Samsung DMS300 series, Service Manual

Contents

1. Safety Instructions .................................................................................................................1-1

1-1. Safety Instructions for Service Engineers.......................................................................................................1-1

..................................................................................................2-1

2-1. Features .........................................................................................................................................................2-1

.................................................................................................................................................2-2

3. Disassembly and Reassembly ..............................................................................................3-1

3-1. Tools for Removal and Reassembly ...............................................................................................................3-1

3-2. Standard Disassembly Drawings....................................................................................................................3-2

3-3. Checkpoints after Finishing a Service .......................................................................................................... 3-19

4. Troubleshooting .....................................................................................................................4-1

4-1. Self test program and error check list ....................................................................................................................................4-1

4-2. Error check list ................................................................................................................................4-3

5. Exploded Views and Parts List ..............................................................................................5-1

5-1. DOOR ASS’Y (DMS***TR*).................................................................................................................................5-2

5-2. TUB ASS’Y (DMS***TR*) .....................................................................................................................5-4

5-3. BASE ASS’Y (DMS***TR*)

.....................................................................................................

...................5-6

5-4. SUMP ASS’Y (DMS***TR*) ......................................................................................................................5-8

5-5. RACK ASS’Y (DMS***TR*) ................................................................................................................... 5-10

6. PCB Diagram.........................................................................................................................6-1

6-1. Main PCB

.......................................................................................................................................6-1

6-2

Terminals (MAIN PBA) ......................

6-3

Terminals (DISPLAY LED)

4-3. Trouble Shooting Guide ................................................................................................................................ 4-6

..................

7. Wiring Diagram......................................................................................................................7-1

7-1. Old Wiring Diagram (DMS***TR*)

....................................................................................................................7-1

8. Schematic Diagram ...............................................................................................................8-1

8-1. MAIN CONTROL (DMS***TR*)

.................................................................................................. ............. 8-1

9. Reference ..............................................................................................................................9-1

9-1. Model Number Naming Rules ........................................................................................................................9-1

9-2. Terminology ....................................................................................................................................................9-2

2-3. Model Variation .................................................................................................................................................2-3