Preface
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Preface
HDMI, RJ45 ................................................................................. B-27
AUDIO CODEC VT1802P ..........................................................B-28
KBC-ITE IT8518E .......................................................................B-29
5VS, 3VS, 1.5VS CPU .................................................................B-30
VDD3, VDD5 ...............................................................................B-31
Power 0.85VS, 1.8VS ..................................................................B-32
POWER 1.5V/1.05VS ..................................................................B-33
POWER VCORE1 ....................................................................... B-34
POWER VCORE2 ....................................................................... B-35
AC IN, CHARGER ......................................................................B-36
AUDIO BOARD ..........................................................................B-37
AUDIO BOARD (W550EU) .......................................................B-38
LID SW BOARD (W550EU) .....................................................B-39
POWER SW BOARD ..................................................................B-40
EXTERNAL ODD BOARD ........................................................B-41
Power Diagram .............................................................................B-42
Power On SEQ .............................................................................B-43
Updating the FLASH ROM BIOS......... C-1
Download the BIOS .......................................................................C-1
Unzip the downloaded files to a bootable CD/DVD/ or
USB Flash drive .............................................................................C-1
Set the computer to boot from the external drive ........................... C-1
Use the flash tools to update the BIOS ..........................................C-2
Restart the computer (booting from the HDD) ..............................C-2