Sony MDR-CD2000 Operating Instructions (primary... User manual

MDR-CD2000
US Model
AEP Model
SERVICE MANUAL
STEREO HEADPHONES
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.
• DRIVER DIAGRAM
Marked position
(+ side)
The position marked with a marker
is on the + side. (indefinite)
Relay terminal
(no connection
)
• CONNECTION DIAGRAM
Note : The connection depends on the + side position
of the driver.
driver (L) driver (R)
RED (R)
RED (R)
NATURAL (GND)
RED (R)
WHITE (L)
BLACK (GND)
JACK (SMALL TYPE)
marked
position
marked
position
Ver 1.1 2002. 02
9-927-663-12
2002B0400-1
© 2002. 02
Sony Corporation
Personal Audio Company
Published by Sony Engineering Corporation

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•EXPLODED VIEWS
Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark
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.
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
*************************************************************
ACCESSORIES & PACKING MATERIALS
********************************
3-045-848-11 MANUAL, INSTRUCTION
(ENGLISH,FRENCH,GERMAN,SPANISH,
ITALIAN,PORTUGUESE,RUSSIAN)
4-985-107-11 POUCH
Ver 1.1

MEMO

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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
1.0 2000. 02 New
1.1 2002. 02 Correction of part No. for Head Band (F) Assy (SPM-02003)
MDR-CD2000