1PC R1390 printer anti-slowing motherboard L800 motor accelerator R2000UV R330

1PC R1390 printer anti-slowing motherboard L800 motor accelerator R2000UV R330. Classification: Compatiable For R1390/R1900 and other original printers Compatiable For R330/L800/L805 and other original printers Compatiable For A4UV Flatbed Printer Compatiable For A3UV Flatbed Printer. Installation tutorial: A4 machine: Find the motor plug of the word car, pull it out and plug it directly on the label of the accelerator (connect to the motor).

The other line of the accelerator (connect to the main board) is directly plugged into the main board. A3 machine: Find the motor plug of the word car, pull it out and plug it directly into the label of the accelerator (connect to the motor). The other line of the accelerator (connect to the main board) is directly plugged into the other head that was pulled out.