Description Of E1 Connector - Baudcom BD-E1-ETH User's Reference Manual

1 (clk1):E1 master clock and line clock set
E1 clock set
Master (main clock)
Slave (line clock)
Note pls: during communicating, one master and one
slave is necessary and the rate of the slave will follow the
master
2 (clk2):
LAN set
10/100M full/duplex auto-negotiation
10M full/duplex auto-negotiation
NOTE:
 If clock mode is line ,the rate of the device will follow the main

5.6 Description of E1 connector

E1 Interface impedance support 75ohm/120ohm adapt.
Note: the pins of 120ohm see as following:
Clk1
OFF
ON
Clock2
OFF
ON
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