L15150 Resetter Adjustment Program — Epson

The Epson L15150 Resetter Adjustment Program is a critical utility for professional and home office users who encounter the "Service Required" error. This software allows you to reset the internal counters that track ink waste, specifically the Platen Pad Counter, which can stop your printer from functioning even after you have replaced the external maintenance box. What is the Epson L15150 Adjustment Program?

The adjustment program (also known as a "Resetter") is an original service utility designed for the Epson EcoTank L15150. Its primary function is to resolve the software-level block that occurs when the printer's internal waste ink pads reach their calculated limit. While the Epson L15150 has a user-replaceable C9345 Maintenance Box, it also contains internal borderless printing pads (platen pads) that generally require professional service to reset. Key Features and Capabilities

Waste Ink Pad Reset: Specifically targets the Platen Pad Counter to clear "Service Required" messages.

Printer Initialization: Resets the printer to its factory default states.

Print Head ID Maintenance: Allows for the registration of a new print head ID during repairs.

Diagnostic Tools: Includes functions for ink charge routines, nozzle tests, and reading EEPROM data. How to Use the Resetter for Epson L15150

Using the Adjustment Program requires a direct USB connection; it cannot be performed over Wi-Fi or Ethernet. How to Reset Epson L15150 Printer

To reset the Epson L15150 waste ink counter using the Adjustment Program (AdjProg), follow these steps. epson l15150 resetter adjustment program

Please note that for professional models like the L15150, the waste ink counter is often handled by a physical Maintenance Box that you can replace yourself without software intervention. However, if you are using an adjustment utility, the procedure is as follows: Preparation

Connection: Connect your printer to your computer via USB cable. The adjustment program will generally not work over Wi-Fi.

Software: Run the Epson Adjustment Program as an Administrator to ensure it has the necessary permissions. Step-by-Step Reset Guide

Select Model: Open the program and click the Select button. Choose L15150 from the model list and select the correct Port (usually set to Auto Selection or the specific USB port). Mode: Click on Particular Adjustment Mode.

Find Counter: Scroll down to the Maintenance section, select Waste ink pad counter (or "Was input counter" on some versions), and click OK. Check Counter:

Check the boxes for the Main pad counter and/or Platen pad counter.

Click the Check button to see the current usage percentage. If it is near 100%, it needs a reset. Initialize: With the boxes still checked, click the Initialize button. A pop-up will appear; click OK to confirm the reset. The Epson L15150 Resetter Adjustment Program is a

Restart: Once the process finishes, a message will prompt you to turn off your printer. Turn the printer off, then back on to complete the reset. Troubleshooting Tips

Communication Error: If you get an error during initialization, try a different USB port or ensure no other print jobs are in the queue.

Hardware Alert: The L15150 uses a Maintenance Box (C9345). Resetting the software without replacing the physical ink absorbing pads can eventually lead to ink leaking inside the printer. It is highly recommended to replace the maintenance box if the error persists. How to Reset Epson L15150 Printer

Epson Adjustment Program (Resetter) for the is a specialized utility used to fix the "Service Required" error, which typically occurs when the printer's waste ink pad counter reaches its limit. Essential Usage Guide for L15150 Resetter

To successfully reset your printer, follow these sequential steps based on standard adjustment program procedures: Preparation Disable Antivirus

: Temporarily turn off Windows Real-time Protection and any third-party antivirus software, as they often flag these utilities as false positives. Connection

: Ensure your printer is connected directly to your computer via a Step 5: Reset the Counter

; wireless connections may cause communication errors during the reset. AdjProg.exe file (the password is often found in an included password.txt

and choose your printer model (L15150) and port (Auto selection is usually fine). Particular Adjustment Mode and select Waste ink pad counter from the list. Resetting the Counters button first to read the current counter levels. Check the boxes for the Main pad counter Platen pad counter Maintenance box counter Initialize to reset them to 0%.

: When prompted, turn the printer off and then back on to finalize the reset. Alternative: Physical Maintenance Box Reset The Epson L15150 uses a C9345 maintenance box . If software resetting does not work, you can: LT Online Store How to Reset Epson L15150 Printer

Here is the content regarding the Epson L15150 Resetter / Adjustment Program.

Step 5: Reset the Counter

Click on the "Maintenance" tab.
Find the button labeled "Waste Ink Pad Counter" or "Protection Counter."
A pop-up will ask: "Do you reset the counter?" Click Yes.
Immediately, the number will drop from 100% to 0%.

Epson L15150 Resetter & Adjustment Program: Complete Guide

1. Overview

The Epson L15150 is a high-volume multifunction printer (A3+ EcoTank). Over time, it requires maintenance resets using a dedicated Adjustment Program (often called a "resetter" or "service tool"). This software resets the Waste Ink Pad Counter and performs other service adjustments.

⚠️ Warning: Using the adjustment program incorrectly may void your warranty or damage the printer. Proceed at your own risk.

Example: Common Terms and Fields You’ll See in an Adjustment Program

Waste Ink Counter / Pad Counter
EEPROM Read/Write
Initialization / Set to Zero
Head ID / Head Check
Nozzle Check / Head Cleaning
Motor Test / Encoder Check
Firmware Version / Boot Version

The "Genuine" Alternative: WIC Reset Utility

There is a commercial alternative to the leaked Epson program. WIC Reset Utility (Waste Ink Counter Reset) is a paid third-party service ($9.99 to $14.99 per reset).

If you plan to reset your L15150 multiple times over its life (3-4 resets max before physical pad failure), paying for WIC Reset is safer for non-technical users.