User's Manual

Table Of Contents
31
Users Manual of GPL-8000
2.1.2. LED Indications
The front panel LEDs indicates instant status of port links, data activity and system power, and help to monitor
and troubleshoot when needed. Figure 2-4 shows the LED indications of GPL-8000.
GPL-8000 LED Indication
Figure 2-4 GPL-8000 LED Panel
System
LED Color Function
PWR1 Green
Lights
:
To indicate that the Switch is powered on.
PWR2 Green
Lights
:
To indicate that the Switch is powered on.
ALM Red
Lights
:
To indicate that AC or DC power has failed.
SYS Green
Blinks
:
The OLT is ready for management.
Off:
The OLT is operating abnormally.
1000BASE-PX20 SFP PON Interfaces
LED Color Function
PON1-8 Green
Lights:
To indicate the link through that PON p
established.
Off:
To indicate that the PON port is link-down.
Blinks
over that port.