User's Manual

E1 Spread Spectrum Radios

5-15

Figure 5-33 Tn-L-LP:En/Dis (4)

C2. Tri-Rem-LP\Tn-R-LP: En/Dis

Perform Remote Loopback in the remote end for the convenience of testing the link’s stability. Use the

Right/Left button to select the T1~Tn tributary of the remote E1 interface. Press OK. The Right/Left button is

also used for selecting En/Dis (En=Enable/Dis=Disable). This is used along with IDU PRBS (given in C3) for

BER test as well as with E1 transmission tester for E1 interface test.

9 While executing PRBS, the local and remote equipment will display the accumulated bit error.

For example:

Local End: appears at the right bottom of the LCD means in Remote Loopback. TEST led gives an orange

glow.

Figure 5-34 Tn-R-LP:En/Dis (1)

Remote End: appears at the right bottom of the LCD. TEST led gives an orange glow.