Samsung ML-1665 - Firmware Upgrade

Alignment and Troubleshooting
Service Manual
4-9
Samsung Electronics
4.1.6 Firmware upgrade
1) Connect PC and printer with USB cable.
2) Turn on the power of printer.(Ready Status)
3) Drag the f/w le and Drop down on the usblist2.exe. And then f/w update will be started automatically.
4) Please wait until end reboot.