Dell XPS M1530 (M1530, Late 2007) - Manual (Page 29)

Processor Thermal-Cooling Assembly 29
NOTE: This procedure assumes that you have already removed the processor
thermal-cooling assembly and are ready to replace it.
1 Peel the backing off the thermal cooling pad and adhere the pad to the
portion of the thermal-cooling assembly that covers the processor.
2 Place the assembly on the system board.
3 Tighten the six captive screws and the M2.5 x 5-mm screw on the thermal-
cooling assembly.
4 Replace the module cover.