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Gigabyte H110M-S2 has no CPU power supply. Motherboard model: Gigabyte H110M-S2 REV:1.0, failure phenomenon is not displayed when starting. There is no CPU power supply for measurement, and all other power supplies are normal. The power supply chip is ISL95858.…
Asus notebook X550CC motherboard boot light is on without display. I used an ASUS X550V model with a unique display.notebookIn the past, I just put it aside when I didn’t turn it on. Later, after a while, I recovered myself.…
Quick maintenance of HP zhan66 plug-in power supply and black screen shutdown The single battery of HP 66 PRO14 G2 works normally, the power supply is turned off with a black screen, the single power adapter is turned on without…
ASUS B85M-G Plus shuts down in 15 seconds. It is not 822 472 exclusion damage after testing. S_usb_oc# 3.3v is divided by Urn63 urn64 to the bridge. Test urn63, that is, 472 exclusion resistance, 4-pin 5v usb voltage is not…
All-in-one press the switch not to display. The fault of this all-in-one machine is that it is not displayed by pressing the switch. We started maintenance. Step 1, plug in the keyboard to see if the keyboard size light is…
Maintenance of ALC3240 sound card The sound card only outputs sound in the left channel, and there is no sound in the right channel, and the sound is too small to be heard clearly. I take apart the machine and…
IPad 6 A1893 is not turned on for maintenance. Model: iPadA1893 Fault: No boot. Process: Connect an iPad to the customer, and describe the fault as no startup, no response when plugged into the charger, and no charging current. Disassemble…
Lenovo CIH81M does not trigger. The customer brought a Lenovo brand machine and said it was not turned on. Get the hand power, do not trigger, measure the power supply, USB to the ground. Seeing that the motherboard BIOS has…
