Tuesday, 26 July 2016

How to find laptop motherboard bios corrupted

How to find laptop motherboard bios corrupted, take your faulty laptop motherboard then plug the power adapter power, find the laptop motherboard bios ic example bios numbers 32q-4mb,16-2mb,080-1mb, bios ic s have 8 bin leek check the voltage in bios leek  , normally power ic charging ic  have no problem, bios ic s got 3.3 voltage, then de soldering your bios ic, then put the bios ic ic bios programmer, the find the laptop motherboard correct bios bin file format, then open the bin file in programmer soft ware . Then flash the bios ic, then solder the bios ic in your laptop motherboard( note: before solder the bios ic watch bios ic starting and ending points).

Monday, 29 February 2016

ASUS K55A-SX464D Laptop Bios Bin file free download

Asus K55A SX464d laptop bios bin file free Download.

asus k55a sx464d laptop motherboard part no : a55v k55vd rev3.1


                               Click Free Download

Lenovo B490 Tamilnadu government laptop bios bin file


Lenovo B490 Tamilnadu Government Motherboard 8 MB Bios bin file 4Shared.com Free Download.
 lenovo B490 laptop motherboard part no : LB49A MB 12208-1 48.4WZ01.011
Lenovo B490 laptop motherboard LB49A MB 12208-1 48.4WZ01.011 bios ic no : MACRONIX
MX25L6406E SOP8 SOKED.


                                          Click Free Download 






Wednesday, 5 August 2015

Laptop Motherboard Repair Type and Laptop Motherboard Service repair Tips

laptop Motherboard no display fault have many issues


1.laptop motherboard ram problem
2.laptop motherboard cpu problem
3.Laptop motherboard Cmos Battery problem
4.Laptop motherboard short ( Mosfet, capacitor , Ic's )
5.Laptop Motherboard Ic Problem ( Power ic, charging ic, io controller , bios ic)
6. Laptop Motherboard north bridge, south bridge Problems

how fined following types issues and how to solve following issues .


Solution for First, Second and Third issues :


first and second type problem you can replace new one , you will get new  ram and new cpu replace the new one then your problem have solved ok . but your problem continued then check your laptop motherboard cmos battery voltage maximum cells have 2.5 v and 3.3 v get your old battery check via multimeter your battery have good no problem , but they have voltage drop change new one.


Soltion For Forth :
Your Laptop Motherboard good light continues work

your laptop motherboard have short when you plug the power adapter pin you laptop motherboard jack power adapter indicator have off

laptop motherboard capacitor have no problem multimeter show some volume and they have small beep sound then they have off ,that type capacitor have no problem but you got long beep capacitor is problem. 



Get Your Laptop Motherboard Then Plug Power Adapter in Your Laptop Motherboard Power jack , Your Laptop Power Adapter Indicator Have Off your Motherboard Have Short .Maximum Boards Have Capacitor shorts . Some Boards have mosfet short.

( that Type you can use original adapter otherwise you use compatible and local adapters shorted spare component have heat or burn)

How To Check Bad Caps:

get multimeter get your faulty motherboard first check capacitor A and B to Multimeter probe A and B , at the time multimeter have got small beep then off that capacitor ok but wrongly multimeter have continues beep that capacitor have problem , then remove the capacitor from board then recheck the capacitor at the same problem beep sound continues that capacitor problem then fix new one ,  then plug the power adapter your adpter light have continues work no problem your board ready.

 



Tuesday, 4 August 2015

How To Check Laptop Motherboard short and Laptop Motherboard Chip Level Service


First get your laptop motherboard plug the power adapter please check power adapter indicator power adapter indicator continuously on your board have no major shorts. but your power adapter light is off your motherboard have short . maybe mosfet or capacitors.
(Note: original adapter only they function other wise you use compatible adapter shorted mosfet or capacitor got burn or hight . it's easy way to you find faulty mosfet and capacitors)


Friday, 31 July 2015

HP Pavilion 14-r206nx Laptop Disassembly HP Sleekbook 14-r206nx laptop Motherboard LA-A993P Bios Bin

HP Pavilion 14-R206nx Laptop Disassembly Video:
Hp 14-r206nx Laptop motherboard LA-A993P Bios Bin File Download


La-a993p Bios Bin

Hp Sleekbook No Disply Troubleshooting Tips
(Laptop Power on but no disply)

First Remove Your Laptop Battery After Few Minutes  Then fix laptop battery then check.

next Remove Laptop battery then press power button continuously 2 minutes , then fix laptop battery then check.

They Same Problem Then Remove laptop battery then disassemble your laptop then re fix your laptop ram . then assemble and fix battery then check.

You Trying Last three Types but your laptop have no display confirmedly  your laptop motherboard bios ic program is corrupted . but the want you fix you want programmer , so go to nearest laptop service center . you are laptop service engineer and you have programmer i am already updated the bios link in the post. 

Sunday, 10 August 2014

Acer Aspire 4738G DAOZQ9MB6CO Laptop Disassembly and Bios Bin Schematic Diagram Download



Acer aspire 4738G Laptop Disassmbly Video Guide


Acer Aspire 4738g Laptop Bios schematic Digram Free Download

Acer Aspire 4738G Laptop Motherboard Part no / Plate No DAOZQ9MB6CO   North Bridge No ATI5470


Click Here



Thank You !!! 

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