Table Of Contents - Samsung 2493HM Service Manual

1. Precautions .............................................................................................................. 1-1
1-1. Safety Precautions ......................................................................................................... 1-1
1-2. Servicing Precautions ..................................................................................................... 1-2
1-3. Static Electricity Precautions .......................................................................................... 1-2
1-4. Installation Precautions .................................................................................................. 1-3
2. Product specifications ............................................................................................ 2-1
2-1. Feature & Specifications ................................................................................................. 2-1
2-2. Spec Comparison to the Old Models .............................................................................. 2-2
2-3. Accessories .................................................................................................................... 2-3
3. Disassembly and Reassemble ............................................................................... 3-1
3-1. Disassembly ................................................................................................................... 3-1
4. Troubleshooting ...................................................................................................... 4-1
4-1. Troubleshooting .............................................................................................................. 4-1
4-2. When the Power Does Not Turn On ............................................................................... 4-2
4-3. When a blank screen is displayed (Analog) ................................................................... 4-4
4-4. When a Blank Screen Is Displayed (DIGITAL) ............................................................... 4-7
4-5. Error Examples and Actions ......................................................................................... 4-10
4-6. Adjustment .................................................................................................................... 4-11
5. Exploded View & Part List ...................................................................................... 5-1
5-1. Exploded View ................................................................................................................ 5-1
5-2. Parts List ......................................................................................................................... 5-3
6. Wiring Diagram ........................................................................................................ 6-1
6-1. Wiring Diagram - Main Board ......................................................................................... 6-1
6-2. Wiring Diagram (Main) .................................................................................................... 6-2
6-3. Wiring Diagram (SMPS) ................................................................................................. 6-3
6-4. Wiring Diagram (PANEL) ................................................................................................ 6-4
6-5. Connector Functions ...................................................................................................... 6-5
6-6. Cables ............................................................................................................................ 6-5
7. Schematic Diagram ................................................................................................. 7-1
7-1. Circuit Descriptions ......................................................................................................... 7-1
7-2. Schematic Diagram ....................................................................................................... 7-3
Contents