Whatsminer M50 350 Error: How to Fix Overheating Issues

The Whatsminer M50 is a top-tier mining rig known for its reliability, but it’s not immune to issues like the Whatsminer M50 350 error. This overheating error, often caused by dust and debris buildup, can disrupt your mining operation. Fortunately, with proper maintenance, you can resolve the whatsminer M50 350 error and keep your Whatsminer M50 running smoothly. Here’s how to tackle this issue and prevent costly repairs.

Why Does the Whatsminer M50 Overheat?

The M50 350 error is typically triggered by an overheating error, where dust, bugs, or poor ventilation clog the miner’s components. Many miners don’t realize how much debris can accumulate inside a Whatsminer M50, especially in dusty or humid environments. This buildup blocks airflow, causing the chips to overheat, which can lead to performance issues or even permanent damage if ignored.

For instance, we’ve seen a Whatsminer M50 in a well-organized mining container still collect heavy dust and bugs, despite having intake and exhaust fans. This clogged airflow caused persistent M50 350 errors and related 360 errors, both tied to excessive heat.

The Dangers of Ignoring the M50 350 Error

When a Whatsminer M50 encounters a 350 or 360 error, it may continue hashing but will repeatedly restart due to the overheating error. This cycle generates more heat, stressing the chips and risking serious damage. If left unaddressed, the M50 350 error could lead to repair costs of several hundred dollars. Catching it early, however, can save you from expensive fixes.

Whatsminer API log

Most of chips on hashboard0 temperature is over 100, which is way to high.


slot: 0, freq: 546, temp: 76.1, step: 12
diff: 255, interval: 3725/1094/964, delay: 72771.3020/5198.9290%%
nonce valid: 1277(9/s), before: 2, submit: 0.0, err: 0, crc: 0, repeat: 0
C0   freq:551  vol:331 temp:94  nonce:7        err:0    crc:0    x:0   / 0 repeat:0    pct: 98.7%/  0.0%
C1   freq:551  vol:329 temp:99  nonce:15       err:0    crc:0    x:0   / 0 repeat:0    pct: 98.4%/  0.0%
C2   freq:552  vol:329 temp:101 nonce:14       err:0    crc:0    x:0   / 0 repeat:0    pct: 99.2%/  0.0%
C3   freq:537  vol:342 temp:106 nonce:12       err:0    crc:0    x:0   / 0 repeat:0    pct: 88.1%/  0.0%
C4   freq:474  vol:348 temp:100 nonce:10       err:0    crc:0    x:0   / 0 repeat:0    pct: 32.7%/  0.0%
C5   freq:540  vol:345 temp:99  nonce:18       err:0    crc:0    x:0   / 0 repeat:0    pct: 92.6%/  0.0%
C6   freq:550  vol:326 temp:101 nonce:12       err:0    crc:0    x:0   / 0 repeat:0    pct: 98.7%/  0.0%
C7   freq:551  vol:324 temp:104 nonce:10       err:0    crc:0    x:0   / 0 repeat:0    pct: 99.0%/  0.0%
C8   freq:551  vol:326 temp:104 nonce:9        err:0    crc:0    x:0   / 0 repeat:0    pct: 98.9%/  0.0%
C9   freq:547  vol:324 temp:103 nonce:13       err:0    crc:0    x:0   / 0 repeat:0    pct: 97.4%/  0.0%
C10  freq:518  vol:328 temp:107 nonce:18       err:0    crc:0    x:0   / 0 repeat:0    pct: 81.1%/  0.0%
C11  freq:549  vol:327 temp:104 nonce:12       err:0    crc:0    x:0   / 0 repeat:0    pct: 98.7%/  0.0%
C12  freq:547  vol:313 temp:103 nonce:4        err:0    crc:0    x:0   / 0 repeat:0    pct: 97.9%/  0.0%
C13  freq:551  vol:312 temp:108 nonce:15       err:0    crc:0    x:0   / 0 repeat:0    pct: 99.2%/  0.0%
C14  freq:551  vol:313 temp:103 nonce:17       err:0    crc:0    x:0   / 0 repeat:0    pct:100.0%/  0.0%
C15  freq:549  vol:317 temp:105 nonce:9        err:0    crc:0    x:0   / 0 repeat:0    pct: 98.6%/  0.0%
C16  freq:550  vol:318 temp:109 nonce:13       err:0    crc:0    x:0   / 0 repeat:0    pct: 98.1%/  0.0%
C17  freq:551  vol:319 temp:104 nonce:14       err:0    crc:0    x:0   / 0 repeat:0    pct: 99.0%/  0.0%
C18  freq:545  vol:318 temp:104 nonce:10       err:0    crc:0    x:0   / 0 repeat:0    pct: 96.0%/  0.0%
C19  freq:547  vol:318 temp:109 nonce:13       err:0    crc:0    x:0   / 0 repeat:0    pct: 96.5%/  0.0%
C20  freq:551  vol:319 temp:106 nonce:13       err:0    crc:0    x:0   / 0 repeat:0    pct:100.0%/  0.0%
C21  freq:550  vol:319 temp:107 nonce:5        err:0    crc:0    x:0   / 0 repeat:0    pct: 98.4%/  0.0%
C22  freq:536  vol:322 temp:110 nonce:10       err:0    crc:0    x:0   / 0 repeat:0    pct: 91.2%/  0.0%
C23  freq:549  vol:321 temp:106 nonce:8        err:0    crc:0    x:0   / 0 repeat:0    pct: 98.2%/  0.0%
C24  freq:550  vol:319 temp:106 nonce:15       err:0    crc:0    x:0   / 0 repeat:0    pct: 98.4%/  0.0%

System log:

System log is showing that temperature error 350, and temperature is too high.

09-25 23:05:08.78 E btminer[4014]: Code<error>[350]: Slot0 temperature protecting 83.5/83.0!

How to Fix the Whatsminer M50 350 Error

To resolve the M50 350 error, start by opening the Whatsminer M50 and thoroughly cleaning it. Remove dust and debris from the hashboards and fans to restore proper airflow. Next, reapply thermal paste to all three hashboards to improve heat dissipation. In our experience, cleaning and reapplying thermal paste fixed a Whatsminer M50 with this overheating error, restoring it to full performance. While this approach isn’t guaranteed to fix every hashboard issue, it’s the first step to try.

As shown on the dashboard, after cleaning and reapplying thermal paste to all hashboards, the temperature decreased significantly, and the miner resumed hashing efficiently.

Preventing Future Overheating Errors

Regular maintenance is key to avoiding the M50 350 error. Clean your Whatsminer M50 regularly, especially if it’s in a dusty or bug-prone environment. Reapply thermal paste based on your site’s conditions—more frequent cleaning may be needed in harsher setups. Proper maintenance ensures better airflow, reduces heat, and extends the lifespan of your hashboards, keeping your Whatsminer M50 hashing efficiently.

By addressing the M50 350 error promptly and maintaining your miner, you can avoid costly repairs and keep your Whatsminer M50 performing at its best.

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