Maintenance files include: hashboard tester software + PIC file
Who’s eligible for the maintenance files: The download permission is only available to customers who already have obtained the material purchase permission. To be more specific, it is for customers who have been verified to be capable of repairing.
Download link: https://service.bitmain.com/support/download (available for accounts which have material purchase permission)
How to learn Antminer maintenance and obtain the material purchase permission?
Attend the maintenance training course at Ant Training Academy. Click here to learn more and apply.