Installation and Reference Guide HP AdvanceStack 100Base-THub-12TX, Hub-12TXM, and Switch Modules 1997-06

HP Hub-12TX/Hub-12TXM Installation and Reference Guide
Hardware Reference 5-3
There are two optional Switch Port Modules as described under
Connecting to a Switch Port Module in Chapter 2. The indicators
provided with each module are described below.
Figure 5.3 HP J3247A for 100Base-TX
Figure 5.4 HP J3248A for 100Base-FX
LED Color State Indication
100
1
Green ON Port is set at 100Mbit/s.
OFF Port is set at 10Mbit/s.
FDX Green ON Port is set for full-duplex operation.
OFF Port is set for half-duplex operation.
Col Yellow BLINKING Packet collisions, blinking is proportional to the
collision ratio.
Link Green ON Port has a valid network connection.
Tx Green BLINKING Port is transmitting packets; blinking is
proportional to traffic passing through the port.
Rx Green BLINKING Port is receiving packets; blinking is proportional
to traffic passing through the port.
1 - Only present on the 10/100TX Switch Port Module
Table 5.3 Switch Port Module Indicators