Service manual

EPSON FX-890/2190 Revision B
PRODUCT DESCRIPTIONS Operation 36
1.3.7 Bi-D Adjustment
Refer to the following flowchart for the Bi-D adjustment.
Figure 1-15. Bi-D Adjustment Flowchart
start
END
Turning the printer on while pressing Pause switch. The guide to
adjust Bi-d. alignment in this mode is printed and first alignment
pattern is printed.
Select most closely alignment number by pressing
Item ↓ (Font) and Item ↑ (Pitch) switches. Font LEDs show the
pattern number which is selected at that time. The selestion is
advanced one by one as the switch is pressed, and the
combination of On/Off/Blink of those three LEDs is also
changed according to the selection.
Fix the selected number by pressing Set (Tear Off/Bin) switch.
Selected number is fixed and next alignment pattern is printed.
Repeat Steps A and B until finishing Bi-d. adjustment for NLQ
mode.
Following adjustment is executed.
1. Bi-d. adjustment for high speed draft mode
2. Bi-d. adjustment for draft mode
3. Bi-d. adjustment for NLQ mode
Turn the printer off.
The setting is stored into EEPROM.
[ Step A ]
[ Step B ]