Have you called Compaq yet. My VPR Matrix 220A only runs the fan when it is under pretty heavy load. It has a 2.2Ghz P4-M, but normally only clocks at 1.2Ghz and leaves the fan off. It runs DVDs at 1.8Ghz and keeps the fan very quiet. At 2.2Ghz the fan cranks up, but still it is pretty quiet.
AMD Phenom II x4 945 3Ghz | ASUS M4A77TD | 2X WD 1TB SATA 2 hard drive | 2x2GB Corsair XMS3 | nVidia GeForce 8800 GTS | ATI TV Wonder Theater Pro 550 | Antec P-160 case | Antec 650w Earth Watts | LG Blu-ray Super Drive | LG DVD RW | Windows 7 Pro