Description of Hardware
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Figure 1-3 System LEDs
Table 1-1 Port Status LEDs
LED Condition Status
SC Fiber Ports (1~24)
Link/Act On/Flashing Green Port has established a valid 100 Mbps network connection.
Flashing indicates activity.
Off There is no valid link on the port.
Remote Error Off CPE media converter’s100BASE-TX port is disconnected.
On Green CPE media converter’s 100BASE-TX port is connected.
On Amber CPE media converter has a power failure.
Flashing Amber Loopback test being performed on a media converter.
RJ-45/SFP Combination Ports (25, 26)
Link/Act On/Flashing Amber Port has established a valid 10/100 Mbps network
connection. Flashing indicates activity.
On/Flashing Green Port has established a valid 1000 Mbps network
connection. Flashing indicates activity.
Off There is no valid link on the port.
Table 1-2 System Status LEDs
LED Condition Status
Power On Green The unit’s internal power supply is operating normally.
On Amber The unit’s internal power supply has a fault.
Off The unit has no power connected, or the internal power
supply has failed.
RPU On Green Redundant power supply is receiving power.
On Amber Fault in redundant power supply (including thermal or fan).
Off There is no redundant power supply currently attached.
ES3526S
System Indicators
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