SAMSUNG LW20M21C Service Manual Disassembly & Reassembly

3 Disassembly and Reassembly

LW17M24C/LW20M21C 3-1

3 Disassembly and Reassembly

This section of the service manual describes the disassembly and reassembly procedures for the
LW17M24C/LW20M21C TFT-LCD TV.

WARNING: This monitor contains electrostatically sensitive devices. Use caution

when handling these components.

3-1-1 LW17M24C

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

2. When IP-BOARD has a defect, the whole PCB ASS’Y, not a single part, should be
replaced.

1. Place LCD TV face down on cushioned table.
Remove 4 screws from the stand.

2. Remove 3 screws from the rear cover and lift up
the rear cover.

3. Remove 13 screws from the boards and remove 2
hold inverter from the boards.
Disconnect inverter cable, speaker cable, control
cable, BRKT AC cable and LVDS cable from the
boards.

4. Lift up the boards. remove 8 screws from the
shield panel.

5. Remove 8 screws from the shield panel.
.Lift up the panel shield. and lift up the panel.

3 Disassembly and Reassembly

3-2 LW17M24C/LW20M21C

1. Place LCD TV face down on cushioned table.
Remove 4 screws from the grip on the stand.

2. Remove 3 screws on stand and disconnect cover
rear after inserting stand completely into stand.
(Note : If stand is loosely inserted into stand, cover
rear can be damaged when disconnected.)

3. Disconnect inverter holder wire from the board and
carefully reomve the silicon glue on the LVDS
cable with a nipper.

4. Disconnect function cable, speaker cable, inverter
cable and LVDS cable from the board.

5. Remove 8 screws from the shield panel and lift up
the panel.

6. Lift up the panel.
This picture shows cover front after disconnecting
the panel from it.

3-1-2 LW20M21C