Knowledge Base > User guides > Instruction for Removing and Installing the BOX II Control Board.
Instruction for Removing and Installing the BOX II Control Board
Note:
1. Disassembling the miner without permission from the after-sales staff will void your warranty (check my warranty). Check Goldshell after-sales terms to learn more.
2. Ensure that the installation is done correctly before restarting the miner.
3. Incorrect installation may void your warranty.
1.1 Remove the screw in the center of the miner's hash board
1.2 Remove the screws on the fan surface, pay attention to only remove the outer six screws
1.3 After removing the six screws on the fan surface, gently remove the hash board and fan.
Do not pull the fan hard, otherwise it will damage the fan connection line.
1.4 Remove the two screws marked in the figure below
1.5 Gently lift the main control board upwards
2.1 Pay attention to aligning the holes of the control board interface with the pins on the hash board, after pressing the main control board firmly.
Check if the screw holes are aligned.
2.2 Install the two screws on the main control board
2.3 Install the hash board according to Figure 8, pay attention to the alignment of the hash board and the groove.
2.4 Install the six screws on the fan surface and one screw on the hash board surface, the main control board is now installed
.