Please suggest me a good baord in price range of Rs.2500-3000. i want a baord which has 4 RAM slots supporting ram of DDR2 min.667mhz frequency and max.1066. and i need 1 PCI*16 slot and one IDE slot. these are the must points which i want in my board(my config. is intel pentium D 800FSB 3.0GHz, RAM= 1Gb DDR2 of kingston having frequency 667MHz and latency is 5-5-5-5, and my other RAM is of transcend of same frequency and same latency, 250Gb SATA HDD of WD, 400W PSU) suggest the Motherboard for this config. i like to buy "gigabyte".
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Here are some possibilities:
1. Check or replace the CMOS battery. Some motherboards can operate without a battery (they just cannot keep user settings), but they show weird behaviour with a weak battery. Remove it and test the voltage with a multimeter if you have one.
2. Disconnect and reconnect everything. (Turn off power and disconnect from the mains first!!). Everything means RAM sticks, PSU connectors to motherboard, gfx card, etc.
3. The problem could be heat-related. Most heat-related problems appear when the defective part has warmed up, but it occasionally happens that a defective part has to be warmed up first before it can work properly. To test for this, take a hair dryer, turn on the computer and blow warm air BRIEFLY on various parts of the computer (RAM etc) and see if it comes on.
BTW, it's a good idea to give some indication of the nature of your problem in the subject line.
THx for the suggestion i have not try your first solution but today i will try it.
and for your second solution i remove everything when my pc is not starting but again there is no response from the MB and also there is no beep sound after removing the RAM. but after 6-7 hours again it started and works well for 7-8 hours. i think my MB needs some repairing. just because of that i am thinking for the backup solution of my MB. please suggest me a good board, which has good capacitors or chips which can resist heat.
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If its not virus problem then try this:
Try removing one of the RAM alternately and check if the problem still persists.
Try formatting the Window 7 installation. But make it ur last option.
My HDD is working well and my both OS`s are working well on other computer, and i am running my system only on one RAM.