The Definitive Guide to bitmain s19 hashboard
The Definitive Guide to bitmain s19 hashboard
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Test The situation with the temperature sensor. The temperature sensor is all Situated on the back of your PCB, although the resistance is situated within the entrance on the PCB.
It is usually recommended to utilize 6AWG copper wires that has a duration of under 60cm to the hash board powering.
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In keeping with this process, locate the chip that also has the long-tem functioning failure right after a certain chip is short circuited. Typically, it truly is due to a particular chip harming, so just change it; Figure five-19 seven. Phenomenon: PT1 chip check is OK, PT2 perform examination generally reviews a certain chip NG.
In case the chip’s look is just not destroyed, the chip with the bottom response level in Every single domain ought to get replaced.
five. When repairing and replacing the chip, you'll want to examination the chip to start with, after which do the functional test right after passing. The purposeful examination have to make sure that the h2o-cooling plate is assembled correctly.
a-three) Evaluate the resistance of R232 or R233 with a multimeter to examine whether it is in 1 ohms and the examining will not likely soar randomly. Otherwise, you should swap these two resistors
It’s essential to take time to correctly get ready and preserve components just before, through, and right after set up. This includes applying thermal gel for much better warmth transfer, forming air ducts for superior airflow, connecting power provides in the correct sequence, repairing chips to circumvent overheating, and making certain check fixtures satisfy manufacturing prerequisites.
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(two) Next, if there's no challenge after visual inspection, you can initially exam the impedance of each voltage domain to detect regardless of whether You will find there's brief circuit or open circuit. If identified, it need to be handled initially.
In the course of testing, it can be assumed which the area voltages of all domains in front of the irregular area are almost all under 0.3V, whilst the area voltages of the subsequent domains are Nearly all better than 0.
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Measure whether or not the resistance value of the chip pad pin is similar to regular, Otherwise, Verify if the resistance value of the modest resistor next to it is just too high, if it is much too substantial, just replace it;