Exalt Installation and Management Guide
EX-i Series FDD Digital Microwave Radios
202675-005
17
2011-08-30
RMT (Remote) Button
The RMT button is the only external control on the radios. This button allows easy and quick
evaluation of the status of the remote-end radio. When the RMT LED is amber flashes, this is an alert
that the remote end has an alarm condition. Press the RMT button to determine the alarm conditions.
When the RMT button is pressed and held and local LEDs flash, this indicates that no remote-end
information is available. This indicates that the remote radio is either not powered, is booting, or is not
PROT Right Corner
Green
LED
Indicates MHS protection communication status:
• Solid = Communications OK
• Off = Communications error or MHS disabled
ETHERNET ETH1/2 Left
Corner
Green
LED
• Solid = Negotiated @ 1000Mbps
• Fast Flash = Negotiated @ 100Mbps
• Slow Flash = Negotiated @ 10Mbps
• Off = No connection negotiated
ETHERNET ETH1/2 Right
Corner
Green
LED
• Solid/Flashing = Data present
• Off = No data present
SFP Left Side
Green
LED
SFP link status:
• Solid = Link engaged
• Off = Link not engaged
SFP Right Side
Green
LED
SFP traffic:
• Solid/Flashing = Data present
• Off = No data present
T1/E1 Left Corner
Green
LED
• Solid = Connection present (clocking confirmed)
• Fast Flash = Connection present; coding/clock problem
• Slow Flash = Connection present, but unexpected
• Off = No connection/clock
T1/E1 Right Corner
Green
LED
• Solid = In a loopback state
• Fast Flash = Automatic indication signal (AIS) is active
• Off = No loopback; no AIS activity
RMT (LED inside button)
Amber
LED
• Off = Remote end LINK and STATUS LEDs are both green
• Solid = No remote end status available
• Flash = Alarm conditions at the remote end (LINK and/or
STATUS LEDs are non-green)
(Unmarked LED on rear panel) 2-color
LED
Indicates overall status (from the rear panel):
• Green = LINK and STATUS LEDs are both green
• Red Flash = LINK and/or STATUS are in a yellow state; no red
states exist
• Red Solid = LINK and/or STATUS are in a red state
• Off = Improperly powered or fatal system failure
Table 3 LED indicators (Continued)
Location/Label Type
Function
Summary of Contents for EX i GigE Series
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