HP Color LaserJet 9500 Service Manual - Page 566

operations Beam detect errors 165, 167 block diagram 121 cassette detection 183 color plane registration (CPR) 167 connector location diagrams 138 DC controller 143, 146 density detection 179 dual-beam method 161 electrophotographic process 170 engine control system 142 environment calibration 178 fans 151 flat flexible cable (FFC) signals 130 formatter 158 formatter heartbeat LED 159 fuser control circuit 148 halftone calibration 180 high-voltage power supply 150 image formation 170 image mask control 164 image stabilization 178 jam detection 190 laser control 162, 163 laser/scanner system 160 laser-beam skew calibration 169 last sheet detection, tray 1 188 lifting 185 low-voltage power supply 149 media size detection 181, 183 motors 151 paper path 181, 189 paper-width detection, tray 1 187 pickup, tray 1 186 pickup, tray 2 or 3 184 scanner motor 166, 167 sequences 122 systems 120 T driver PCA 147 timing chart 124 optimize media settings 71 ordering documentation and software 55 parts and supplies 53, 475 output bins capacities 38 default, setting 67 full 420 locating 28 output quality, troubleshooting. See print quality, troubleshooting Output Setup submenu 77 overhead transparencies printer modes 73 specifications 43 troubleshooting 411 overheating control 148 overlay for control panel, removing and replacing 208 override A4/letter settings 68 ozone fan 153 filter 28 P packaging, removing 32 page counts 86 page skew adjustment operations, tray 4 193 pages per minute (ppm) 23 panels. See covers 564 Index paper custom sizes 91 default size 67, 86 detection operations 193 finish test 48 glossy 44 HP 39 last sheet detection, tray 1 188 level detection operations 193 lifting operations 185 optimize settings 71 preprinted 43 print modes 70, 73 recommended 39 rotate error messages 429 selecting 37 sensors 145 size detection operations 181, 183 sizes supported 38 storing 45 test tools 50 testing 45 tray settings 65, 89 troubleshooting 84, 359, 409 types 41 weight equivalence table 46 width detection, tray 1 187 paper connecting unit (tray 4), removing 329 Paper handling menu 65 paper jams. See jams paper path operations 181, 189 straight 409 test 81, 338 paper pickup assembly, diagrams and part numbers 516 paper-size detection switch PCB (tray 4), removing 326 parallel cable connector 28 Parallel Input submenu 77 parts alphabetical list 544 CD-ROM 54 numerical list 550 ordering 53, 475 printer models 476 removing and replacing 197 voltage 475 Pause/Resume button 61 PCB assemblies, diagrams and part numbers 535 PCL font list, printing 64 included 23 submenu 69 P-crg drive assembly, removing and replacing 292 perforated media, avoiding 44 periods, operations 122 personalities included 23 settings 76 verifying installation 352 pH test kit 50 phases, operations 122 phone numbers ordering documentation and software 55 ordering supplies 53 service agreements 57 support 54 physical specifications 26 pickup assembly (tray 4), removing 328 pickup assembly, diagrams and part numbers 516 EN