Troubleshoot Bitmain Antminer L7 hashrate showing zero. Resolve issues with ASIC chips, network, fan, temperature, PSU, and more for optimal mining performance.
Encountering a situation where the Bitmain Antminer L7 hashrate reading displays as ZERO can be concerning for miners. In this blog post, we will explore the possible causes of this issue and provide troubleshooting steps to help you resolve it. Whether it’s ASIC chip or hashboard problems, network or mining pool issues, fan malfunctions, abnormal temperatures, PSU-related concerns, or the need for repair, we have you covered. Read on to understand the potential causes and find the solutions to get your Bitmain Antminer L7 back to optimal hashrate performance.
Table of Contents
Issue Description:
- Real-time (RT) hashrate is 0 and average hashrate is 1.(average) hashrate is low.
- RT and average hashrate are both 0.
- Miner status shows no data
Possible Causes and Troubleshooting Steps
1. ASIC Chips Or Hashboards Are Not Working as Expected.
a. Check if data cables are plugged tightly
b. Upgrade the latest Antminer L7 firmware
2. Network Or Mining Pool Issue
a. Verify that the worker name and pool address are accurate.
b. Make sure there are no issues with the network.
3. Fan Issue
Check the kernel log and if you see “Fatal Error: Some Fans Lost or Low Fan Speed!”:
Read Troubleshooting for Bitmain Antminer L7 Fans Problems to get more information.
Carefully inspect the fan cables, or use a working fan to test them.
4. Abnormal Temperature
Know the normal operating temperature range for your miner:
Bitmain Antminer L7 Normal Operating Temperature Range
The miner’s hashrate would show ZERO if the temperature exceeds the limit:
Bitmain Antminer L7 High-Temperature Alert and Protection
5. PSU Issue
The temperature display typically displays abnormally and the ASIC status typically displays all X (e.g. all 15)
swap out for a tested, well-known PSU.
6. Return the Miner for Repair
Send the miner back for repair if none of the aforementioned measures work to resolve the issue.
Please get in touch with us if you have any questions so we can help.
