Dear All, I was purchased a pc for home use, but after few days the pc does not work properly. Their are three major problem i.e. Restarting, display and Memory issues. 1. Computer does not restart proper gives three beep and shutdown. 2. Display Problem 3. Two ram jointly not supported. pc does not start. Somebody tell me that these problems is relating to motherboard, so I complaint to Intel and they want some informations that is undergiven. I give all the answer and sent my mother board and processors and processors fan to Intel. After 20 days the Intel sent my motherboard and ask me that mother board is ok and they changed the processors fan, which was faulty. But now I saw that the problem remain. Now all the same problems are remain, pc does not work properly. My details are as follows: SMPS Voltage : 220 volt , 50 hz (input) and AC 220 volt , 1.5a , 60 hz output Company : Pers RAM Company : Simmtonics (DDR 2) 533 Mhtz Size : 256MB PROCESSORS Model No : Dual Core 2.8 Ghtz (P4) PROCESSOR information as follows: Intel(M) (C)' 04 (Pentium' D) 820SL8CP MALAY 2.8 GHZ / 2M / 800 / 05 A L631B062 2L635326A1210 Dual Processing Made in Malayasia PROCESSOR FAN details as follows: a. Does the cooler fan have an Intel® hologram logo? YES b. Cooler Fan Part Number 1 : D34017- 002 c. Cooler Fan Part Number 2 : 260846 43 d. Cooler Fan Part Number 3 : FHP - 7533 ( 12UDC 0.60A ) e. Manufacturing Company : FUJIKURA Please help me in this matter. Thanking You, Manish Bhardwaj