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T1/E1 FIBEROPTIC LINE DRIVER
4.3 Operation Instructions
1. Power On. The Line Driver is turned on as soon as power is connected. When
power is connected, the POWER indicator lights, and remains lit as long as
power is available.
2. Normal Operation Indications. During normal operation the SIGNAL LOSS
indicator is off.
3. Upon power-on, the SIGNAL LOSS indicator may light, indicating that other
communication equipment is not yet operating or that the optical signal is
below -43 dBm. The indicator will turn off as soon as all link equipment is
operating.
4. Power-off. The Line Driver is turned off by disconnecting its power. Always
disconnect the power cable from the mains outlet first.
