S W I T C H 7 7 0 0 C O M P O N E N T S
13
Attribute Description
Services supported
Connect with character terminal
Connect with local or remote PC serial port and run terminal emulator on PC (a pair of
Modems are needed for remote connection)
10/100BASE-TX Ethernet Management Port
The Ethernet port can be connected to a computer using an RJ-45 connector for system application downloading
and debugging. It can also be connected to devices such as a network management workstation for managing the
system remotely. Detailed Ethernet port attributes are described in Table 5.
Table 5 Attributes of the 10/100BASE-T port
Attribute Description
Port connector
RJ-45
Number of port
(
s) 1
Port speed
10Mbps, half/full duplex
100Mbps,half/full duplex
MDIX
Medium and maximum transmission
distance
Category-5 twisted pairs for transmission within 100m (300 ft)
Port function
Switch software upgrade and network management
Table 6 describes the LEDs of the Ethernet ports.
Table 6 Description of the 10/100BASE-T port LEDs
Indicator State
description
LINK
Off — the line has not connected.
Green — the line is connected.
ACTIVE
Green — there is no data transmitted.
Green Flashing — data is being transmitted or received.
Module LEDs
The MOD1 to MOD 6 LEDs show the state of the I/O modules, as described in Table 7.
Table 7 Description of module LEDs
Indicator State
description
RUN
Green/Off — the module fails to work or has not been inserted
Green Flashing — the module works normally
ALM
Off — the module works normally or has not been inserted
Remaining green or green flashing — the module fails to work or something abnormal happened
Power Indicators
PWR1, PWR2, and PWR3 LEDs show the states of the power modules, as described in Table 8.
Table 8 Description of power LEDs
Indicator State
description
OK
Green — the corresponding power works normally.
Off — the corresponding power fails to work or has not been installed.
FAIL
Green — the corresponding power fails to work.
Off — the corresponding power works normally or has not been installed.
Fan Indicator
FAN LEDs show the state of the corresponding fan frame, as described in Table 9.
