Service manual

1-8
CHAPTER 1 CONFIGURATION
V. INTERFACE SPECIFICATIONS
A. Parallel interface specifications (N/A)
B. USB interface specifications
Outline of USB interface
(1) Basic specifications
USB (Hi-Speed USB supported)
(2) Transmission mode
Full speed (Max. 12Mbps ± 0.25%)
High speed (Max.480Mbps ± 0.05%)
(3) Power control
Self power device
USB interface connectors and cables
(1) Connector
• Printer side: B-receptacle (Female)
Upstream port
Product equivalent to UBR24-4K5C00 (Made by ACON)
Connector pin assignment
• Cable side: B-plug (Male)
(2) Cables
Cable length: Specification: USB2.0 type cables five meters long or shorter. Cables two meters long
or shorter are recommended. (Shielded cable lines shall be used.)
USB interface signals
2
34
1
1
2
3
4
Shell
Signal name
Vbus
D-
D+
GND
Shield
Function
Power supply (+5V)
For data transfer
For data transfer
Signal ground