USB Connector
Used to connect a USB cable.
Security Cable Slot
Used to connect an anti-theft security cable (commercially available).
Ventilation Port
Holes for ventilating hot air from inside the scanner.
Power Connector
Used to connect the power cable.
"Power cable" refers to the AC cable and AC adapter connected together.
EXT Connector
Used to connect the imprinter.
The imprinter is used to print text (such as letters or numbers) after a document is scanned, and is
available as an option.
It can be useful for managing documents when you add a name, date or serial number on scanned
documents.
For details, refer to "A.4 Scanner Options" (page 194).