Troubleshooting; Preliminary Checks - Epson DFX-9000 Repair Manual

Epson DFX-9000 Field Repair Guide

Troubleshooting

Preliminary Checks

Before troubleshooting the printer, verify that each of the following conditions are met:
1. Verify that the wall socket supplies clean AC current that matches the voltage rating on the printer. Measure the
voltage at the wall socket.
2. The POWER CORD must be free from physical damage, short circuit, wire breaks, or miswiring.
3. The printer must be grounded properly.
4. The printer should not be located in a place where volatile or inflammable gases are produced.
5. The printer must be placed on a strong, steady, and level (less than 5° inclination) surface.
6. The paper used must conform to the specifications listed in Chapter 1 of the Service Manual.
7. The Periodic Maintenance Parts must be replaced on schedule.
8. If you cannot print data from the host computer, initiate the printer's self test and check for problems with the
output. Check the Default Settings printed on the Self Test for any incorrect settings.
9. Check the printer inside and out for dirt, obstructions or physical damage.
10. Make certain that all cable connections are connected properly.
11. Confirm that all gears are engaged properly and are not exhibiting excess wear or other signs of friction or
misalignment.
12. Make certain that the rollers inside the printer are free from contamination, label remnants, other debris, and
scratches.
Troubleshooting Printer Component, Software Item, LCD Display, Printer Button
3/29/07
Page 112.