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Sony WH-1000XM4 Service Manual

Wireless noise canceling stereo headset
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2020/09/09 01:17:45 (GMT+09:00)
SERVICE MANUAL
Conditions of Use:
(1)
Please use this information only for the purpose of performing repair, maintenance and/or confi guration services of the Sony products (hereinafter the "Repair services") under the ser-
vice agreement entered into with the Sony group company (hereinafter the "Service agreement"). Using this information for any purpose other than the purpose described foregoing is
forbidden.
(2)
Only the Authorized Servicer's offi cers, employees or subcontractors (including their offi cers and employees) whose duties justify a need-to-know and who have agreed to hold
confi dential this information (collectively hereinafter the "Permitted users") are permitted to access and use this information. To disclose or disseminate to any person other than the
Permitted users is forbidden.
(3)
Destroy or erase any and all portion of this information promptly in an irrecoverable and secure fashion after achieving the purpose described in Section (1) above.
(4)
Do not copy, replicate, reproduce, alter, translate, transmit, sell, lease, or distribute this information in whole or in part without the prior written permission of the author.
(Notwithstanding foregoing, it is permitted to copy and distribute this information to the Permitted users.)
(5)
Please notify immediately any leakage, loss, theft, misappropriation, or other misuse of this information by e-mail to the following address:
somk-gcs-tissnexim-adm@jp.sony.com
(6)
In addition to the above, the terms and conditions of the Service agreement shall be applied to using this information.
Revision of Information:
This information may be changed or updated at any time without any prior notice. Please confi rm that this information is up-to-date before using it.
CAUTION
Danger of explosion if battery is incorrectly replaced.
Replace only with the same or equivalent type.
注意
如果电池更换不当会有爆炸危险
只能用同样类型或等效类型的电池来更换
Sony CONFIDENTIAL
For Authorized Servicer
9-896-654-02
2020I33-1
©
2020.09
Sony Home Entertainment &
Sound Products Inc.
WH-1000XM4
SYS SET

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  • Page 1 Conditions of Use: Please use this information only for the purpose of performing repair, maintenance and/or confi guration services of the Sony products (hereinafter the “Repair services”) under the ser- vice agreement entered into with the Sony group company (hereinafter the “Service agreement”). Using this information for any purpose other than the purpose described foregoing is forbidden.
  • Page 2 2020/09/09 01:17:45 (GMT+09:00) WH-1000XM4 SERVICE MANUAL US Model Canadian Model Ver. 1.1 2020.09 AEP Model UK Model E Model Australian Model Chinese Model Tourist Model SPECIFICATIONS Except CH: Communication specification Headset Communication system: Power source: Bluetooth Specification version 5.0 DC 3.7 V: Built-in lithium-ion rechargeable battery...

  • Page 3: Table Of Contents

    2-2. Earpad Assy ............... 25 The Bluetooth® word mark and logos are registered trademarks owned by the Bluetooth SIG, Inc. and any use of such marks by Sony 2-3. How to Install the Earpad Assy .......... 26 Corporation is under license.

  • Page 4: Servicing Notes

    2020/09/09 01:17:45 (GMT+09:00) WH-1000XM4 Sony CONFIDENTIAL Ver. 1.1 SECTION 1 For Authorized Servicer SERVICING NOTES The SERVICING NOTES contains important information for servicing. Be sure to read this section before repairing the unit. ABOUT REUSE OF THE LITHIUM ION STORAGE BAT- DESTINATION ABBREVIATIONS...
  • Page 5 2020/09/09 01:17:45 (GMT+09:00) WH-1000XM4 Sony CONFIDENTIAL For Authorized Servicer RESETTING METHOD INITIALIZING METHOD If this unit does not operate properly, perform the reset of this unit After completion of repairs, be sure to perform the following proce- with following procedure. dure to initialize this unit.
  • Page 6 2020/09/09 01:17:45 (GMT+09:00) WH-1000XM4 Sony CONFIDENTIAL For Authorized Servicer NFC CONNECTION CHECKING METHOD NOTE FOR REPLACING THE MAIN L BOARD When the MAIN L board is replaced with a new board, it is neces- Preparation: sary to write the necessary information to the MAIN L board and •...
  • Page 7 2020/09/09 01:17:45 (GMT+09:00) WH-1000XM4 Sony CONFIDENTIAL Ver. 1.1 For Authorized Servicer 2. Write Each Information and Value to the MAIN L Board Main unit color: (Serial Number, Color Information, Destination Informa- Select from the following color names. tion, IR Calibration Value, Noise Canceling Adjustment...
  • Page 8 2020/09/09 01:17:45 (GMT+09:00) WH-1000XM4 Sony CONFIDENTIAL For Authorized Servicer 2-3. Transfer the NVDM Writing Application from the PC 5. Start the fi le manager application on the smartphone, and open the location where “nvdm-writer_0.0.6.apk” is stored. to the Smartphone and Install it...
  • Page 9 2020/09/09 01:17:45 (GMT+09:00) WH-1000XM4 Sony CONFIDENTIAL For Authorized Servicer 8. Pairing the smartphone that installed the “nvdm-writer_0.0.6.apk” 2-4. Write the Serial Number, Color Information, Destina- with headset. (Bluetooth connection) tion Information, IR Calibration Value and Noise Can- Note 4: For Bluetooth connection method, refer to instruction manual of celing Adjustment Value smartphone to be used or operating instructions of headset.
  • Page 10 2020/09/09 01:17:45 (GMT+09:00) WH-1000XM4 Sony CONFIDENTIAL Ver. 1.1 For Authorized Servicer 4. Tap the “Color Setting” column on the application screen, select 7. Tap the “FB_L” column on the application screen, enter the and tap the main unit color of headset from the displayed lists.
  • Page 11 2020/09/09 01:17:45 (GMT+09:00) WH-1000XM4 Sony CONFIDENTIAL For Authorized Servicer 10. Tap the “FF_R” column on the application screen, enter the 13. Scroll the application screen to the top, tap the [OK] on the pop- FF_R value of noise canceling adjustment value prepared in “2- up screen displayed by tapping the [POWER OFF] button on the 1.
  • Page 12 2020/09/09 01:17:45 (GMT+09:00) WH-1000XM4 Sony CONFIDENTIAL For Authorized Servicer 16. Tap the [READ] displayed on the center left side of application 3. Write the Bluetooth Address to the NFC L Board screen, check that displayed information are correct values. Note 19: If there is a mistake in the displayed information, perform the ap- 3-1.
  • Page 13 2020/09/09 01:17:45 (GMT+09:00) WH-1000XM4 Sony CONFIDENTIAL For Authorized Servicer 5. Start the fi le manager application on the smartphone, and open 3-2. Write the Bluetooth Address the location where “nfc_tag_writer_2.0.3.apk” is stored. Write the Bluetooth address to the NFC L board of headset with us- ing the NFC Tag Data Writing Application.
  • Page 14 Note 4: If power of headset is already turned on, proceed to next step. Note 5: When the battery level of headset is low, the red indicator fl ashes input the model name (WH-1000XM4) with the keyboard on the for about 15 seconds. In that case, press the [1] button for about smartphone.
  • Page 15 2020/09/09 01:17:45 (GMT+09:00) WH-1000XM4 Sony CONFIDENTIAL For Authorized Servicer 13. Start the NFC Tag Data Writing Application (MDR NFC Writer) 17. Check that “Success!” is displayed on the application screen, again. and tap the [OK] button. Note 7: When “Success!” is not displayed, refer to “3-3. Error Display” on page 16.
  • Page 16 2020/09/09 01:17:45 (GMT+09:00) WH-1000XM4 Sony CONFIDENTIAL For Authorized Servicer Refer to the following as necessary. 3-3. Error Display “3-3. Error Display” (this right) When the writing of NFC tag data has failed, “Error” is displayed on “3-4. Check Method of the NFC Tag Data” (page 17) the smartphone screen.
  • Page 17 2020/09/09 01:17:45 (GMT+09:00) WH-1000XM4 Sony CONFIDENTIAL For Authorized Servicer 3. If “Error” is displayed again in step 10 of “3-2. Write the Blue- 3-4. Check Method of the NFC Tag Data tooth Address” on page 14 or step 17 of “3-2. Write the Blue- If you want to check the NFC tag data of headset after completing tooth Address”...
  • Page 18 2020/09/09 01:17:45 (GMT+09:00) WH-1000XM4 Sony CONFIDENTIAL For Authorized Servicer 6. Tap the “MDR NFC Writer” icon on the smartphone screen to 9. Check that the alphanumeric characters of “BD_ADDR” dis- start the application. played on the application screen matches the value recorded in step 4.
  • Page 19 2020/09/09 01:17:45 (GMT+09:00) WH-1000XM4 Sony CONFIDENTIAL For Authorized Servicer 4. Check the Operation of Headset 4. Touch the N-mark part of the NFC compatible smartphone to the N-mark part of headset, the left channel side indicator (blue) After completing the writing of each information to the MAIN L fl...
  • Page 20 2020/09/09 01:17:45 (GMT+09:00) WH-1000XM4 Sony CONFIDENTIAL For Authorized Servicer DISASSEMBLY PROHIBITION AND PARTS REPLACEMENT • Parts Replacement THAT AFFECT THE NOISE CANCELING FUNCTION It is not possible for replacement of left and right front plate portion, The precise noise canceling function of this unit is adjusted in the or replacement of electret cap microphone only.
  • Page 21 2020/09/09 01:17:45 (GMT+09:00) WH-1000XM4 Sony CONFIDENTIAL Ver. 1.1 For Authorized Servicer REPLACEMENT OF EACH BOARD FOR REPAIR – Right Channel Side – When each board installed in this unit are defective, it is replaced by the board or part including the board.
  • Page 22 2020/09/09 01:17:45 (GMT+09:00) WH-1000XM4 Sony CONFIDENTIAL For Authorized Servicer REPLACEMENT OF HEADBAND BLOCK FOR REPAIR COMPONENT PARTS OF SV HEADPHONES ASSY When headband block is defective, it is possible to replace for repair the headband block only. SV headphones assy Remove the left and right housing block from the hanger, replace...
  • Page 23 2020/09/09 01:17:45 (GMT+09:00) WH-1000XM4 Sony CONFIDENTIAL For Authorized Servicer CHECKING METHOD AFTER INSTALLING THE ORNA- 4. Talk on a smartphone and check that the sound is heard normally from this unit. MENT L ASSY If you removed and installed the ornament L assy, perform the Note 4: If there is a symptom such as the sound is not heard normally, or checking work according to the following procedure.

  • Page 24: Disassembly

    2020/09/09 01:17:45 (GMT+09:00) WH-1000XM4 Sony CONFIDENTIAL SECTION 2 For Authorized Servicer DISASSEMBLY • This set can be disassembled in the order shown below. 2-1. DISASSEMBLY FLOW • JIG Note: Please detach the cable (with plug) beforehand. When disassembling the unit, use the following jig.

  • Page 25: Earpad Assy

    2020/09/09 01:17:45 (GMT+09:00) WH-1000XM4 Sony CONFIDENTIAL For Authorized Servicer Note: Follow the disassembly procedure in the numerical order given. 2-2. EARPAD ASSY Note 1: The left and right earpads assy can be removed using the same procedure. Refer to the figure below, hold the plate earpad (hard plastic part This explanation uses illustrations from the left side.

  • Page 26: How To Install The Earpad Assy

    2020/09/09 01:17:45 (GMT+09:00) WH-1000XM4 Sony CONFIDENTIAL Ver. 1.1 For Authorized Servicer 2-3. HOW TO INSTALL THE EARPAD ASSY Attach in order from 1 to 6. (L-ch) (R-ch) 1 Align the two ribs and two holes. 1 Align the two ribs and two holes.
  • Page 27 2020/09/09 01:17:45 (GMT+09:00) WH-1000XM4 Sony CONFIDENTIAL For Authorized Servicer 2-4. SCREEN (R) (R-ch) Note about installing the screen (R) When installing the screen (R), install so that the screen (R) overlaps the housing (R). Do not overlap. screen (R) housing (R) –...

  • Page 28: Battery Wire Connector (R-Ch)

    2020/09/09 01:17:45 (GMT+09:00) WH-1000XM4 Sony CONFIDENTIAL For Authorized Servicer 2-5. BATTERY WIRE CONNECTOR (R-ch) There are only four screws (silver color) required to remove the ornament (R) block as shown in the figure below. Do not remove the other screws. housing block (R-ch) –...

  • Page 29: Ornament R Assy (R-Ch)

    2020/09/09 01:17:45 (GMT+09:00) WH-1000XM4 Sony CONFIDENTIAL For Authorized Servicer 2-6. ORNAMENT R ASSY (R-ch) – R-ch – 1 Draw the flexible flat cable (22 core) out of the connector in SUB R board in the direction of the arrow. 2 ornament (R) block...

  • Page 30: Thm R Board (R-Ch)

    2020/09/09 01:17:45 (GMT+09:00) WH-1000XM4 Sony CONFIDENTIAL For Authorized Servicer 2-7. THM R BOARD (R-ch) How to install the THM R board Insert the THM R board straight into the interior. Note: When removing the cushion (BATT) from the lithium There is a possibility that using this unit without ion storage battery, be careful so that the lithium ion the THM R board correctly installed will damage it.

  • Page 31: Lithium Ion Storage Battery (R-Ch)

    2020/09/09 01:17:45 (GMT+09:00) WH-1000XM4 Sony CONFIDENTIAL For Authorized Servicer 2-8. LITHIUM ION STORAGE BATTERY (R-ch) Note 1: When removing the lithium ion storage battery, the lithium ion Note 2: There are two types of the lithium ion storage battery, but the storage battery cannot be reused.

  • Page 32: Sub R Board-1 (R-Ch)

    2020/09/09 01:17:45 (GMT+09:00) WH-1000XM4 Sony CONFIDENTIAL For Authorized Servicer 2-9. SUB R BOARD-1 (R-ch) • Continued on 2-10 (page 33). relay cable 2 Draw the relay cable connector out of the connector in SUB R board. (See Fig. B) Note: Pull out the connector vertically so that the connector does not get damaged or get detached from the relay cable with connector.

  • Page 33: Sub R Board-2 (R-Ch)

    2020/09/09 01:17:45 (GMT+09:00) WH-1000XM4 Sony CONFIDENTIAL For Authorized Servicer 2-10. SUB R BOARD-2 (R-ch) • Continued on 2-11 (page 34). • Wire setting 1 Remove the MDD R wire – R-ch – from the groove. Attach in order from 1 to 6.

  • Page 34: Sub R Board-3 (R-Ch)

    2020/09/09 01:17:45 (GMT+09:00) WH-1000XM4 Sony CONFIDENTIAL For Authorized Servicer 2-11. SUB R BOARD-3 (R-ch) – R-ch – 1 Draw the flexible flat cable (14 core) out of the connector in SUB R board in the direction of the arrow. 2 tapping screw P2 (L = 5.0 mm)

  • Page 35: Housing (R) Block, Aori Cushion (R-Ch)

    2020/09/09 01:17:45 (GMT+09:00) WH-1000XM4 Sony CONFIDENTIAL For Authorized Servicer 2-12. HOUSING (R) BLOCK, AORI CUSHION (R-ch) Note 1: When the headband assy is replaced with a new part, the serial number is changed. 1 Remove the relay cable from the groove. Press the relay cable firmly into the groove.
  • Page 36 2020/09/09 01:17:45 (GMT+09:00) WH-1000XM4 Sony CONFIDENTIAL Ver. 1.1 For Authorized Servicer 2-13. SCREEN (L) (L-ch) • How to install the screen (L) Install the screen (L) and press the screen adhesive portion. wearing detection window Note 2: If the wearing detection window is dirty, wipe it gently with a dry cloth.

  • Page 37: Ornament L Assy (L-Ch)

    2020/09/09 01:17:45 (GMT+09:00) WH-1000XM4 Sony CONFIDENTIAL Ver. 1.1 For Authorized Servicer 2-14. ORNAMENT L ASSY (L-ch) Note 1: When installing the ornament L assy, refer to “2-15. HOW • Note when removing the screws TO INSTALL THE ORNAMENT L ASSY” on page 38.

  • Page 38: How To Install The Ornament L Assy (L-Ch)

    2020/09/09 01:17:45 (GMT+09:00) WH-1000XM4 Sony CONFIDENTIAL Ver. 1.1 For Authorized Servicer 2-15. HOW TO INSTALL THE ORNAMENT L ASSY (L-ch) When installing the ornament L assy, be sure to refer to the following procedure and install in order of 1 to 9 .

  • Page 39: Nfc L Board (L-Ch)

    2020/09/09 01:17:45 (GMT+09:00) WH-1000XM4 Sony CONFIDENTIAL For Authorized Servicer 2-16. NFC L BOARD (L-ch) Note: Replacing only the NFC L board is not possible. • Wire soldering When replacing the NFC L board, be sure to replace the MAIN L board and NFC L board simultaneously. The repair parts of NFC L board is...

  • Page 40: Main L Board-1 (L-Ch)

    2020/09/09 01:17:45 (GMT+09:00) WH-1000XM4 Sony CONFIDENTIAL For Authorized Servicer 2-17. MAIN L BOARD-1 (L-ch) • Continued on 2-18 (page 41). 2 Remove two solders of the FB MIC wire [white] Attach in order from 1 to 5. from the MAIN L board.

  • Page 41: Main L Board-2 (L-Ch)

    2020/09/09 01:17:45 (GMT+09:00) WH-1000XM4 Sony CONFIDENTIAL For Authorized Servicer 2-18. MAIN L BOARD-2 (L-ch) • Continued on 2-19 (page 42). 2 Remove four solders of the jack wire (UEWX4) jack wire (UEWX4) Attach in order from 1 to 6. from the MAIN L board.

  • Page 42: Main L Board-3 (L-Ch)

    2020/09/09 01:17:45 (GMT+09:00) WH-1000XM4 Sony CONFIDENTIAL For Authorized Servicer 2-19. MAIN L BOARD-3 (L-ch) Note 1: Replacing only the MAIN L board is not possible. When replacing the MAIN L board, be sure to replace the MAIN L board and NFC L board simultaneously.

  • Page 43: Housing (L) Block, Aori Cushion-1 (L-Ch)

    2020/09/09 01:17:45 (GMT+09:00) WH-1000XM4 Sony CONFIDENTIAL For Authorized Servicer 2-20. HOUSING (L) BLOCK, AORI CUSHION-1 (L-ch) • Continued on 2-21 (page 44). – L-ch – 1 Remove the relay cable from the rib. (See Fig. R) Attach in order from 1 to 3.

  • Page 44: Housing (L) Block, Aori Cushion-2 (L-Ch)

    2020/09/09 01:17:45 (GMT+09:00) WH-1000XM4 Sony CONFIDENTIAL For Authorized Servicer 2-21. HOUSING (L) BLOCK, AORI CUSHION-2 (L-ch) Note 1: When the headband assy is replaced with a new part, the serial number is changed. – L-ch – 1 tapping screw (M1.7 5.0) 1 tapping screw (M1.7...

  • Page 45: Exploded Views

    2020/09/09 01:17:45 (GMT+09:00) WH-1000XM4 Sony CONFIDENTIAL Ver. 1.1 SECTION 3 For Authorized Servicer EXPLODED VIEWS Note: • -XX and -X mean standardized parts, so • The mechanical parts with no reference • Refer to “COLOR VARIATIONS” on page 4 they may have some diff erence from the number in the exploded views are not sup- about color variation of the unit.

  • Page 46: Right Ornament Section

    2020/09/09 01:17:45 (GMT+09:00) WH-1000XM4 Sony CONFIDENTIAL Ver. 1.1 For Authorized Servicer 3-2. RIGHT ORNAMENT SECTION TPS1 FFC1 – R-ch – (See Note 3) – L-ch – BAT1 (See Note 1, 2) SUB R board left ornament section (See page 47) Note 2: There are two types of the lithium ion storage battery, but the repair parts of the lithium ion storage battery is one type.

  • Page 47: Left Ornament Section

    2020/09/09 01:17:45 (GMT+09:00) WH-1000XM4 Sony CONFIDENTIAL Ver. 1.1 For Authorized Servicer 3-3. LEFT ORNAMENT SECTION DMIC1 (See Note 1) – L-ch – – R-ch – (See Note 4) NFC L board (See Note 4) MAIN L board HPN1 (Refer to pages 48 to 50) (See Note 2, 3) Note 1: When removing the SV ornament L assy (Ref.

  • Page 48: Right Housing Section

    2020/09/09 01:17:45 (GMT+09:00) WH-1000XM4 Sony CONFIDENTIAL Ver. 1.1 For Authorized Servicer 3-4. RIGHT HOUSING SECTION – L-ch – – R-ch – not supplied left housing section not supplied (See page 49) (electret cap microphone) not supplied (housing (R) block) not supplied Ref. No.

  • Page 49: Left Housing Section

    2020/09/09 01:17:45 (GMT+09:00) WH-1000XM4 Sony CONFIDENTIAL Ver. 1.1 For Authorized Servicer 3-5. LEFT HOUSING SECTION headband section (See page 50) – R-ch – – L-ch – not supplied not supplied (electret cap microphone) not supplied not supplied not supplied NFC L board...

  • Page 50: Headband Section

    2020/09/09 01:17:45 (GMT+09:00) WH-1000XM4 Sony CONFIDENTIAL Ver. 1.1 For Authorized Servicer 3-6. HEADBAND SECTION (See Note 2) – R-ch – – L-ch – (See Note 1) (See Note 1) (See Note 1) (See Note 1) Note 1: Lubricant is applied to the SV sub cushion AORI assy (Ref. No. 251).

  • Page 51: Accessories

    2020/09/09 01:17:45 (GMT+09:00) WH-1000XM4 Sony CONFIDENTIAL Ver. 1.1 SECTION 4 For Authorized Servicer ACCESSORIES Ref. No. Part No. Description Remark 501372812 MANUAL, INSTRUCTION (ENGLISH, FRENCH, GERMAN, SPANISH, DUTCH, SWEDISH, ITALIAN, PORTUGUESE, DANISH, FINNISH, NORWEGIAN, POLISH, GREEK, CZECH, HUNGARIAN, RUSSIAN, BULGARIAN, SLOVAK, SLOVENIAN, ARABIC,...
  • Page 52 2020/09/09 01:17:45 (GMT+09:00) WH-1000XM4 Sony CONFIDENTIAL For Authorized Servicer REVISION HISTORY Ver. Date Description of Revision 2020.06 2020.09 Addition of BLUE color type (US, CND, LA) Addition of Information for DMIC module to REPLACEMENT OF EACH BOARD FOR REPAIR Addition of Note 2 and Note 3 to 2-3. HOW TO INSTALL THE EARPAD ASSY Addition of Information to How to install the screen (L) in 2-13.

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