Troubleshooting

6.5.14 Stains on Back of Page

Description The back of the page is stained at 47 mm intervals.

Digital

Check and Cause

Solution

 

 

1. Transfer roller is contaminated.

1. Perform the OPC Cleaning Mode Print 2 or

Digital Pri

 

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

Digital Printer

 

 

mination of the transfer roller.

Digital Printer

 

 

 

Digital Printer

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.

 

 

 

6.5.15 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.

 

 

6.5.16 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.

 

 

 

Samsung Electronics

Service Manual 6-23

Page 98
Image 98
Samsung ML-2015/XEV manual Stains on Back, Blank Page Print out