The 2-Minute Rule for antminer s19 hashboard repair
Check out The placement from the temperature sensor. The temperature sensor is all Situated over the again from the PCB, though the resistance is located on the front on the PCB.
It will likely be due to high ambient temperature and irregular fan operation for that equipment not to have the ability to function Typically. Irregular admirers Procedure will even lead to abnormal temperature.
Prior to tests the pattern, the repaired hashboard will have to interesting down ahead of screening; otherwise, it can bring on tests NG.
a) LCD Exhibit ASICNG: if (0), to start with evaluate the full voltage of the measuring domain along with the Improve circuit 20V is regular, after which use the short circuit probe to short-circuit the RO take a look at position as well as the 1V8 exam place amongst the main and the next chip, and after that function This system to find the chip. Verify the serial port log, if 0 chip remains found right now, Will probably be considered one of the following circumstances: a-1) Utilize a multimeter to measure if the voltages at the 1V8 and 0V8 exam factors are one.8V or 0.8V. If not, it suggests which the 1.8V or 0.8V LDO circuit of this area is irregular, or The 2 ASIC chips of this domain will not be soldered very well; most circumstances of this phenomenon are brought on by small circuits of 0.8V, one.8V patch filter capacitors (evaluate the resistance from the patch filter capacitors connected with the front and back in the PCBA). a-2) Check whether or not the circuits of U2, U3 and U4 are irregular, like resistance welding, and many others. a-3) Measure the resistance of R232 or R233 that has a multimeter to examine whether it is inside one ohms as well as looking through will not bounce randomly. Otherwise, you should swap both of these resistors. a-four) Test If your pins of the 1st chip are soldered effectively (it was found for the duration of repair that the pins are tinned observing from the facet, although the pins are usually not stained with tin in any respect when the chip is taken off). b) If a person chip can be found in move a), it implies that the primary chip as well as earlier circuit are good. Use an analogous strategy to examine the following chips. For example, small-circuit the 1V8 take a look at stage plus the RO examination position involving the 38th and 39th chips. If your log can discover 38 chips, the 1st 38 chips haven't any challenge; if you still discover 0 chips, Look at the 1V8 to start with; if It is really typical, it means that there is a challenge Together with the chips soon after 38. Go on to investigate with dichotomy until the problematic chip is identified. Assuming that there is a challenge with the Nth chip, when the 1V8 and RO amongst the N-1th and Nth chips are shorter-circuited, N-one chips can be found, but once the 1V8 and RO involving the Nth and N+1th chips are small circuited, your complete chip can't be located.
Aviso authorized: Tenga en cuenta que estos datos solo muestran las funciones admitidas por minerstat Buy Here y podrían diferir de las funciones que ofrece el hardware de minería real. Los resultados de la calculadora de minería son estimativos y se basan en la dificultad, la recompensa de bloque y la tasa de cambio de la moneda individual actuales.
b) Enter the consumer title, password as well as take a look at command to see the NONCE return status and the standing of the voltage domain. When there is abnormality in NONCE and area voltage, it may be repaired according to the irregular chip printed.
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Open up MPLABIPE and select product: PIC16F1704, click on power to select the facility provide mode, then click run. The initial step: select "file" to locate the .HEX file to generally be programmed; the second stage: simply click "link" to connect Usually; the 3rd action: click on the "program" button, and after completion, click "validate" to prompt the verification to demonstrate which the programming is thriving.
Move 7: The temperature sensor is located on the side of chips, along with the resistor is situated over the front from the PCB. Verify the soldering of your temperature sensor IC, whether the nearby resistors are harmed, and whether or not the 3.
7. When powering about the hashboard, person have to first hook up the damaging copper wire of the power provide, then the favourable copper wire of the power supply, And at last plug during the sign cable. When eradicating, the purchase of installation has to be reversed. Initially take out the sign cable, then eliminate the optimistic copper wire of the power offer, and finally eliminate the unfavorable copper wire of the power provide.
d-one) The initial case: the take a look at time is basically the same as The nice board (commonly the worth of X will likely not transform each time you exam) (examination time refers back to the time from when the beginning examination button is pressed to the results of ASICNG: (X) displayed over the LCD).
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d-two) The 2nd scenario; the exam time is almost twice as long as The nice board (occasionally the value of X will adjust when you exam, and sometimes X=0); at this time, the log generally has the following info (the crimson amount just isn't 13, depending on which seat the hashboard tester is linked to); over the test, assume the domain voltage of all the fields before the abnormal placement is almost less than 0.
Widespread phenomena: IP cannot be detected, chain detection is abnormal. If an abnormality takes place in the course of the test, repairs need to be carried out based on the checking interface and examination LOG prompts. The upkeep methods for the entire miner First exam and growing old check are the exact same.