Text preview for : SONY MDR-7506 SERVICE MANUAL VER 1.1 2002.07 (9-956-092-13).pdf part of SONY MDR-7506 SONY MDR-7506 STEREO HEADPHONES.
SERVICE MANUAL VERSION 1.1 2002.07
(9-956-092-13)
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MDR-7506
SERVICE MANUAL
Ver 1.1 2002.07
US Model AEP Model
SPECIFICATIONS
Type Driver units Impedance Sensitivity Rated power Power handling capacity Frequency response Cord Weight Circum-aural, closed 40 mm dia., dynamic type 63 ohms at 1 kHz 106 dB/mW 0.5 W 1W 5 - 30,000 Hz 3 m (extended length) coiled cord with a stereo unimatch plug Approx. 230 g (without cord)
2. MOUNTING DIAGRAM
1. DISASSEMBLY
Note : Follow the disassembly procedure in the numerical order given.
STEREO HEADPHONES
9-956-092-13
2002G0200-1 © 2002.07
Sony Corporation
Personal Audio Company Published by Sony Engineering Corporation
MDR-7506
Ver 1.1 2002.07
3. EXPLODED VIEWS
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.
·
Ref. No. 1 2 * 4 * 5 6 7 8 9 10 11 12 13 14 * 15 16
Part No. X-2113-124-1 2-113-129-01 2-113-152-02 2-113-140-01 2-113-137-01 X-4941-333-1 X-4941-334-1 2-113-133-11 2-113-132-11 2-113-134-11 7-671-113-01 2-113-146-01 X-2113-116-1 2-113-122-01 X-2113-112-1
Description PAD ASSY, EAR STOPPER, DRIVER REGISTER, FRONT PLATE, FRONT BUSHING HOUSING (LEFT) ASSY HOUSING (RIGHT) ASSY HANGER (RIGHT) HANGER (LEFT) CASE, HINGE STEEL, BALL 3 SPRING, COMPRESSION CASE (LEFT) ASSY, CLICK BAND, HEAD CUSHION ASSY, HEAD
Remarks
Ref. No. 19 20 22 23 24 25 * 26 27 28 29 30 31
Part No.
Description
Remarks
2-113-123-11 LID, HINGE CASE 2-113-130-11 LID (LEFT), HANGER 7-685-235-19 SCREW +KTP 2.6X10 TYPE2 SLIT 7-685-232-19 X-2113-102-1 X-2113-115-1 2-113-125-11 2-113-131-11 2-113-149-01 1-580-792-21 1-542-491-11 1-506-589-11 SCREW +KTP 2.6X5 TYPE2NON-SLIT SLIDER (RIGHT) ASSY CASE (RIGHT) ASSY, CLICK LID (RIGHT), CLICK CASE LID (RIGHT), HANGER RING, URETHANE CORD (WITH PLUG) DRIVER (040F001P) ADAPTOR, PLUG
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ACCESSORIES
********** * 17
18 2-113-124-11 LID (LEFT), CLICK CASE X-2113-101-1 SLIDER (LEFT) ASSY 2-113-147-11 CASE, SOFT
2
MDR-7506
MEMO
3
MDR-7506
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. 1.0 1.1 Date 1990.10 1997.01 2002.07 New REVISED Change of exploded views parts list.
(ENG-02030)
Description of Revision