Table of Contents
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Chapter 1
Product Overview
Table 1-9
Port Mode
PoE+
1. Only Catalyst 3750-X switches.
2. Only switches with PoE or PoE+ ports.
USB Console LED
The USB console LED shows whether there is an active USB connection to the port.
Table 1-10
Color
Off
Green
OL-19593-02
Meaning of Switch LED Colors in Different Modes (continued)
Port LED Color
2
Off
Green
Alternating
green and
amber
Blinking amber PoE+ is off due to a fault or because it has exceeded a limit set in
Amber
USB Console Port LED
Description
USB console is disabled.
USB console is enabled.
Meaning
PoE+ is off.
If the powered device is receiving power from an AC power source,
the port LED is off even if the device is connected to the switch port.
PoE+ is on. The port LED is green when the switch port is providing
power.
PoE+ is denied because providing power to the powered device will
exceed the switch power capacity.
the switch software.
PoE+ faults are caused when noncompliant cabling or
Caution
powered devices are connected to a PoE+ port. Use only
standard-compliant cabling to connect Cisco prestandard
IP Phones and wireless access points or
IEEE 802.3af-compliant devices to PoE+ ports. You must
remove from the network any cable or device that causes
a PoE+ fault.
PoE+ for the port has been disabled.
PoE+ is enabled by default.
Note
Catalyst 3750-X and 3560-X Switch Hardware Installation Guide
Front Panel Description
1-13
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