TA Triumph-Adler CLP 4721 - Manual (Page 175)

Appendix
A-2
Interface
This chapter explains the signals used in the printer's USB, and network
interfaces. It also lists pin assignments, signal functions, timings,
connector specifications, and voltage levels.
• USB Interface
• Network Interface
USB Interface
This printer supports the Hi-Speed USB. USB (Universal Serial Bus)
interface specifications and interface signals are as follows.
Specifications
Basic Specification
Complies with the Universal Serial Bus Specification Revision 2.0.
Connectors
Printer: B-type receptacle (female) with upstream port
Cable: B-type plug (male)
Cable
Use a shielded cable that complies with USB 2.0 (Hi-Speed USB) and not
longer than 5 meters (16 feet).
Transfer Mode
High speed (480 Mbps maximum)
Full-Speed (12 Mbps maximum)
Power Control
Self-power device
Interface Signals
USB Connector Pin Assignment
Pin Signal Description
1 Vbus Power supply (+5 V)
2 D- Data transmission
3 D+ Data transmission
4 GND Signal ground
Shell — Shield