Contents - maintenance manual
- Table Of Contents
- Table Of Contents
- Table Of Contents
- Table Of Contents
- system configuration
- printer configuration
- composition of optional items
- specifications
- interface specifications
- network interface specifications
- DESCRIPTION OF OPERATION
- electrophotographic process mechanism
- printing process
- counter specifications
- INSTALLATION
- Cautions, and do's and don'ts
- unpacking procedure
- printer installation instructions
- list of components and accessories
- assembly procedure
- connecting the power cord
- Installation and recognition confirmation of options
- Printing of the MENU MAP
- connection methods
- checking of paper used by the user
- REPLACEMENT OF PARTS
- notes on replacement of parts
- maintenance tools
- belt unit
- fuser unit
- left side cover
- right side cover
- rear cover assy
- LED Assy
- Main controller PCB, image drum motor, image drum lift-up motor and feed motor
- print engine controller pcb
- top cover assy
- top cover
- operator panel assy
- Board PRP
- Shaft-ejection Assy. (FU) and shaft-ejection Assy.(FD)
- Guide-ejection Assy.-lower, color-registration Assy. and relay board (P6Y)
- Fan (fuser), high-voltage power supply board, contact Assy fuser sensor Assy
- MPT Assy., MPT hopping roller, separator and pick-up roller
- registration roller assy
- Gear box, registration/hopping roller Assy. and solenoid
- Holder-switch Assy., low-voltage power supply fan and low-voltage power supply
- Belt motor Assy. and fuser motor Assy
- Side-R Assy. and side-L Assy
- Paper feed rollers (tray 2/3 (option))
- Paper feed roller (multi-purpose tray)
- Portions Lubricated
- MAINTENANCE MENUS
- System maintenance menu (For maintenance personnel)
- maintenance utility
- Functions of user's maintenance menu
- operator panel
- Normal self-diagnostic mode (Level 1)
- switch scan test
- motor clutch test
- test print
- color registration adjustment test
- print density adjustment test
- indication of consumable part counters
- indication of printed page counters
- Setup of self-diagnostic function
- Various types of print on the individual printer equipped with controller
- setup after replacement of parts
- setup of eeprom after replacement of cu pcb
- setup of destination
- about the manual setup of print density adjustment
- Administrator Menu List of the Printer
- CLEANING
- cleaning the led lens array
- cleaning of pickup rollers
- TROUBLESHOOTING PROCEDURES
- preparations for troubleshooting
- troubleshooting method
- preparing for troubleshooting
- LCD Display Malfunction
- Irregular Operation of the device after turning on the power
- Paper Feed Jam(Error 391:1st Tray)
- Paper Feed Jam (Error 380)
- Paper Feed Jam (Error 390:Multi-purpose Tray)
- Paper Path Jam(Error 381)
- Paper Exit Jam(Error 382)
- Duplex Print Jam(Error 370, 371, 372, 373, 383)
- Paper Size Error (Error 400, 401)
- ID Unit Up-Down Error(Service Call 140-143)
- Fuser Unit Error(Error 170-177)
- Motor Fan Error(Error 120, 127, 051)
- Option unit is not recognized
- LED head is not recognized(Error 131, 132, 133, 134)
- Fuse Cutout Error (Error 150-155)
- Connection Diagram
- image problem troubleshooting
- Color is totally pale (Fig.7.2 A)
- Background is dirty (Fig.7.2 B)
- Blank Print (Fig.7.2 C)
- Cyclic Print Trouble (Refer to Fig.7.2 E)
- Solid Black Print
- network troubleshooting
- check of fuses
- paper cassette switches versus paper size correspondence table
- CONNECTION DIAGRAMS
- Check of resistance values
- component layout
|
44072903TH Rev.1 202 /Oki Data CONFIDENTIAL 7. TROUBLESHOOTING PROCEFRURES7.5.3.(5) Cyclic Print Trouble (Refer to Fig.7.2 E)(5-1) Vertical cyclic print troubleConfirmation Items Confirmation Tasks Action at NG(5-1-1) PeriodicityImage drum Check to see if the periodicity is 94.3 mm ornot.Replace the IDunit.Development roller Check to see if the periodicity is 39.7 mm or not. Replace the IDunit.Toner supply roller Check to see if the periodicity is 58.4 mm ornot.Replace the IDunit.Charging roller Check to see if the periodicity is 37.7 mm or not. Replace the IDunit.Roller on the fuserunitCheck to see if the periodicity is 87.7 mm or not. Replace thefuser unit.Fuser belt Check to see if the periodicity is 125.5 mm ornot.Replace thefuser unit.Transfer roller Check to see if the periodicity is 50.3 mm ornot.Replace the beltunit.To use a newconsumable parton a trial basis,use FUSE KEEPMODE of theSystemMaintenanceMenu.7.5.3.(6) Color registration is wide.(6-1) "IN ADJUSTING COLOR REGISTRATION" is shown only a short timeConfirmation Items Confirmation Tasks Action at NG(6-1-1) Color registration resultColor registrationtime(Approx. 40 sec ifnormal)Execute REG ADJ UST TEST in the self-diagnostic mode, and check the result.Any error issued is not displayed if the ONLINEindication is on.Replace thesensor thatoriginated NG.Clean thesensor.Replace theshutter.Replace the PUPCB.(6-1-2) TonerRemaining quantityof tonerCheck to see if "ORDER TONER" or "REPLACETONER” is displayed on the operator panel.Replace thetoner cartridgewith a new one.(6-1-3) Color registration sensorDirty sensor Check to see if the sensor has toner or paperchips sticking.Wipe off the dirt.(6-1-4) Color registration sensor shutterDefects of theshutter operationCheck the shutter operation in the self-diagnostic mode.Replace theshutter or modifythe mechanism.(6-2) Although REG ADJUST TEST of the engine maintenance function is OK, Colordrift is seenConfirmation Items Confirmation Tasks Action at NG(6-2-1) Paper feed systemState of paper feedsystem of runningrouteCheck to see if there is anything on the paperfeed route that hinders the paper from running.Remove theobstacle.
|
