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Category Blog

Smartphone & Pad Repair Guide

HUAWEI Mate 30 has no sound after connecting Bluetooth

HUAWEI Mate 30 has no sound after connecting Bluetooth. After making up the phone, the WiFi chip is replaced, and the fault is fixed.

zll
2022-09-22

Desktop PC Repair Guide

HP motherboard memory alarm repair

HP motherboard memory alarm, replace 284 pin, the machine returns to normal.

lqy01
2022-09-21

Laptop Repair Guide

Dell 14-7460 notebook often suffers from blue screen of death and memory slot damage

Dell 14-7460 notebook blue screen of death, the fourth pin in the memory slot of DIMM1 has water damage corrode. Disconnect the battery link wire, connect the memory with the corresponding solder joints on the memory slot with a thin enameled wire, try to use the shortest wire, weld it twice, insert the memory into the memory slot, start the test, and repair the fault.

yx
2022-09-21

Smartphone & Pad Repair Guide

iPhone X can’t be turned on

iPhone X ouldn't start the machine, and many problems were found during maintenance, so it was repaired slowly and finally successfully repaired.

zll
2022-09-21

Laptop Repair Guide

Repair of ASUS FX63V notebook switch after power failure

VCC was not found when testing ALL_SYS_PWRGD,shorted to ground was found when measuring pu12 6#, and C223 damage was determined by Current heating test.diode value returned to normal after C223 was removed, and PU12 was welded back. After power-up, PU12 6# output a stable 2.5V, and the machine was no longer auto power off.

yx
2022-09-20

Desktop PC Repair Guide

Yingtai H81MDC-LSP has no reset repair

Yingtai h81mdc-lsp has no reset. The 49 pin divider resistor is disassembled and connected with 50 pin. The power on test is normal and the running code is on.

lqy01
2022-09-20

Smartphone & Pad Repair Guide

HUAWEI Enjoy 50 automatically restarts need to repair

HUAWEI Enjoy 50 automatically restarts need to repair HUAWEI Enjoy 50 automatically restarts need to repair. After testing, it is found that it is CPU Inveracious Soldering. After redoing the CPU, the fault is repaired. Model: HUAWEI Enjoy 50 Fault phenomenon:…

zll
2022-09-20

Desktop PC Repair Guide

Elite H61H2-M17 is sometimes turned on and sometimes not turned on for repair

Elite H61H2-M17 sometimes starts, sometimes no booting, directly removes the control signal,Jump wire, the machine succeeds booting up.

lqy01
2022-09-19

Laptop Repair Guide

Maintenance of unrecognized graphics card for Dell G3 3590 notebook

Maintenance of unrecognized graphics card for Dell G3 3590 notebook Dell model G3590 Fault phenomenon: the display card recognizes the time but does not recognize it Maintenance process: it is invalid to reload the system, swipe BIOS and replace the…

yx
2022-09-19