Epson PM-A840 Waste Ink Counter Reset

The Epson PM-A840 is a widely used Epson printer. Like many Epson devices, it can stop printing when the internal waste ink counter reaches its predefined limit.

A waste ink counter in the Epson PM-A840 accumulates after cleaning operations. Once it reaches a limit, printing is stopped to prevent overflow.

Why Does the Epson PM-A840 Show ‘Service Required’?

与 Wic Reset Connect, you can reset the Epson PM-A840 waste ink counter quickly using a Windows PC, USB connection, and a valid reset key.

错误如何出现

打印机即使有墨水也拒绝打印
爱普生状态监视器显示维护警告
闪烁的灯光和受阻的工作
设备被锁定，直到执行重置

Reset Epson PM-A840 Waste Ink Counter in 3 Steps

步骤 1： Use a Windows PC (7–11) with Internet access. Connect Epson PM-A840 via USB (Wi-Fi reset is not supported).
步骤 2： 运行 Wic Reset Connect as Administrator and confirm Epson PM-A840 is detected.
步骤 3： 输入重置密钥并按重置. Wait ~1–2 minutes, then restart Epson PM-A840.

购买重置密钥 ⬇️ 下载 Wic 重置连接说明

Most Epson PM-A840 waste counter resets finish in ~1–2 minutes.

开始之前

有效 Wic 复位连接复位键
重置期间稳定的互联网连接
Windows 7/8/10/11 电脑
需要 USB 连接（不支持 Wi-Fi 重置）

常见问题

可以通过 Wi-Fi 重置吗？

重置需要通过 USB 连接到 Windows PC。.

如果重置不起作用怎么办？

检查 USB 电缆/端口，以管理员身份运行，并关闭其他打印机实用程序。.

需要多长时间？

通常约 1-2 分钟。.

我需要服务中心吗？

通常不用于废墨计数器锁；重置通常就足够了。.

Guide prepared for Epson PM-A840 – Waste Ink Counter Reset using Wic Reset Connect.