Sony NW-E3 Service manual

NW-E3

SERVICE MANUAL

Ver 1.4 2001.03 With SUPPLEMENT-1 (9-927-688-83) With SUPPLEMENT-2

(9-927-688-85)

SPECIFICATIONS

Recording time

Approx. 60 min. (132kbps) Approx. 80 min. (105kbps) Approx. 120 min. (66kbps)

Sampling frequency response

44.1kHz

Recording format

ATRAC3

Frequency response

20 to 20,000 Hz (single signal measurement)

Output

Headphone: stereo mini-jack

Signal-to-noise ratio (S/N)

More than 80dB (excluding 66 kbps)

Dynamic range

More than 85dB (excluding 66 kbps)

Operating temperature

5˚C to 35˚C (-41˚F to 95˚F)

Power source

Size AAA (LR03) battery (1)

Battery life

Approx. 5 hours

Dimensions (approx.)

32 x 81 x 14.6 mm (1 1/4 x 3 1/4 x 4 x 19/32 inches) (w/h/d, projecting parts not included)

US Model

AEP Model

UK Model

E Model

Mass (approx.)

45g (1.6 oz) (battery included)

Memory capacity

64MB (including the system software: 60.8MB available)

Supplied accessories

Size AAA (LR03) battery Headphones Headphones extension cord Dedicated USB cable CD-ROM Strap (US model) Carrying pouch (Except US model) Operating Instructions

Design and specifications are subject to change without notice.

9-927-688-14

2001C0200-1

NETWORK WALKMAN

Sony Corporation

Audio Entertainment Group

General Engineering Dept.

Ver 1.1 2000.07

TABLE OF CONTENTS

Specifications ............................................................................ 1

1. GENERAL....................................................................... 3

2. DISASSEMBLY

2-1. Chassis ASSY............................................................. 7

2-2. LID, Case.................................................................... 7

2-3. LCD Unit .................................................................... 8

2-4. Main Board, Power Board .......................................... 8

3. TEST MODE................................................................... 9

4. DIAGRAMS

4-1. Block Diagrams ........................................................ 11

4-2. Printed Wiring Boards (Main Section) ..................... 13

4-3. Schematic Diagram (Main Section) ......................... 15

4-4. Schematic Diagram (Power Section)........................ 20

4-5. Printed Wiring Boards (Power Section) ................... 23

5. EXPLODED VIEW

5-1. Main Section............................................................. 25

5-2. Case Section ............................................................. 26

6. ELECTRICAL PARTS LIST................................... 27

Flexible Circuit Board Repairing

• Keep the temperature of the soldering iron around 270°C during

repairing.

• Do not touch the soldering iron on the same conductor of the circuit board (within 3 times).

• Be careful not to apply force on the conductor when soldering or unsoldering.

Notes on chip component replacement

• Never reuse a disconnected chip component.

• Notice that the minus side of a tantalum capacitor may be damaged by heat.

• Replacement of CXD9534GG (IC710) used in the set requires a special tool.

– 2 –

LOCATION AND FUNCTION OF CONTROLS

SECTION 1

GENERAL

This section is extracted from instruction manual.

(front)

1 i (Headphones) jack 2 Display 3 PLAYMODE button 4 DISPLAY button 5 Bx (play/stop) button 6 Shuttle switch 7 VOLUME+/– button 8 MEGABASS/AVLS button 9 HOLD switch 0 Dedicated USB jack

Display

1 Text/graphic information display 2 Play mode indication 3 AVLS indication 4 MEGA BASS indication 5 Battery remain indication

(rear)

To use the strap

qa Strap hole for attaching the strap qs Battery compartment

– 3 –

Names and functions of the OpenMG Jukebox window

qa 0

1 Menu bar: for details on each menu items. 2 Operation buttons: you can play or adjust

the volume, etc.

3 Close button: quits the OpenMG Jukebox

software. (You can also quit by clicking [File]–[Quit])

4 Portable Player: opens the Portable Player

window.

5 Edit My Select: opens the My Select

window.

6 Song title list: displays the song titles

listed in the selected album/Filter

7 Album title list: displays the album/Filter

titles in the OpenMG Jukebox

8 You can choose to display the album list,

the Filter, etc.

9 Internet: for using EMD services 0 Recorder: opens the OpenMG CD

Recorder window

qa Playback mode buttons: you can set the

shuffle mode, repeat mode, etc.

Portable Player window

When you connect Network Walkman to the computer, the Portable Player window appears in the display on the right side of the OpenMG Jukebox.

qdqs qhqgqf

qs You can use these buttons to operate the

OpenMG Jukebox software.

qd CHECK IN/OUT START (STOP) button:

starts or stops the Check-In/Out

qf Name of the connected portable player

(such as Network Walkman)

qg Memory space on Network Walkman or

memory used for audio files, and total memory capacity*

qhRETURN button: closes the Portable Player

window

qj Displays the song titles recorded on

Network Walkman

qk Check-In/Out buttons (to start Check-In/

Out, click the START button next)

* “60.8MB” appears in the display as the total

memory capacity. This number is a result of subtracting memory for the system operation of Network Walkman.

– 4 –

Step 3: Installing the OpenMG Jukebox software

This section describes how to install the OpenMG Jukebox software to your computer. Before installation, turn on your computer, and start Windows 98.

Note

Be sure to install the software Do not install the software while connecting the dedicated USB cable. Connect the dedicated USB cable only after you have restarted the computer after installation.

Insert the supplied CD-ROM into the CD-ROM drive of your computer.

The Setup program automatically starts and the following window appears. If the program does not start, double-click [Setup.exe].

Follow the instructions in the Installer window to complete the installation.

When the Input window for the CD key appears, input the CD key written on the CD-ROM case label. When the installation is finished, the following dialog box appears in the display.

Click [Finish] to restart the computer.

Note

Do not delete, move or modify the installed folder.

About the “OpenMG Registration” icon on the desktop

When you restart the computer after installing the software, the “OpenMG(NW-E3&E2) Registration” icon will appear on the desktop. Make sure that you can connect to Internet, then double-click this icon to start customer registration for this product (Network Walkman) and for the EMD services.

For details on registration, refer to the supplied leaflet in the box.

before

connecting Network Walkman with the supplied dedicated USB cable.

Notes on EMD (Electronic Music Distribution) services

To use OpenMG-enabled EMD services on the Internet, the following conditions are required.

• You need Internet access from your computer. (Sign up an Internet service provider.)

• You need to download several programs (e.g., EMD key installer). To download these programs, double-click the “OpenMG Registration” icon, then follow the displayed instructions.

• You need to register yourself with the EMD service provider you are going to use. Consult the provider for details.

Notes for existing OpenMG Jukebox users

In order to update your OpenMG Jukebox software, your current software must be registered.

If your software is not registered, please register your current software now. If you are a registered user, proceed to step 2.

Insert the CD-ROM supplied with your new product. This will automatically run. If the

program does not start, double-click [Setup.exe]. Please follow the on-screen instructions to retain all existing music files and update your software.

After your update is completed, restart the computer.

Then double-click the “OpenMG(NW-E3&E2) Registration” icon on your desktop and follow the instructions to register.

Notes

• If the OpenMG Jukebox icon is displayed on the task tray, right-click the icon to choose [Remove from the

task tray], then proceed with the installation.

• Be sure to input the CD keys of the CD-ROM you are going to install. If an error message appears in the

display, check if the CD keys are of the correct CD-ROM case label.

Basic Operations

Transferring music data from the computer to Network Walkman (Check-Out)

This section describes how to record the contents of a compact disc onto the hard drive of your computer, and then how to transfer it to Network Walkman (Check-Out).

You can also download by using EMD Services, or convert MP3 files and WAV format audio files. Please refer to the online help for more information.

Connect Network Walkman to your computer.

Connect the wide connector of the supplied dedicated USB cable into the dedicated USB jack on Network Walkman, then the narrow connector to the USB jack of your computer. “CONNECT” appears in the display.

to the dedicated USB jack

Dedicated USB cable (supplied)

To remove the USB connector from Network Walkman

While pressing the buttons on both sides of the connector, pull it out.

Notes

• Do not connect more than two USB devices to your computer. Normal operation will not be guaranteed.

• Use of this player with a USB hub or a USB extension cable is not guaranteed.

• A malfunction may occur depending on the USB devices connected at any one time.

• Be sure to insert the battery into Network Walkman when connecting it to your computer.

• When connecting Network Walkman to your computer for the first time, the USB driver Installer window appears. Please follow the instructions in the Installer window.

• Connect Network Walkman only as necessary. Disconnect the dedicated USB cable while you do not use Network Walkman with the computer connected.

to the USB jack

Start the OpenMG Jukebox software.

Double click the OpenMG Jukebox icon on the desktop or click [Start]–[Programs]– [OpenMG Jukebox]–[OpenMG Jukebox]. The OpenMG Jukebox window appears.

Portable Player window (The music files inside Network Walkman appear.)

If the Start-Up function is ON

The OpenMG Jukebox software automatically starts when Network Walkman is connected to your computer. (Please refer to the online help for more information.)

Start recording.

You can record music from a compact disc onto the hard drive of your computer, using the OpenMG CD Recorder software. 1 Insert the compact disc you want to record into the CD-ROM drive of your computer. If

the OpenMG CD Recorder automatically starts, go to 3.

2 Click the [Recorder] button in the OpenMG Jukebox window.

The OpenMG CD Recorder window appears showing the contents of the compact disc.

If the message “Do you want to check your CD Drive to optimize for recording ?” appears in the display

This message appears when you use the OpenMG CD Recorder for the first time. We recommend you to choose [Yes]. You can optimize the CD drive later, too. Please refer to the online help for more information. (It may take up to 20 minutes to optimize the CD drive.)

3 Click z.

bit rate z button

The recording begins. When recording is finished, the recorded music will appear in the OpenMG Jukebox window as a new album.

continued

Basic Operations

– 5 –

Transferring music data from the computer to Network Walkman (Check-Out) (continued)

To stop the recording

Click x. The recording will be interrupted. Click z again to continue the recording.

To select only certain items

Click the check box of the contents you do not want to record to remove the check, then click z.

On the bit rate

You can choose the bit rate (page 17, 32) among 132kbps, 105kbps, 66kbps. If you choose a higher bit rate, recording will have better sound quality, however the recordable time will be shorter. If you choose a lower bit rate, you can record longer, however the sound will not be as good. See below for the recording time according to the bit rate.

• 132kbps: maximum 60 min.

• 105kbps: maximum 80 min.

• 66kbps: maximum 120 min. (The recording time differs according to the number of songs you are recording.) To choose the bit rate, click [Control]-[Settings]. The Settings window appears. Click the Recording Setup tab and choose from the ATRAC3 Bit rate list. Please refer to the online help for more information.

To name a new album or song

You can enter the name using the keyboard or bring the name from the Internet database. Please refer to the online help for more information.

Transfer the music file to Network Walkman (Check-Out).

1 Check that the Portable Player window (page 13) is displayed on the right side of the

OpenMG Jukebox window.

2 Click the album which contains the songs you want to Check-Out.

The contents of the album appear.

3 Click the music item you want to Check-Out.

Click the music item while pressing the Ctrl key to choose more than one music item.

4 Click the

button.

The desired music item appears in the Portable Player window as Check-Out candidate.

Click here

Listening to music with Network Walkman

Please insert the battery before use (see page 9).

Note

When using Network Walkman, be sure to disconnect it from the computer.

Connect the headphones.

to i jack

Start playback.

1 Press the Bx button

2 Press the VOLUME

+/– button up or down to adjust the volume.

HOLD switch

To use the headphones extension cord

to i jack

Playback stops automatically when the music reaches the end (only when the REPEAT mode is off).

If playback does not start

The HOLD switch may be switched up. Please release it down (page 21).

To stop playback

Press the Bx button.

Tip

If you do not operate the player for 3 seconds while in stop mode, the display automatically turns off.

Headphones extension cord

Basic Operations

To quit Check-Out

Click the STOP button.

To Check-In

See page 18.

To cancel the song added as Check-Out candidate, click the respective song in the Portable Player window, then click the

5 Click the START button.

The desired music item is Checked-Out to Network Walkman. During Check-Out, the STOP button flashes and “ACCESS” flashes in the Network Walkman‘s display. When Check-Out is finished, the

button.

Listening to music with Network Walkman (continued)

On other operations

Shuttle switch

Turn counterclockwise

Go to the beginning of the next track

Go to the beginning of the succeeding tracks

Go to the beginning of the actual track

Go to previous tracks

Go forward *

Go backward *

Operation of the shuttle switch

Turn clockwise once.

Turn clockwise continuously.

Turn counterclockwise once.

Turn counterclockwise continuously.

While playback, turn clockwise and hold still.

While playback, turn counterclockwise and hold still.

* If you turn the shuttle switch and hold still for

indication changes to .

Turn clockwise

more than 5 seconds during playback, the search speed increases.

On the display

1 Text/graphic information display (page

20) The following information is displayed according to the display mode.

•Elapsed time mode

Track number Elapsed time

Play status During playback: or is displayed alternately. In stop mode: is displayed. While locating tracks: > or . is displayed. While searching a point in a track: M or m is displayed.

•Title mode

Song title Artist name

Play status

•Graphic mode

Spectrum analyzer

123

2 Play mode indication (page 20)

The selected play mode is displayed.

3 AVLS indication (page 19)

The indication lights up while the AVLS function is activated.

4 MEGA BASS indication (page 19)

The indication lights up while the MEGA BASS function is activated.

5 Battery remain indication (page 9)

The remaining battery power is displayed.

continued

Basic Operations

– 6 –

Bit rate (page 14, 32)

: songs recorded at 132kbps : songs recorded at 105kbps : songs recorded at 66kbps : songs recorded at 47kbps*

* If you convert a monaural audio

MP3/WAV file, the bit rate will be 47kbps.

DISASSEMBLY

)

The equipment can be removed using the following procedure.

Ver 1.3 2001.02

SECTION 2

Chassis ASSY

Lid, Case

Main board, Power board

Set

Case ASSY LCD unit Knob (PLAY/STOP), holder (knob, spring), knob (FF/REW)

Note : Follow the disassembly procedure in the numerical order given.

2-1. CHASSIS ASSY, CASE ASSY

Knob (FF/REW)

Screw (1.7x2.5)

Screw M1.4

Plate, lock

Chassis ASSY

Pull out Chassis

ASSY halfway.

Case ASSY

LCD flexible board

NOTE ON ATTACHING

On attaching Chassis ASSY, insert it straightly without strength not to touch Knob (FF/REW). With strength, sometimes Holder (knob, spring) in Case ASSY is damaged.

Knob (FF/REW

Case ASSY

Lid, connector

2-2. LID, CASE

Screw B1.7x4

Chassis ASSY

Lid, case

Chassis ASSY

2-3. MAIN BOARD, POWER BOARD

Chassis (upper)

CN704

Mode switch flexible board

(Peel from Chassis (upper))

Power board

CN702

Main board

Claws

– 7 –

Claw

Chassis (lower)

LCD flexible board (Peel from “chassis, LCD”)

Pull out LCD chassis with tilting.

Chassis, LCD

Knob (HOLD)

Knob (FF/REW)

Case ASSY

Case ASSY Chassis, LCD

Projection

Claws

LCD unit

HOLD switch (S800)

)

Ver 1.3 2001.02

2-4. LCD UNIT

NOTE ON ATTACHING

• On attaching LCD unit to Case ASSY, in case of pressing Knob (FF/REW), it is hard to attach it.

• Combine HOLD switch (S800) with Knob (HOLD).

• Combine the projection on LCD chassis with Case ASSY.

2-5. BUTTON (PLAY/STOP), HOLDER (KNOB, SPRING), KNOB (FF/REW)

Button (PLAY/STOP)

Put Gummed tape on surface, and pull it off.

Knob (FF/REW)

Case ASSY

Holder (knob, spring)

Press Holder (knob, spring) down with

picking its claws up both sides with tweezers.

Knob (FF/REW)

Gummed tape

NOTE ON ATTACHING

1. Insert Holder (knob, spring) from the bottom side of Case ASSY with tweezers.

Holder (knob, spring

Tweezers

2. Attach Knob (FF/REW) in with pressing Holder (knob, spring).

3. Attach Button (PLAY/STOP) with setting B x marked position.

– 8 –

SECTION 3

TEST MODE

Setting the Test Mode

T o enter the test mode, two methods are available :

1. Entering method with key input. Turn the HOLD switch to ON. While holding down the Bx key, press the following keys in the following order : VOLUME + t VOLUME – t VOLUME – t VOLUME + t VOLUME – t MEGA BASS t MEGA BASS t DISPLAY Note : Push each key for less than 3 seconds.

2. Entering method by shorting the test point.

MAIN BOARD (SIDE A)

IC820

Q831

123

R810

R702

R811

JC704

SL701

(TEST)

C758

R812

R926

Test mode Short : Test mode

( )

Open : Normal mode

Q832

Solder brige the test point SL701 (TEST) on the main board and turn on the power.

Releasing the TEST mode

1. When test mode was entered with key input, turn off the power supply.

2. When test mode was entered by shorting the test point, turn off the power supply and open the solder brige of SL701 (TEST) on the main board.

Configuration of Test Mode

The test mode has the configuration given below.

Bx : Stop/play key (+) : VOLUME + key (–) : VOLUME – key

LCD

Check

Ver. /

destination

display

(+)

(–)

Flash memory

bad block

check

(+)

(–)

Destination

setting

(+)

(–)

Contrast

adjustment

(+)

All display

lit

All display

off

(–)

(+)

Low voltage

check

Cukoo I/F

Connection

check

(+)

(–)

(+)

High DC detection

check

USB

check

(+)

(–)

Low DC detection

(–)

check

(+)

– 9 –

Description of each Mode

LCD check Check for unusual condition in any LCD segments and common signal. Visually check

Bx key: check start

Flash memory bad block check OK : The backlight turns on

NG : The backlight turns on and off AVLS key : select the destination (US, E, French, J).

Destination setting

Contrast adjustment

Low voltage check When a battery is low voltage condition is detected, the backlight turns on.

High DC detection check OK : The backlight turns on

Low DC detection check OK : The backlight turns on

USB check OK : The backlight turns on

Cukoo I/F connection check OK : The backlight turns on

Bx key: check start OK : The backlight turns on NG : The backlight turns on and off Display n LCD 45 – 13

contrast value (Initial value : 45)

>, . key : Select the contrast value. Bx key : Enter the contrast value.

Normally, do not perform this adjustment.

Battery high voltage detection check

NG : The backlight turns on and off Battery low voltage detection check

NG : The backlight turns on and off Use the Cukoo connector

NG : The backlight turns on and off

– 10 –

Ver 1.1 2000.07

4-1. BLOCK DIAGRAMS

NW-E3

SECTION 4

DIAGRAMS

– 11 – – 12 –

• Signal path.

F : ANALOG J : DIGITAL

+ 23 hidden pages