Samsung ML-2552W Spezifikationen PDF herunterladen (Seite 98)

7-7

Samsung Electronics

Troubleshooting

Service Manual

7.1.13 Satins on Back of Page

• Description The back of the page is stained at 57 or 92 mm intervals.

Digital Printer

82 or 92 mm

Check and Cause Solution

1. 57mm : Transfer roller is contaminated.

2. 92mm : Pressure 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. 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.

7.1.14 Blank Page Print out (1)

• Description Blank page is printed.

Digital Printer

Check and Cause Solution

Bad ground contacts in OPC and/or toner

cartridge.

Check if

the Ground-OPC

is defective(

set

inside left side).

2. Remove contamination of the terminals of

the toner cartridge and the unit.

7.1.15 Blank Page Print out (2)

• Description

1. Blank page is printed.

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 toner

cartridge.

2. Abnormal solenoid.

1. Remove contamination of the terminals of

the toner cartridge.

2. Perform the engine self test using EDC Mode to

check if the Solenoid is normal.

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.

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