Use the parallel port actions to verify that the parallel port controller circuitry of the input/output (I/O) chip is functional. These actions write data to the parallel port and then read the data back for comparison. Any discrepancies are reported.
To perform actions on the parallel port, a loopback adapter must be installed.
Use the following actions to diagnose your parallel port:
The Results field displays the results of the action and provides detailed information for resolving issues. Use the documentation that comes with your server for information about correcting a failed device.
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