Sửa chữa laptop 4

Sửa chữa laptop

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Notebook System Level 2-4

Troubleshooting Guides

Ver 3.0

n No Power

n No Display but Power on

n Display Color Error

n Battery Charge Error

n Instant Key Error

Press Power button, LED not on

or no flashing and LCD no display

Try to power on with battery

or adapter on separately Reset the Firmware through reset hole

No Display But Power On

Make Sure the Display Bright set right & memory has been correctly installed

Disconnect the Keyboard to try

Replace LCD panel

Replace LCD panel,

Inverter Board cable, to try

Disconnect BT, Wireless, Camera to try one by one

Replace Main Board

No Display But Power On

Replace touch pad FPC

Replace Memory, CPU, HDD, ODD to try

Replace keyboard

Replace BT, Wireless, Camera

Replace Memory, CPU, HDD, ODD

Replace Main board

Check main machine

Display Color Error

Reinstall the drivers of Chipset and Graphics card

Display color error

Install Test HDD And check again

Replace Graphics Card to try

To try Replace LCD panel

Replace Main Board

Replace Memory to

try

Check main machine

Update the latest Version BIOS to try

Check the adapter Work well

Battery Error

Replace Main Board

Battery can’t be charge

Replace DC board Cable to try

Replace Main Board

Battery can’t be detected

Check battery LED is on

Battery refreshing

Battery charge error

Update the latest Version BIOS to try

Check the adapter Work well

Replace Battery to

try

Replace Main Board

Instant Key Error Instant Key Error

Instant Key Error

Replace Instant Key Board FPC to try

Install ATK100 driver

Replace Instant Key

Camera Error

Camera Error

Reinstall driver

Replace Main Board

Clean camera lens

Check camera setting

‘Fn + V’ can’t use

Reinstall ATK driver

Fail

Fail

Touch Pad ErrorTouch Pad Error

Touch Pad can’t use

Make sure the touch pad

The is a setting in touchpad setting, [control panel]>>

[mouse setting]>>

[touchpad device setting]>>[ disable The inside point device when install external USB point device ], make sure Not select this option

There is a setting in touchpad setting, [control panel]>> [mouse setting]>> [touchpad device setting]>>[setting], And load the default

setting

Keyboard error

keys are abnormal

Disconnect Touchpad FPC to

Replace touchpad or FPC to try

Check Virus

OK

ODD error

Replace ODD FPC

to try Replace ODD to try

Can’t detected

Remove HDD to try

Replace mainboard

to try

Disk read error

Can't read any disk

Replace ODD to try

Replace ODD FPC

Replace mainboard

It’s the ODD limitation, it’s normal

Always can't read, maybe the ODD can't support this

disk

Replace Same model ODD to try

Can't read some

Disk Bad track Can’t detected

HDD error

HDD Error

Replace mainboard Replace RAM

Check the IDE priority

in the BIOS Only for the PATA HDD

OK Fail

Replace Hardware, such as : audio board ,audio board FPC, mainboard

Install audio driver and reboot the OS

Install chipset driver frist and UAA patch

Make sure to install drivers correctly from up to down in driver setup window

Can’t install audio

Replace Speaker to

try at first External Normal

Plug in Headphone

and mic-phone and

test if the audio functions are normal

Can’t install Bluetooth service

Recover OS and reinstall Bluetooth service

Replace mainboard

to try

Remove BT driver and reboot , then reinstall the BT driver.

Replace Bluetooth cable to try

Replace Bluetooth module to try

Reinstall other version driver to try

Bluetooth doesn’t support some kind

of service

Replace mainboard

Replace bluetooth module or cable to

try

Reinstall the bluetooth driver to

Replace Bluetooth

module and cable to

try Reinstall OS to try

Check the bluetooth

is enabled by the

bluetooth instant

key

Make sure the ATK

driver installed right

Can’t open

Bluetooth service

window

Please make sure the

service has installed

Bluetooth

function error

Bluetooth Error

Can’t get internet

Replace LAN board

or cable to try

Recover OS or use test HDD to try

Reinstall LAN driver

Check the setting in LAN TCP/IP protocol ,make sure

it is right

Make sure the LAN cable is contact right

Can’t get IP or IP address error

Make sure the BIOS

setting is right, load

it is right

Make sure the proxy

IP address is right in internet explorer option

Check the IE is not

at offline work mode.

Such as IP Address, DNS address, and so on

LAN Error

WLAN error

Test it near the wireless AP, if ok maybe the wireless antenna is bad.

Can’t detect wireless AP

Replace mainboard

to try Replace wireless card to try

Make sure you have enabled wireless function by instant key or function key

Use test HDD to

try , if ok , recovery OS

install the ATK and ASUS

wireless console to try

Load default setting in BIOS,

and the wireless is activated

in device manager

a switch to enable and

disable wireless function,

make sure wireless is

enabled

Can’t enable

wireless function

Make sure the wireless

AP work well and check all of the settings is right.

Check the IE is not

at offline work mode.

Make sue the proxy

IP address is right in internet explorer option

Check the setting in WLAN TCP/IP protocol ,make sure

it is right Can’t get internet

Replace mainboard

to try

Replace WLAN board or cable to try

Recover OS or use test HDD to try

Reinstall WLAN driver

Check the setting in WLAN TCP/IP protocol ,make sure

WLAN Error

Blue Screen of Death

Blue screen of death

Check whether the Storage facility has been

added

Install test HDD

Replace Main Board

• BSOD after press power button

• BSOD when entering the OS

• BSOD after showing the desktop

No

Disassemble sequence in accordance with easy first.

Finger Print Error

Repair OK

Finger Print Error

Problem solved after replacing Finger Print FPC?

Modem Error

Repair OK

Modem Error

Use Test HDD Try Run

Recover Modem Driver

No

Yes Function OK

Function Fail

Replacing Hardware

Recover OS

RF Mouse Error

Repair OK

RF Mouse Error

Use Test HDD Try Run

Recover RF Mouse Driver

No

Yes Function OK

Function Fail

Replacing Hardware

Recover OS

Function Fail

Replacing Hardware

Recover OS

Card Reader Error

Repair OK

Card reader problem

Problem solved after replacing cable?

Replacing the main board

Problem solved after replacing CARD READER board?

No

No

Yes Yes

Yes

PCMCIA Error

Repair OK

Problem solved after replacing PCMCIA cable?

Replacing the main board

Problem solved after replacing PCMCIA board?

TV Tuner Error

Repair OK

Problem solved after replacing TV Tuner Cable ?

Replacing the main board

Problem solved after replacing TV tuner?

Problem solved after replacing USB board?

No

No

Yes Yes Yes

Problem solved after replacing SPLITTER CABLE?

Replacing Digital Cable

Replacing TV Cable

No

TV Tuner Error