Sony MDRSA-5000 Service manual
MDR-SA1000/SA3000/SA5000
SERVICE MANUAL
Ver. 1.0 2005.02
Photo: MDR-SA5000
SPECIFICATIONS
MDR-SA1000/SA3000
Type
Open air, dynamic
Driver units
50 mm, (CCAW adopted), dome type
Power handling capacity
1,500 mW (IEC*)
Impedance
70 Ω at 1 kHz
Sensitivity
100 dB/mW
Frequency response
MDR-SA3000 : 8 − 100,000 Hz
MDR-SA1000 : 8 − 80,000 Hz
Cord
MDR-SA3000 : 3.5 m (11.5 ft), 6N-OFC litz cord
MDR-SA1000 : 3.5 m (11.5 ft), OFC litz cord
Plug
Gold-plated stereo mini plug
Mass
Approx. 265 g (9.3 oz) without cord
Supplied accessories
Operating Instructions (1), Warranty (1), Product Information
(MDR-SA3000 only) (1), Carrying porch (1), Gold-plated
unimatch plug adaptor
(stereo phone plug y stereo mini jack) (1)
* IEC = International Electrotechnical Commission
US Model
AEP Model
MDR-SA1000/SA3000/SA5000
Canadian Model
MDR-SA1000/SA3000
E Model
MDR-SA3000
MDR-SA5000
Type
Open air, dynamic
Driver units
50 mm, (CCAW adopted), dome type
Power handling capacity
1,500 mW (IEC*)
Impedance
70 Ω at 1 kHz
Sensitivity
102 dB/mW
Frequency response
5 Hz − 110 kHz
Cord
3.5 m (11.5 ft), 6-N OFC litz cord
Plug
Gold-plated stereo phone plug
Mass
Approx. 260 g (9.2 oz) without cord
Supplied accessories
Stand (1), Operating Instructions (1),
Warranty (1), Product Information (1)
* IEC = International Electrotechnical Commission
Design and specifications are subject to change without notice.
9-879-492-01
2005B05-1
© 2005.02
STEREO HEADPHONES
Sony Corporation
Personal Audio Company
Published by Sony Engineering Corporation
MDR-SA1000/SA3000/SA5000
SECTION 1
DISASSEMBLY
Note: Follow the disassembly procedure in the numerical order given.
DRIVER (Lch/Rch)
(For both left and right headphones, disassemble through the same procedure)
4
Rotate the driver (Lch/Rch) in
the arrow direction to remove.
5
front plate assy
1
ear pad
Connect a lead wire of the cord (with plug) (green) to the terminal
with a marking.
(The location of a marking may differ from the illustration.)
3
Natural color lead wire
connecting locations
head band cord
3
Remove two solders
of the cord (with plug).
cord (with plug)
– DRIVER (Lch) –
(SA1000/SA3000)
Remove five solders of the head
band cord and cord (with plug).
Red color lead wire
connecting locations
Natural color lead wire
connecting locations
cord (with plug)
2
four screws
3
Remove two solders
of the head band cord.
head band cord
Connect a lead wire of the head band cord (red) to the terminal
with a marking.
(The location of a marking may differ from the illustration.)
– DRIVER (Rch) –
(SA1000/SA3000)
3
Remove two solders
of the cord (with plug).
Black color lead wire
cord (with plug)
connecting locations
Black color lead wire
connecting locations
Connect a lead wire of the head band cord (green) to the terminal
with a marking.
(The location of a marking may differ from the illustration.)
– DRIVER (Lch) –
(SA5000)
2
Connect a lead wire of the head band cord (red) to the terminal
with a marking.
(The location of a marking may differ from the illustration.)
– DRIVER (Rch) –
(SA5000)
SECTION 2
EXPLODED VIEWS
MDR-SA1000/SA3000/SA5000
NOTE:
• -XX and -X mean standardized parts, so they
may have some difference from the original
one.
• Color Indication of Appearance Parts
Example:
KNOB, BALANCE (WHITE) . . . (RED)
↑↑
Parts Color Cabinet's Color
2-1. HEADBAND SECTION
(MDR-SA1000/SA3000)
21
6
3
• 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.
• Accessories are given in the last of the parts
list.
The components identified by mark
0 or dotted line with mark 0 are
critical for safety.
Replace only with part number
specified.
Les composants identifiés par une
marque 0 sont critiquens pour la
sécurité.
Ne les remplacer que par une pièce
portant le numéro spécifié.
11
10
9
3
14
3
7
12
8
13
14
10
15
12
5
16
17
8
4
1
2
housing (R) section
Ref. No. Part No. Description Remark
1 2-546-870-01 HANGER (R) (SA3000)
1 2-546-870-11 HANGER (R) (SA1000)
2 2-586-769-01 SEAL, HANGER
3 2-548-701-01 BUSHING (CORD)
4 3-254-070-11 SCREW
5 2-546-866-01 LID (R), HOLDER (SA3000)
5 2-546-866-11 LID (R), HOLDER (SA1000)
6 2-546-864-01 HOLDER (R) (SA3000)
6 2-546-864-11 HOLDER (R) (SA1000)
7 X-2050-496-1 SLIDER (R) ASSY
4
19
18
2
3
21
20
housing (L) section
Ref. No. Part No. Description Remark
13 2-546-862-01 LID (R), CLICK CASE (SA3000)
13 2-546-862-11 LID (R), CLICK CASE (SA1000)
14 3-253-143-01 SCREW (B2.6), (+) P TAPPING
15 2-546-861-01 LID (L), CLICK CASE (SA3000)
15 2-546-861-11 LID (L), CLICK CASE (SA1000)
16 2-546-859-01 CLICK CASE (L) (SA3000)
16 2-546-859-11 CLICK CASE (L) (SA1000)
17 X-2050-495-1 SLIDER (L) ASSY
18 2-546-865-01 LID (L), HOLDER (SA3000)
18 2-546-865-11 LID (L), HOLDER (SA1000)
8 2-548-700-01 RING, RETAINING
9 2-546-860-01 CLICK CASE (R) (SA3000)
9 2-546-860-11 CLICK CASE (R) (SA1000)
10 2-546-883-01 SPRING (CLICK)
11 X-2025-345-1 HEADBAND ASSY
12 2-549-692-01 RETAINER, BAND
19 2-546-863-01 HOLDER (L) (SA3000)
19 2-546-863-11 HOLDER (L) (SA1000)
20 2-546-869-01 HANGER (L) (SA3000)
20 2-546-869-11 HANGER (L) (SA1000)
21 3-032-552-01 EMBLEM (NO 2.5), SONY
3
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