Xerox Phaser 3120 specifications Light Image, Dark Image or a Black

Page 28

TROUBLESHOOTING

4.2.5 Light Image

• Description

Digital Printer

Digital Printer

Digital Printer

Digital Printer

Digital Printer

The printed image is light, with no ghost.

Check and Cause

 

Solution

 

 

1. Develop roller is stained when the toner

1. Check if the Toner Save mode is off.

of developer cartridge is almost con-

 

 

sumed.

 

 

2. Ambient temperature is below than 10°C.

2.

Replace the developer cartridge and try to

 

 

print out.

3. Bad contact caused by the toner stains

3.

Wait 30 minutes after printer is powered on

between the high voltage terminal in the

 

before you start printing.

HVPS and the one in the set.

 

 

4. Abnormal output from the HVPS.

4. Clean up the contaminated area by the

 

 

toner.

 

5.

Replace the HVPS if the problems are not

 

 

solved by the above four directions.

 

 

 

4.2.6 Dark Image or a Black

• Description

Digital Printer

Digital Printer

Digital Printer

Digital Printer

Digital Printer

The printed image is dark.

 

Check and Cause

 

Solution

 

 

 

1.

No charge voltage in the engine board.

1. Clean the high voltage charge terminal.

 

( Perform DCU diagnostic code 01)

 

 

2.

Charge voltage is not turned on due to

2.

Check the state of the connector which

 

the bad contacts between power supply

 

connects the engine board and HVPS.

 

in the side of the Developer and charge

 

 

 

terminal of HVPS.

 

 

 

 

3.

Replace the HVPS if not solved by the

 

 

 

above direction 1 and 2.

 

 

 

 

4-8Service Manual

Image 28
Contents Laser Printer Precautions Precaution related noxious material Precaution related electric shock or firePrecaution related handling the machine Precaution when assembly/disassemblyESD Precautions Tool for Troubleshooting DCUDiagnostic Control Unit DriverSpecifications General SpecificationsElectrical Specification Controller SpecificationEnvironmental Range Paper Handling Specifications Toner Cartridge DeveloperSpecifications Releasing Plastic Latches Whenever servicing the machine, you must perform as followsTop Cover Fuser Exit Roller LSUFan Driver Ass’yEngine Shield Ass’y Main PBASmps Transfer Roller Feed Roller Pick Up Roller SolenoidTroubleshooting How to use DCU 4.1.1 DCU SetupCode Error CodeNormal Code Self Diagnostic Mode Code Description13 THV+ TRIGGER. ALL HV Self Test Button Functi on Enter Up/ Down Stop Remar kVertical Black Line and Band Bad imageVertical White Line Horizontal Black Band Black/White SpotLight Image Dark Image or a BlackUneven Density BackgroundGhost Satins on the Face Satins on Back Blank Page Print outWrong Print Position Bad discharge2 JAM 3 JAM 4 JAMMulti-Feeding Paper rolled in the FuserPaper rolled in the Toner Cartridge OPC Drum All LEDs blinking Scan Error All LEDs blinking Fuser ErrorMalfunction Paper Empty Not function of the gear of the fuser due to melting awayPaper Empty without indication No lamp on when the cover is open Cover OpenNo Power Defective motor operationVertical Line Getting Curved Toner Cartridge Service Precautions on Safe-keeping of Toner CartridgeService for the Life of Toner Cartridge Redistributing TonerSigns and Measures at Poor toner cartridge ImageFault Signs Cause & Check Solution White Black spot Bad Environment of The Software Printer is not workingUtilities program Abnormal Printing Spool Error How to delete the data in the spool managerExploded Views and Parts List Main AssemblyExploded view Main Assembly Parts List Frame Assembly Exploded view Frame Assembly Parts List SHAFT-FEED Idle Driver Unit Parts List Driver Unit Exploded viewFuser Unit Exploded view Fuser Unit Parts List Cassette Unit Exploded view Cassette Unit Parts List Diagram 3130Fuser ASS’Y Connection Diagram Phaser ComputerSchematic Diagrams Phaser 3130 Main Circuit Diagram 2/9 Phaser 3130 Main Circuit Diagram 3/9 Phaser 3130 Main Circuit Diagram 4/9 Phaser 3130 Main Circuit Diagram 5/9 Phaser 3130 Main Circuit Diagram 6/9 Phaser 3130 Main Circuit Diagram 7/9 Phaser 3130 Main Circuit Diagram 8/9 Phaser 3130 Main Circuit Diagram 9/9 Phaser 3120 Main Circuit Diagram 1/5 Phaser 3120 Main Circuit Diagram 2/5 Phaser 3120 Main Circuit Diagram 3/5 Phaser 3120 Main Circuit Diagram 4/5 Phaser 3120 Main Circuit Diagram 5/5 Hvps Circuit Diagram 1/2 Hvps Circuit Diagram 2/2 Smps Circuit Diagram Other PBA Circuit Diagrams