
115373-A Rev. A 2-1
Chapter 2
Checking the Token Ring Net Module LEDs
This chapter describes the LEDs on the Dual Token Ring net module. Figure 2-1
shows the Dual Token Ring net module.
Figure 2-1. Dual Token Ring Net Module LEDs
Each physical connector (TOKEN1 and TOKEN2) has three LEDs that indicate
the status of the connection. T
able 2-1 describes each LED.
Table 2-1. Functions of the Dual Token Ring Net Module LEDs
LED Function
RCVR Indicates that data is being received across the Token Ring
connection.
NSRT Indicates that the port is inserted into a ring.
WFAIL Indicates a wire fault, for example, a problem with the cable.
F (FAIL) Lights during power-up, and might flash during diagnostic testing.
The FAIL LED turns off once the diagnostics complete successfully
and the router boots.
The LED remains lit if the net module or any connector on the net
module fails diagnostics. In this case, the DIAG LED on the ASN
front panel will also be on.
RCVR
RCVR
NSRT
WFAIL
NSRT
WFAIL
2 1
TOKEN
34002
F
ASN0025A
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