Agilent Technologies J3972A - Manual (Page 32)

Introduction
Probe Overview
12
Agilent J3919A
Agilent J3972A
Figure 1-4: Back Panel LEDs
Token-Ring Telemetry Interface Status LEDs
The optional Token-Ring telemetry interface has an LED for Activity. This green
LED is turned on when data is being received from the network or transmitted by
the probe. When flashing, the frequency shows the amount of traffic. During
periods of steady traffic, the LED may appear to stay on solid.