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Sony NW-A35 Service Manual

Sony NW-A35 Service Manual

Digital music player
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SERVICE MANUAL
Ver. 1.1 2017.01
Note:
Be sure to keep your PC used for service and
checking of this unit always updated with the
latest version of your anti-virus software.
In case a virus affected unit was found during
service, contact your Service Headquarters.
• NW-A35 is not bundled headphones.
• NW-A35HN/A36HN/A37HN (except CEW) are bundled Hi-Res audio corresponding headphone with noise cancelling function (MDR-
NW750N).
• NW-A35HN (CEW) is bundled Hi-Res audio corresponding headphone with noise cancelling function (MDR-NW750NE).
• WALKMAN name of NW-A35HN is NW-A35.
• WALKMAN name of NW-A36HN is NW-A36.
• WALKMAN name of NW-A37HN is NW-A37.
Display
Size/resolution
3.1-inch (7.8 cm), WVGA (800 × 480 Pixels)
TFT color display with white LED-backlight
Panel type
Capacitive touch screen
Interface
USB
Hi-Speed USB (USB 2.0 compliant)
Headphone
Stereo mini-jack
WM-PORT
WM-PORT (multiple connecting terminal): 22 pins
microSD
External memory
microSDHC
microSDXC
FM radio
FM Frequency range
87.5 MHz to 108.0 MHz
Antenna
Headphone cord antenna
CAUTION
Danger of explosion if battery is incorrectly replaced.
Replace only with the same or equivalent type.
9-896-322-02
2017A33-1
Sony Video & Sound Products Inc.
©
2017.01
SPECIFICATIONS
Bluetooth
Bluetooth Specifications
Communication system
Bluetooth Specification Version 4.2
Frequency band
2.4 GHz band (2.4000 GHz - 2.4835 GHz)
Modulation method
FHSS
A2DP (Advanced Audio Distribution Profile)
Compatible Bluetooth profiles (*1)
AVRCP (Audio Video Remote Control Profile)
Supported Codec (*2)
SBC (*3), LDAC
*1
Bluetooth profiles are standardized according to the purpose of the Bluetooth device.
*2
Codec indicates the audio signal compression and conversion format.
*3
SBC stands for Subband Codec.
Output (headphones)
Frequency response
Frequency
20 Hz to 40,000 Hz
(when playing data file, single signal measurement)
NW-A35/A35HN/
A36HN/A37HN
Canadian Model
Australian Model
NW-A35/A35HN/A36HN/A37HN
Latin American Model
Noise Canceling system
Full-auto AINC
Digital Noise Canceling
Bus/Train
(Select Environment)
Airplane
Office
General
Built-in Rechargeable lithium-ion Battery
Power Source
USB power (from a computer via a USB connector of the
player)
USB-based charging
Charging Time
Approx. 4 hours
Operating
5°C to 35°C (41 ºF to 95 ºF)
temperature
w/h/d, projecting parts not included
Approx. 54.8 mm × 97.3 mm × 10.7 mm
(2.16 inches × 3.84 inches × 0.43 inches)
Dimensions
w/h/d
Approx. 55.9 mm × 97.5 mm × 10.9 mm
(2.21 inches × 3.84 inches × 0.43 inches)
Mass
Approx. 98 g (3.5 oz)
DIGITAL MUSIC PLAYER
US Model
NW-A35/A37HN
AEP Model
UK Model
NW-A35/A35HN
E Model
NW-A35/A36HN
Chinese Model
Tourist Model
NW-A35
Russian Model
NW-A35/A35HN/A37HN
NW-A35HN
Capacity
NW-A35
16 GB
NW-A35HN
16 GB
NW-A36HN
32 GB
NW-A37HN
64 GB
Actual available memory for other contents (*1)
NW-A35
Approx. 12.26 GB = 13,164,150,784 byte
NW-A35HN
Approx. 12.26 GB = 13,164,150,784 byte
NW-A36HN
Approx. 26.81 GB = 28,794,585,088 byte
NW-A37HN
Approx. 55.93 GB = 60,055,519,232 byte
*1
Available capacity may vary. A portion of the memory is used for data
management functions.
– Continued on next page –

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Summary of Contents for Sony NW-A35

  • Page 1 • NW-A35HN/A36HN/A37HN (except CEW) are bundled Hi-Res audio corresponding headphone with noise cancelling function (MDR- NW750N). • NW-A35HN (CEW) is bundled Hi-Res audio corresponding headphone with noise cancelling function (MDR-NW750NE). • WALKMAN name of NW-A35HN is NW-A35. • WALKMAN name of NW-A36HN is NW-A36. • WALKMAN name of NW-A37HN is NW-A37.
  • Page 2 The Bluetooth word mark and logos are owned by the Bluetooth SIG, Inc. and any File extension: .m4a, .mp4 use of such marks by Sony Corporation is under license. Other trademarks and Bit depth: 16, 24 bit trade names are those of their respective owners.
  • Page 3: Table Of Contents

    NW-A35/A35HN/A36HN/A37HN TABLE OF CONTENTS SERVICING NOTES ..........DISASSEMBLY 2-1. Disassembly Flow ............15 2-2. Bottom Cap ..............16 2-3. Top Cap ................16 2-4. Rear Case Assy ............... 17 2-5. NFC Antenna (NFC1) ............. 17 2-6. Battery Wire ..............18 2-7.
  • Page 4: Servicing Notes

    NW-A35 and NW-A35HN. (except CEW) When discard of the lithium ion rechargeable battery, remove the If distinguish the NW-A35 and NW-A35HN, refer to “2. Distin- parts that are attached to the rechargeable battery, please properly guish the model that not bundled with headphones (NW-A35) and discard the rechargeable battery.
  • Page 5 THE WALKMAN MAIN UNIT” on pege 4 for of WALK- A35HN), there are two ways of following. MAN main unit name, destination and bundled headphones. Note 1: WALKMAN main unit name of NW-A35HN is NW-A35. • Prepare the following tools etc.
  • Page 6 Note 1: Contents those have been recorded in this unit all will be erased. Used folder name (tool): cursor For NW-A35: US, CND: NWA30_UC_NOHP_ChangeDestination_V1.00 5. The right-click while pressing the Shift key in the state of step CEW: NWA30_CEW_NOHP_ChangeDestination_V1.00...
  • Page 7 NW-A35/A35HN/A36HN/A37HN 8. Check that the following fi gure message has been displayed, 2-2. Initial Settings and input “y”, and press the Enter key. Perform settings that are appropriate for body color. After the des- tination/model settings, be sure to perform the initial settings.
  • Page 8 NW-A35/A35HN/A36HN/A37HN 6. Select the “Open command window here” from the displayed 10. The WALKMAN main unit reboots automatically after the ini- menu, and launch the command prompt application software. tial settings are performed. 11. After rebooting, check that the USB connection screen is dis- played on the liquid crystal display of the WALKMAN main unit.
  • Page 9 NW-A35/A35HN/A36HN/A37HN Ver. 1.1 6. Select the “Open command window here” from the displayed 9. Check the code number of each items. menu, and launch the command prompt application software. Model Check items Code number name US, CND : 01 00 00 00...
  • Page 10 NW-A35/A35HN/A36HN/A37HN 2-4. Pre-installed contents settings 6. Check into the [I agree] box on “SoftwareUpdateTool”, and click the [Next] button. Write the pre-installed contents. Note 3: The language displayed in “SoftwareUpdateTool” changes with Perform after each checks/settings. linguistic environment of PC.
  • Page 11 NW-A35/A35HN/A36HN/A37HN 10. Open the WALKMAN storage. Check disappear copied “opt3” 14. After the WALKMAN is rebooted, language/date/time of ini- folder in step 4 and the “_opt3” folder has been created. tial setup wizard to complete, and Connect the WALKMAN Note 5: If the “_opt3” folder does not created, start over from step 1.
  • Page 12 NW-A35/A35HN/A36HN/A37HN NFC CONNECTION CHECKING METHOD What to do if you can not connect: If checking the operation of the NFC, without the use of a test If can not connect, please corrective action below. mode, please do the connection check in the normal mode. Con- •...
  • Page 13 NW-A35/A35HN/A36HN/A37HN NFC function checking fl ow chart: Disassemble until you see the built- in NFC antenna of main unit. Note: That the main unit is state to operate. The NFC antenna is properly The NFC antenna is properly connected to the connector on the...
  • Page 14 NW-A35/A35HN/A36HN/A37HN Ver. 1.1 THE EXCLUSIVE PARTS FOR SERVICE • Setting method The USB conversion cable for Hi-Res audio output corresponding Library screen to the Hi-Res audio output for the exclusive of the WALKMAN. Part No. Description X-2588-492-2 SERVICE ASSY (WMC-NWH10)
  • Page 15: Disassembly

    NW-A35/A35HN/A36HN/A37HN SECTION 2 DISASSEMBLY • This set can be disassembled in the order shown below. 2-1. DISASSEMBLY FLOW 2-2. BOTTOM CAP 2-3. TOP CAP (Page 16) (Page 16) 2-4. REAR CASE ASSY (Page 17) 2-5. NFC ANTENNA (NFC1) 2-6. BATTERY WIRE...
  • Page 16: Bottom Cap

    NW-A35/A35HN/A36HN/A37HN Note: Follow the disassembly procedure in the numerical order given. 2-2. BOTTOM CAP 1 Insert thin-tipped tweezers into the hole of the headphone jack, and lift up the bottom cap block while peeling off the BTM cap adhesive sheet.
  • Page 17: Rear Case Assy

    NW-A35/A35HN/A36HN/A37HN 2-4. REAR CASE ASSY 6 rear case assy Note: When installing the rear case assy, align the three claws and three holes. 4 two claws 5 three claws 2 claw 4 two claws three holes 3 Lift up the rear case...
  • Page 18: Battery Wire

    NW-A35/A35HN/A36HN/A37HN 2-6. BATTERY WIRE bottom side 1 Draw out the three battery wires. three claws front side top side 1 battery wire 3 sheet (ENT) [red] 2 Remove the solder. [black] Note: Perform insulation such as taping the battery wire ends.
  • Page 19: Bt Antenna (Bt1)

    NW-A35/A35HN/A36HN/A37HN 2-7. BT ANTENNA (BT1) 1 screw (M1.4 3.5) 4 BT antenna bottom side (BT1) 3 claw three battery wires 2 Set the three battery wires off to the side. front side top side 2-8. BATTERY ASSY BLOCK Note 1: Be careful when installing...
  • Page 20: Battery Assy (Bat1)

    NW-A35/A35HN/A36HN/A37HN 2-9. BATTERY ASSY (BAT1) 2 battery assy (BAT1) Note: When removing the battery assy from the battery adhesive sheet, the battery battery assy assy cannot be reused. Be sure to replace them with new parts. 1 Peel the battery assy...
  • Page 21: Main Board

    NW-A35/A35HN/A36HN/A37HN 2-11. MAIN BOARD Note 1: When the MAIN board is replaced, refer to “ABOUT WORK- ING OF THE BOARD REPLACING” on page 5. 3 Unlock the connector KEY-FPC assy (CN7001) bottom side 4 Draw the FPC out CN7001 of the connector.
  • Page 22: Lcd Module (Lcd1)

    NW-A35/A35HN/A36HN/A37HN Ver. 1.1 2-12. LCD MODULE (LCD1) 1 sheet (PWB) top side bottom side sheet (PWB) guide line front side 1 Affix the LCD FPC adhesive sheet and peel off the release liner. bottom side release liner 2 Peel off the FPC assy of...
  • Page 23: Front Panel Block, Chassis Block

    NW-A35/A35HN/A36HN/A37HN 2-13. FRONT PANEL BLOCK, CHASSIS BLOCK Cover the two holes with the LCD plate sheet. 2 CHG light ornament adhesive guide block top side guide line sheet B 1 Peel the CHG light 2 ± 1 mm guide block off of LCD plate sheet the front panel block.
  • Page 24: Slot Lid Assy

    NW-A35/A35HN/A36HN/A37HN 2-14. SLOT LID ASSY 1 Insert the slot lid assy into the hole. slot lid assy 1 Open the slot lid. bottom side hole slot lid assy 2 Close the slot lid. 3 Push. slot lid assy is float.
  • Page 25: Slot Guide Block

    NW-A35/A35HN/A36HN/A37HN 2-16. SLOT GUIDE BLOCK slot guide adhesive sheet tweezers bottom side front panel slot guide slot guide adhesive sheet front side 1 Insert tweezers into the gap between the front panel and slot guide, and peel off the slot guide adhesive sheets top side to remove the slot guide block.
  • Page 26: Button Assy Block

    NW-A35/A35HN/A36HN/A37HN 2-17. BUTTON ASSY BLOCK BTN guide adhesive sheet tweezers top side front panel button assy 1 Insert tweezers into the gap between front side the front panel and button assy, and peel off the BTN guide adhesive sheets to remove the button assy block.
  • Page 27: Key-Fpc Assy (Key1)

    NW-A35/A35HN/A36HN/A37HN 2-18. KEY-FPC ASSY (KEY1) Note 1: When affixing the power button block to the button assy, check the shapes in the dotted rectangles in the figures below, and install in the correct orientation. The shapes of the power button The shapes of the power button and button assy match.
  • Page 28: Front Panel Assy

    NW-A35/A35HN/A36HN/A37HN 2-19. FRONT PANEL ASSY guide line (center of hole) side guide line side hole guide line button guide spacer button guide spacer button guide spacer guide line 1 button guide spacer 1 button guide guide line spacer (center of hole)
  • Page 29: Test Mode

    NW-A35/A35HN/A36HN/A37HN SECTION 3 TEST MODE 8. Select the “Open command window here” from the displayed Note: Information on the test mode must correspond in enough menu, and launch the command prompt application software. security. When the leakage has been revealed by any chance, the source of information is specifi...
  • Page 30 NW-A35/A35HN/A36HN/A37HN 12. The WALKMAN main unit reboots and the test mode menu is 4. CONFIGURATION OF THE TEST MODE displayed on the WALKMAN main unit. Major item switching: Screen display Major item [–] keys Diagnosis APP [ver X.XX.XX] [u] key or [.] key or...
  • Page 31 NW-A35/A35HN/A36HN/A37HN 5-1-2. Consumption current (audio playback) check 6. Sleep is released by pressing any key (button) of WALKMAN main unit. (Current check) It can be check the consumption current (audio playback) in the Screen display state where audio signal is outputted of the “Sampling rate: 44.1 kHz/Frequency: 1 kHz (L/R-ch)/Bit rate: 16 bit”.
  • Page 32 NW-A35/A35HN/A36HN/A37HN 5-1-5. Battery voltage detection check (Battery voltage) 5-2. Audio (Audio) It can be check the battery voltage. Screen display (1/2) Screen display (2/2) Diagnosis APP Diagnosis APP Procedure: [ver X.XX.XX] [ver X.XX.XX] 1. Enter the test mode. Audio Audio (Refer to “2.
  • Page 33 NW-A35/A35HN/A36HN/A37HN 5-2-2. S/N check (S/N check) 5-2-4. Frequency response check 2 (Frequency check2) It can be output the “Sampling rate: 44.1 kHz/Frequency: 0 kHz It can be output the “Sampling rate: 44.1 kHz/Frequency: 20 kHz (L/R-ch)/Bit rate: 16 bit” audio signal for the S/N check.
  • Page 34 NW-A35/A35HN/A36HN/A37HN 5-2-6. CH separation (R-ch) check (Separation-R check) 5-2-8. Normalizer check (Normalizer) It can be output the “Sampling rate: 44.1 kHz/Frequency: 1 kHz It can be output the “Sampling rate: 44.1 kHz/Frequency: 1 kHz (R-ch)/Bit rate: 16 bit” audio signal for the separation (R-ch) (L/R-ch)/Bit rate: 16 bit”...
  • Page 35 NW-A35/A35HN/A36HN/A37HN 5-2-10. Playback user fi le 1 (Play user fi le-1) 5-3. Video (Video) Note: Not used for the servicing. Screen display 5-2-11. Playback user fi le 2 (Play user fi le-2) Diagnosis APP [ver X.XX.XX] Note: Not used for the servicing.
  • Page 36 NW-A35/A35HN/A36HN/A37HN 5-4. Noise canceller (Noise cancel) 4. Press the [ ] key, the setting screen is displayed. Screen display Screen display Diagnosis APP NC hp mode [ver X.XX.XX] (NOC NCHP command) Noise cancel NC hp mode “nw750n” [nw750n] NC mode...
  • Page 37 NW-A35/A35HN/A36HN/A37HN 5-4-4. Base noise canceling gain (R-ch) setting 5-4-6. User noise canceling gain setting (User NC gain) (Base NC gain-R) It can be setting the user noise canceling gain value. It can be setting the base noise canceling gain value (R-ch).
  • Page 38 NW-A35/A35HN/A36HN/A37HN 5-8. NFC (NFC Read/Write) 5-8-3. NFC PRBS test (PRBS test) Note: Not used for the servicing. It can be detection of the NFC tag, and display the NFC device version information. 5-8-4. Read register (Read register) Note: If checking the operation of the NFC, without the use of a test mode, please do the connection check in the normal mode.
  • Page 39 NW-A35/A35HN/A36HN/A37HN 5-10. Touch panel (Touch screen) 5-10-2. Cross check (Cross check) It can be displayed the black line of touch locus of touch panel, and Screen display change the line dot. Diagnosis APP Note: It can not operate in a state in which the WALKMAN main unit was [ver X.XX.XX]...
  • Page 40 NW-A35/A35HN/A36HN/A37HN 5-10-4. Touch panel version check (Device version) 5-11. Key (Key) It can be check the touch panel version. Screen display Diagnosis APP Procedure: [ver X.XX.XX] 1. Enter the test mode. (Refer to “2. SETTING THE TEST MODE” on page 29) Press check 2.
  • Page 41 NW-A35/A35HN/A36HN/A37HN 5-11-3. Accessory connection count check mute : Switching of muting (off/on) sense-H : Sense-H up/down (0 to 127) (Connection check) Note: Not used for the servicing. sense-L : Sense-L up/down (0 to 127) output : Output switching (HeadPhone/LineOut) 5-12. FM tuner (FM tuner)
  • Page 42 NW-A35/A35HN/A36HN/A37HN 5-15-3. Sound pressure regulation check 5-15-6. NAND information check (NAND check) (Sound pressure) It can be check the information of NAND fl ash memory (eMMC). It can be check the on/off status of the sound pressure regulation. Procedure: Procedure: 1.
  • Page 43 NW-A35/A35HN/A36HN/A37HN 5-15-8. Color variation check (Color variation) 2. Press the [+]/[–] keys to select the “Others”, and press the ] or [ ] key to enter the minor item. It can be check the information of the WALKMAN main unit body >...
  • Page 44 NW-A35/A35HN/A36HN/A37HN 5-15-15. ADB control (ADB control) 5-16-2. Power off (test mode release) Note: Not used for the servicing. (PowerOFF (normal)) It can be the shutdown, releasing the test mode status. 5-15-16. Display the safety standard mark (Safety standard) Procedure: It can be display the safety standard screen corresponding to each 1.
  • Page 45 NW-A35/A35HN/A36HN/A37HN 5-16-4. Reboot (test mode release) 5-17. Log (Log) (Reboot (normal)) Screen display It can be the reboot, releasing the test mode status. Diagnosis APP [ver X.XX.XX] Procedure: 1. Enter the test mode. Initialize log (Refer to “2. SETTING THE TEST MODE” on page 29) Add log 2.
  • Page 46 NW-A35/A35HN/A36HN/A37HN 5-17-4. Copy log data (Copy log) 11. Disconnect the WALKMAN main unit from PC (personal computer). It can be copied log information recorded to NVP to the under root directory of the WALKMAN main unit storage. Note 1: It can not operate in a state in which the WALKMAN main unit was MSC connection.
  • Page 47: Exploded Views

    NW-A35/A35HN/A36HN/A37HN SECTION 4 EXPLODED VIEWS Note: • -XX and -X mean standardized parts, so • The mechanical parts with no reference • Refer to “COLOR VARIATIONS” on page they may have some difference from the number in the exploded views are not sup- 14 for Walkman color of each model.
  • Page 48: Rear Case Section

    SCREW (NDS-EL) M1.4 (L = 3 mm) 9-885-213-75 SV CASE REAR ASSY A35L (for Viridian blue) 9-885-213-42 SV CASE REAR ASSY A35HNB (NW-A35: EE/A35HN: EE) (for Charcoal black) (NW-A35HN: CEW) 9-885-213-76 SV CASE REAR ASSY A35R (for Cinnabar red) 9-885-213-43...
  • Page 49: Main Board Section

    Note 1: When the rear plate (Ref. No. 106) is replaced, refer to “NOTE Note 3: It cannot reuse, when the battery assy (Ref. No. BAT1) is re- OF THE REAR PLATE REPLACING” on page 5. (NW-A35 moved from battery adhesive sheet. Be sure to replace the new only) parts.
  • Page 50: Front Panel Section

    NW-A35/A35HN/A36HN/A37HN Ver. 1.1 4-4. FRONT PANEL SECTION button section front side top side LCD1 bottom side rear side Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark 4-593-571-01 SHEET, CHASSIS X-2594-132-2 SVX PANEL FRONT ASSY (B) 4-688-407-01...
  • Page 51: Button Section

    NW-A35/A35HN/A36HN/A37HN 4-5. BUTTON SECTION KEY1 top side left side rear side front side right side bottom side Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark 4-573-907-41 SCREW (NDS-EL) M1.4 (L = 2.5 mm) 4-543-326-01 SHEET (BUTTON VOL) ADHESIVE...
  • Page 52: Accessories

    NW-A35/A35HN/A36HN/A37HN Ver. 1.1 SECTION 5 ACCESSORIES For NW-A35 Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark 4-593-953-11 STARTUP GUIDE 4-196-348-61 PIECE (M), EAR (Earbud: size M) (1 piece) 4-593-954-11 MANUAL, INSTRUCTION (ENGLISH, FRENCH, (CLEAR SMOKE: 3 lines)
  • Page 53 NW-A35/A35HN/A36HN/A37HN MEMO...
  • Page 54 NW-A35/A35HN/A36HN/A37HN REVISION HISTORY Ver. Date Description of Revision 2016.10 2017.01 Addition of US and CND models (NW-A35/A37HN) Addition of LA model (NW-A35HN) Addition of SHEET (STRAP) (Ref. No. 170) (SMR-16038)

This manual is also suitable for:

Nw-a35hnNw-a36hnNw-a37hn

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