Jack JK-T1790 Manual page 16

（8）电缆的连接 Connecting the cords
请按照下图所示的那样连接电缆。
Perform the connection of the cords as shown in the figure below.
用紧固螺丝○ 固定好地线○ 。
1 2
Fix the earth wire ○ with the setscrew ○ .
2 1
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