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
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44072903TH Rev.1 190 /Oki Data CONFIDENTIAL 7. TROUBLESHOOTING PROCEFRURES7.5.2.(10) ID Unit Up-Down Error(Service Call 140-143)(10-1) An error occurs in the operation of ID Unit UpConfirmation Items Confirmation Tasks Action at NG(10-1-1) Check for load in the ascentLoad in installing/removing of ID unitCheck to see if any abnormal load is felt ininstalling or removing the ID unit.Replace the IDunit or right andleft side plates.To use a newID unit on a trialbasis, use FUSEKEEP MODEof the SystemMaintenanceMenu.Greasing of rightand left up-downlink leversCheck to see if the slant parts of the link leversare properly greased.Apply grease.Assembled stateof right and leftup/down link leversCheck to see if any part around the link levers isobstructing their motion.Reassemblethem correctly.(10-1-2) Up/down mechanismAssembled statearound link leversCheck to see if the link levers are assembledin such a manner that they link to the planetarygears.Reassemblethem correctly.Right and left linkleversCheck to see if the link levers are placed in thepositions where the gears are engaged properly(check to see if the link levers are placed withseveral gear teeth displaced.)Reassemblethem correctly.(10-1-3) Check of sensorsUp/down sensorlever (integrated tothe left link lever)Check to see if the sensor levers demonstrateany abnormal shape or motion.Replace the leftlink lever.Up/down sensor Conduct the Motor and Clutch Test of the self-diagnostic mode, and check to see if the sensorsignals are detected normally. Block the sensorwith a piece of paper, and then, unblock it tosee if the SCAN state varies.Replace thehigh-voltagePCB.(10-2) An error occurs in the operation of ID Unit DownConfirmation Items Confirmation Tasks Action at NG(10-2-1) Check of load in the descentLoad in installing/removing of ID unitCheck to see if any abnormal load is felt ininstalling or removing the ID unit.Replace the IDunit or modifythe right and leftside plates.Greasing of rightand left up-downlink leversCheck to see if the slant parts of the link leversare properly greased.Apply grease.Assembled stateof right and leftup/down link leversCheck to see if any part around the link levers isobstructing their motion.Reassemblethem correctly.
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