2.4 System Board Troubleshooting

2 Troubleshooting Procedures

Table 2-6 Printer port LED resume mode error status (3/4)

LED status

Test item

Contents

 

 

 

(2Bh)

 

Initializing printer mode (For models supporting

 

Printer port)

 

 

 

Initializing VGA BIOS, when resume

Waiting for VGA power on

 

 

 

2Ch

Calling VGA BIOS

 

 

 

 

2Eh

Processing of password for RESUME

 

 

 

 

2Fh

Recovery of each device(3)

Recovery of COM register (For models

supporting SIO)

 

 

 

 

Recovery of DMAC register

 

 

 

 

 

PnP Resume processing 2

 

 

 

 

Turns the disabled HDD motor off

 

 

 

 

30h

Waiting for completion of KBC initializing

(not in ACPI mode)

 

 

 

 

Waiting for completion of USB initializing

 

 

 

 

 

Recovery of USB register

 

 

 

 

 

Recovery of CPU register

 

 

 

 

 

Processing of SIO dummy-reading

(For models supporting SIO)

 

 

 

 

Resetting NDP interruption

 

 

 

 

 

Recovery of system, status, command and

 

 

port

 

 

Wakeup check

Notifies the device change status to the high

 

rank.

 

 

 

 

Setting WAKEUP status data for ACPI

 

 

 

 

Initializing HW just before booting or

Notifies the DVI connection status to VGA BIOS

 

waiting for the completion

(For models supporting DVI)

 

 

Setting battery saving mode

 

 

 

 

 

Setting date

 

 

 

 

 

Waiting for the completion of Bluetooth

 

 

initializing (For models supporting Bluetooth)

 

 

Renewal of Wakeup factor of DMI and SM-

 

 

BIOS structure table

 

 

Closing PCI device configuration area

 

 

 

 

 

Cache control

 

 

 

 

 

Process related to CPU

 

 

 

 

 

Setting of CPU to SETUP designation

 

 

 

 

 

Waiting for motor-off of disabled HDD

 

 

 

 

 

Final decision of USB FDD information

 

 

 

 

 

After process of PRE_BOOT_SETUP

 

 

 

 

 

Clears PWRBTN_STS.

 

 

 

 

 

Enables Power Button.

 

 

 

TECRA S3 Maintenance Manual (960-532)

[CONFIDENTIAL]

2-35

Page 77
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