Teledex Y Series - Manual (Page 26)

26 www.teledex.com Y SERIES EXP212, EXP224, AND EXP248 USER GUIDE
LED Color
Indication/
Condition
ALM Yellow At power on
phase
Red
Red–flash Major alarm set
Major and minor
alarm set
Yellow Minor alarm set
Green Normal
operation
GBE1/GBE2
(EXP248 only) Green SFP interface
activated
Off RJ-45 interface
activated
DSL status Green
Green–flash
Off
Port is activated
and linked
Port is activated
but not linked
Disabled
GBE1-Speed*
GBE2-Speed*
(LED B on
RJ-45) Orange
Off 100/1000 Mbps
10 Mbps
GBE1-Link/
Act*
GBE2-Link/
Act*
(LED A on
RJ-45) Green
Off
Green–flash Active
Inactive
Data Tx/Rx
MGMT-Speed
(LED B on
RJ-45)
(EXP248 only) Orange
Off 100 Mbps
10 Mbps
MGMT-Link/
Act
(LED A on
RJ-45)
(EXP248 only) Green
Off
Green–flash Active
Inactive
Data Tx/Rx
*Note that the LEDs on GBE RJ-45 jack are for
indicating the uplink status whether the data
is transmitted through optical interfaces or
electrical interfaces.
Interface Description
GBE
Gigabit Ethernet electrical trunk
port 1 (EXP212, EXP224)
Console RS-232 port connected to the
terminal for monitoring and
controlling the system (EXP212,
EXP224)
POTS RJ-21 connector (50-pin dual row
header) for connecting 12 or 24
POTS lines (EXP212, EXP224)
LINE RJ-21 connector (50-pin dual row
header) for connecting 12 or 24
DSL lines (EXP212, EXP224)
GBE1 Gigabit Ethernet electrical trunk
port 1 (EXP248)
SFP1 Gigabit Ethernet optical trunk port
1 (EXP248)
GBE2 Gigabit Ethernet electrical trunk
port 2 (EXP248)
SFP2 Gigabit Ethernet optical trunk port
2 (EXP248)
MGMT Ethernet Port connected to LAN for
providing system out-band EMS/
Telnet control interface, such as
system monitor, control or software
upgrade (EXP248)
COM RS-232 port connected to the
terminal for monitoring and
controlling the system (EXP248)
HK RJ-50 port for housekeeping inputs
and one alarm contact output
(EXP248)
FAN RJ-45 port for connection with the
RJ-45 port on the front panel of fan
card to provide power to the fan
(EXP248)
POTS RJ-21 connector (50-pin dual row
header) for connecting POTS lines
(EXP248)
LINE RJ-21 connector (50-pin dual row
header) for connecting DSL lines
(EXP248)