HP — HP Designjet scanners 820 4500 4520 HD T1100 T1120 T1200 service manual (EN)

Required Tools ................................................................................................................................... 65 Top Cover ........................................................................................................................................... 66 Left Cover ........................................................................................................................................... 67 Right Cover ........................................................................................................................................

68 Rear Cover ......................................................................................................................................... 72 Top Profile .......................................................................................................................................... 73 Guide Plate ......................................................................................................................................... 76 Guide Plate .........................................................................................................................................

80 Glass Plate ......................................................................................................................................... 81 Entry Roller Shield .............................................................................................................................. 82 Exit Roller Shield ................................................................................................................................ 83 Camera Motor ....................................................................................................................................

84 Camera Lens Assembly ..................................................................................................................... 85 Camera Board .................................................................................................................................... 86 Power Supply Board ........................................................................................................................... 88 Driver Board .......................................................................................................................................

90 Fan ..................................................................................................................................................... 92 Main Electronics Board ...................................................................................................................... 93 Interface Board ................................................................................................................................... 95 Stepper Motor .....................................................................................................................................

96 Fluorescent Lamp ............................................................................................................................... 98 Elevation Motor Driver Board ............................................................................................................. 99 Elevation Motor ................................................................................................................................ 102 Entry Roller .......................................................................................................................................

105 Exit Roller ......................................................................................................................................... 110 Exit Roller ......................................................................................................................................... 118 Entry Media Sensor .......................................................................................................................... 119 Exit Media Sensor ............................................................................................................................

120 Belt ................................................................................................................................................... 121 Bottom Cover ................................................................................................................................... 123 Mirror Chassis .................................................................................................................................. 126 Stitching Wire ...................................................................................................................................

128 White Background Assembly ........................................................................................................... 130 PanelPC ........................................................................................................................................... 131 Open Cabinet ................................................................................................................................... 131 Screen Bezel ....................................................................................................................................

134 LCD .................................................................................................................................................. 134 Back Plate (rev A scanners) ............................................................................................................. 136 CPU Cooling Fan ............................................................................................................................. 137 CPU ..................................................................................................................................................

138 DRAM PCA ...................................................................................................................................... 139 DVD Drive ........................................................................................................................................ 140 Hard Disk Drive (rev A) .................................................................................................................... 142 Hard Disk Drive (HD and T1200 rev B) ............................................................................................

144 LCD Controller PCA (rev A) ............................................................................................................. 145 Inverter PCA ..................................................................................................................................... 146 HDD/DVD Deck (rev A) .................................................................................................................... 147 viii ENWW