Welcome to the forums
He *may* get away with booting into Safe Mode, and doing a System Restore to the lest date before these problems started happening?
Or he may have to do a 'Repair' install - for which there are plenty of guides. Google (i.e.) 'Repair Install'.
From experience, I've found that: “Beauty is in the eye of the beer-holder”!!
XPS M1730: Smoke Grey Magnesium Alloy Chassis - with White LED Backlights17" UltraSharp WUXGA Widescreen TFT (1920 x 1200) with TrueLifeIntel Core 2 Duo Processor T9300 @ 2.50GHz (800 MHz FSB, 4MB L2 cache)4GB (2x 2GB) Patriot Signature PC2-5400 @ 667MHzDUAL 512MB Nvidia 8800M GTX cards in SLi + 128MB Ageia PhysX 640GB SATA II (2x 320GB WD Scorpio Black 7200rpm)8x Super-Multi DVD±RWCreative X-Fi Notebook (ExpressCard) + Creative GigaWorks T40 Series IIIntegrated 2MP WebcamDell Wireless 355 Bluetooth 2.0 ModuleIntel Next-Gen Wireless-N Mini-CardTV Tuner and Dell Travel Remote Control 4-in-1 Flash Card Reader (SSD/MMC/MS Pro/xD)
230W AC Adapter / 9-cell Lithium-Ion BatteryWindows 7 Home Premium (64bit)
HERE is the Dell troubleshooting guide (from the manual) for your PC. It details the power light codes and the diagnostic light codes and beep codes, for troubleshooting.
I am not a Dell Employee
Dell forum member since 2002
Home Built PC with ASRock Z77 Professional, i7 3770 CPU, Windows 10 64 bit Pro. SSD drive. Sonar Platinum Recordng Software.
Member of Nashville based R.O.P.E.