Samsung ML-2851ND - Parts Life Cycle Maintenance Table

Service Manual
Reference information
7-7
Samsung Electronics
7.7 Parts Life Cycle Maintenance Table
7.7.1 Parts Life Cycle Maintenance Table
7.7.2 Toner Cartridge Criterion
1) Supplies Criterion (Toner Cartridge)
1. Cartridge Main Defects
- White Point, Black Point : White or Black point on printing image
- Image contamination : Dirty printing image
- Image Fainted : Entire Image is fainted and vertical white line emerge
- Black Line : Vertical black line emerge on printing image
2) Defect Symptoms
Symptoms Criterion Remarks
White, Black Point Clean Up OPC (10 times), if disappeared, no failure.
- If continuous, failure
Image contamination Drity printing image or conteminated reverse side
(Toner leakage) - Clean up OPC (10 times) and inside of machine with cloth,
if disappeared, no failure.
Image Fainted After shake cartridge right and left 5~6 times, if printing image
is not fainted, no failure. (Toner Exhausted)
Vertical Black Line Vertical thin line emerge, if cartridge is scratched.
- (Customer fault)
Supplies Life-Cycle Condition Engine-Codition LCD- Indication Custmoer - Responding
Panel Manage
Toner
Cartridge
2K : For Product
5K :For Sale
Fuser 50K(page):
Simplex
Toner Low Warning None LCD - 10% Remains
Toner Empty Warning None LCD - Initialized at toner
Toner uninstalled change
Exhauseted No Indication None LCD Replaced at
Exhauseted
Transer
Roller
50K(page):
Simplex
Exhauseted No Indication None LCD Replaced at
Exhauseted
PickUP
Roller
50K(page):
Simplex
Exhauseted No Indication None LCD Replaced at
Exhauseted