Epson LQ-310 Dot Matrix Printer

Why the Epson LQ-310?

• Reputation: Building on Epson's legacy as a leading dot matrix printer maker, the LQ-310 succeeds the legendary LQ-300 with enhanced speed and reliability.
• Extreme Speed: Features a 128KB input data buffer, achieving high printing speeds of up to 416 characters per second (CPS) at 12 CPI—nearly 40% faster than its predecessor.
• Improved Reliability: Offers an impressive mean time before failure (MTBF) of 10,000 power on hours (POH), a 67% increase over the LQ-300’s 6,000 POH.
• High Impact Printing: Capable of creating up to 4-part forms (1 original + 3 copies).
• Flexible Connectivity: Includes USB, Serial, and Parallel ports for versatile connections.

Printing Technology:

• Print Method: Impact dot matrix
• Number of Pins in Head: 24 pins
• Control Code: ESC/P2 and IBM PPDS emulation
• Control Panel: 4 switches and 5 LEDs
• Print Direction: Bi-directional with logic seeking

Print Speed:

• High-Speed Draft:
• 10 CPI: 347 CPS
• 12 CPI: 416 CPS
• Draft:
• 10 CPI: 260 CPS
• 12 CPI: 312 CPS
• 15 CPI: 390 CPS
• (Condensed) 17 CPI: 222 CPS
• (Condensed) 20 CPI: 260 CPS
• Letter Quality:
• 10 CPI: 86 CPS
• 12 CPI: 103 CPS
• 15 CPI: 129 CPS
• (Condensed) 17 CPI: 147 CPS
• (Condensed) 20 CPI: 172 CPS

Reliability:

• MTBF: 10,000 POH

Connectivity:

• Ports: USB, Serial, Parallel