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Popular Sony MDR-IF4000 Manual Pages
Operating Instructions - Page 1
... accessories Rechargeable nickel-metal hydride batteries BP-HP550 (550 mAh min.) (2) Operating Instructions (1)
Design and specifications are subject to change without notice. MDR-IF4000
SERVICE MANUAL
Ver. 1.1 2005. 02
US Model Canadian Model
AEP Model E Model
• The MDR-IF4000 is the cordless stereo headphones that comprises the MDRDS4000.
• MDR-DS4000 consists of the following...
Operating Instructions - Page 2
... on chip component replacement • Never reuse a disconnected chip component. • Notice that the minus side of unleaded solder are printed with MDR-IF4000. Soldering irons using...
DISASSEMBLY 2-1. Circuit Boards Location 10 3-2. Block Diagrams 11 3-3. ELECTRICAL PARTS LIST 19
2 TABLE OF CONTENTS
Specifications 1
1. Front Plate (R) Assy 4 2-3. Front Plate (L) Assy 6 2-7.
Operating Instructions - Page 3
... (right)
8 POWER indicator By pulling up the self-adjusting band, the indicator lights red when battery power is extracted from instruction manual.
1 Ear pad (left)
2 Battery case button
3 Battery case Press the button of the left housing to open the battery compartment lid. LOCATING THE CONTROLS
SECTION 1 GENERAL
MDR-IF4000
This section is sufficient.
3
Operating Instructions - Page 4
MDR-IF4000
SECTION 2 DISASSEMBLY
• This set can be disassembled in the numerical order given.
2-2. FRONT PLATE (R) ASSY (Page 4)
2-6. HANGER (R) (Page 5)
2-5. DISASSEMBLY FLOW
SET
2-2. RX ... attention to the marked one of the driver terminals. driver (R-CH) side
2 two screws (P 2.6x6)
RED
Connect a red lead to their colors. Note for installation : Solder the leads at 2 places...
Operating Instructions - Page 9
HOW TO HANG THE TENSION SPRING
Note for installation : Insert the end of the suspender assy under the S701 on SW board. suspender assy housing (L) assy
hanger lid (L) tension spring
suspender assy
SW board S701
9 WIRING ON THE SW BOARD
SW board
MDR-IF4000
head band cushion (B)
2-12. 2-11.
Operating Instructions - Page 11
...16 SCKI
VOUTL 9 2 DATA 3 BCK 1 LRCK
PD VOUTR 8 4
RV201 VOL
Q101 MUTE DRIVE
w
Q302 MUTE
Q301 MUTE
IC302 HEADPHONE
AMP
5 4
8
5 4
8
IC301 HEADPHONE
AMP
SP002 SPEAKER
(L CH)
SP001 SPEAKER
(R CH)
+1.5V +2.5V
CONTROL
XRST 13
IC502 +2.5V REGULATOR
5 VOUT VIN 1
IC501 ... TERMINAL
RECHARGEABLE BATTERY (BP-HP550)
1.2V 550mAhX2
ɾSIGNAL PATH : ANALOG : 3'
MDR-IF4000
MDR-IF4000
11
11 3-2.
Operating Instructions - Page 12
...
IC101
B-2
IC102
A-3
IC201
C-2
IC301
D-3
IC302
D-2
IC501
D-4
Q101
C-3
Q301
D-3
Q302
D-2 No. MDR-IF4000
3-3. PRINTED WIRING BOARD -
RECEIVER SECTION -
: Uses unleaded solder.
1
2
3
4
5
6
RX BOARD...864-936- 11 (11)
E
SP001 DRIVER (R-CH)
SP002 DRIVER (L-CH)
-R
+R
(NAT) (RED)
7
-L
+L
(NAT) (GRN)
8
1-864-936- 11 (11)
MDR-IF4000
12
12
9
10
+B
SIG
D407 ...
Operating Instructions - Page 13
...
IC601
C513
D501
B-3
D601
E-4
C514
E
43
51
C605
C602 R602
IC502
D-3
IC503
B-3
IC601
E-3
Q601
D-4
Q602
D-4
D601
BATT(+)
1-864-935- 11
F
(11)
CHG(+)
CHG(-)
CHARGE
TERMINAL
MDR-IF4000
13
13
MDR-IF4000 PRINTED WIRING BOARD - 3-4.
Operating Instructions - Page 14
...TX)
MUTE
R502 470
L304
D502 SLR-342VC3F
POWER
C301 R301 15p 68k
IC301 NJM2113V-TE2 HEADPHONE AMP
C306 47 10V
C308 0.1
L302
L303
C307 0.1
C302 10 R302 10V 10k
C305 ... NJM2113V-TE2 HEADPHONE AMP
C317 0.1
L306
C316 0.1
C311 10 R308 10V 10k
Q302 UN2225-(TX)
MUTE
C312 100p
C314 3.3 10V
C313 10 10V
SP001 040020 DRIVER (R-CH)
SP002 040020 DRIVER (L-CH)
MDR-IF4000
14
14 MDR-IF4000
3-5.
Operating Instructions - Page 17
... ASSY SECTION
15
not supplied (SW board)
16 12
MDR-IF4000
13
B
6
5
13
11
B4
not supplied
not ...1-542-593-11 DRIVER (040F020)
Remarks
17 No.
10 11 12 13 14
Part No. SECTION 4
EXPLODED VIEWS
NOTE: • -XX, -X mean standardized parts, so they may...routine service. Some delay should be anticipated when ordering these items.
• The mechanical parts with no reference number in...
Operating Instructions - Page 18
...-11 DRIVER (040F020)
Remarks
18 Description
3-246-154-13 PAD (R), EAR
X-2024-575-1 PLATE (R) SUB ASSY, FRONT
A-1083-890-A RX BOARD, COMPLETE
3-253-143-01 SCREW (B2.6), (+)P TAPPING
3-257-778-01 HOUSING (R)
57
X-2024-573-1 CAP (R) ASSY, HOUSING
58
2-345-565-01 HANGER (R)
59
3-246-141-71 LID (R), HANGER
Remarks
Ref. MDR-IF4000...
Operating Instructions - Page 19
... used on the set. • -XX, -X mean standardized parts, so they may have some difference from the parts specified in ohms. METAL: metal-film resistor METAL OXIDE: Metal Oxide-film resistor F: nonflammable
• COILS uH: µH
• SEMICONDUCTORS In each case, u: µ, for routine service.
Part No. CHIP 1-104-851-11 TANTAL. MDR-IF4000
BATT PD1 PD2...
Operating Instructions - Page 23
Subject : SUFFIX CHANGE OF RX BOARD
9-879-301-81 MDR-IF4000
SERVICE MANUAL
Ver. 1.1
US Model Canadian Model
AEP Model E Model
SUPPLEMENT - 1
File this Supplement with the Service Manual.
Operating Instructions - Page 24
... of new type, and changed into suffix-12. MDR-IF4000
• CHANGE OF RX BOARD
The RX board was changed parts list are described in this Supplement-1.
NEW TYPE IDENTIFICATION
[ RX BOARD ] (SIDE B)
1-864-936-11 (Refer to original service manual) 1-864-936-12 (Refer to original service manual (9-879-301-02) previously issued for the other...
Operating Instructions - Page 26
...RV201 50k/50k VOL
C319 0.1
R502 470
L304 4.7uH
D502 SLR-342VC3F
POWER
C301 R301 15p 68k
IC301 NJM2113V-TE2 HEADPHONE AMP
C306 47 10V
C308 0.1
L302 0uH
L303 0uH
C307 0.1
L112 0
L110 0 L111 0
IC101 CXD4017R
IR ...100p
C314 3.3 10V
C313 10 10V
D102 1SS355TE-17
SP001 040020 DRIVER (R-CH)
SP002 040020 DRIVER (L-CH)
MDR-IF4000
26
26 MDR-IF4000
SCHEMATIC DIAGRAM - RECEIVER SECTION -
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