Specifications

4-18 Samsung Electronics
Maintenance & Troubleshooting
OK after
taking out and
rocking the toner
cartridge?
It is over the guaranty
life of toner cartridge
(Check the counter
and replace it)
When gray
pattern printing,
irregular density
persists?
transfer/
charge/developing
voltage drops while
printing?
Defective agitator in
the toner supplying part
of developer
->Replace the developer
Check if the ’guide deve
spring’ works OK and
repair/repalce
Check high voltage
output and repair/
replace terminals,
Engine B’d
Bad images
aroung the no image
area?
Irregualrity of toner
suppy from developer
-> Repalce developer
Light distortion due to
the mirror ruined or
LSU’s diffused reflection
-> Replace LSU
NO
NO NO
NO
YES
YES
YES
YES
Irregular Density