48.4UH01.021 04W4175 48.4UH01.011 04Y1143 04W4176 0B66012
Category : Motherboard
This is a motherboard for your computer 48.4UH01.021 04W4175 LENOVO
Symptoms of a faulty motherboard LENOVO THINKPAD EDGE E330.
If you turn on your computer and your LENOVO fans rotate in the void, leaving a nice black screen, then it may be the motherboard.
Attention it can also come from NVIDIA or ATI GPU, the problem is also whether or not the GPU is soldered on the motherboard. If it is welded it will be much more comfortable to change the motherboard of your computer rather than embarking on a GPU solder because you need a lot of equipment to perform this action. Warning yet, a black screen may also come from the ram or your wireless card (or even on your processor). To find out if this is not your screen LENOVO THINKPAD EDGE E330 is concerned, try to boot the computer to an external monitor.
Another symptom is not recognized by your laptop LENOVO THINKPAD EDGE E330 your keyboard, mouse, battery, USB etc. .... in a case like this is sometimes the chipset that has taken a hit. In general, it must be tested with several components in order to know if this is really the motherboard is faulty LENOVO THINKPAD EDGE E330.
In some cases, there is more backlight on your screen LENOVO, most immediately think of a faulty inverter LENOVO but this is not always the case and it can also come from the motherboard LENOVO THINKPAD EDGE E330.
In other circumstances LENOVO THINKPAD EDGE E330 your notebook can still hang on the BIOS, test still alternating LENOVO memory to see if it does not come of these.
Another effect of a failure is the famous CHECKSUM ERROR, even if most of the time this is a must CMOS battery, but it can also come from the motherboard LENOVO, which is very annoying because it resets each cut LENOVO THINKPAD EDGE E330 computer bios settings including time.
A symptom complex is the failure to detect random, so the screen freezes while you work or you have a blue screen attention this problem can also be forced to system instability or a faulty graphics card LENOVO THINKPAD EDGE E330.
Another subtlety is the automatic restart of your laptop LENOVO, although most often it's had a bad CPU cooling that triggers the safety of the motherboard because such a fan dirty or overcloacking.
Your motherboard may also be 48.4UH01.021 04W4175 HS causing a breach of any current in-house. So you can not turn it on, this is usually due to a power surge. Verify that this still is not the charger or electrical outlet that no longer works. This can also come from the power connector LENOVO that no longer works.
Sometimes your motherboard does not recognize your drive LENOVO THINKPAD EDGE E330 burner, check again that this is not the drive that is involved, but it is true that HS motherboard can cause this problem.
Change a motherboard 48.4UH01.021 04W4175
First of all, understand that you must remove your entire computer LENOVO and it is not a trivial matter, the hardest being the reassembly, the easiest way is to shoot yourself with your webcam or phone to remember what you did. You also sometimes videos on youtube or dailymotion of people removed their motherboard 48.4UH01.021 04W4175
Wear gloves and antistatic do it gently, this material is very fragile, especially water AWM interconnection (do not break the pins). You must therefore remove the shell, keyboard, remove the drive and all its other components ....
Dismantling a computer is made of subtlety, never force a component of your computer LENOVO keep in mind that everything is unscrewed, unclipped in sweetness, if you force, you lose the game: GAME OVER, you broken piece.
Have with you a little limp and small Phillips screwdrivers, if you know the topic you can switch to electric unscrewing (only for disassembly, reassembly if you go blow up the threads .. When you unscrew, do not break the thread! Forcing the screw and turn only once reached the point of compression, unscrew. Some of them are quite hard.
When you put the computer LENOVO THINKPAD EDGE E330 do not forget the tablecloths or connectors! Once up, the tension rises when one sees that forgot to reconnect the USB or keyboard ....