Lexmark C760 Service Manual
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Appendix B—Print quality samplesB-11 5060-4xx Printhead electronic alignment test page—Magenta (two of two)
IndexI-1 5060-4xx Index Numerics 1565 Emul Error Load 2-40 1xx service errors error code table 2-8–2-13 error-specific service checks 2-41–2-65 2000-sheet input tray optiondiagnostics 2-4 parts catalog 7-58, 7-60 2xx paper jams description 2-15–2-17 error-specific service check 2-66–2-82 30-99 user attendance messages 2-31–2-40 500-sheet drawer optiondiagnostics 2-4 parts catalog 7-50, 7-52 service check 2-102 500-sheet integrated trayparts catalog 7-20 5-bin mailbox optiondiagnostics 2-5 parts catalog 7-46, 7-48 service checks 2-98 80 Fuser Maintenance 6-4 900 RIP Software Errorservice checks 2-83 9xx service errors error code table 2-6–2-8 error-specific service check 2-83–2-97 A AC power, service check 2-105 acoustics 1-5 acronyms 1-18 ALIGNMENT MENU 3-15 alignmentsprinthead electronic alignment 4-63 printhead mechanical alignment 3-15, 4-61 attendance messages 2-27 Auto Color Adjust 3-11 autocompensator pick assembly parts catalog 7-21 removal 4-20 service checks 2-107 autoconnect, bottom, connections 5-19 autoconnect, top, connections 5-18 B banner tray 7-73 BASE SENSOR TEST 3-30 Belt Tracking 3-18 black only retract (BOR), service checks 2-109 BOR drive assemblyparts catalog 7-27 removal 4-28 BOR drive motor, location 5-2 Button Test 3-20 C cablingsystem board 7-36 system board in color A-5 transfer HVPS 7-38 CACHE Test 3-21 Cal Ref Adj 3-34 cartridge contact assemblylocation 5-4, 5-5 parts catalog 7-28 removal 4-29 cartridge drive assemblylocation 5-2 lubrication 6-3 parts catalog 7-29 removal 4-30 service checks 2-57, 2-58, 2-59, 2-61, 2-62, 2-63, 2-64, 2-65 cartridge drive motor, location 5-2 close door, service checks 2-110 color correction settings 1-3 Color Menu 2-23 Color Page Count 3-32 Color Trapping 3-9 Configuration ID 3-33 configuration menu 3-8 Auto Color Adjust 3-11 Color Trapping 3-9 Demo Mode 3-10 Energy Conserve 3-11 entering 3-8 Env Prompts 3-12 ERROR LOG 3-11 Exit Config Menu 3-8, 3-12 Factory Defaults 3-10 Font Sharpening 3-11 Fuser Count Value 3-9 ITU Count Value 3-9 Panel Menu 3-10 Paper Prompts 3-12 PPDS Emulation 3-10 Print Quality Pages 3-9 Reset Fuser Count 3-9 SIZE SENSING 3-10 Tray Insert Msg 3-9 connector locationsdeveloper HVPS board 5-22 fuser connectors 5-24 HCIT 2000-sheet board 5-26 HCOF LVPS board 5-32 HCOF system board 5-28 HVPS 5-20
I-2Service Manual 5060-4 xx HVPS board 5-20 LVPS 5-23 paper size sensing board 5-25 system board 5-8, A-5 D DC Charge Adjustment 3-34 DC power, service checks 2-105 Defaults 3-32 defect locator chart and transparency 3-4 Demo Mode 3-10 Dev Bias Adj 3-34 developer HVPS board connectors 5-22 location 5-1 parts catalog 7-34 removal 4-31 service checks 2-110 diagnostic aidspartial print test 3-6 print quality deft locator transparency 3-4 printhead diagnostics 3-1 diagnostics 2xx paper jam message table 2-27 error code table 2-6 HCOF error code table 2-116 sub error code table 2-18 system board LED error code table 2-121 user attendance message table 2-27 Diagnostics Mode 3-13 ALIGNMENT MENU 3-15 BASE SENSOR TEST 3-30 DEVICE TESTS 3-30 Disk Test/Clean 3-31 Flash Test 3-31 Quick Disk Test 3-30 Drift Sensors 3-16 DUPLEX TESTS 3-24 Duplex Quick Tests 3-24 Duplex Sensor Test 3-24 Duplex Top Margin Offset 3-24 entering 3-13 EP SETUP 3-34 DC Charge Adjustment 3-34 Dev Bias Adj 3-34 EP Defaults 3-34 Fuser Temp 3-34 Transfer Adjust 3-34 ERROR LOG 3-35 Clear Log 3-36 Display Log 3-35 Print Log 3-35 EXIT DIAGNOSTICS 3-13, 3-36 FINISHER TESTS 3-28 Finisher Feed Test 3-28 Finisher Sensor Test 3-28 Hole Punch Test 3-29 Staple Test 3-28 HARDWARE TESTS 3-20 Button Test 3-20 CACHE Test 3-21 DRAM Test 3-21 LCD Test 3-20 Parallel Wrap Test 3-22 ROM Test 3-22 Serial Wrap Test 3-23 INPUT TRAY TESTS 3-25 Feed Test 3-25 Sensor Test 3-25 MISC TESTS 3-17 Belt Tracking 3-18 Motor Detect 3-17 Printhead Inst 3-18 Toggle ITU 3-17 OUTPUT BIN TESTS 3-26 Diverter Test 3-27 Feed Test 3-26 Feed to All Bins 3-26 Sensor Test 3-27 PRINT TESTS Print Quality Pgs 3-19 Quick Test Pages, by input source 3-19 PRINTER SETUP 3-32 Cal Ref Adj 3-34 Configuration ID 3-33 Defaults 3-32 Edge to Edge 3-33 Engine Setting x 3-33 Model Name 3-33 PAGE COUNTS 3-32 Reset Calibration 3-34 Serial Number 3-33 REGISTRATION 3-14 TOP FINE MARGIN ADJ 3-16 dip switch settings, HCIT 3-36 Diverter Test 3-27 DRAM Test 3-21 Drift Sensors 3-16 duplex option deflector button replacement A-14 parts catalog 7-54, 7-56 service checks 2-112 Duplex Quick Test 3-24 Duplex Sensor Test 3-24 Duplex Top Margin Offset 3-24 E Edge to Edge 3-33 electronics 7-30, 7-32, 7-34, 7-35 electronics, cabling interconnections 7-36, 7-38, 7-40, 7-41 Energy Conserve 3-11 Engine Setting x 3-33 Env Prompts 3-12 envelope feeder option parts catalog 7-70 service checks 2-114
IndexI-3 5060-4xx error codes 1565 service error 2-40 1xx service errors 2-8 2xx paper jams 2-15 3x-8x attendance errors 2-31 9xx service errors 2-6 sub error code tables, 9xx and 2xx 2-18 user attendance errors 2-27 ERROR LOGClear Log 3-36 configuration menu 3-11 diagnostics mode 3-35 Display Log 3-35 Print Log 3-11, 3-35 ESD-sensitive parts 4-1 exiting configuration menu 3-12 F Factory Defaults 3-10 Feed Test 3-25, 3-26 Feed to All Bins 3-26 finisher alignment tip A-7 cables 7-68 connections 5-28 LVPS board 5-32 parts catalog 7-62, 7-64, 7-66 service checks 2-116 sub LVPS relay board 5-32 Finisher Feed Test 3-28 Finisher Sensor Test 3-28 finisher system board, connections 5-28 Flash Test 3-31 Font Sharpening 3-11 friction buckler, parts catalog 7-19 front right light shield 4-34 fuser assemblyparts catalog 7-7 removal 4-35 fuser bottom ductparts catalog 7-5 removal 4-36 Fuser Count Value 3-9 fuser drive assemblylubrication 6-2 parts catalog 7-10 removal 4-37 service checks 2-124 fuser drive card assembly parts catalog 7-10 removal 4-37 fuser fanlocation 5-2 parts catalog 7-37 removal 4-38 service checks 2-85 fuser motor assembly, location 5-1 Fuser Temp 3-34 fuser web oiler motor assemblyinstallation 4-42 removal 4-40 H HCIT standalone test mode 3-36 high-capacity input tray (HCIT)connections 5-26 paper jam 2-75 parts catalog 7-58, 7-60 service checks 2-121 standalone test mode 3-36 Hole Punch Test 3-29 HVPS, see developer HVPS or transfer HVPS I input media types and weights 1-14 ITU assembly Auto Color Adjust 3-11 parts catalog 7-22 removal 4-44 service check 2-41, 2-44 ITU Count Value 3-9 ITU drive assemblylubrication 6-3 parts catalog 7-23 removal 4-44 ITU drive motorlocation 5-2 removal 4-45 L LCD Test 3-20 low voltage power supply (LVPS)connections 5-23, 5-24 location 5-1 parts catalog 7-31 removal 4-46 service check 2-86 lubricationcartridge drive assembly replacement 6-3 fuser drive assembly replacement 6-2 ITU drive assembly replacement 6-3 lubrication specifications 6-1 M maintenance kits 6-4 maintenance, scheduled 6-4 media input types and weights 1-14 output media types and weights 1-15 sizes 1-12 types 1-10 memoryavailable memory options 1-9 configuration 1-8 menus 2-22 messages, attendance 2-27 Model Name 3-33 models 1-1, 7-1
I-4Service Manual 5060-4 xx Mono Page Count 3-32 Motor Detect 3-17 multipurpose feeder (MPF) parts catalog 7-18, 7-19 removal 4-48 N narrow media sensor (NMS) cable, removal 4-70 narrow media sensor (NMS), removal 4-71 nip relief handle parts catalog 7-17 removal 4-50 nip shock 3-4 O operator panelparts catalog 7-3 service checks 2-125 understanding 2-21 options and featuresdescription 1-2 parts catalog 7-74 outdoor media tray 7-72 output expanderparts catalog 7-42, 7-44 service checks 2-127 output media types and weights 1-15 P page countssetting page counts 3-32 viewing permanent 3-33 Panel Menus 3-10 Paper Prompts 3-12 paper size sensing assemblyconnections 5-25 location 5-1 parts catalog 7-16 removal 4-55 replacement 4-56 service check 2-143 paper size sensing boardremoval 4-58 paper, see media Parallel Wrap Test 3-22 partial print test 3-6 parts catalog500-sheet drawer option 7-50, 7-52 500-sheet integrated tray 7-20 5-bin mailbox 7-46, 7-48 autocompensator assembly 7-21 banner tray 7-73 BOR drive assembly 7-27 cartridge contact assembly 7-28 cartridge drive assembly 7-29 cartridge mounting 7-6 covers 7-2, 7-4 duplex option 7-54, 7-56 electronics 7-30, 7-32, 7-34, 7-35 electronics—cabling interconnections 1 7-36 electronics—cabling interconnections 2 7-38 electronics—cabling interconnections 3 7-40 electronics—cabling interconnections 4 7-41 envelope option 7-70 finisher 7-62, 7-64, 7-66 finisher cables 7-68 fuser assembly 7-7 fuser drive 7-10 high-capacity input tray (HCIT) 7-58, 7-60 ITU assembly 7-22 ITU drive assembly 7-23 ITU loading 7-24 miscellaneous 7-76 multipurpose feeder (MPF) 7-18, 7-19 options 7-74 outdoor media tray 7-72 output expander 7-42, 7-44 paper feed input 7-15 paper feed output (redrive) 7-14 paper feed transport 7-17 paper size sensing 7-16 printheads 7-13 transfer 7-12 vacuum transport belt assembly (VTB) 7-11 waste toner container 7-26 Perm Page Count 3-32 pick rolls, removal 4-58 POR sequence 2-2 power cords 7-31 power-on sequence (POR) 2-2 PPDS Emulation 3-10 print quality 3-5 black and white only 2-133 blank page 2-130 entire page is one color 2-131 horizontal lines or streaks 2-134 light lines or streaks 2-139 light print 2-133 light print - all colors 2-133 low image density 2-135 missing colors 2-132 negative ghost image 2-137 one color has light print 2-134 paper wrapped around the second transfer roll 2-140 poor color alignment 2-136 print quality service checks 2-130 print quality test pages 3-19 residual image 2-137 service check 2-130 smudged or distorted images 2-138 toner is on the back of the printed page 2-139 toner smears or rubs off the page 2-138 transparency print quality is poor 2-136 uneven printing 2-137 vertical lines or streaks 2-134 white streak in color plane 2-140 print quality defect locator chart 3-4 print quality samples B-1
IndexI-5 5060-4xx PRINT TESTS Print Quality Pgs 3-19, B-3 Quick Test Page 3-19 printer alignment procedures 4-61, 4-63 printhead diagnostics 3-1 printhead electronic alignment 4-63 printhead electronic alignment test pages B-10 Printhead Inst 3-18 printhead interlock switch, service check 2-110 printheadsdiagnostics aid 3-1 electronic alignment 4-63 identification 4-60 location 5-2 parts catalog 7-13 removal 4-61 Prt Quality Pgs 3-9 Q Quick Disk Test 3-30 Quick Test Page 3-15, 3-19, B-8 Quick Test, duplex 3-24 R rear bellcrankparts catalog 7-25 removal 4-64, 4-66 redrive assemblybelt routing A-6 parts catalog 7-14 removal 4-68 REGISTRATION 3-14 registration motorlocation 5-2 parts catalog 7-17 removal 4-69 removalsautocompensator pick assembly 4-20 BOR drive assembly 4-28 cartridge contact assembly 4-29 cartridge drive assembly 4-30 coversfront cover assembly 4-14 front left handle cover assembly 4-10, 4-11 front lower left cover 4-10 front lower right cover 4-12 front right handle cover assembly 4-13 left lower cover 4-18 lower jam access door assembly 4-19 lower right door assembly 4-18 paper path access door cover 4-11 rear cover 4-16 redrive door 4-19 top cover assembly 4-6 developer HVPS board 4-31 friction buckler 4-33 front right light shield 4-34 fuser assembly 4-35 fuser bottom duct 4-36 fuser drive assembly 4-37 fuser drive card assembly 4-37 fuser fan 4-38 fuser top duct 4-39 fuser web oiler motor assembly and card 4-40 inner system board shield 4-43 ITU assembly 4-44 ITU drive assembly 4-44 ITU drive motor 4-45, 4-69 LVPS assembly 4-46 multipurpose feeder (MPF) 4-48 nip relief handle 4-50 operator panel 4-53 outer system board shield 4-54 paper size sensing assembly 4-55 paper size sensing board 4-58 pick rolls 4-58 printheads 4-60 rear bellcrank (black) 4-66 rear bellcrank (cyan, magenta, yellow) 4-64 redrive assembly 4-68 registration motor 4-69 RIP fan 4-69 S2/narrow media/transparency/mutipurpose feeder cables 4-70 S2/narrow media/transparency/mutipurpose feeder sensors 4-71 second transfer roll 4-71 system board 4-72 transfer HVPS board 4-73 transfer plate assembly 4-76 vacuum transport belt (VTB) 4-77 vacuum transport belt (VTB) fan 4-79 waste container door 4-79 waste container latch 4-80 web oiler fuser kit installation 4-80 Reset Calibration 3-34 Reset Fuser Count 3-9 resolution 1-3 RIP fanlocation 5-2 removal 4-69 service check 2-86 ROM Test 3-22 S S2 sensor cable, removal 4-70 S2 sensor, removal 4-71 safety information xv safety inspection guide 6-1 screw identification table 4-2 second transfer rollparts catalog 7-12 removal 4-71 service check 2-141 Sensor Test 3-25, 3-27 sensorslocation 5-3 paper out, MPF 7-15 paper size 7-16
I-6Service Manual 5060-4 xx S2/narrow media (NMS) 4-70, 4-71, 7-15 transparency 7-15 Serial Number 3-33 Serial Wrap Test 3-23 service checks 2-41 100 ITU error 2-63 100-990 error-specific service checks 2-41–2-97 500-sheet drawer option 2-102 5-bin mailbox option 2-98 900 error code 2-83 AC and DC power 2-105 autocompensator 2-107 black only retract (BOR) 2-109 cartridge drive assembly 2-64 close door/HVPS/printhead interlock switch 2-110 duplex option 2-112 envelope feeder option 2-114 fans 2-85 finisher 2-116 fuser drive assembly noise check 2-124 HCIT 2-121 HCIT 2000-sheet option 2-121 ITU drive motor 2-63 operator panel LCD/status LED/buttons 2-125 output expander option 2-127 print quality 2-130 second transfer roll 2-141 toner metering cycle (TMC) 2-87 tray 1 2-142 tray 1 paper size sensing 2-143 service tips duplex option deflector button replacement A-14 finisher alignment A-7 identifying system board cabling A-5 identifying the printheads A-4 printhead diagnostics A-1 redrive belt routing A-6 setting printer alignment 3-15 SIZE SENSING 3-10 specificationsacoustics 1-5 dimensions 1-4 electrical 1-5 environment 1-6 media 1-10 memory configuration 1-8 memory options 1-9 operating clearance 1-5 performance 1-2 power and electrical 1-5 speed and performance 1-6 time to first print 1-8 Stapler Test 3-28 symptoms 500-sheet drawer option 2-4 5-bin mailbox option 2-5 base printer 2-3 close door displays constantly 2-3 colored lines, streaks or smudges 2-3 excessive fuser drive motor assembly noise 2-3 fuser fan fails to run or is noisy 2-3 machine inoperative 2-3 one or more op panel buttons do not work 2-3 operator panel - one pel or random pels are missing 2-3 operator panel displays all diamonds continuously 2-3 operator panel is blank 2-3 paper feed problem 2-3 paper feed problems, integrated tray 2-3 print quality - black line 2-3 print quality - blank page (no image) 2-3 print quality - evenly spaced horizontal marks or lines on the printed page 2-3 print quality - light lines or streaks appear on the printed page 2-3 print quality - light print 2-3 print quality - missing colors 2-3 print quality - multiple horizontal lines 2-4 print quality - poor color registration 2-4 print quality - toner on the back of the page 2-4 print quality - toner smears or rubs off the page 2-4 print quality - uneven printing 2-3 printer prints black only 2-3 RIP fan fails to run or is noisy 2-3 single color printed 2-3 VTB fan fails to run or is noisy 2-3 finisher option 2-5 HCIT 2000-sheet option 2-4 magenta, cyan, or yellow lines 2-3 output expander option 2-4 system boardcabling reference A-5 connections 5-6, 5-7, 5-8 location 5-1 parts catalog 7-36 removal 4-72 T Toggle ITU 3-17 toner darkness 1-3 tools required 1-1 Transfer Adjust 3-34 transfer HVPS boardconnectors 5-20 location 5-1 parts catalog 7-34 removal 4-73 service checks 2-110 transfer plate assemblyparts catalog 7-12 removal 4-76 transparency sensor cable, removal 4-70 transparency sensor, removal 4-71 Tray Insert Msg 3-9 U Utilities Menu 2-25
IndexI-7 5060-4xx V vacuum transport belt (VTB) parts catalog 7-11 removal 4-77 vacuum transport belt (VTB) fan 5-2 removal 4-79 service check 2-85 W waste container door, removal 4-79 waste container latch 7-26 waste toner container, parts catalog 7-26 web oiler fuserlocation 5-1 removal 4-80 replacement web oiler fusers 6-4 replacements 6-4 upgrade kit 1-17