E EconoMode 66 ECP interface 65 ECU (Engine Control Unit) formatter to printer operations 82 image formation process 75 motor 71 operations 69 pan, removing 139 paper feeding operations 77 power system 72 replacing 140 troubleshooting 147 edges not printing 157 electrical components, part numbers 227 electrical shocks, avoiding 53 electrical specifications 17 electrostatic discharge (ESD) 87 eliminator, static charge 75 emissions acoustical 18 energy consumption 17 Engine Control Unit (ECU) formatter to printer operations 82 image formation process 75 motor 71 operations 69 pan, removing 139 paper feeding operations 77 power system 72 replacing 140 troubleshooting 147 engine test switch (SW201) 80, 167 Enhanced I/O 66 Enlarge key 32 Enter/Menu 31 envelopes printing 49 selecting 43 environmental specifications 16, 30 Error light 31 error messages 35 exchange program, parts 202 exit sensor (PS201) 77, 81 exit sensor flag, removing 118 Extended Capabilities Port (ECP) interface 65 fax data store parameters 175 fax functions menu 34 fax setup menu 34 fax trace report 183 Fax/Send key 32 faxing loading media 45 resolution 17 selecting media 44 T.30 protocol trace report 183 features 14 feed assembly drive roller operations 77 removing 141 feed roller, life expectancy 52 feeder tray identifying 21 loading 45 part numbers 213 feeding operations, printer 77 feeding problems, troubleshooting 164 See also jams field replaceable units (FRUs) 87 fine resolution 17 firmware 15 version 176 first-page out 14 flags, exit sensor 118 flat-blade screwdrivers 87 formatter CPU 65 memory 65 operations 65 Page Protect feature 67 pan, removing 137 printer operations 82 removing 138 voltage 72 forms, multipart 43 forward arrow key 31 frequent jams, troubleshooting 165 front paper output slot 50 front paper path door identifying 20 using 50 FRUs (field replaceable units) 87 functional check, half self-test 168 fuser operations 76 fuser roller, testing 173 fuses 72 fusing element life expectancy 52 removing 119 testing 170 F faded print, troubleshooting 158 fans 15 fasteners 204 fax abbreviations 187 appropriate responses 186 phase sequence 185 fax activity report 182 EN Chapter - Index 241