Epson 5700i User Manual - Page 69

The printer driver is installed as an unknown device in the, Cannot print from Windows - printer driver epl

Page 69 highlights

If your computer did not have Windows 98 pre-installed, it is an upgrade from Windows 95 to 98. It may not support USB connectors, and may not print. Confirm whether your computer supports USB connectors by calling the manufacturer. The printer driver is installed as an "unknown device" in the device manager 4 During plug-and-play installation, some problem disrupted the installation. While the printer is connected through the USB cable and the power is on, check the Device Manager in the My Computer menu. If USB printer or EPL 5700L/i is installed in unknown device, then the printer hasn't been properly installed. Disconnect the USB cable from the printer, then reconnect it and reinstall the printer driver. Cannot print from Windows The driver's printer port may be incorrect. To check the setting of the printer port, select properties in the file menu of the printer dialog box in the program group. Your printer is not displayed in the selector dialog box Make sure that the printer's power is on. The printer port does not appear on the menu because the computer does not recognize the printer connection. Try disconnecting and then re-connecting the USB cable. Troubleshooting 4-21

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4
Troubleshooting
4-21
If your computer did not have Windows 98 pre-installed, it is an
upgrade from Windows 95 to 98. It may not support USB
connectors, and may not print. Confirm whether your computer
supports USB connectors by calling the manufacturer.
During plug-and-play installation, some problem disrupted the
installation. While the printer is connected through the USB cable
and the power is on, check the
Device Manager
in the
My
Computer
menu. If USB printer or EPL 5700L/i is installed in
unknown device
, then the printer hasn’t been properly installed.
Disconnect the USB cable from the printer, then reconnect it and
reinstall the printer driver.
The driver’s printer port may be incorrect. To check the setting of
the printer port, select
properties
in the
file
menu of the printer
dialog box in the
program
group.
Make sure that the printer’s power is on. The printer port does
not appear on the menu because the computer does not recognize
the printer connection. Try disconnecting and then re-connecting
the USB cable.
The printer driver is installed as an "unknown device" in the
device manager
Cannot print from Windows
Your printer is not displayed in the selector dialog box