sampath kumar
Thursday, 12 November 2015
Tuesday, 19 May 2015
Monday, 18 May 2015
Laptop Problems And How To Fix Them
Problem Possible Causes Diagnosis
1 No Power adaptor cheack adaptor out put
power socket any phical damge of power socket
mother board cheack liquide ,burned or damge
on m/b cheack the voltages
power on swich check continuty of swich
check the screen with new one
2 No Display ram issue cheack the ram clean and reconect
graphic issue fungus on ram slot
cabel issue graphic ic over heating
screen issue cheack cabel continutity
3 No HDD HDD ISSUE RE CONNECT THE HDD
HDD CONNECTOR RESOLDER THE CONNECTOR
MOTHER BOARD ISSUE CHECK THE VOLTAGES
Change in BIOS Settings
4 CD/DVD Not Working DRIVE ISSUE RE CONNECT THE DRIVE
DRIVER ISSUE UPGRADE THE SOFTE WARE
& FIREWARE
BIOS SETTING CHEACK THE SETTING
ON THE BIOS
DRY ON THE MOTHER BOARD CHECK IT FOR THE DRY
5 USB Not Working PHISHCAL DAMAGES REMOVE THE PHISICHCAL SHORT USB
FUSIBLE RESISTOR FAILURE CHECK THE CONTINUTY
OF FUSE
USB CONTROLING IC FAILURE TEST THE VOLTAGES
ON THE IC
DRY/LOOS CONTACT CHEACK IF ANY PHISHICAL LOOS /DRY THE BOARD
Loose Contact
6 Fuzzy Display PHISHCAL DAMAGES REMOVE THE PHISICHCAL SHORT USB
USB CONTROLING IC FAILURE TEST THE VOLTAGES
ON THE IC
1 No Power adaptor cheack adaptor out put
power socket any phical damge of power socket
mother board cheack liquide ,burned or damge
on m/b cheack the voltages
power on swich check continuty of swich
check the screen with new one
2 No Display ram issue cheack the ram clean and reconect
graphic issue fungus on ram slot
cabel issue graphic ic over heating
screen issue cheack cabel continutity
3 No HDD HDD ISSUE RE CONNECT THE HDD
HDD CONNECTOR RESOLDER THE CONNECTOR
MOTHER BOARD ISSUE CHECK THE VOLTAGES
Change in BIOS Settings
4 CD/DVD Not Working DRIVE ISSUE RE CONNECT THE DRIVE
DRIVER ISSUE UPGRADE THE SOFTE WARE
& FIREWARE
BIOS SETTING CHEACK THE SETTING
ON THE BIOS
DRY ON THE MOTHER BOARD CHECK IT FOR THE DRY
5 USB Not Working PHISHCAL DAMAGES REMOVE THE PHISICHCAL SHORT USB
FUSIBLE RESISTOR FAILURE CHECK THE CONTINUTY
OF FUSE
USB CONTROLING IC FAILURE TEST THE VOLTAGES
ON THE IC
DRY/LOOS CONTACT CHEACK IF ANY PHISHICAL LOOS /DRY THE BOARD
Loose Contact
6 Fuzzy Display PHISHCAL DAMAGES REMOVE THE PHISICHCAL SHORT USB
USB CONTROLING IC FAILURE TEST THE VOLTAGES
ON THE IC
Desktop Problems and How to Clarify
Problem Possible Causes
No Power SMPS Failure
Motherboard Failure
No Display Graphics Card Failure
RAM Failure
BIOS Failure
Processor Failure
No HDD Cable Failure
HDD Failure
Change in BIOS Settings
CD/DVD Not Working CD/DVD Failure
Cable Failure
Change in BIOS Settings
USB Not Working Damage of One of the USBs
Fusible Resistors Failure
Controlling IC Failure
Blue Screen HDD Failure
OS Corruption
RAM Failure
Processor Failure
Change in BIOS Settings
3 Beeps No Display RAM Failure
BIOS Failure
No Audio Damage of Audio Socket
Dry Soldering on motherboard
Audio IC Failure
Involuntary Shut Down Cooling Process Failure
Boot Errors HDD Issues
RAM Issues
Processor Issues
Press F2 to Continue or Go to BIOS CMOS Battery Low
Network Cable Unplugged RJ-45 Socket Issues
Network Coil IC
Replaceble Components
RAM
HDD
SMPS
CD/DVD Drive
Keyboard
Mouse
Web Cam
CMOS Battery
Fabrication Jobs
Hinge
Power Socket
USB
Screen Assembling
Change of MOSFETs
Change of ICs
No Power SMPS Failure
Motherboard Failure
No Display Graphics Card Failure
RAM Failure
BIOS Failure
Processor Failure
No HDD Cable Failure
HDD Failure
Change in BIOS Settings
CD/DVD Not Working CD/DVD Failure
Cable Failure
Change in BIOS Settings
USB Not Working Damage of One of the USBs
Fusible Resistors Failure
Controlling IC Failure
Blue Screen HDD Failure
OS Corruption
RAM Failure
Processor Failure
Change in BIOS Settings
3 Beeps No Display RAM Failure
BIOS Failure
No Audio Damage of Audio Socket
Dry Soldering on motherboard
Audio IC Failure
Involuntary Shut Down Cooling Process Failure
Boot Errors HDD Issues
RAM Issues
Processor Issues
Press F2 to Continue or Go to BIOS CMOS Battery Low
Network Cable Unplugged RJ-45 Socket Issues
Network Coil IC
Replaceble Components
RAM
HDD
SMPS
CD/DVD Drive
Keyboard
Mouse
Web Cam
CMOS Battery
Fabrication Jobs
Hinge
Power Socket
USB
Screen Assembling
Change of MOSFETs
Change of ICs
Monday, 30 March 2015
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