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Gigabyte GA-H110M-S2PH motherboard is constantly restarted for repair
Main board model: Gigabyte GA-H110M-S2PH 1.0
Symptoms: The motherboard keeps restarting.
Maintenance process:
Gigabyte GA-H110M-S2PH 1.0 motherboard, the fault is that the motherboard fan turns on and off, occasionally it can be turned on, and then it will be restarted after power off.
Gigabyte GA-H110M-S2PH motherboard is constantly restarted for repair Figure 1.
When it can be turned on, CPU VCC 0.8V-1.1V auto power off, other VCC are normal, BIOS has been brushed, no.
Only 2V or so is detected when CPU EN VCC is detected. Looking up schematic, it was found that VIN passed through DAR19 10K and DAR23 3.3K resistors, and there was something wrong with the voltage divider resistor.
Gigabyte GA-H110M-S2PH motherboard is constantly restarted for repair Figure 2.
Gigabyte GA-H110M-S2PH motherboard is constantly restarted for repair Figure 3.
Gigabyte GA-H110M-S2PH motherboard is constantly restarted for repair Figure 4.
10K resistor has an pin corroded by moisture.
Gigabyte GA-H110M-S2PH motherboard is constantly restarted for repair Figure 5.
After replacing the resistor, the boot is normal.
Gigabyte GA-H110M-S2PH motherboard is constantly restarted for repair Figure 6.
Gigabyte GA-H110M-S2PH motherboard is constantly restarted for repair Figure 7.
