Equipment information:

Epson LQ-850 Printer
Model: LQ-850
Date: 1987
Category: Computer equipment
Group: Printer
Description: Terminal Printer
                                    The LQ-850/ 1050 printers are multifunctional,
24-pin printhead, impact dot matrix printers. The main
features of the these printers are:
- Upward compatibility with the LQ-800/l 000
- A maximum print speed of 264 CPS in draft mode at 12 CPI
and of 88 CPS in l-Q mode at 12 Cpl
- Direct selection of font, pitch, and normal/condensed mode
from the control panel
- Automatic paper-10 adin9/ejectin9 function
- Low-noise acoustics
- Both 8-bit parallel and RS-232C serial interfaces
-  Push and (optional) pull tractor feedin9
- Advanced paper handling:
Auto backing of fanfold paper and autoloadin9 of cut sheet paper
Auto ejecting of cut sheet paper and autoloadin9 of fanfold
Printing of fanfold paper without removal of the cut sheet
feeder (option)
- Optional interface for the EPSON 8100 series
- Optional low-priced, single-bin cut sheet feeder which
contains envelope feeding capability.

These manuals are available for the above equipment:

Epson -- LQ-850 -- Service Manual
File name: Epson-6670-Manual-Page-1-Picture
Manual Type: Service Manual
Pages: 249
Size: 5.06 Mbytes (5307352 Bytes)
Language: english
Revision: A
Manual-ID/Number: Y45499901
Date: 31 August 1987
Quality: Electronic document, no scan, very well readable.
Upload date:
MD5: 95e0a8e532ba0926ff1275471fabd5d4
ed2kID: 54629f3e41315ca4bd870c9ce742a880
Downloads: 142 since 13 May 2015
This manual describes functions, theory of electrical and
operations, maintenance, and repair of the LQ-850 and LQ-1 050.
The instructions and procedures included herein are intended
for the
experienced repair technician, and attention should be given
to the
precautions on the preceding page. The chapters are
organized as follows:
Chapter 1 -
Chapter 2 -
Chapter 3 -
Chapter 4 -
Chapter 5 -
Chapter 6 -
Provides a general product overview, lists specifications,
and illustrates the main components of the printer.
Describes the theory of printer =peration.
Discusses the options
Includes a step-by-step guide for product disassembly,
assembly, and adjustment.
Provides Epson-approved techniques for troubleshooting.
Describes preventive maintenance techniques and lists
lubricants and adhesives required to service the equipment
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