Lexmark C782 Service Manual - Page 457
Prt Quality Pgs, Quick Disk Test
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5061 light print-all colors 2-97 low image density 2-99 missing colors 2-95 negative ghost image 2-101 one color has light print 2-97 paper wrapped around the second transfer roll 2-104 poor color alignment 2-99 print quality service checks 2-93 print quality test pages 3-15 residual image 2-101 service check 2-93 smudged or distorted images 2-102 toner is on the back of the printed page 2-103 toner smears or rubs off the page 2-102 transparency print quality is poor 2-100 uneven printing 2-101 vertical lines or streaks 2-98 white streak in color plane 2-104 print quality defect locator chart 3-3 print quality samples 9-1 Print Resolution 2-120 PRINT TESTS Print Quality Pgs 3-15, 9-1 Quick Test Page 3-14 printhead alignment assemblies 4-72 black electronic alignment 4-77 color electronic alignment 4-78 determining which to replace 4-73 identification 4-72 location 5-2 mechanical alignment 4-72 parts catalog 7-13 printhead alignment assemblies 4-72 printhead electronic alignment test pages 9-8 Printhead Inst 3-14 printhead interlock switch, service check 2-79 Prt Quality Pgs 3-32 Q Quality Menu 2-120 Quick Disk Test 3-25 Quick Test Page 3-10, 3-11, 3-14, 9-6 Quick Test, duplex 3-19 R rear bellcrank parts catalog 7-25 removal 4-79, 4-81 redrive assembly belt routing 8-2 parts catalog 7-14 removal 4-82 REGISTRATION 3-10 registration motor location 5-2 parts catalog 7-17 removal 4-83 relocation packaging kit 7-71 removals autocompensator pick assembly 4-27 BOR drive assembly 4-34 cartridge contact assembly 4-35 cartridge drive assembly 4-38 covers front cover 4-11 front cover backplate assembly 4-11 front cover rear pivot cover 4-10 front left handle cover assembly 4-19 front lower left cover 4-17 front lower right cover 4-19 front right handle cover assembly 4-21 left lower cover 4-24 lens 4-9 lower jam access door assembly 4-25 lower right door assembly 4-24 operator panel bezel 4-7 paper path access door 4-18 rear cover 4-22 redrive cap 4-12 redrive door 4-26 top cover assembly 4-13 developer HVPS board 4-39 friction buckler and buckler housing 4-40 front right light shield 4-42 fuser assembly 4-44 fuser bottom duct 4-45 fuser drive assembly 4-46 fuser fan 4-46 fuser top duct 4-47 inner system board shield 4-48 ITU assembly 4-49 ITU drive assembly 4-52 ITU drive motor 4-83 LVPS assembly 4-53 media size sensing assembly 4-55 media size sensing board 4-58 MPF autocompensator or side restraints 4-62 MPF motor 4-64 multipurpose feeder (MPF) 4-59 nip relief handle 4-65 operator panel assembly 4-68 outer system board shield 4-69 pick rolls 4-70 printheads 4-72 rear bellcrank (black) 4-81 rear bellcrank (cyan, magenta, yellow) 4-79 redrive assembly 4-82 registration motor 4-83 rib housing 4-84 RIP fan 4-86 S2/narrow media/transparency/mutipurpose feeder cables 4-87 S2/narrow media/transparency/mutipurpose feeder sensors 4-88 second transfer roll 4-88 system board 4-89 Index I-5