NWZ-E443, NWZ-E443K, NWZ-E444, NWZ-E444K, NWZ-E445 - Sony Audio Service Manual (repair manual). Page 3

  .............................................   3

2-1.   Disassembly Flow ...........................................................   13
2-2.   Button Sheet, Ring Ornament .........................................   14
2-3.   SVX Key Cover Assy, Cover Reset SW .........................   14
2-4.   Back Cover, Knob VOL, Knob Hold ..............................   15
2-5.   HP Jack Assy (HPJ1) ......................................................   15
2-6.   KEY Board ......................................................................   16
2-7.   Battery Assy (BAT1) .......................................................   16
2-8.   Top Cover........................................................................   17
2-9.   VOL SW Assy (VSW1) ..................................................   17
2-10.  MAIN Board, LCD Assy (LCD1) ...................................   18

TEST  MODE 

 ............................................................   19

4-1.  Key Cover Section ..........................................................   26
4-2.  Top Cover, KEY Board Section ......................................   27
4-3.  MAIN Board, LCD Assy Section ...................................   28

  .......................................................   29

 Computer  

IBM PC/AT or compatible computer preinstalled with the following Windows operating 
systems*

1

: 

Windows XP Home Edition (Service Pack 2 or later) / Windows XP Professional 
(Service Pack 2 or later) / Windows Vista Home Basic (Service Pack 1) / Windows Vista 
Home Premium (Service Pack 1) / Windows Vista Business (Service Pack 1) / Windows 
Vista Ultimate (Service Pack 1) 
Supported 64 bit version OS for Windows Vista. 
Not supported by OSs other than above. 
*

1

 Excluding OS Versions not supported by Microsoft.

 CPU: Pentium III 450 MHz or higher (Pentium III 800 MHz or higher for Windows 

Vista)

 RAM: 256 MB or more (512 MB or more for Windows Vista)
 Hard Disk drive: 380 MB or more of available space
 Display: 

–  Screen Resolution: 800 × 600 pixels (or higher) (recommended 1,024 × 768 or higher)
–  Colors: 8 bit or higher (16 bit recommended)

 CD-ROM drive (supporting Digital Music CD playback capabilities using WDM)
 Sound board
 USB connector (Hi-Speed USB is recommended)
 Internet Explorer 7.0 and Windows Media Player 11 are required.
 Broadband Internet connection is required to use Electronic Music Distribution (EMD) 

or to visit the web site.

We do not guarantee operation for all computers even if they meet the above System 
Requirements.

Not supported by the following environments:

–  Personally constructed computers or operating systems
–  An environment that is an upgrade of the original manufacturer-installed operating 

system

– Multi-boot environment
– Multi-monitor environment
– Macintosh

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