Bi-D Adjustment - Epson DFX-9000 Service Manual

Epson DFX 9000

5.3.7 Bi-D adjustment

This adjustment is required after you remove or replace these parts:
PR MECHA ASSY
SP BELT
CARRIER UNIT
SP MOTOR ASSY
ROM BOARD (only when the EEPROM Data Copy fails)
Tools / materials: Adjustment Program
Paper: 1 sheet of 64 g/m
5 sheets of 39.5 g/m
10 sheets of 50 g/m
Objective: Bi-directional printing with the following precision:
Mode A ~ C: 0.25 mm
Mode D ~ G: 0.15 mm
Mode H ~ L: 0.10 mm
Adjustment Procedure
The print character pitch for this adjustment is 10cpi.
C H E C K
P O I N T
1. Set the 1, 5 or 10 sheets of paper on the tractor and load it by
pressing [Load].
2. From the Adjustment Program, select the
Adjustment
2 (17 lb)
2 (10.5 lb)
2
(13.3 lb)
.
Bi-D Adjustment
Software adjustment
Figure 5-33. "Bi-D Adjustment" screen
3. Select the printing speed mode(s) that need adjustment, and click
to print the Bi-D check pattern of the selected mode(s) using
Print
the current parameters.
Revision B
250