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Addr: Jinxin maintenance, no.1-191, Wanshang international computer digital port, Chengguan District, Lanzhou City, Gansu Province
Tel: 0931-8699388
Fax: 0931-8699388
E-mail: 593246991@qq.com
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Your Current Location:Home > Case > Hardware maintenance > Lenovo thinkpad E40 notebook not boot repair
Case Name:Lenovo thinkpad E40 notebook not boot repair
Case Detailed:

Received a repair customer lenovo think PAD E40, press the power button did not respond to a test, the next is adjustable power supply test, normal standby, press the power button is still no response,

Next teardown motherboard and get the board look carefully, there is no obvious damage, play value, there were also no significant short circuit test is damaged, this is where the problem

Wanted to think, this part EC machine easily into the liquid, so the tear insulation paper, indeed as expected corrosion

Next, clean, due to recent new iPhone tablet maintenance business, also bought a microscope, the below show, without a magnifying glass, microscope directly, have the obvious break line

Then pick a good break, mend green oil, electricity testing, to boot

Bright screen, installed the machine test OK, machine repair.


Links: 蘭州筆記本電腦維修 | 蘭州iPad蘋果平板維修 | 蘭州MacBook蘋果筆記本維修 | 蘭州iMac蘋果一體機維修 | 蘭州iPhone手機維修 | 后臺管理 | 
Addr:Jinxin maintenance, no.1-191, Wanshang international computer digital port, Chengguan District, Lanzhou City, Gansu Province  Tel:0931-8699388    
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