45530603TH Rev.2
1-9
Oki Data CONFIDENTIAL
1. CONFIGURATION
1.5 Interface specifications
1.5.1 USB interface specifications
1.5.1.1 USB interface overview
(1) Basic specifications
USB (Hi-Speed USB supported)
(2) Tr a n sm i ss io n m o de
Full speed (Max. 12 Mbps ± 0.25%)
High speed (Max. 480 Mbps ± 0.05%)
(3) Power control
Self-powered device
1.5.1.2 USB interface connectors and cables
(1) Connector
• Printer side: B-receptacle (female)
Upstream port
Product equivalent to UBB - 4R - D14C - 4D(LF)SN
Connector pin arrangement
2
3
4
1
• Cable side: B-plug (male)
(2) Cables
Length: USB 2.0 cables no more than five meters long (two meters or less
recommended)
(Shielded USB 2.0 cables shall be used.)
1.5.1.3 USB interface signals
Signal name Function
1 Vbus Power Supply (+5V)
2 D- For data transfer
3 D+ For data transfer
4 GND Signal ground
Shell Shield
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