Epson L3550, L3556, L5590 Adjustment Program

Description

Printer Adjustments

The program provides a wide range of adjustment functions, including:

• EPROM Data Copy – backup and restore essential data.

• Initial Setting & Head ID Input – set up the printer after repair or part replacement.

• PF / CR Motor Heat Protection Control – prevent overheating and extend motor life.

• Scanner Motor Heat Protection Control – maintain stable scanning performance.

• PTS Delay Adjustment, PF / EJ Adjustment, PF Band Adjustment – fine-tune paper feeding.

• First Dot Position, Head Angular, Bi-D & Paper Skew Adjustment – ensure precise print alignment.

• TOF/BOF Adjustment – correct top and bottom margins for accurate printing.

Maintenance Functions

For regular servicing, the utility also supports:

• Printhead Cleaning – restore print quality.

• Ink Charge – initialize ink flow.

• Waste Ink Pad Counter Reset – resolve “waste ink pad full” error.

• Shipping Setting & Startup Mode Selection – prepare printers for safe transport and testing.

Appendix & Extra Tools

Additional built-in tools include:

• Final Check Pattern Print – verify adjustment accuracy.

• EEPROM Dump – save and analyze system data.

• Printer Information Check – display detailed device status.

• Paper Feed Test – troubleshoot feeding errors.

System Compatibility

The Epson L3550, L3556, L5590 Service Adjustment Program is compatible with Windows operating systems only:

• Windows Millennium

• Windows 2000

• Windows XP

• Windows Vista (in compatibility mode)

How to Get the Adjustment Program

When you purchase the Epson L3550, L3556, L5590 (ESP) Ver.1.0.0 Adjustment Program, you will:

• Receive a secure download link online.

• Get the link delivered directly to your email.

• Be able to activate and run the utility instantly.

⚠️ Important Note: It is strongly recommended to read the Epson L3550, L3556, L5590 Service Manual before using the adjustment program to avoid misconfiguration.

Waste Ink Maintenance Box

These Epson models use a separate Waste Ink Maintenance Box with its own IC chip. You should:

• Replace the Waste Ink Maintenance Box when it reaches capacity.

• Reset the chip on the Waste Ink Box instead of replacing it, reducing service costs.