What Are Epson Waste Ink Pads? Do They Actually Need Replacing?

Your Epson printer just told you the ink pads need servicing. Maybe the message says the pad is “at the end of its service life,” or maybe it just refuses to print entirely. Either way, you are probably wondering: what are these ink pads, and do I really need to replace them?

These are fair questions, and the answers might surprise you. For most home users, the physical pads are not the problem — the software counter is.

What Waste Ink Pads Actually Are

Inside every Epson inkjet printer, tucked away at the bottom of the chassis, are one or more absorbent pads made of layered felt-like material. Think of them as thick sponges designed to soak up ink.

Every time your printer performs maintenance — head cleaning cycles, nozzle checks, power-on alignment — a small amount of ink is flushed through the print head and deposited into a waste ink collection area. The waste ink pads sit in that area, absorbing the excess ink so it does not pool inside the printer or leak out the bottom.

This is a sensible engineering choice. Inkjet print heads need regular cleaning to prevent clogs, and that cleaning ink has to go somewhere. The pads serve as a simple, passive solution.

Where Are They Located?

The waste ink pads are typically located at the very bottom of the printer, underneath the print head’s travel path. On most Epson consumer models, there is a plastic tray that holds one or two rectangular pads, usually dark grey or black in color.

You cannot see them during normal use. To access them, you generally need to:

1. Remove the bottom panel or casing of the printer
2. Unscrew or unclip the pad tray
3. Slide the pads out

The exact location varies by model. On EcoTank models like the L3250 or ET-2800, the pads are accessible from the bottom. On some Expression and WorkForce models, you may need to remove side panels first.

Important: If you do open your printer, unplug it first and lay down newspaper or old towels. Waste ink is messy and stains permanently.

The Counter vs. the Pads: Understanding the Difference

Here is where things get interesting — and frustrating.

Epson does not put a sensor in the printer to measure how full the pads actually are. Instead, the printer uses a software counter stored in the EEPROM chip. Every cleaning cycle, every nozzle check, every power-on routine adds a small increment to this counter. When the counter reaches a predetermined threshold, the printer locks itself and displays the service error.

This means the printer is making an estimate based on how many operations have been performed, not a measurement of how saturated the pads really are.

And here is the critical detail: the estimate is extremely conservative. Epson sets the threshold with a very wide safety margin. For typical home use — printing a few pages a week, running the occasional head clean — the physical pads will last far longer than the counter suggests.

Many technicians who open up printers after the counter trips report that the pads are only 50-70% saturated. Some are even less. The printer was perfectly capable of continuing, but the software said no.

Do You Actually Need to Replace the Pads?

For most home and light office users: no, you do not need to replace the pads. Resetting the software counter is enough to get your printer working again, and the physical pads will likely outlast the printer itself at normal home usage volumes.

However, there are situations where replacement makes sense:

When resetting the counter is enough

• You print occasionally (a few pages per week)
• You have hit the counter limit for the first time
• You have never noticed ink leaking from the printer
• Your printer is less than 5 years old with moderate use

This describes the vast majority of home users. If this is you, a simple counter reset will have you printing again in minutes.

When you should inspect or replace the pads

• You have reset the counter multiple times (3 or more resets)
• You print in very high volumes (hundreds of pages per week)
• You run frequent head cleaning cycles
• You notice ink residue or dampness underneath the printer
• Your printer is very old with years of heavy use

If any of these apply, it is worth opening the printer to visually inspect the pads before resetting again. If they are completely saturated and dripping, replace them.

Can You Replace the Pads Yourself?

Yes, and it is not particularly difficult — but it is messy.

What you need:

• Replacement waste ink pads (available online for a few dollars — search for your specific model)
• Paper towels and disposable gloves
• A Phillips screwdriver (for some models)
• Old newspapers or a plastic sheet to protect your work surface

The general process:

1. Unplug the printer and let it sit for a few minutes
2. Remove the bottom panel (screws or clips, varies by model)
3. Locate the pad tray and carefully slide out the old pads
4. Clean the tray with paper towels if there is excess ink
5. Insert the new pads
6. Reassemble the printer
7. Reset the waste ink counter (the printer will not know you changed the pads unless the counter is also reset)

That last step is important. Even if you replace the physical pads, the software counter remains at 100%. You still need to reset it. PrintFix handles this part — just download the diagnostic tool, scan your printer, and reset the counter after the pad swap.

A note on warranties: Opening your printer may void the manufacturer’s warranty. However, if your printer is already out of warranty (as most are when this error appears), this is not a concern. The EU Right to Repair Directive also provides protections for consumers who perform their own repairs.

Resetting the Counter: The Simpler Path

For the majority of users, replacing pads is unnecessary. The simpler, cleaner, and faster solution is to reset the waste ink counter and continue using your printer as normal.

Here is why this works:

• The counter is a software estimate, not a hardware measurement
• The physical pads have significant remaining capacity in most cases
• Resetting does not modify firmware or damage the printer
• The process takes about two minutes over WiFi or USB

After resetting, your printer returns to normal operation as if it were new. The counter starts fresh from 0%, and you can continue printing without any issues.

If you want to understand exactly how the counter works at a technical level — what gets stored where, and what triggers increments — read our complete waste ink counter explainer.

A Practical Approach

Here is what we recommend:

1. First time hitting the error? Reset the counter. Do not open the printer, do not replace anything. Just reset and keep printing.

2. Second or third reset? Still fine for most users, but start paying attention. Place a paper towel under your printer and check it occasionally for ink residue.

3. Fourth reset or heavy use? Open the printer and inspect the pads. If they are fully saturated, replace them (and then reset the counter).

4. Regardless of the situation: Never let Epson or anyone else tell you that your printer is “dead” because of this error. It is a software counter, and you have the right to reset it.

Get Back to Printing

Your printer is not broken. The pads are almost certainly fine. What you need is a counter reset.

1. Download PrintFix for free — the diagnostic scan costs nothing
2. Check your current waste ink counter percentage
3. Reset the counter and get back to work

Get Your Reset Key — starting at EUR 4.99 with a 14-day money-back guarantee on unused keys.