
Precautions
1-2
Samsung Electronics
1-2 Precautions on Disassembly and Reassembly
Very careful precautions should be taken when replacing
parts. Before replacing, please check cables because
you cannot put the cables that you removed for replacing
parts into the proper place if you would not make sure of
where they were connected and in which condition.
Please do the following before disassembling for a repair
or replacement of parts.
1. Pull out paper cassette, printer cartridge installed.
Especially careful not to be scratched by the surface of
developer or not to expose them to light.
2. Turn the power switch off.
3. Take out the power plug, printer cable from the printer.
4. Use only the same type of part as original when replac-
ing parts.
5. Do not force to open or fasten plastic material compo-
nents.
6. Be careful that small parts such as screws should not
get in the printer.
7. When disassembling, assembling, also observe small
components are located in place.
8. If you uncover and turn the machine over to replace
some parts, toner or paper particles may contaminate
the LSU window. Protect the LSU window with clean
paper.
Releasing Plastic Latches
Many of parts are held in
place with plastic latches.
The latches break easily :
release them carefully.
To remove such parts,
press the hook end of the
latch away from the part to
which it is latched.
Summary of Contents for ML-1440
Page 5: ...Electronics ...
Page 10: ...3 2 SCHEMATIC DIAGRAMS Samsung Electronics Repair Manual Main Circuit Diagram 2 6 ...
Page 11: ...3 3 Samsung Electronics SCHEMATIC DIAGRAMS Repair Manual Main Circuit Diagram 3 6 ...
Page 12: ...3 4 SCHEMATIC DIAGRAMS Samsung Electronics Repair Manual Main Circuit Diagram 4 6 ...
Page 13: ...3 5 Samsung Electronics SCHEMATIC DIAGRAMS Repair Manual Main Circuit Diagram 5 6 ...
Page 14: ...3 6 SCHEMATIC DIAGRAMS Samsung Electronics Repair Manual Main Circuit Diagram 6 6 ...
Page 15: ...3 7 Samsung Electronics SCHEMATIC DIAGRAMS Repair Manual 3 2 Engine Circuit Diagram 1 2 ...
Page 16: ...3 8 SCHEMATIC DIAGRAMS Samsung Electronics Repair Manual Engine Circuit Diagram 2 2 ...
Page 17: ...3 9 Samsung Electronics SCHEMATIC DIAGRAMS Repair Manual 3 3 SMPS Circuit Diagram ...