Verilink AS420 (34-00294) Product Manual Instrukcja Użytkownika Pobierz pdf (Strona 21)

Testing 13

HAPTER

HAP T ER

ESTING

Introduction

This chapter describes the diagnostic and test features of the AS420. The unit

is controlled manually using rear panel DIP switches (the DIP switches are

discussed on page 9). The front panel indicators and switch are shown in

Figure 3.1 and described below.

Figure 3.1

AS420 Front Panel

Indicators

The front panel indicators shown in Figure 3.1 convey major alarm conditions

and looping status.

Table 3.1

AS420 Front Panel Indicators

LED Condition Description

PWR Off

Solid

Power off.

Power is applied to the unit.

BPV Off

Flashing Red

Solid Red

No errors.

Intermittent BPV errors.

Continuous BPV errors.

CRC Off

Flashing Red

Solid Red

No errors.

Intermittent CRC-4 errors.

Continuous CRC-4 errors.

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