CommLink IV Technical Guide
16
Operator Interface
CommLink IV LED Descriptions
Figure 3: CommLink IV LED Display
STATUS
RX-USB
TX-USB
LOOP
TX-CPU
RX-CPU
ACT
-LAN
LNK-LAN
C
O
N
T
R
O
L
S
CommLink IV
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CommLink IV LED Descriptions
LOOP -
Indicates communication activity on local controller
network. This LED fl ickers when data is exchanged
with the controller network.
TX-USB
- Indicates transmitted data status of USB
connection. This LED only fl ashes when your
CommLink is connected to a computer and data is sent
to Prism from the CommLink via USB.
RX-USB
- Indicates received data status of USB connection.
This LED only fl ashes when your CommLink is connected
to a computer and data is sent from Prism to the CommLink
via USB.
TX-CPU -
Indicates transmitted data status. This LED only
fl ashes when your CommLink is connected to a computer
and data is sent to Prism from the CommLink using USB or
Ethernet.
RX-CPU -
Indicates received data status. This LED only
fl ashes when your CommLink is connected to a computer
and data is sent from Prism to the CommLink using USB or
Ethernet.
ACT-LAN
- Indicates activity on the local area network. This
LED fl ashes on when LAN is transmitting and receiving
data and is only operational when the IP Module Kit is
installed.
LNK-LAN
- Indicates local area network is connected. This
LED is on when connected to LAN and is only operational
when the IP Module Kit is installed.