Video Board Removal - Dell Inspiron 3500 System Reference Manual

Fan Cover and Fan Removal
Type of Screw Torque
FPH 2.5 x 5 (1) 3.0–3.5 kgf-cm
You can remove the fan cover and fan without removing the palmrest. To remove the fan cover and fan, see the exploded view of the
assembly and perform the following steps:
1. Remove the display assembly.
2. Remove the keyboard.
3. Remove the heat-sink fin
4. Remove the 5-mm screw securing the fan cover.
5. Remove the fan cover.
6. Disconnect the fan cable from connector J6 on the system board.
7. Remove the fan.
NOTE: Note the positioning of the fan and the routing of the fan cable carefully so that you can duplicate it during installation. An arrow on
the top of the fan indicates that the flow of air is from the outside of the computer in to the board.
Modem Card Removal
Type of Screw Torque
FPH 2.5 x 14 (1) 3.0–3.5 kgf-cm
The modem card is an option available only to customers in the U.S. and Canada.
You can remove the modem card without removing the palmrest. To remove the modem card, see the exploded view of the
perform the following steps:
1. Remove the keyboard.
2. Remove the 14-mm screw from the right side of the modem card.
3. Pry up the modem card from the right side.
4. Disconnect the modem cable from connector J2 on the modem card.
5. Remove the modem card.
When you install the modem card, slip it into place under the system-board retaining clip. Put pressure only on the areas where the connectors on
the modem card and on the video board fit together. Pressing on other areas may flex the card and break connections.

Video Board Removal

Type of Screw Torque
jack 2.5 x 4 (2) 3.0–3.5 kgf-cm
FPH 2.5 x 14 (1) 3.0–3.5 kgf-cm
You can remove the video board without removing the palmrest. To remove the video board, see the exploded view of the
perform the following steps:
1. Remove the display assembly.
2. Remove the keyboard.
3. Remove the LVDS board.
4. Remove the modem card, if present.
5. Remove (and save for installation) any Kapton tape securing the modem cable to the video board and lift the cable out of the way.
6. Remove the two 4-mm jack screws on either side of the display connector that hold the video board to the I/O bracket.
7. Disconnect the touch-pad FPC cable from the side-lift ZIF connector J4 on the video board.
8. Remove the 14-mm screw holding the system-board retaining clip.
Remove both the screw and the retaining clip.
9. Remove the video board from connectors JP2 and JP3/JP4 on the system board.
Lift the end toward the touch pad up, and then lift up and pull back the other end to free it from the I/O bracket.
When you install the board, put pressure only on the areas where the connectors on the video board and on the system board fit together. Pressing
on other areas may flex the board and break connections.
System Board Rails Removal
Type of Screw Torque
cover.
base
base assembly and
base assembly and