The EPSON LX-310 print head is a critical component of the Epson LX-310 dot matrix printer, which is widely used for printing multi-part forms, invoices, and other business documents that require impact printing.

Key Details About the EPSON LX-310 Print Head:

Type: 9-pin dot matrix

Function: It strikes an ink ribbon against the paper to form characters and images. Each pin in the print head is individually controlled to create dots in a matrix format.

Lifespan: Typically rated for up to 400 million characters, depending on usage and maintenance.

Compatibility: Specifically designed for use in the EPSON LX-310. It is not compatible with thermal or inkjet printers.

Symptoms of a Failing Print Head:

Faded or missing characters

Uneven print output

Noisy operation or print head jamming

Misaligned text

Maintenance Tips:

Use compatible ribbons: Always use genuine or high-quality ribbons to avoid damage.

Avoid dust: Keep the printer clean and dust-free.

Do not forcibly clean pins: The pins are delicate; improper cleaning can cause permanent damage.

Replacement:

The print head can be replaced, but due to its precision and cost, it’s sometimes more economical to consider a new printer if the unit is very old.

If you're looking for a replacement part, search for:

"Epson LX-310 print head original replacement"

Be cautious of counterfeit or substandard parts.

Would you like help finding a specific replacement part or guide for replacing the print head?