Samsung CN17BS-AS, CN17AS, CN17ASAN Disassemble

3-1-1 Removing the Stand

1. With a pad beneath it, stand the monitor on its
front with the screen facing downward and
the base close to you. Make sure nothing will
damage the screen.

2. Remove the 4 screws on the Stand.

Caution: Be careful. The signal cable and

power cable are still attached to the
monitor.

3. Disconnect the Signal Cable and Power Cord.

3-1-2 Main Body Disassembly

1. Remove 2 screws on the Rear Cover.

2. Pull the Rear Cover up and off the monitor.

3. Remove 15 screws on the PCB Shield and
remove the Shield.

4. Remove 4 screws on the Main PCB and 2
screws on the Inverter PCB and 2 screws on
the 10P Harness.

5. Disconnect the interface wire (30P) between
the Panel and the CN301 connector on the
Main PCB.

6. Disconnect the Function PCB wire (10P)
between the Function PCB and the CN303
connector on the Main PCB.

7. Disconnect 4 Inverter wires between the Panel
and the CN2, 3, 4, 5 connectors on the Inverter
PCB and disconnect the 12P harness between
CN1 connector on the inverter and CN302
connector on the Main PCB.

8. Carefully lift the Main PCB Assembly and
Inverter PCB and place them on a flat, level
surface that is protected from static electricity.

9. Remove 4 screws on the PCB Bracket.

10. Remove the Bracket Assembly from the Front
Cover.

11. Remove the 3 screws on the Function PCB
from the Front Cover and remove the
Function PCB and Function Knob.

12. Remove 4 screws on the Front Shield and
remove the PCB Bracket and the Front Shield.

CN17A*/B*
CN18A*

3-1

3 Disassembly and Reassembly

This section of the service manual describes the disassembly and reassembly procedures for the
CN17A*/CN17B*/CN18A* TFT-LCD monitors.

WARNING: This monitor contains electrostatically sensitive devices. Use caution when handling

these components.

3-1 Disassembly (CN17A* / CN17B*)

Cautions:1. Disconnect the monitor from the power source before disassembly.

2. Follow these directions carefully; never use metal instruments to pry apart the cabinet.

3 Disassembly and Reassembly

3-2 CN17A*/B*

CN18A*

3-2-1 Removing the Stand

1. Remove 4 screws on the Stand.

3-2-2 Main Body Disassembly

1. Remove 4 screws on the Rear Cover.

2. Pull the Rear Cover up and off the monitor.

3. Remove 20 screws on the PCB Shield and
remove the Shield.

4. Remove 4 screws on the Main PCB and 2
screws on the Inverter PCB and 2 screws on
the 10P Harness.

5. Disconnect the connector (31P) between the
Panel and the CN305 connector on the Main
PCB.

6. Disconnect the Function PCB wire (10P)
between the Function PCB and the CN303
connector on the Main PCB.

7. Disconnect 2 Inverter wires between the Panel
and the CN2, CN3 connectors on the Inverter
PCB.

8. Disconnect the 12P harness between CN1
connectors on the Inverter PCB and CN302
connector on the Main PCB.

9. Carefully lift the Main PCB Assembly and
Inverter PCB and place them on a flat, level
surface that is protected from static electricity.

10. Remove 8 screws on the PCB Bracket.

11. Remove the Bracket Assembly from the Front
Cover.

12. Remove the 2 screws on the Function PCB
from the Front Cover and remove the
Function PCB and Function Knob.

3-2 Disassembly (CN18A*)

3-3 Reassembly

Reassembly procedures are in the reverse order of Disassembly procedures.