Samsung ML-1650, ML-1651N specifications Satins on Back, Blank Page Print out

Page 36

Troubleshooting

4-2-14 Satins on Back of Page

•Description The back of the page is stained at 56.1 mm intervals.

Digital Printer

Digital Printer

Digital Printer

Digital Printer

Digital Printer

Digital Printer

56.1 mm

Check and Cause

Solution

 

 

1. Transfer roller is contaminated.

1. Perform the OPC Cleaning Mode Print 2 or

 

3 times. Run Self-Test to remove the conta-

 

mination of the transfer roller.

2. Pressure roller is contaminated.

2. Replace the transfer roller if contaminated

 

severely.

 

3. Disassemble the fuser and clean the

 

H/R(Heat Roller) and P/R(Pressure roller).

 

And check the area between H/R and

 

Thermistor. If contaminated, clean the area

 

not to be deformed.

 

 

4-2-15 Blank Page Print out (1)

• Description

Digital Printer

Digital Printer

Digital Printer

Digital Printer

Digital Printer

Blank page is printed.

Check and Cause

Solution

 

 

Bad ground contacts in OPC and/or devel-

Remove contamination of the terminals of the

oper.

developer and the unit.

 

 

4-2-16 Blank Page Print out (2)

1. Blank page is printed.

• Description 2. One or several blank pages are printed.

3. When the printer turns on, several blank pages print.

Check and Cause

 

Solution

 

 

 

1. Bad ground contacts in OPC and/or

1.

Remove contamination of the terminals of

developer.

 

the developer.

2. Abnormal solenoid.

2. Perform the engine self test using DCU to check

 

 

if the Solenoid is normal.(refer to code 06)

 

3.

If not solved by the above directions 1-2,

 

 

Replace the engine board.

 

4. Turn the power off, delete the data of PC

 

 

and try printing again.

 

 

 

4-12

Samsung Electronics

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Contents Laser Printer Version no This manual is stated and provided for service description Safety Precautions Read each caution carefullyPrecautions on Disassembly and Reassembly Releasing Plastic LatchesTools for Troubleshooting Electronic ScaleML-1650 ML-1651N Engine ControllerPaper TonerML-1650 ML-1651N Environment NetworkGeneral Precautions on Disassembly Releasing Plastic LatchesWhenever servicing the machine, you must perform as follows Transfer Roller Controller Board Pickup Assembly Main Cover Exit Assembly MP Multi-Purpose TrayLSU Hvps board10 Fan SolenoidDrive Assembly Fuser Assembly To remove the thermistor from the fuser assemblyTo remove the thermostat from the fuser assembly To remove the halogen lamp from the fuser assemblyGuide Feed & Erase Lamp MPF Assembly and Miscellaneous on MPF Assembly To replace the nockup plateTo replace the pickup roller To replace the pickup holder and the Adjust End MP To replace the Paper Empty PE sensorEngine Board and Miscellaneous To replace the exit board To replace the actuator feed To remove the transfer guideHow to use DCU Cause and solution of Bad imageCause and solution of the bad discharge Cause and solution of the malfunctionHow to use DCU DCU SetupCode Self Diagnostic Mode Self Test Button Paper Path LayoutML-1650 Diagnostic Control Unit Quick Referance DCU PanelCause and solution of Bad image Check and Cause SolutionVertical Black Line and Band Vertical White LineHorizontal Black Band Black/White SpotLight Image Dark Image or a Black Uneven Density BackgroundGhost Satins on the Face Satins on Back Blank Page Print outCause and solution of the bad discharge Wrong Print Position2 JAM 3 JAM 4 JAMMulti-Feeding Paper rolled in the fuser7 OPC Cause and solution of the malfunction All LEDs blinking Fuser ErrorAll LEDs blinking Scan Error Not function of the gear of the fuser due to melting away Paper EmptyPaper Empty without indication No lamp on when the cover is open Cover OpenNo Power Defective motor operationVertical Line Getting Curved Toner Cartridge Service Fault Signs Cause & Check Solution Light image Signs and Measures at Poor toner cartridgePartially blank ImageFault Signs Cause & Check Solution White Black spot Recycled productFault Signs Cause & Check Solution Ghost & Image Cause and solutions of 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 Exploded Views and Parts List Service Parts List10-3 10-4 All Exploded Views and Parts List Cover Exploded ViewFrame Exploded View Exit Exploded View Rack-MPF Exploded View Fuser Exploded View Drive Exploded View Pick-Up Exploded View Cassette Exploded View Block Diagram Video ControllerBlock DiagramEngine Block Diagram SensorConnection Diagram VPS
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