Epson Perfection 1200U Product Information Guide - Page 3

EPSON Perfection 1200 Electrical standard Full Speed mode (12Mbit/s) of Universal Serial Bus Specification Revision 1.0 Connector type One receptacle (series 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 * The scanner is turned on. initialization * The USB cable is unplugged from the USB port on the scanner. Software * Software sends the ESC @ (initialize the scanner) initialization command. * The scanner receives a Bus Reset from the USB interface. SCSI Interface Interface type ANSI X3T9.2/375R Revision 10L (SCSI-2) Functions BUS FREE phase ARBITRATION phase SELECTION/RESELECTION phase COMMAND phase (the Logical Unit Number is fixed to 0 and the command link function is not supported) DATA phase Data in phase Data out phase STATUS phase MESSAGE phase MESSAGE IN phase MESSAGE OUT phase ATTENTION condition RESET condition Logic level TTL compatible Electrical standard ANSI X3T9.2/375R Revision 10L (SCSI-2) ID Setting Selectable from 0 to 7 (factory setting: 2) Terminator Internal terminator selectable (enable/ disable) Connector type Two half pitch 50-pin connectors Connector pin arrangement 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 turned on. * The scanner receives a SCSI Reset signal from the SCSI interface. * Software sends the ESC @ (initialize the scanner) command. * The scanner receives a SCSI Bus Device Message. Optional Transparency Unit Specifications The transparency unit (B813172) allows you to scan positive and negative transparent materials—35 mm slides, filmstrips, and film up to 4 × 5 inches in size. The transparency unit comes bundled with the EPSON Perfection 1200U PHOTO. Basic Specifications Dimensions Weight Maximum readable area Electrical Reliability Temperature Humidity (without condensation) Operating conditions Width: 8.7 inches (222 mm) Depth: 12.0 inches (305 mm) Height: 1.4 inches (36 mm) 1.5 lb (0.7 kg) 3.6 × 4.6 inches ([93 × 118 mm] size of 4 × 5-inch film holder opening) Supply voltage: DC 24 V ±10% V Rated current: 0.5 A 10,000 hours for light source 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. 8/99 EPSON Perfection 1200 - 3