plug Mass: Approx. 300 g (without cord) Supplied accessory: Pouch

Design and specifications are subject to change without notice.

US Model

AEP Model

• DRIVER DIAGRAM

Marked position (+ side)

Relay terminal

The position marked with a marker is on the + side. (indefinite)

• CONNECTION DIAGRAM

Note : The connection depends on the + side position

of the driver.

(no connection

9-927-663-12

2002B0400-1

Sony Corporation

Personal Audio Company

Published by Sony Engineering Corporation

driver (L) driver (R)

RED (R)

marked position

RED (R)

marked position

NATURAL (GND)

RED (R) WHITE (L) BLACK (GND)

JACK (SMALL TYPE)

STEREO HEADPHONES

Ver 1.1

• EXPLODED VIEWS

NOTE:

• The mechanical parts with no reference number in the exploded views are not supplied.

• Items marked “*” are not stocked since they are seldom required for routine service. Some delay should be anticipated when ordering these items.

Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark

1 X-3379-058-1 BAND (F) ASSY, HEAD 2 X-3379-059-1 BAND (R) ASSY, HEAD 3 A-4540-623-A SUSPENDER ASSY 4 7-621-772-10 SCREW +P 2X4 5 1-792-446-11 CORD (WITH PLUG)

6 7-685-104-19 SCREW +P 2X6 TYPE2 NON-SLIT 7 3-045-258-01 PAD (L), EAR 7 3-046-466-01 PAD (R), EAR 8 1-506-589-11 PLUG, ADAPTOR 9 7-685-134-19 SCREW +P 2.6X8 TYPE2 NON-SLIT

10 X-3379-063-1 PLATE (L) ASSY, FRONT 10 X-3379-064-1 PLATE (R) ASSY, FRONT 11 1-542-433-11 DRIVER (050F026) 12 1-794-152-11 JACK (SMALL TYPE) 13 X-3379-061-1 HOUSING (L) ASSY

13 X-3379-062-1 HOUSING (R) ASSY

14 3-047-980-01 SCREW (M3X18), +B 15 7-688-003-12 W 3, MIDDLE 16 3-045-265-01 SPACER 17 3-045-251-01 HANGER 18 3-045-245-01 HOLDER (L)

18 3-045-246-01 HOLDER (R) 19 3-045-249-01 CHASSIS (L) 19 3-045-250-01 CHASSIS (R) 20 3-713-791-51 SCREW (M1.7X3.5), TAPPING, P2

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ACCESSORIES & PACKING MATERIALS

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3-045-848-11 MANUAL, INSTRUCTION

(ENGLISH,FRENCH,GERMAN,SPANISH,

ITALIAN,PORTUGUESE,RUSSIAN)

4-985-107-11 POUCH

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