, preferably one directly on the motherboard (rear of the PC) rather than a front USB panel or USB hub.
The printer is busy or other software (like the standard Epson status monitor) is "occupying" the connection. Network Connection: The adjustment program generally requires a direct connection and will not work over Wi-Fi. OS Compatibility: epson l3060 adjustment program communication error exclusive
The "Communication Error" occurs when the Adjustment Program tries to send a low-level command (like ESC/P or STP ) to the printer’s mainboard, but the handshake fails. , preferably one directly on the motherboard (rear
Successfully connecting the Adjustment Program is usually to reset the waste ink counter [10†L19-L21]. After a successful reset, remember: OS Compatibility: The "Communication Error" occurs when the
If another driver or a pending document has an active hold on the printer, the service tool cannot grab an "exclusive" channel. Open your PC's menu.
Ensure the printer is connected directly to your computer using a high-speed . Avoid using USB hubs or extensions, as these can degrade the signal required for low-level firmware adjustments. 2. Manual Port Selection in AdjProg