ATCOM AXE1DL + EC32L, Руководство пользователя

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AXE1DL User Manual with DAHDI
www.atcom.cn
7
C1: It is used to select the hardware echo cancellation direction.
In default, It will not use the jumper, and it will delete the echo for the far end side; if users need
delete the echo for the local side, please use the jumper like the following illustration.
Delete the echo for the local side Delete the echo for the far end side
C3: It is not available.
Notice:
The daughterboard is very similar between the AXE2DL and AXE1DL card. Users can get the
difference from the following illustration.
AXE2DL daughterboard AXE1DL daughterboard