Epson Perfection 640U Product Information Guide - Page 2

EPSON Perfection 640U Environmental Temperature Humidity (without condensation) Operating conditions Operation: 41 to 95 °F (5 to 35 °C) Storage: -13 to 140 °F (-25 to 60 °C) Operation: 10% to 80% Storage: 10% to 85% Ordinary office or home conditions; avoid extreme dust, direct sunlight, and strong light sources. Make sure the outlet provides enough power. Safety Approvals 120 V model Safety standards UL 1950 CSA C22.2 No. 950 EMC FCC part 15 subpart B class B CSA C108.8 class B 230 V model Safety standards EN 60950 EMC EN 55022 (CISPR Pub 22) class B AS/NZS 3548 class B CE marking 230 V model Low Voltage Directive 73/23/EEC EN 60950 EMC Directive 89/336/EEC EN 55022 Class B EN 50082-1 IEC 60801-2 IEC 60801-3 IEC 60801-4 USB Interface Interface type Configuration Universal Serial Bus Specification Revision 1.1 Element Configuration Interface Endpoint 1 Endpoint 2 String Descriptor Description Characteristics: Self-powered Remote wake up feature: Not supported Maximum power consumption from VBUS: 2mA (5V) No alternate setting Number of endpoints used by this interface (excluding endpoint 0): 2 Class: Vendor specific Bulk IN transfer Maximum data transfer size: 64 byte Bulk OUT transfer Maximum data transfer size: 64 byte Language ID: US English 1: Manufacturer: "EPSON" 2: Product: "Perfection 640U" Electrical standard Full Speed mode (12Mbit/s) of Universal Serial Bus Specification Revision 1.1 Connector type One receptacle (Type B) Connector pin arrangement Pin number 1 2 3 4 Signal VCC -DATA +DATA GND Connector Initialization methods The scanner can be initialized (returned to a fixed set of conditions) in the following ways: Hardware initialization Software initialization * The scanner is plugged in. * The USB cable is unplugged from the USB port on the scanner. * Software sends the ESC @ (initialize the scanner) command. * The scanner receives a Bus Reset from the USB interface. 2 - EPSON Perfection 640U 10/00