3Com 3CR16708-91 - OfficeConnect Managed Switch 9 Getting Started Manual - page 26
26
C
HAPTER
2: I
NSTALLING
THE
S
WITCH
Checking for Correct
Operation of LEDs
During the Power On Self Test, all ports on the Switch are disabled. When
the POST has completed, check the Power and Alert LEDs to make sure
that your Switch is operating correctly. Table 6 shows possible colors for
these LEDs.
Table 6 Power and Alert LED colors
If there is evidence of a problem, see “Solving Problems Indicated by
LEDs” on page 52.
CAUTION The Switch has no ON/OFF switch; the only method of
connecting or disconnecting mains power is by connecting or
disconnecting the power adapter.
Using Power over
Ethernet
The Switch can power any IEEE 802.3af compliant device through rear
panel ports 1, 2, 5 and 6. The Switch will support the following 3Com
802.3af equipment:
■
Wireless:
■
3Com 11 Mbps Wireless LAN Access Point 8000 (3CRWE80096B)
■
3Com 11 Mbps Wireless LAN Access Point 8200 (3CRWE820096A)
■
3Com 11 Mbps Wireless LAN Access Point 8500 (3CRWE850096A)
■
3Com 11 Mbps Wireless LAN Access Point 8700 (3CRWE870096A)
■
3Com Wireless LAN Building to Building Bridge (3CRWE91096B)
■
Voice Over IP Telephones:
■
3Com 11 Mbps Wireless LAN Access Point 8000 (3CRWE80096B)
■
3Com 11 Mbps Wireless LAN Access Point 8200 (3CRWE820096A)
■
3Com 11 Mbps Wireless LAN Access Point 8500 (3CRWE850096A)
LED
Color
State
Power
Green
The Switch is powered-up and operating
normally.
Off
The Switch is not receiving power or there is
a fault with the Power Supply Unit.
Alert
Orange flashing
The Switch is starting up or the Switch
software is being upgraded.
Orange
The Switch is reporting a fault (see
Chapter 4, “Problem Solving”).
Off
Normal operation.