Epson DFX-9000 Repair Guide

Epson DFX-9000 Field Repair Guide 3/29/07
Troubleshooting Printer Component, Software Item, LCD Display, Printer Button Page 135.
Some dots missing or extra dots printed
Action:
1. Clean or replace the CES Scale.
2. Verify that the Carrier Cable Unit is correctly connected to the ROM Board and the Print Head.
3. Replace the Carrier Cable Unit.
4. Replace the Print Head.
5. Replace the ROM Board.
Incorrect horizontal character spacing
Action:
1. Check that the APTC Adjustment operates normally
2. Check that the Paper Thickness Adjustment is properly set.
3. Perform the Bi-D Adjustment.
4. Clean and lubricate the Stay Shaft.
5. Clean or replace the CES Scale.
6. Check the CR Drive Belt (SP Belt) Tension Adjustment.
7. Replace the SP Belt.
8. Replace the SP Motor Assy.
9. Replace the ROM Board.

Epson DFX-9000 Specifications

General

Color	No
Built-in barcodes	Code 39, POSTNET, UPC-A, UPC-E
Maximum resolution	240 x 144 DPI
Maximum print size	A4 (210 x 297 mm)
Standard interfaces	Serial
Dimensions (WxDxH)	700 x 378 x 363 mm
Power requirements	100-240V, 50-60Hz
Connectivity technology	Wired
Compatible operating systems	Microsoft Windows 95 / 98 / 2000 / Me / XP/ Windows NT 4.0
Sound pressure level (printing)	58 dB
Mean time between failures (MTBF)	20000 h
Sustainability certificates	ENERGY STAR
Power consumption (standby)	1.85 W
Power consumption (typical)	7.5 W
Operating temperature (T-T)	5 - 35 °C
Operating relative humidity (H-H)	10 - 80 %