G.703/G.704 NTU W/V35
17
4. Operation
When the MT335A has been properly configured and installed, it should operate
transparently. This sections describes power-up, LED status monitors, and the
built-in loopback test modes.
4.7 Power-up
Before applying power to the MT335A, please read “Power Connection” on
page 16 and verify that the unit is properly connected to the appropriate power
source.
4.8 LED Status Monitors
The MT335A features six front panel LEDs that monitor connections on the
G.703/G.704 and signaling, error and test modes. Figure 5 shows the front panel
location of each LED. Descriptions of each LED follow Figure 5.
Figure 5. MT335A Front Panel
E1 Link
(Active Green) Solid green (On) indicates that the end to end E1 Link is
G.703/G.704 NTU w/V35
E1 Link
TD
RD
LOS
TM
ER
