Plustek PS3140U User Manual page 11

14. POWER SWITCH—Use this to turn the scanner ON or OFF.
15. POWER RECEPTOR—Connects the scanner to a standard AC power outlet by the
included AC adapter.
16. USB PORT—Connects the scanner to a USB port on your computer by the
included USB cable.
5
17. USB HUB —Connects the scanner to a USB port on another USB scanner by the
USB cable.
5
This function may or may not be available depending on the scanner model you purchase.
7