Dell XPS M170 (MXG051, Late 2005) - Manual (Page 34)

5. Release the Mini PCI card by spreading the metal securing tabs until the card pops up slightly.
6. Remove the Mini PCI card from the connector at a 45-degree angle.
Replacing the Mini PCI Card
1. Align the Mini PCI card with the connector at a 45-degree angle, and press the Mini PCI card into the connector until it clicks.
2. Connect the antenna cables to the Mini PCI card.
NOTICE: To prevent damage to the Mini PCI card connector, do not use tools to spread the securing clips that secure the card.
1 Mini PCI card
2 metal securing tabs (2)
NOTICE: To avoid damaging the antenna cables or the Mini PCI card, never place the cables under the card.
NOTICE: The connectors are keyed to ensure correct insertion. If you feel resistance, check the connectors and realign the card.