Front panel, Leds, Interface specifications – H3C Technologies H3C SR6600-X User Manual
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Front panel
Figure 28 Front panel
(1) Carrier signal LED (LINK/ACT)
(2) TX interface
(3) RX interface
(4) Captive screw
(5) Loopback/alarm LED (LP/AL)
LEDs
Table 41 LED description
LED Status
Description
LINK/ACT
Off
No carrier signals are being received.
On
Carrier signals are being received.
Flashing
Data is being transmitted or received.
LP/AL
Off
No loopback or alarms occur.
On
The interface is in loopback state.
Flashing
A minimum of one alarm of the type of AIS, LFA, or RAI has occurred.
•
LFA—Loss of frame alignment.
•
AIS—Alarm indication signal.
•
RAI—Remote alarm indication.
Interface specifications
Table 42 Interface specifications
Item Specification
Connector type
SMB
Number of interfaces
2
Interface standards
•
G.703
•
G.704
•
G.752
•
AT&T TR 54014
•
AT&T TR 62415
•
ANSI T1.107
Interface speed
44.736 Mbps
Cable type
75-ohm T3 coaxial cable
Working modes
T3/CT3