
Chapter 1 Introduction
P-974H/HW Series User’s Guide
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1.3 Hardware Connection and Installation
Refer to the Quick Start Guide for information for hardware connections and USB
driver installation.
1.4 Front Panel LED Description
The following figures are front panel images of the P-974HW and P-974H models
respectively. The LED behavior is described at the end of this section.
Figure 2 Front Panel LEDs: P-974H
Figure 3 Front Panel LEDs: P-974HW
The following table describes the LEDs.
Table 1 Front Panel LEDs
LED COLOR STATUS DESCRIPTION
PWR Green On The ZyXEL Device is receiving power.
Off The ZyXEL Device is not receiving power.
SYS Green On The ZyXEL Device is functioning properly.
Off The system is not ready or has malfunctioned.
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