Epson Stylus Color 670 Manual page 148

To print a printer operation check page, follow these steps.
1. Make sure both the printer and computer are turned off.
2. Disconnect the cable from the printer's interface connector.
If you use the parallel interface, unlock the wire clips on both
sides of the interface connector and remove the ground
connector, if necessary. Then disconnect the cable from the
printer's interface connector.
3. Make sure that A4 or Letter size paper is loaded in the sheet
feeder.
4. Hold down the
button to turn on the printer. Then release both buttons.
9-6
Troubleshooting
E
load/eject button and press the P power