Rockwell Automation 1203-CN1 ControlNet Communications Module 1203-CN1 - Manual (Page 75)

Publication 1203-5.13 – February, 2002
Chapter
7
Troubleshooting
Chapter Objectives Chapter 7 provides information about the LEDs and basic
troubleshooting procedures. This chapter covers the following topics:
• Locating the LEDs.
• Using the LEDs to troubleshoot.
LEDs on the 1203-CN1 Module Your 1203-CN1 module has four LED status indicators. The LEDs
provide status information about ControlNet channel(s), SCANport,
and the module itself. Refer to Figure 7.1.
Figure 7.1
LED Status Indicators
ControlNet
Channel A
ControlNet
Channel B
SCANport
Module