Rockwell Automation 22-SCM-232 Serial Converter Module User Manual
Page 34

5-2
Troubleshooting
Diamond Status Indicator
RX Status Indicator
TX Status Indicator
!
ATTENTION: Risk of injury or equipment damage exists. If the serial
converter module is transmitting control I/O to the drive (indicated by a
solid green diamond LED), the drive may fault when you remove or
reset the module. Determine how your drive will respond before
removing or resetting a serial converter module.
Status
Cause
Corrective Action
Off
Serial converter module
is not powered or in Flash
programming mode.
• Securely connect cables.
• Apply power to the drive.
• Wait while Flash is in progress.
Flashing
Green
Serial converter module
is operating and not
transmitting control I/O.
No action. Removing or resetting the serial
converter module will not cause a serial fault in the
drive.
Solid
Green
Serial converter module
is operating and is or was
transmitting control I/O.
No action. Removing or resetting the serial
converter will cause a serial fault in the drive.
Flashing
Red
The drive has not
acknowledged the serial
converter module.
• Securely connect cables.
• Verify Parameter 1 - [Adapter Cfg] is set to
“Auto.”
Solid
Red
Link failure.
• Securely connect cables.
• Replace the cable.
• Cycle power to the drive.
Orange
Contact Rockwell Automation Technical Support.
Status
Cause
Corrective Action
Off
Serial converter module
is not receiving data.
• Verify that data is being transmitted by the PC.
• Securely connect cables.
• Apply power to the drive.
• Configure the computer software to use the
same serial port rate as the converter module.
Flashing
Green
Serial converter module
is receiving data from the
computer.
No action.
Status
Cause
Corrective Action
Off
Serial converter module
is not transmitting data.
• Verify that data is being transmitted.
• Securely connect cables.
• Apply power to the drive.
Flashing
Green
Serial converter module
is transmitting data to the
computer.
No action.