Oktay Nikpey
Staff member
The motherboard we are going to discuss about in this video is an Acer 7541G laptop’s LA-5893P.which is completely turned OFF and won’t start.
In this video you’ll learn these concepts:
Voltage rails
Which parts should you check when a motherboard is completely OFF!!!
Find the failed blocks by checking voltage and ohm
Advantages and disadvantages of digital and analog multimeter in ohm mode
How to make sure if a power multicontroller is ok
Check voltage and follow direction on circuit to find the failed component
Check and diagnose important pins of microcontroller to make sure if components are ok
Introduction of comparators and their function on motherboard and how to test them
This 28 minute video is another production of Dr-Bios.com technical team, in which you can see principles of troubleshooting and repairing process with schematics step by step.
So stay with us if you want to learn professional laptop repairing
And don't forget to comment
Video Size: 330 mb
Video Time: 27 min
In this video you’ll learn these concepts:
Voltage rails
Which parts should you check when a motherboard is completely OFF!!!
Find the failed blocks by checking voltage and ohm
Advantages and disadvantages of digital and analog multimeter in ohm mode
How to make sure if a power multicontroller is ok
Check voltage and follow direction on circuit to find the failed component
Check and diagnose important pins of microcontroller to make sure if components are ok
Introduction of comparators and their function on motherboard and how to test them
This 28 minute video is another production of Dr-Bios.com technical team, in which you can see principles of troubleshooting and repairing process with schematics step by step.
So stay with us if you want to learn professional laptop repairing
And don't forget to comment
Video Size: 330 mb
Video Time: 27 min