Ver 1.0 2000. 02
MDR-CD480/CD580/CD780
US Model
E Model
MDR-CD580/CD780
Canadian Model
MDR-CD480
AEP Model
MDR-CD480/CD580/CD780
SERVICE MANUAL
STEREO HEADPHONES
SPECIFICATIONS
<MDR-CD480>
Type: Dynamic, closed
Driver units: ø 40 mm, dome type
Impedance: 40 ohms at 1 kHz
Sensitivity: 104 dB/mW
Power handling capacity: 1500 mW (IEC)
Frequency response: 10 25,000 Hz
Cord: Approx. 3.5 m long detachable OFC litz cord
with a gold-plated stereo unimatch plug
Mass: Approx. 250 g (without cord)
<MDR-CD580>
Type: Dynamic, closed
Driver units: ø 40 mm, dome type
Impedance: 40 ohms at 1 kHz
Sensitivity: 106 dB/mW
Power handling capacity: 1500 mW (IEC)
Frequency response: 10 25,000 Hz
Cord: Approx. 3.5 m long detachable OFC litz cord
with a gold-plated stereo unimatch plug
Mass: Approx. 250 g (without cord)
<MDR-CD780>
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: Unimatch plug adapter
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
(Photo: MDR-CD780)
2
1
2
3
3
4
5
7
7
8
9
10
MDR-CD480
MDR-CD580/CD780
5
11
12
20
20
13
13
13
14
15
16
17
18
19
6
Sony Corporation
Personal Audio Division Company
2000B0481-1
Printed in Japan ©2000. 2
Published by General Engineering Dept.
9-927-662-11
· 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-3379-039-1 BAND (F) ASSY, HEAD
2
X-3379-040-1 BAND (R) ASSY, HEAD
3
7-621-772-10 SCREW +P 2X4
4
X-3379-212-1 SUSPENDER ASSY
5
3-045-258-01 PAD, EAR (L)(CD780)
5
3-046-466-01 PAD (R), EAR (CD780)
5
3-046-843-01 PAD (L), EAR (CD580)
5
3-046-844-01 PAD (R), EAR (CD580)
5
3-046-845-01 PAD (L), EAR (CD480)
5
3-046-846-01 PAD (R), EAR (CD480)
6
3-045-273-01 HOLDER (L) (CD780)
6
3-045-273-11 HOLDER (L) (CD480/CD580)
6
3-045-274-01 HOLDER (R) (CD780)
6
3-045-274-11 HOLDER (R) (CD480/CD580)
7
7-685-133-19 SCREW +P 2.6X6 TYPE2 NON-SLIT
8
X-3379-041-1 PLATE (L) ASSY, FRONT (CD780)
8
X-3379-042-1 PLATE (R) ASSY, FRONT (CD780)
8
X-3379-043-1 PLATE (L) ASSY, FRONT (CD580)
8
X-3379-044-1 PLATE (R) ASSY, FRONT (CD580)
8
X-3379-207-1 PLATE (L) ASSY, FRONT (CD480)
8
X-3379-208-1 PLATE (R) ASSY, FRONT (CD480)
9
1-794-152-11 JACK (SMALL TYPE)
10
1-542-429-11 DRIVER (040F018)
10
1-542-434-11 DRIVER (050F027)
11
7-682-247-09 SCREW +K 3X6
12
3-045-271-01 HANGER (L)
12
3-045-272-01 HANGER (R)
13
3-045-281-01 WHEEL
14
3-045-283-01 HOUSING (L) (CD580)
14
3-045-284-01 HOUSING (R) (CD580)
14
3-045-287-01 HOUSING (L) (CD480)
14
3-045-288-01 HOUSING (R) (CD480)
14
X-3378-829-1 HOUSING (L) ASSY (CD780)
14
X-3378-830-1 HOUSING (R) ASSY (CD780)
15
1-792-447-11 CORD (WITH PLUG) (CD780)
15
1-792-448-11 CORD (WITH PLUG) (CD480/CD580)
16
1-506-589-11 PLUG, ADAPTOR
17
7-685-104-19 SCREW +P 2X6 TYPE2 NON-SLIT
18
3-045-275-01 LID (L), HOLDER (CD780)
18
3-045-275-11 LID (L), HOLDER (CD480/CD580)
18
3-045-276-01 LID (R), HOLDER (CD780)
18
3-045-276-11 LID (R), HOLDER (CD480/CD580)
19
3-045-269-01 CHASSIS (L)
19
3-045-270-01 CHASSIS (R)
20
3-318-203-62 SCREW (B1.7X4), TAPPING
*************************************************************
ACCESSORIES & PACKING MATERIALS
********************************
3-045-851-11 MANUAL, INSTRUCTION
(ENGLISH,FRENCH,GERMAN,SPANISH,ITALIAN,
PORTUGUESE,RUSSIAN) (CD580/CD780)