help needed after shutting down my pc last night
when i started this morning it says "missing operating system"
i try to use my windows 7 dvd nothing is working too
checked the BIOS if d hard-disk is not connected but is connected
OS Microsoft Windows 8 Professional CPU AMD Phenom(tm) II X4 965 Processor Motherboard ECS A790GXM-AD3 Memory 16.00 GB Graphics Card AMD Radeon HD 7850 2GB Sound Card (1) C-Media PCI Audio Device (2) AMD HD Audio Monitor(s) Displays LG LS192WS Screen Resolution 1440 x 900 @ 32bit color
Keyboard Dell SK-8115 Mouse Razer Copperhead PSU Corsair HX620 Case Thermaltake V4 Black Edition Cooling Cooler Master Hyper 212 + Artic Silver 3 on CPU/GPU Hard Drives (1) ST31000524AS SATA Disk Device (2) ST3500413AS SATA Disk Device AHCI mode enabled.
Computer type PC/Desktop System Manufacturer/Model Number Home Built - Jan 2013 OS Windows 7 64 Bit Home Premium SP1 CPU i7-3820 Motherboard Asus P9X79-PRO - Bios 3305 Memory GSkill F3-14900CL9Q - 16GB Graphics Card EVGA GeForce GTX660 - Driver 310.90 Sound Card On board Realtek ALC898 Monitor(s) Displays Acer S271HL Screen Resolution 1920 x 1080
Keyboard MS KC-0405 Mouse Intellimouse 5-button PSU Corsair CMPSU-850TX-V2 - 850 watt (by Seasonic) Case Corsair Obsidian 550D Cooling Standard 3 120mm case fans, Cooler Master Hyper 212 EVO Hard Drives #1- Samsung 840 Pro Series
#2- Western Digital WD1002FAEX Sata3 Black
#3- Western Digital WD1002FAEX Sata3 Black Internet Speed 25Mbits/Sec (on a good day) Antivirus Avast & Malwarebytes Browser Firefox Other Info Asus DVD - DRW-24B1ST 24X