4-6
Samsung Electronics
Troubleshooting
Recommended
paper used?
Transfer,
charge and developing
voltage are OK?
Operating/
storage atmosphere is
too high temperature
/humidity?
Solve the problem under
the recommended condition
(10-32 degree Centigrade).
Dirt or
dust around the
charge roller?
Clean the charge roller
or replace step-up device
/terminal after check.
Work OK?
Internal blade or
suppying part of the
developer is defective.
-> Replace the toner
cartridge.
Check terminals or contacts and ’Guide-Deve Spring’
are misplaced.
-> Repair or replace transfer roller etc.
Check if the LED of PTL in front of the transfer roller
is on when it presses the top cover switch on purpose.
-> If not, replace PTL.
Print 20 to 30 pages using
the recommended paper.
Same problem
occurs?
- Adjust voltage or
replace HVPS.
- Repair or replace
after checking the
terminals’ contacts.
END
Replace the
toner cartridge.
NO
NO
NO
NO
NO
NO
YES
YES
YES
YES
YES
YES
4-2-5 Background
Summary of Contents for ML-5200A
Page 50: ...5 14 Samsung Electronics Exploded Views and Parts List MEMO ...
Page 63: ...PCB Diagrams Samsung Electronics 9 5 9 5 HVPS PCB Diagram TOP ...
Page 68: ...MEMO Samsung Electronics 8 2 ...
Page 69: ...10 1 Main Circuit Diagram 1 9 Samsung Electronics 10 1 10 Schematic Diagrams ...
Page 70: ...Schematic Diagrams 10 2 Samsung Electronics Main Circuit Diagram 2 9 ...
Page 71: ...Main Circuit Diagram 3 9 Samsung Electronics 10 3 Schematic Diagrams ...
Page 72: ...Schematic Diagrams 10 4 Samsung Electronics Main Circuit Diagram 4 9 ...
Page 73: ...Main Circuit Diagram 5 9 Samsung Electronics 10 5 Schematic Diagrams ...
Page 74: ...Schematic Diagrams 10 6 Samsung Electronics Main Circuit Diagram 6 9 ...
Page 75: ...Main Circuit Diagram 7 9 Samsung Electronics 10 7 Schematic Diagrams ...
Page 76: ...Schematic Diagrams 10 8 Samsung Electronics Main Circuit Diagram 8 9 ...
Page 77: ...Main Circuit Diagram 9 9 Samsung Electronics 10 9 Schematic Diagrams ...
Page 78: ...Schematic Diagrams 10 10 Samsung Electronics 10 2 Engine Circuit Diagram 1 2 ...
Page 79: ...Engine Circuit Diagram 2 2 Samsung Electronics 10 11 Schematic Diagrams ...
Page 80: ...Schematic Diagrams 10 12 Samsung Electronics 10 3 SMPS Circuit Diagram ...
Page 81: ...10 4 SENSOR Circuit Diagram Samsung Electronics 10 13 Schematic Diagrams ...
Page 82: ...Schematic Diagrams 10 14 Samsung Electronics 10 5 PTL Circuit Diagram ...
Page 83: ...10 6 HVPS Circuit Diagram 1 3 Samsung Electronics 10 15 Schematic Diagrams ...
Page 84: ...Schematic Diagrams 10 16 Samsung Electronics HVPS Circuit Diagram 2 3 ...
Page 85: ...HVPS Circuit Diagram 3 3 Samsung Electronics 10 17 Schematic Diagrams ...