- Aug 30, 2008
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My Sapphire HD 4870 X2 is switching off (to "No Input Detected") after about 15 secs after boot up (i.e. by the the time I get into BIOS).
The details for my new PC are as follows:
Case: Coolmaster Praetorian 731 fully aluminium case with 2x front 80mm dia (air intakes), 1x top 80mm dia (exhaust) and 2x rear 80mm dia fans (exhaust)
PSU: Antec TruePower Quattro 1000W
Motherboard: Gigabyte GA-X48T-DQ6
CPU: Intel Quad Core Extreme QX9770; 12Mb Cache, 1600MHz FSB and (8 x 400MHz) 3.2Ghz stock
HSF: Thermaltake Big Typhoon 120VX with Thermalright bolt-thru-bracket
RAM: OCZ Gold Edition DDR3 1333Mhz 2x 1Gb DIMMS
Graphics: Sapphire ATI HD4870 X2 2Gb
The fan is spinning on the card and I have checked that it is correctly seated and the cooling fan is spinning. There is also a red light (the middle of 5 so it appears) on the back of the card in the top right hand corner (looking into the case) - does this mean anything?
Could this be a power or cooling problem?
Any help is appreciated.
The details for my new PC are as follows:
Case: Coolmaster Praetorian 731 fully aluminium case with 2x front 80mm dia (air intakes), 1x top 80mm dia (exhaust) and 2x rear 80mm dia fans (exhaust)
PSU: Antec TruePower Quattro 1000W
Motherboard: Gigabyte GA-X48T-DQ6
CPU: Intel Quad Core Extreme QX9770; 12Mb Cache, 1600MHz FSB and (8 x 400MHz) 3.2Ghz stock
HSF: Thermaltake Big Typhoon 120VX with Thermalright bolt-thru-bracket
RAM: OCZ Gold Edition DDR3 1333Mhz 2x 1Gb DIMMS
Graphics: Sapphire ATI HD4870 X2 2Gb
The fan is spinning on the card and I have checked that it is correctly seated and the cooling fan is spinning. There is also a red light (the middle of 5 so it appears) on the back of the card in the top right hand corner (looking into the case) - does this mean anything?
Could this be a power or cooling problem?
Any help is appreciated.