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Category Laptop Repair Guide

Laptop Repair Guide

Laptop Repair Guide

Troubleshooting of Samsung np-r428 no power on

C145 Short circuit leads to the lowering of linear 3V, resulting in no booting.The COMS battery has also been discharged.It can only be replaced.

yx
2022-07-22

Laptop Repair Guide

Troubleshooting of Lenovo Zhaoyang e42-80 notebook without backlight

Lenovo Zhaoyang e42-80 laptop turned on without backlight, the bridge sent a signal to the screen to open without VCC, so the screen interface 15 pin 16 pin was connected to 16 pin 3.3V booting up, and the fault was repaired.

yx
2022-07-21

Laptop Repair Guide

ASUS FX50jx laptop into PE blue screen repair

ASUS FX50jx laptop into PE blue screen repair ASUS fx50jx notebook computer into the system blue screen crash, into the PE also blue screen, directly remove the plant beads, replaced with i7 CPU Parts motherboard. Machine model: ASUS FX 50jx…

yx
2022-07-20

Laptop Repair Guide

Lenovo Xiaoxin 15 2019 notebook no booting mainboard burn out maintenance

The computer does not turn on, and the motherboard is burnt out. Open the back of the motherboard, find the corresponding drawing of the machine on Xin manufacturing software, and directly find the burned place. There is no short circuit in the 8-pin and 9-pin test of U10. Connect the power on cable and screen cable, and repair the fault when the machine is on.

yx
2022-07-19

Laptop Repair Guide

Troubleshooting of no power on on Dell 5535 computer

Power on no power on with Dell 5535, overhead 100m resistance with enameled wire, directly connect to pin of Switch jpwr, press Switch, connect switch to screen,booting up. Model 5535 Dell

yx
2022-07-14

Blog, Laptop Repair Guide

Troubleshooting of Alienware 15 R3 notebook water damage

Troubleshooting of Alienware 15 R3 notebook water damage Alienware 15 R3 computer water damage Current protection isolated, but the computer does not charge, because the water damage machine, focus on the charging chip around the resistance, and then plug in…

yx
2022-07-13

Laptop Repair Guide

Lenovo xiaoxinchao 7000-14 laptop boot failure repair

Lenovo Xinchao 7000-14 laptop does not respond to boot, EC reset fault causes no power on, EC program or EC itself damage causes block memory does not run code, boot fault is perfectly repaired.

yx
2022-07-12

Laptop Repair Guide

Lenovo ideapad 15 2020 computer does not trigger maintenance

Lenovo ideapad 15 2020 computer does not trigger, wind gun, add welding once, cool after testing 5V normal output.The trigger system doesn't power down.Long time test is normal, repeated power on and shutdown is normal, repair is over.

yx
2022-07-11

Laptop Repair Guide

ASUS x550jd notebook gray screen repair

ASUS x550jd notebook boot gray screen, modify ASUS x550jd circuit, perfect lighting repair.

yx
2022-06-22