Auto-Zone Control Systems IP Module Kit Installation Guide for the IP Module Kit Used with CommLink IV & 5 (Version 01N) - Manual (Page 17)

IP MODULE
17 Technical Guide
CommLink IV LED Descriptions
Figure 18: 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 off when data is exchanged with
controller network.
TX-USB - Indicates transmitted data status of USB
connection. This LED only fl ashes if the CommLink IV is
directly connected to a computer via a USB port. It will not
fl ash when using the IP Module for LAN or WAN
connections.
RX-USB - Indicates received data status of USB connection.
This LED only fl ashes if the CommLink IV is directly
connected to a computer via a USB port. It will not fl ash
when using the IP Module for LAN or WAN connections.
TX-CPU - Indicates transmitted data status. This LED
fl ashes when data is sent to Prism 2 from the CommLink
IV using USB or Ethernet.
RX-CPU - Indicates received data status. This LED fl ashes
when data is sent from Prism 2 to the CommLink IV 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 only fl ashes if the IP Module is
installed and operating.
LNK-LAN - Indicates local area network is connected. This
LED is on when connected to LAN and only fl ashes if the
IP Module is installed and operating.