MDR-7506
MDR-7506
SERVICE MANUAL
STEREO HEADPHONES
US Model
AEP Model
9-956-092-13
2002G0200-1
© 2002.07
Sony Corporation
Personal Audio Company
Published by Sony Engineering Corporation
Ver 1.1 2002.07
SPECIFICATIONS
Type Circum-aural, closed
Driver units 40 mm dia., dynamic type
Impedance 63 ohms at 1 kHz
Sensitivity 106 dB/mW
Rated power 0.5 W
Power handling capacity 1 W
Frequency response 5 - 30,000 Hz
Cord 3 m (extended length) coiled cord with a
stereo unimatch plug
Weight Approx. 230 g (without cord)
1. DISASSEMBLY
Note : Follow the disassembly procedure in the numerical order given.
2. MOUNTING DIAGRAM
2
MDR-7506
Ref. No. Part No. Description Remarks
Ref. No. Part No. Description Remarks
NOTE:
• -XX, -X mean standardized parts, so they may
have some differences from the original one.
• Items marked “*” are not stocked since they
are seldom required for routine service. Some
delay should be anticipated when ordering these
items.
• The mechanical parts with no reference number
in the exploded views are not supplied.
• Hardware (# mark) list and accessories are
given in the last of this parts list.
3. EXPLODED VIEWS
Ver 1.1 2002.07
1 X-2113-124-1 PAD ASSY, EAR
2 2-113-129-01 STOPPER, DRIVER
* 4 2-113-152-02 REGISTER, FRONT
* 5 2-113-140-01 PLATE, FRONT
6 2-113-137-01 BUSHING
7 X-4941-333-1 HOUSING (LEFT) ASSY
8 X-4941-334-1 HOUSING (RIGHT) ASSY
9 2-113-133-11 HANGER (RIGHT)
10 2-113-132-11 HANGER (LEFT)
11 2-113-134-11 CASE, HINGE
12 7-671-113-01 STEEL, BALL 3
13 2-113-146-01 SPRING, COMPRESSION
14 X-2113-116-1 CASE (LEFT) ASSY, CLICK
* 15 2-113-122-01 BAND, HEAD
16 X-2113-112-1 CUSHION ASSY, HEAD
* 17 2-113-124-11 LID (LEFT), CLICK CASE
18 X-2113-101-1 SLIDER (LEFT) ASSY
19 2-113-123-11 LID, HINGE CASE
20 2-113-130-11 LID (LEFT), HANGER
22 7-685-235-19 SCREW +KTP 2.6X10 TYPE2 SLIT
23 7-685-232-19 SCREW +KTP 2.6X5 TYPE2NON-SLIT
24 X-2113-102-1 SLIDER (RIGHT) ASSY
25 X-2113-115-1 CASE (RIGHT) ASSY, CLICK
* 26 2-113-125-11 LID (RIGHT), CLICK CASE
27 2-113-131-11 LID (RIGHT), HANGER
28 2-113-149-01 RING, URETHANE
29 1-580-792-21 CORD (WITH PLUG)
30 1-542-491-11 DRIVER (040F001P)
31 1-506-589-11 ADAPTOR, PLUG
******************************************************
ACCESSORIES
**********
2-113-147-11 CASE, SOFT
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