Antminer S19j pro hash board repair course

In this era of rapid digital development, mastering advanced hashboard technology is equivalent to holding the key to open more opportunities. If you are eager to learn more about the professional knowledge of the S19j pro hashboard BHB42601 and BHB42631 versions, you are welcome to our online professional course.

Experienced teachers will explain in detail the basic structure, powering process, LDO circuit, boost circuit and signal of these two versions of hashboards, and then explain the troubleshooting methods of common faults with actual cases, so that you can quickly improve your professional skills and enter the ASIC miner maintenance circle.

Many ZMRC students and maintenance friends will seek help. After the Antminer S19j pro has been running for a long time will report following error: avg rate is lower than ideal rate, crc error, one hash board lacks of asics, etc. Learn related courses, to solve these simple and common faults.

Antminer S19j Pro 42601 hash board common faults:

Fault 1: reg crc error

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1. Antminer S19j Pro hash board training about the the LDO chips and signals voltage

Fault 2: Chain 2 only find 0 asic, will power off hash board 2

Related videos:

1. Antminer S19j Pro hash board troubleshooting for 20V boost circuit

2. Antminer S19j Pro hash board troubleshooting for 23V boost circuit

3. Antminer S19j Pro hash board troubleshooting for DC control board

4. Antminer S19j Pro hash board training about the the LDO chips and signals voltage

Fault 3: Chain 1 only find X asic, will power off hash board 1

Related videos:

1. Antminer S19j Pro hash board training about the the LDO chips and signals voltage

Fault 4: ERROR_TEMP_TOO_HIGH: over max temp

Related videos:

1. Antminer S19j Pro hash board troubleshooting for temperature sensor circuit

Antminer S19j Pro 42631 hash board common faults:

Fault 1: 30m avg rate is 105957.01 in 29 mins，30m avg rate is 105860.30 in 30 mins，30m avg rate is 105745.10 in 30 mins，30m avg rate is 75685.89 in 30 mins，30m avg rate is 70881.04 in 30 mins，30m avg rate is 70521.72 in 30 mins

Log analysis: After the miner initialization is completed, the real-time hash rate is lower than the ideal hash rate.

Related videos:

1. Antminer S19j pro 42631 hash board 20V boost circuit

2. Antminer S19J PRO 42631 hash board LDO powering principle

3. What are the ASIC chip signals on Antminer S19j pro 42631 hashboard?

Fault 2: Chain 1 only find 0 asic, will power off hash board 1

Related videos:

1. Antminer S19j pro 42631 hash board 20V boost circuit

2. What are the ASIC chip signals on Antminer S19j pro 42631 hashboard?

3. Antminer S19J PRO 42631 hash board LDO powering principle

Fault 3: ERROR_TEMP_TOO_HIGH: over max temp

Related videos:

1. Antminer S19JPRO 42631 hashboard temp sensing circuit works

Fault 4: reg crc error

Related videos:

1. What are the ASIC chip signals on Antminer S19j pro 42631 hashboard?

2. Antminer S19J PRO 42631 hash board LDO powering principle