Samsung SF-830, Service Manual

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Troubleshooting
Samsung Electronics 4-9
CLEAN DRUM
Use this feature to get rid of the toner remained in the development unit, so you can get a clean printout.
Perform this feature if stains or specks appear on the printing materials and print quality falls.
Perform this feature several times until a clean printing material appears.
The machine automatically pulls in a sheet of paper,and prints out.The toner particles on the OPC drum sur-
face is fixed to the paper.
FLASH UPGRADE
It is Firmware Upgrade function and has two methods, Local and Remote.
More information can be found in the firmware upgrade items.
ANSWER ON CNG
The function is to control the CNG TONE cognition times for entering receiving mode from the AUTO MODE
or ANS/FAX MODE
CLEAR COUNT
This function erases information of history such as replacement times of Developing part and OPC drum,
total printing pages, scan times, and etc.
• The items are in the below section of the System Data List, printed at TECH MODE.
• PASSWOEED: 1934
• Current Drum Page Count cannot be erased.
It is possible to erase at NEW DRUM function (USER MODE
⇒
MINTENANCE
⇒
NEW DRUM)
PATTERN TEST
Using this pattern printout, you can check if the printer mechanism is functioning properly.
It is needed in the production progress. Service person doesn't need to use it.
ROM TEST
Use this feature to test the machine'S ROM. The result and the software version appear in the LCD display.
• FLASH VER : 1.00 V • ENGINE VER :1.00V
PCL5e 1.48 02-19-2002
FIRMWARE VERSION : 1.00
ENGINE VERSION : 1.00
TOTAL PAGE COUNTS : 123
REPLACED TONER COUNTS : 1
EMULATION VERSION : PCL6 2.32 02-11-2002
CRU PRINTS : 123
REPLACED DRUM COUNTS : 1
PLATEN SCAN PAGE COUNTS : 23
ADF SCAN PAGE COUNTS : 10
CURRENT DRUM COUNTS : 112
< SYSTEM DATA LIST >