Cisco Systems IGX 8400 Manual De Usuario
Trunk Cards 4-41
Network Trunk Module
Figure 4-24
BC-E1 Faceplate
Table 4-18
BC-E1 Connections and Status LEDs
Connector/Indicator
Function
RX-TX
Female DB-15 connector for XMT and RCV E1.
RX
BNC connector for receive E1 line.
TX
BNC connector for transmit E1 line.
LOS light (red)
Indicates loss of signal at the local end.
Red alarm light
Indicates loss of local frame alignment. On an NTM, Red indicates loss of packet
alignment.
alignment.
Yellow alarm light
Indicates loss of frame alignment at remote end. On an NTM, Yellow alarm indicates loss of
packet alignment.
packet alignment.
AIS light (green)
Indicates the presence of all ones on the line.
MFRA light (red)
Indicates loss of multiframe alignment (E1 only).
MFYA light (yellow)
Indicates loss of multiframe at remote end (E1 only).
Fail light (red)
Indicates an error. Reset the card with resetcd f. If the LED comes on again, call the TAC.
Active: light (green)
Indicates the card is in service with active circuits.
BC-E1
Fail (red)
Active (green)
Active (green)
RX
RX/TX
TX
H8317
LOS (red)
Red alarm (red)
Yellow alarm (yellow)
AIS (green)
MFRA (red)
MFYA (yellow)
Red alarm (red)
Yellow alarm (yellow)
AIS (green)
MFRA (red)
MFYA (yellow)