HP 4300 Service Manual - Page 445

recovery automatic jam 296 settings for jam 50 recycling print cartridges 31, 242 supplies 24 website 31 refilled print cartridges 31 reformatting printer hard disk 252 registration assembly illustration and part number 384 operation 80, 82, 85, 90, 92 removing and replacing 198 registration roller assembly gaining access to 135 location 333 order in which to remove 135 registration roller, cleaning 55 registration settings for printing 46 registration shutter 79, 85 regulatory information Declarations of Conformity 26 FCC ii, 23 location on printer 4 relative humidity specifications 8 removal and replacement strategy 133 removing parts and assemblies order in which to perform 135 order in which to remove 135 See also part name repetitive defects 308, 318, 325 replacement intervals components 59 print cartridges 31 replacement parts, ordering 28, 362 replacement strategy 133 replacing parts. See part name resellers, authorized 29, 363 Resets menu in control panel 247 resistance, power 237 Resolution Enhancement technology (REt) operation 127 setting at control panel 48 resolution setting 47 resource saving information on configuration page 241 restoring default settings 247 factory defaults using cold reset 251 optimal resolution 47 service ID 250 REt (Resolution Enhancement technology) operation 127 setting at control panel 48 retention, job description 41 settings 49 Retrieve Job menu on control panel 41 returns, print cartridges and supplies 31 reversing motor, duplexer 99 revision level for product 4 revision numbers on configuration page 241 right-side cover 149, 160 right-side cooling fan 337 rollers cleaning 55, 325 feed, 1,500-sheet feeder 342, 402 operation 78, 79, 86 order in which to removed 135 paper feed 82 Q2431-90912 paper feed, 1,500-sheet feeder 397 paper feed, 500-sheet feeder 393 paper pickup, 500-sheet feeder 393 pickup, 1,500-sheet feeder 342, 402 pressure 73 primary charging 73, 120 separation, 1,500-sheet feeder 342 separation, 500-sheet tray 396 transfer charging 73 tray 1 pickup 80 tray 2 feed 82 tray 2 pickup 82 tray 2 separation 82, 84 troubleshooting defects 325 ROM (read-only memory) 129 rotation functional check 310 rotation of motors 70 rough paper, fuser modes 47 ruler for repetitive defects 325 S safety information laser/scanner assembly 133 print cartridge, toner, and laser/scanner assembly 20 scanner cable 1 guide 373 scanner cable 2 guide 373 scanner mirrors in laser/scanner operation 76 scanner motor operation 76 speed 121 scanner motor PCA 76 scanner PCA 356 scattered lines on images, troubleshooting 321 screws measurement guide 134 used in printer 134 SDRAM DIMMs, part numbers 365 security information on configuration page 241 setting in EWS 244 Select button 36, 37 self tests 252 self-test functional check 310 sensor cable assembly 393 sensor gear assembly, 1,500-sheet feeder 399 sensors 1,500-sheet feeder 343 500-sheet feeder 340 connectors 356 delivery roller disengaging sensor, stapler/stacker 345 door, 1,500-sheet feeder 343 envelope 96 envelope multiple feed 97 envelope size 96 face-down tray paper-full 100 fixing delivery, stacker 104 fixing delivery, stapler/stacker 109 fuser assembly delivery 336 fuser delivery 87, 100 jam detection 87 jams 100 jogger home position sensor, stapler/stacker 345 media-size, 1,500-sheet feeder 399 media size, 500-sheet feeder 208 narrow media 356 order in which to remove 135 output bin full 336 paper delivery sensor stacker 105 Index 425