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Table Of Contents
3 On the line that defines the lp group, add the Player username.
For example: lp::7:daemon,lp,
player_username
The changes take effect the next time the user logs in to the host system.
Troubleshoot ECR Errors for Parallel Ports
A parallel port on the host system does not have an Extended Control Register (ECR).
Problem
When you power on a virtual machine after adding a parallel port, an error messages states that the parallel
port on the host system does not have an ECR.
Cause
This problem can occur when the hardware supports ECR, but ECR has been disabled in the BIOS.
Solution
1 Reboot the host system.
2 Early in the boot process, press and hold down the Delete key to enter the BIOS configuration editor.
3 Find the parallel port field and enable Extended Capability Port (ECP) mode or a combination of modes
that includes ECP.
Most modern computers support ECP mode.
Add a Virtual Serial Port to a Virtual Machine
You can add up to four serial (COM) ports to a virtual machine. Virtual serial ports can output to physical
serial ports, files, or named pipes.
You might want to add a virtual serial port to a virtual machine to make devices such as modems and printers
available to the virtual machine. You can also use virtual ports to send debugging data from a virtual machine
to the host system or to another virtual machine.
NOTE The virtual printer feature configures a serial port to make host printers available to the guest. You do
not need to install additional drivers in the virtual machine.
Prerequisites
Power off the virtual machine.
Procedure
1 Select the virtual machine and select Virtual Machine > Virtual Machine Settings.
2 On the Hardware tab, click Add.
3 In the Add Hardware wizard, select Serial Port.
4 Select where the virtual serial parallel port sends output.
Option Description
Use a physical parallel port
Send output to a physical serial port on the host system.
Use output file
Send output to a file on the host system. Either locate an existing output file
or browse to a directory and type a filename to create a new output file.
Output to named pipe
Set up a direct connection between two virtual machines, or a connection
between a virtual machine and an application on the host system.
Chapter 6 Configuring and Managing Devices
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