Lexmark X500n Service Manual - Page 241

developer drive assembly 4-22 engine controller board 4-34 erase lamp 4-20 flatbed assembly 4-49 front cover assembly 4-12 front door interlock switch 4-21 front door interlock switch with bracket 4-21 fuser assembly 4-6 fuser fan assembly 4-43 high voltage power supply (HVPS) 4-39 HVPS cage 4-41 laser unit assembly (printhead) 4-18 left cover 4-15 left rear cover 4-16 left side 4-34 left tray guide assembly 4-42 low voltage power supply (LVPS) 4-40 main drive gear assembly 4-27 main motor assembly 4-26 modem card 4-45 modem speaker 4-43 operator panel 4-57 paper exit assembly 4-32 paper exit unit 4-14 paper feed roller 4-32 paper guide (C) assembly 4-31 paper guide assembly 4-31 photodeveloper cartridge 4-8 power supply fan 4-48 rear 4-30 rear cover assembly 4-14 registration assembly 4-33 right cover 4-13 right side 4-21 scanner arm 4-52 second paper feed assembly 4-9 sensor assembly 4-46 system board 4-36 system board cage 4-38 toner present sensor 4-41 toner sensor (receiver) 4-42 toner sensor (sender) 4-24 top 4-46 top cover assembly 4-10 transfer belt cleaning roller 4-4 transfer belt unit 4-5 transfer roller 4-6 upper left rear cover 4-17 upper right rear cover 4-17 waste toner agitator 4-47 waste toner agitator removal 4-47 waste toner auger 4-47 waste toner bottle 4-7 waste toner bottle holder 4-22 waste toner feeder 4-28 repair information 4-1 required tools 1-16 right cover removal 4-13 7100-XXX roller spacing 2-69 S safety information i-xv scan specifications 1-10 scanner arm removal 4-52 Scanner calibration and registration 3-3 secondary paper feed assembly removal 4-9 sensing by source 1-14 serial number 1-16 service checks ADF paperfeed 2-42 ADF streak 2-41 black page 2-41 cover open 2-35 developer drive assembly 2-16 erase lamp 2-21 flatbed 2-41 fuser assembly 2-24 fuser fan 2-22 fuser thermistor 2-24 high voltage power supply 2-23 HVPS connection 2-25 laser unit assembly 2-25 lower feed unit (paper tray 2) 2-28 lower voltage power supply 2-23 main motor 2-14 missing fuser 2-36 missing photodeveloper cartridge 2-33 missing toner cartridge 2-32 modem / fax card 2-43 network 2-40 OPC belt (photodeveloper) cartridge drive 2-36 OPC belt marker sensor 2-20 operator panel 2-40 paper feed 2-44 paper feed clutch 2-19 paper size sensing 2-37 paper tray missing 2-30 power supply fan 2-22 print quality 2-45 back stain 2-46 background 2-45 banding 2-47 black line 2-48 color misregistration 2-49 insufficient fusing 2-50 insufficient gloss 2-51 jitter 2-52 missing image at edge 2-53 mixed color image 2-54 mottle 2-55 residual image 2-56 ribbing 2-57 smear 2-58 toner drop 2-59 uneven density (right and left) 2-68 vertical line 2-60 Index 3