T9+'s Chain numbers and Fan numbers on miner status

The T9+ control board has three hash board connectors named J2, J3 and J4.

J2: The yellow line shows the hash boards with chain numbers 2, 9, 10.

J3: The red line shows the hash boards with chain numbers 3, 11, 12.

J4: The white lines show the hash boards with chain numbers 4, 13, 14.

Connector named FAN5 indicates the front fan and it shows as "Fan3" in the miner status.

Connector named FAN6 indicates the rear fan and it shows as "Fan6" in the miner status.