Cannot log in to the I/O module

Use the information in this section to troubleshoot the chassis when you cannot log in to the I/O module.

Action

Complete the following steps until the problem is solved:
  1. Make sure that you are using the correct password and that the capitals lock is off.
  2. Connect a serial cable to the I/O module to further isolate the problem.
  3. If you have forgotten the password, restore the I/O module to default settings.