Operation Instruction; Control Panel; Bi-Directional Adjustment Function - Epson 2180 - LQ B/W Dot-matrix Printer Service Manual

LQ-2180

1.3 Operation Instruction

This section provides information on the LQ-2180 control panel buttons,
LED, and operations. Since the layout and functions of the control panel
are mostly common to those of LQ-2170, this section only shows the
information that is specific to LQ-2180. For other information, see LQ-
2170 Service Manual.

1.3.1 Control Panel

The control panel of this printer consists of the power switch, 6 non-lock
type buttons, and 10 LEDs. The appearance of the control panel is
shown in the figure below.
Figure 1-2. Control Panel
Product Description
† Operation at power on
Turning on the printer while pressing panel buttons executes the
functions below:
No. Buttons
1 (5)
2 (4)
3 (2)
4 (4) + (5)
5 (1) + (3)
6 (3) + (5)
7 (6)
NOTE: The area reset by the EEPROM clear is as shown in the
next section. This operation, however, does not affect
such adjustment values as Bi-d adjustment and TOP
PE sensor adjustment.

1.3.2 Bi-directional Adjustment Function

In this mode, you can adjust the bidirectional alignment for the following
three modes:
1. Bi-directional adjustment for draft mode
2. Bi-directional adjustment for draft copy mode
3. Bi-directional adjustment for LQ mode
Operation Instruction
Table 1-15. Operations at Power On
Function
LQ self test
Draft self test
Default setting
Data dump
EEPROM clear
Clear EEPROM for Driving Line count for
ribbon change timing
Bi-d adjustment
Revision A
19