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T1/E1 FIBEROPTIC LINE DRIVER
4. Operation
4.1 Front Panel Indicators
Table 4-1
lists the functions of the Line Driver indicators, located on the front
panel, as shown in Figure 4-1.
Figure 4-1. Front Panel of the Line Driver.
Table 4-1. Line Driver Indicators.
Item
Indicator
Function
1
Power
Lights when the Line Driver operates.
2
Signal Loss
Lights when optical signal is below -43 dBm,
or, in some cases, when there is no
connection to G.703 port.
4.2 Preparation for Operation, General
After being prepared for operation according to
Chapter 3
, the Line Driver
normally operates unattended. Operator intervention is only required when the
Line Driver is set up for the first time or must be adapted to new operational
requirements that require changing the internal switch settings.
PWR
ERR
AIS
LOW
AIS
LOC
NORM
REM
OPTICAL
ELECTRICAL
TEST
1
2
A
3
4
5
6
7
