Lenovo 7D31, Maintenance Manual

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• Each port is assigned a unique address in the Setup utility and none of the serial ports is disabled.
• The serial-port adapter (if one is present) is seated correctly
2. Reseat the serial port adapter.
3. Replace the serial port adapter.
Serial device does not work
Complete the following procedure to solve the problem.
1. Make sure that:
• The device is compatible with the server.
• The serial port is enabled and is assigned a unique address.
• The device is connected to the correct connector.
2. Reseat the following components::
a. Failing serial device.
b. Serial cable.
3. Replace the following components:
a. Failing serial device.
b. Serial cable.
4. (Trained technician only) Replace the system board.
Software problems
See this section to solve software problems.
1. To determine whether the problem is caused by the software, make sure that:
• The server has the minimum memory that is needed to use the software. For memory requirements,
see the information that comes with the software.
Note:
If you have just installed an adapter or memory, the server might have a memory-address
conflict.
• The operating system is on the ServerProven list (see
https://static.lenovo.com/us/en/serverproven/
index.shtml
) and supported by your hardware.
• The software is designed to operate on the server.
• Other software works on the server.
• The software works on another server.
2. If you receive any error messages while you use the software, see the information that comes with the
software for a description of the messages and suggested solutions to the problem.
3. Check the operating system logs for any events related to your software and attempt to resolve them.
4. Contact your place of purchase of the software.
Chapter 5
.
Problem determination
249