Verilink T Lite (34-00292.2) Product Manual Instrukcja Użytkownika Pobierz pdf (Strona 15)

ESTING

Introduction This chapter describes the diagostic and test features of the

Verilink T Lite. The unit is controlled manually using front panel

DIP switches (the DIP switches are discussed on page 13). The

front panel indicators and side bantam jacks are described below.

Indicators The unit indicators convey major alarm conditions and looping

status.

Power This green indicator lights when power is applied to the unit.

Loopback This amber indicator lights under the following conditions: the

NET LOOP switch is set to Manual, the EQUIP LOOP is placed

in the Enabled position, or the unit receives an in-band loop code

for greater than five seconds.

Network

LOS

This red indicator lights if the internal alarm circuitry detects a

loss of signal condition for ≥ 175 bit times from the network.

The indicator stays lit until the unit detects ≥ 4 pulses in 32 bit

times.

DTE

LOS

This red indicator lights if the internal alarm circuitry detects a

loss of signal condition for ≥ 175 bit times from the DTE. The

indicator stays lit until the unit detects ≥ 4 pulses in 32 bit times.

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Verilink T Lite (34-00292.2) Product Manual Instrukcja Użytkownika Strona 15