Troubleshooting
4-25
Samsung Electronics
It is over the guaranty
life of toner cartridge
(Check the counter
and replace it)
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, HVPS
Irregualrity of toner
suppy from developer
-> Repalce developer
Light distortion due to
the mirror ruined or
LSU’s diffused reflection
-> Replace LSU
NO
NO
YES
YES
YES
YES
NO
NO
OK after
taking out and
rocking the toner
cartridge?
When gray
pattern printing,
irregular density
persists?
transfer/
charge/developing
voltage drops while
printing?
Bad images
aroung the no image
area?
Irregular Density
Содержание SF-530 Series
Страница 87: ...Electronics ...
Страница 128: ...4 2 SCHEMATIC DIAGRAMS Samsung Electronics Repair Manual 4 2 Main Circuit Diagram 2 6 APOLLO2 MAIN ...
Страница 129: ...4 3 Samsung Electronics SCHEMATIC DIAGRAMS Repair Manual 4 3 Main Circuit Diagram 3 6 APOLLO2 MAIN ...
Страница 130: ...4 4 SCHEMATIC DIAGRAMS Samsung Electronics Repair Manual 4 4 Main Circuit Diagram 4 6 APOLLO2 MAIN ...
Страница 131: ...4 5 Samsung Electronics SCHEMATIC DIAGRAMS Repair Manual 4 5 Main Circuit Diagram 5 6 APOLLO2 MAIN ...
Страница 132: ...4 6 SCHEMATIC DIAGRAMS Samsung Electronics Repair Manual 4 6 Main Circuit Diagram 6 6 APOLLO2 MAIN ...
Страница 133: ...4 7 Samsung Electronics SCHEMATIC DIAGRAMS Repair Manual 4 7 LIU Circuit Diagram 1 2 APOLLO2 LIU ...
Страница 134: ...4 8 SCHEMATIC DIAGRAMS Samsung Electronics Repair Manual 4 8 LIU Circuit Diagram 2 2 APOLLO2 LIU ...
Страница 136: ...4 10 SCHEMATIC DIAGRAMS Samsung Electronics Repair Manual 4 10 Scan Circuit Diagram 200DPI APOLLO2 200DPI ...
Страница 137: ...4 11 Samsung Electronics SCHEMATIC DIAGRAMS Repair Manual 4 11 Scan Circuit Diagram 300DPI APOLLO2 300DPI ...