Diagnostic light in Dell xps 420 Tags: CPUs XPS Light Dell Studio Xps Last response: June 4, 2010 8:07 AM in CPUs Share guan8810 February 18, 2010 12:06:11 AM Hello, My XPS 420 diagnotic light shows 134. It is not in the manual. Can someone help me? Thanks Guan More about : diagnostic light dell xps 420 enzo matrix a c 131 à CPUs February 20, 2010 7:34:06 PM guan8810 said:Was at the shop and put in another graphic card, system is working. Motherboard is ok. So you solved your own problem then? Is everything good now? m 0 l guan8810 February 26, 2010 11:29:38 PM Yes. Finally bought an ASUS EAH5770 graphic card and OCZ 600W PSU yesterday. All working perfectly now. m 0 l Can't find your answer ? Ask ! Get the answer garich67212 June 4, 2010 8:07:39 AM I had the same problem & it was under warranty! Dell looked up 134 and advised me it was a problem with the video card. First attempt... Remove video card & reinsert it! That's all it too! Good luck m 0 l Can't find your answer ? Ask ! Publish Related resources Diagnostic light in Dell xps 420 Forum XPS 420 Diagnostic Lights Forum Dell XPS 400 wont boot blinking amber power light and diagnostic light 1 only Forum Dell XPS 420 1,2,3 light, no boot. Forum Lights 1, 2, then 1, 3, 4, Dell XPS 420 Forum Dell XPS 600 diagnostic lights 123 Forum SolvedDell XPS 420 Upgrade Forum SolvedEVGA GTX550TI 2GB vs GTX760 2GB in Dell XPS420 Forum SolvedI have a Dell XPS 420 with Vista, handed down to me, how to reset to factory default? Normal way not working. Forum SolvedI want to upgrade my Dell XPS 420 with a new GTX 760 or 770 GPU Forum SolvedUpgrade my Dell 420 XPS Forum SolvedDell XPS420 Intel Quad Duo to Intel i5-650 (cooler/heatsink)? Forum SolvedDell XPS 420 - Graphic Card And Ram Upgrade For Gaming? (HELP) Forum SolvedDell XPS 420 replacement PSU Forum SolvedHELP! My Dell XPS 420 is having RAM issues! Forum SolvedPower supply for Dell XPS 420 Forum SolvedDell XPS 420 GPU Upgrade Forum Solvedwin 7 oem in dell xps 420 with new ssd; OK? Forum SolvedRadeon 7950 into a Dell XPS 420 Forum SolvedI have a Dell XPS420 with a core 2 quad 6600 cpu. If I upgrade the graphics board and max out the memory will this machine be Forum More resources Read discussions in other CPUs categories AMD Intel Intel i5 Intel i7 Phenom Cooling Performance !