HP — HP Color LaserJet Enterprise M750 Service Manual (EN)

Pickup roller, separation roller, and feed roller (1 x 500-sheet and 3 x 500-sheet paper feeders) ............................................................................................................................................. 96 Secondary transfer roller .................................................................................................................. 97 Intermediate transfer belt (ITB) ........................................................................................................ 98 Formatter PCA .................................................................................................................................

100 Reset the New Transfer Kit setting at the control panel ............................................... 99 Hard Drive ........................................................................................................................................ 102 Remove the encrypted HDD ......................................................................................... 102 Remove the solid-state module ................................................................................... 104 Covers ..............................................................................................................................................

106 Identification and location ............................................................................................ 106 Right-front cover and control-panel assembly ........................................................... 108 Left cover ...................................................................................................................... 110 Rear cover ..................................................................................................................... 111 Toner collection unit access door ................................................................................

112 Remove the rear cover ............................................................................... 111 Right-rear cover ............................................................................................................ 114 Reinstall the right-rear cover .................................................................... 114 Top cover ...................................................................................................................... 115 Front-door assembly ....................................................................................................

117 Remove the top cover ................................................................................ 115 Right-door assembly .................................................................................................... 120 Main assemblies .............................................................................................................................. 123 Formatter case ............................................................................................................. 123 Laser/scanner assembly ..............................................................................................

125 Remove the formatter case ....................................................................... 123 Remove the laser/scanner assembly ........................................................ 125 Paper pickup assembly ................................................................................................. 128 Remove the paper pickup assembly .......................................................... 128 Registration sensor assembly ...................................................................................... 135 Reinstall the paper pickup assembly .........................................................

131 Remove the registration sensor assembly ................................................ 135 Lifter-drive assembly ................................................................................................... 138 Remove the lifter-drive assembly ............................................................. 138 ITB front guide assembly .............................................................................................. 141 ITB rear guide assembly ............................................................................................... 144 Residual toner full sensor ............................................................................................

145 Remove the residual toner full sensor ...................................................... 145 Main drive assembly ..................................................................................................... 150 Remove the main drive assembly .............................................................. 150 Install the main drive assembly ................................................................. 159 viii ENWW