Toshiba PORTEGE M400 User Manual

Page 74

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2 Troubleshooting

2.4 System board Troubleshooting

2-26

[CONFIDENTIAL]

PORTEGE M400 Maintenance Manual (960-541)

Table 2-3 Debug port (Boot mode) error status (6/10)

D port status

Inspection items

Details

Setting operation mode of IDE device

Setting operation mode of AC’97/Azalia

Initialization of temperature control information

KBC initialization

VGA display off, Reset control

PCI Express initialization

Sound initialization

PC multi-box status acquisition

HC initialization, USB device connection recognition
and initialization

Recognizing an initializing of SD memory card

Initialization of devices which
need initialization before PCI
bus initialization

Control of built-in LAN permission/prohibition

PIC initialization

PIC test

(F107h)

Password Initialization

PCI bus initialization
(connection of DS Bus)

Initialization of LAN
information

F108h

Check of WakeUp factor

Task generation for waiting
INIT_PCI completion

CMOS data initialization (2)

PnP initialization

Setting of setup items

Waiting for the completion of
Multi-box status check

F109h

H/W setting based on
resource

Task generation for waiting
PnP resource making
completion

PC card slot initialization

SIO initialization (for models supporting SIO)

F10AH

PnP H/W initialization

FIR initialization (for models supporting FIR)

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