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
Содержание Msys 6750
Страница 2: ...ELECTRONICS Samsung Electronics Co Ltd December 1999 Printed in Korea VERSION NO 2 00 P N JC81 00285A ...
Страница 10: ...2 6 Samsung Electronics Specification Memo ...
Страница 58: ...4 28 Samsung Electronics Maintenance Troubleshooting MEMO ...
Страница 81: ...5 22 Samsung Electronics Exploded Views and Parts Lists MEMO ...
Страница 95: ...MEMO Samsung Electronics 8 2 ...
Страница 96: ...PCB Diagrams Samsung Electronics 9 1 9 1 Main PCB Diagram Top 9 PCB Diagrams ...
Страница 97: ...PCB Diagrams Samsung Electronics 9 2 9 2 Main PCB Diagram Bottom ...
Страница 98: ...PCB Diagrams Samsung Electronics 9 3 9 3 LIU PCB Diagram Top 9 4 LIU PCB Diagram Bottom ...
Страница 99: ...PCB Diagrams Samsung Electronics 9 4 9 5 Engine PCB Diagram Top ...
Страница 100: ...PCB Diagrams Samsung Electronics 9 5 Engine PCB Diagram Top ...
Страница 101: ...PCB Diagrams Samsung Electronics 9 6 9 6 Engine PCB Diagram Bottom ...
Страница 102: ...PCB Diagrams Samsung Electronics 9 7 Engine PCB Diagram Bottom ...
Страница 103: ...PCB Diagrams Samsung Electronics 9 8 9 7 OPE PCB Diagram ...
Страница 104: ...PCB Diagrams Samsung Electronics 9 9 OPE PCB Diagram ...
Страница 105: ...PCB Diagrams Samsung Electronics 9 10 MEMO ...
Страница 106: ...Connection diagram Samsung Electronics 8 1 8 Connection diagram ...
Страница 107: ...MEMO Samsung Electronics 8 2 ...
Страница 110: ...Main Circuit Diagram 3 5 Samsung Electronics 10 3 Schematic Diagrams ...
Страница 111: ...Schematic Diagrams 10 4 Samsung Electronics Main Circuit Diagram 4 5 ...
Страница 113: ...Schematic Diagrams 10 6 Samsung Electronics 10 2 Engine Circuit Diagram 1 4 ...
Страница 114: ...Engine Circuit Diagram 2 4 Samsung Electronics 10 7 Schematic Diagrams ...
Страница 115: ...Schematic Diagrams 10 8 Samsung Electronics Engine Circuit Diagram 3 4 ...
Страница 116: ...Engine Circuit Diagram 4 4 Samsung Electronics 10 9 Schematic Diagrams ...
Страница 117: ...Schematic Diagrams 10 10 Samsung Electronics 10 3 LIU Circuit Diagram ...
Страница 118: ...10 4 OPE Circuit Diagram Samsung Electronics 10 11 Schematic Diagrams D6 D5 D4 D3 D2 D1 D0 D6 D5 D0 D1 D2 D3 D4 ...