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General| Print Method | Impact Dot Matrix |
|---|---|
| Number of Pins | 24 |
| Weight | 4.4 kg |
| Printer Type | Dot Matrix Printer |
| Print Resolution | 360 x 360 dpi |
| Print Speed | 300 cps (10 cpi) |
| Interface | Parallel |
| Paper Width | 101.6 to 254 mm |
| Emulation | ESC/P, IBM PPDS |
Signals a precaution for serious personal injury.
Signals a precaution for damage to equipment.
Describes the manual's chapters and structure.
Explains warning symbols and their meanings.
Lists the major features of the EPSON LQ-300+ printer.
Covers physical, printing, electrical, and environmental specifications.
Describes the parallel and serial interface capabilities and protocols.
Details printer operation controls including switches, LEDs, and panel functions.
Specifies control codes and describes printer initialization procedures.
Details paper specifications, types, and printable areas.
Lists available accessories, consumables, and optional items.
Highlights differences between the LQ-300+ and LQ-305K models.
Provides an overview of the printer's component units.
Details the main components of the printer mechanism.
Explains the operating principles of the printer's electric circuits.
Provides an overview of the troubleshooting chapter.
Covers initial checks, self-check, and indicator LEDs.
Describes methods for checking printhead, motors, and sensors.
Provides an overview of disassembly/assembly and lists recommended tools.
Provides a checklist for post-repair quality confirmation.
Details disassembly procedures for main components and sub-assemblies.
Provides an overview of required adjustments.
Details when adjustment is needed and the procedure.
Explains requirements, cautions, and steps for Bi-D adjustment.
Emphasizes the importance of appropriate maintenance.
Provides instructions for cleaning the printer.
Details lubrication points, types, and quantities for maintenance.
Illustrates component connections and provides connector tables.
Lists printer parts by code and name, referencing diagrams.
Indicates availability of circuit schematics for various boards.
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