Rear Panel Description - D-Link xStack DES-3800 Series User Manual

Ports 1-24
Ports 25, 26 combo
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Rear Panel Description

The rear panels of DES-3828, DES-3828DC and DES-3828P are described separately below:
DES-3828
The rear panel of DES-3828 contains ports 27 and 28, (1000BASE-TX), an AC power connector, and
an outlet for an optional external RPS.
For details on ports 27 and 28, see the "Ports" description above. The rear panel includes an outlet for
an optional external redundant power supply. When power fails, the optional external RPS will take
xStack DES-3800 Series Layer 3 Stackable Fast Ethernet Managed Switch
One row of LEDs for each port is located above the ports on the front panel. The first
LED is for the top port and the second one is for the bottom ports. These port LEDs
display the following information:
For Link/Act/Speed Mode:
Solid Green – Link or 100Mbps
•
Blinking Green – Activity for 100Mbps
•
Solid Amber – Link or 10Mbps
•
Blinking Amber – Activity for 10Mbps
•
Off – Link down
•
For PoE Mode: (DES-3828P only)
Solid Green – Power feeding (802.3af-compliant PD was detected, legacy
•
PD detected)
Blinking Amber - PoE port ERROR (non-standard PD connected, Under load
•
state according to 802.3af (current is below I min), Overload state according
to 802.3af (current is above Icut), hardware problems preventing port
operation, power budget exceeded, short condition was detected at a port
delivering power, temperature overload at the port, succession of Underload
and Overload states caused port shutdown (may be caused by a PD's
DC/DC fault)...etc.)
Off – No power feeding (no PD detected, or no connection)
•
Ports 25 and 26 represent the 1000BASE-T/SFP ports located on the front panel of
the Switch. These port LEDs will display the following information:
Solid Green – Link or 1000Mbps
•
Blinking Green – Activity for 1000Mbps
•
Solid Amber – Link or 100Mbps
•
Blinking Amber – Activity for 100Mbps
•
Off – Link down
•
Figure 1- 3. Rear panel view of the DES-3828
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