Specifications; Hardware Specifications; Fig. 1-2. Printhead Pin Configuration - Epson LQ-1050 Technical Manual

1.2 SPECIFICATIONS

The LQ-850/ 1050 communicates with a wide variety of host computers, with aid of the optional Identity
Module.
However, this section describes the specifications for the printer without the Identity Module option.
Specifications not affected by firmware (hardware specifications) are the same whether or not the
Identity Module is installed.

1.2.1 Hardware Specifications

Printing Method
Pin Configuration
Feeding Method
NOTES: 1. When using friction feed:
Use the paper tension unit.
Do not use fanfold paper.
Do not perform any reverse paper feed operations within the top 8.5 mm and bottom
22 mm area of the paper.
Do not perform reverse feed beyond than 1/6 inches after the paper end has been
detected.
Do not use multi-part, single-sheet forms.
2. When using tractor feed:
Release the friction feed mechanism.
Multiple copies for printing must be finished by pasting them together at the line or dots.
Copy paper must be a carbonless multi-part paper.
a) When using push tractor feed:
Use the paper tension unit.
Serial,
impact dot matrix
See Figure 1-2 (12X 2 staggered, diameter: 0.2
I
11
13
17
19
21
23

Fig. 1-2. Printhead Pin Configuration

feed
Friction
Tractor feed (push: standard, pull: optional)
1-3
6
10
12
20
22
4
REV.-A
m m ) .