Oki LE840DT User Manual

Also see for LE840: Technical reference

Contents

APPENDIX 2 INTERFACEAPPENDIX 2 INTERFACEEA2- 1APPENDIX 2 INTERFACE USB interface (Standard)Physical Layer: Conforming to V2.0 Full speedTransfer type: Control transfer, Bulk transferTransfer rate: Full speed (12M bps)Class: Printer classNumber of ports: 1Power source: Self powerConnector: Type BPin No. Signal1 VCC2 D-3 D+4 GND LAN (Standard: Available for only Ethernet model)Physical Layer: IEEE802.3 10BASE-T/100BASE-TXNumber of ports: 1Connector: RJ-45LED status: Link LED, Activity LEDLAN cable: 10BASE-T: UTP category 3 or category 5100BASE-TX: UTP category 5Cable length: Segment length Max. 100 mNOTE:To prevent radiation and reception of electrical noise, the interface cables must meet the following requirements:• In case of a parallel interface cable or serial interface cable, fully shielded and fitted with metal or metallisedconnector housings.• Keep as short as possible.• Should not be bundled tightly with power cords.• Should not be tied to power line conduits.• A parallel interface cable to be used should conform to IEEE1284.Series B PlugNOTE:When a generally-used twisted pair Ethernet (TPE) or UTP cable is used, a communication error may occurdepending on your operating environment. In such case, you may be requested to use a shielded twisted paircable.Link LED (Green)Activity LED (Orange)LED LED Status LAN statusON 10Mbps link or 100Mbps link is detected.LinkOFF No link is detected.* Communication cannot be made while theLink LED is off.ON CommunicatingActivityOFF Idle