Sony MDR-IF4000 Operating Instructions
Sony MDR-IF4000 Manual
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- Sony MDR-IF4000 | Operating Instructions - Page 1
-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 models respectively. Cordless stereo headphone MDR-IF4000 Digital surround processor DP-IF4000 - Sony MDR-IF4000 | Operating Instructions - Page 2
to use only unleaded solder but unleaded solder may also be added to ordinary solder. • Repaier DP-IF4000 with MDR-IF4000. TABLE OF CONTENTS Specifications 1 1. GENERAL 3 2. DISASSEMBLY 2-1. Disassembly Flow 4 2-2. Front Plate (R) Assy 4 2-3. RX Board 5 2-4. Hunger (R 5 2-5. Wiring On The - Sony MDR-IF4000 | Operating Instructions - Page 3
LOCATING THE CONTROLS SECTION 1 GENERAL MDR-IF4000 This section is extracted from instruction manual. 1 Ear pad (left) 2 There are infrared sensors in two locations on both sides. 5 Self-adjusting band The headphones automatically turn on when you put them on. 6 VOL (Volume) control Use to - Sony MDR-IF4000 | Operating Instructions - Page 4
MDR-IF4000 SECTION 2 DISASSEMBLY • This set can be disassembled in the order shown below. 2-1. DISASSEMBLY FLOW SET 2-2. FRONT PLATE (R) ASSY (Page 4) 2-6. FRONT PLATE (L) ASSY (Page 6) 2-3. RX BOARD ( - Sony MDR-IF4000 | Operating Instructions - Page 5
MDR-IF4000 2-3. RX BAORD housing (R) assy 2 1 Removal the solder at 9 places. Note for installation : Solder the leads at the places shown below with attention to their colors. 3 - Sony MDR-IF4000 | Operating Instructions - Page 6
MDR-IF4000 2-5. WIRING ON THE RIGHT SIDE RD1 board (R-CH front) RD2 board (R-CH rear) 2-6. FRONT PLATE (L) ASSY housing (L) assy 4 Removal the solder at 2 places. Note for - Sony MDR-IF4000 | Operating Instructions - Page 7
MDR-IF4000 2-7. BATT BOARD housing (L) assy 1 Removal the solder at 4 places. Note for installation : Solder the leads at the places shown below with attention to their colors. - Sony MDR-IF4000 | Operating Instructions - Page 8
MDR-IF4000 2-9. WIRING ON THE LEFT SIDE RD2 board (L-CH front) RD1 board (L-CH rear) 2-10. HANGER LID (L) 1 screw (P2.6 x 6) 2 screw (P2.6 x 6) hanger lid (L) 3 head band 8 - Sony MDR-IF4000 | Operating Instructions - Page 9
2-11. WIRING ON THE SW BOARD SW board MDR-IF4000 head band cushion (B) 2-12. 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 - Sony MDR-IF4000 | Operating Instructions - Page 10
MDR-IF4000 SECTION 3 DIAGRAMS NOTE FOR PRINTED WIRING BOARDS AND SCHEMATIC DIAGRAMS. For schematic diagrams. Note: • All capacitors are in µF unless otherwise noted. (p: pF) 50 WV or - Sony MDR-IF4000 | Operating Instructions - Page 11
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 BATTERY (BP-HP550) 1.2V 550mAhX2 ɾSIGNAL PATH : ANALOG : 3' MDR-IF4000 MDR-IF4000 11 11 - Sony MDR-IF4000 | Operating Instructions - Page 12
C316 Q302 Q301 C307 1-864-936- 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 D408 SIG 1-864-939- 11 (11) PD2 BOARD (R-CH REAR SECTION) D406 D405 +B SIG +B PD1 BOARD (R-CH FRONT - Sony MDR-IF4000 | 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 - Sony MDR-IF4000 | Operating Instructions - Page 14
10V 10k C305 3.3 10V C303 100p C315 47 10V C304 10 10V L305 C309 R306 15p 68k IC302 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 - Sony MDR-IF4000 | Operating Instructions - Page 15
• IC BLOCK DIAGRAMS IC101 CXD4017R MDR-IF4000 XTST EMPFS1 EMPFS0 DTVALID DAOUT/ROUT LRCK/RCS VDDI VSS VDDE TXOUT/RINFO BCK/RCLK ICLK SYMCLK TEST7 TEST6 TEST5 MST 1 XSM 2 SMCK 3 VDDE 4 VSS 5 - Sony MDR-IF4000 | Operating Instructions - Page 16
MDR-IF4000 IC001 CXA3668N-T4 AGCCAP1 AGCIREF3 VCC2 AGCIREF2 AGCCAP2 GND2 DET VCCO OUT GNDO DIVCODE VCCS 24 23 22 21 20 19 18 17 16 15 - Sony MDR-IF4000 | Operating Instructions - Page 17
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 this parts list. 4-1. HOUSING (L) ASSY SECTION 15 not supplied (SW board) 16 12 MDR-IF4000 - Sony MDR-IF4000 | Operating Instructions - Page 18
MDR-IF4000 4-2. HOUSING (R) ASSY SECTION 60 58 not supplied (PD2 board) 64 54 62 61 not supplied 62 not supplied (PD1 board) 59 57 56 63 54 - Sony MDR-IF4000 | Operating Instructions - Page 19
marked "*" are not stocked since they are seldom required for routine service. Some delay should be anticipated when ordering these items. • ... , uPB... , µPB... , uPC... , µPC... , uPD..., µPD... MDR-IF4000 BATT PD1 PD2 RX When indicating parts by reference number, please include the board. Ref. - Sony MDR-IF4000 | Operating Instructions - Page 20
MDR-IF4000 RX Ref. No. C005 C006 C007 C008 C009 C010 C011 C012 C013 C014 C015 C016 C017 C101 C102 C103 C104 C105 C107 C108 C109 C110 - Sony MDR-IF4000 | Operating Instructions - Page 21
MISCELLANEOUS SP001 1-542-593-11 DRIVER (040F020) SP002 1-542-593-11 DRIVER (040F020 ACCESSORIES *********** 1-756-316-32 BATTERY, NICKEL.HYDROGEN (BP-HP550) 2-345-751-11 MANUAL, INSTRUCTION (ENGLISH, KOREAN) MDR-IF4000 RX RX-SW 21 - Sony MDR-IF4000 | Operating Instructions - Page 22
MDR-IF4000 MEMO 22 - Sony MDR-IF4000 | Operating Instructions - Page 23
MDR-IF4000 SERVICE MANUAL Ver. 1.1 US Model Canadian Model AEP Model E Model SUPPLEMENT - 1 File this Supplement with the Service Manual. Subject : SUFFIX CHANGE OF RX BOARD 9-879-301-81 - Sony MDR-IF4000 | Operating Instructions - Page 24
MDR-IF4000 • CHANGE OF RX BOARD The RX board was changed into suffix-12. Printed wiring board and schematic diagram of new type, and changed parts list are described in this Supplement-1. Refer to original service manual (9-879-301-02) previously issued for the other information. NEW TYPE - Sony MDR-IF4000 | Operating Instructions - Page 25
C309 C316 Q302 Q301 1-864-936- 12 SP001 DRIVER (R-CH) (12) SP002 DRIVER (L-CH) E 7 -L +L (NAT) (GRN) 8 1-864-936- 12 (12) MDR-IF4000 25 25 MDR-IF4000 9 10 +B SIG D407 D408 SIG 1-864-939- 11 (11) PD2 BOARD (R-CH REAR SECTION) D406 D405 +B SIG +B PD1 BOARD (R-CH FRONT - Sony MDR-IF4000 | Operating Instructions - Page 26
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 1SS355TE-17 SP001 040020 DRIVER (R-CH) SP002 040020 DRIVER (L-CH) MDR-IF4000 26 26 - Sony MDR-IF4000 | Operating Instructions - Page 27
ELECTRICAL PARTS LIST MDR-IF4000 RX: Suffix-12 NOTE: • Due to standardization, replacements 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. • CAPACITORS: uF: µF • RESISTORS All - Sony MDR-IF4000 | Operating Instructions - Page 28
MDR-IF4000 RX: Suffix-12 Ref. No. Part No. Description < IC > IC001 IC101 1-756-316-32 BATTERY, NICKEL.HYDROGEN (AEP, KR) 2-345-751-12 MANUAL, INSTRUCTION (ENGLISH, FRENCH, SPANISH, KOREAN) 2-345-751-21 MANUAL, INSTRUCTION (GERMAN, DUTCH, ITALIAN, PORTUGUESE) (AEP) L112 L113 L201 L301 L302 - Sony MDR-IF4000 | Operating Instructions - Page 29
MEMO MDR-IF4000 29 - Sony MDR-IF4000 | Operating Instructions - Page 30
MDR-IF4000 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
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MDR-IF4000
US Model
Canadian Model
AEP Model
E Model
SERVICE MANUAL
CORDLESS STEREO HEADPHONE
Sony Corporation
Personal Audio Company
Published by Sony Engineering Corporation
9-879-301-02
2005B02-1
© 2005.02
SPECIFICATIONS
Ver. 1.1
2005. 02
General
Modulation System
DQPSK-IM
Secondary carrier wave frequency
3.75 MHz
Playback frequency range
10 – 22,000 Hz
Power requirements
Rechargeable nickel-metal hydride
batteries (supplied) or commercially
available (size AAA) alkaline batteries
Mass Approx. 300 g (11 oz) (including the
supplied rechargeable nickel-metal
hydride batteries)
Supplied accessories
Rechargeable nickel-metal hydride
batteries
BP-HP550 (550 mAh min.) (2)
Operating Instructions (1)
Design and specifications are subject to change without notice.
• The MDR-IF4000 is the cordless stereo
headphones that comprises the MDR-
DS4000.
• MDR-DS4000 consists of the following models respectively.
Cordless stereo headphone
MDR-IF4000
Digital surround processor
DP-IF4000