PC Card Heat Sink

This section provides the removal procedure for the PC Card heat sink.

PC Card heat sink

PC Card heat sink

4 mm

Figure 4-35. PC Card Heat Sink Removal

4 mm

Figure 4-35. PC Card Heat Sink Removal

To remove the PC Card heat sink, follow these steps (see Figure 4-35): 1 Remove the two 4-mm screws securing the PC Card heat sink. 2. Remove the heat sink.

Heat Exchanger/Fan

This section provides the removal procedure for the heat exchanger/fan.

Figure 4-36. Heat Exchanger/Fan Removal

To remove the heat exchanger/fan, follow these steps (see Figure 4-36):

1. Remove the two 5-mm screws securing the heat exchanger.

2. Disconnect the fan cable from connector JP17 on the system board.

3. Remove the heat exchanger/fan.

4. Inspect the two thermal pads on the bottom of the heat exchanger and replace them if necessary.

When reinstalling the heat exchanger/fan, be sure to reconnect the fan cable to JP17; if you have an internal modem, there is an identical connector (JP2) next to JP17.

The heat exchanger/fan can be removed without removing the palmrest assembly.

1. Remove the two 5-mm screws securing the heat exchanger.

2. Disconnect the fan cable from connector JP17 on the system board.

3. Lift the heat exchanger and rotate it upward.

4. Slide the heat exchanger/fan toward the front of the computer until the fan is completely clear of the overhanging palmrest plastic.

5. Lift the heat exchanger/fan out at an angle.

6. Inspect the two thermal pads on the bottom of the heat exchanger and replace them if necessary.

Figure 4-36. Heat Exchanger/Fan Removal

DC-DC Board

This section provides the removal procedure for the DC-DC board.

To remove the DC-DC board, gently pull the DC-DC board off of connectors JP11 and JP16 on the system board (see Figure 4-37). Do not rock the board to remove it, because this may damage the connectors.

LVDS Board

This section provides the removal procedure for the LVDS board.

Romeinse Villa Tekening
Figure 4-38. LVDS Board Removal

To remove the LVDS board, follow these steps (see Figure 4-38):

1 Remove the 4-mm screw securing the LVDS board.

2. Gently pull the LVDS board off of connectors JP9 and JP8 on the system board. Do not rock the board to remove it, because this may damage the connectors.

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