Fatal1ty x399 not booting, C5 d0 C0
Printed From: ASRock.com
Category: Technical Support
Forum Name: AMD Motherboards
Forum Description: Question about ASRock AMD motherboards
URL: https://forum.asrock.com/forum_posts.asp?TID=8098
Printed Date: 19 Jul 2025 at 5:05am
Software Version: Web Wiz Forums 12.04 - http://www.webwizforums.com
Topic: Fatal1ty x399 not booting, C5 d0 C0
Posted By: Illithor Reyxina
Subject: Fatal1ty x399 not booting, C5 d0 C0
Date Posted: 18 Mar 2018 at 12:16pm
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I have been working on getting my pc build working. When I turn it on it give the Dr. Debug error codes C5, d0, C0 in that order. It then restarts after a period of time. It doesn't make it as far as the boot screen. Build Specs: Fatal1ty x399 professional gaming Ryzen Threadripper 1920X ARCTIC Freezer 33 TR Silicon Power 120GB SSD 3D NAND WD Blue 1TB SATA 6 Gb/s Desktop Hard Drive (WD10EZEX) GIGABYTE GeForce GTX 1050 GeIL EVO POTENZA 16GB (2 x 8GB) 288-Pin DDR4 SDRAM DDR4 3000 (PC4 24000) Desktop Memory Model CORSAIR TX Series TX650M 650W 80+ Gold Modular Power Supply |
Replies:
Posted By: kerberos_20
Date Posted: 18 Mar 2018 at 12:24pm
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c0/c5 are ninitialisation codes (not error codes) d0 - CPU initialization error ------------- http://valid.x86.fr/diq4l4" rel="nofollow">  http://www.userbenchmark.com/UserRun/47132492" rel="nofollow - userbenchmark |
Posted By: SoniC
Date Posted: 19 Mar 2018 at 1:21am
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re-seat the CPU, check for bent pins. ------------- -=SoniC=- TR x1950, ASRock X399 FPG (v. 3.33A), G.Skill 3200 CL14 64GB, Enermax LiqTech 280, AMD Vega 64 LC, 10x HDDs (mostly Hitachi), 2x M.2 (970EVO,960Pro), Xonar DX, AX1200i PSU |
Posted By: Illithor Reyxina
Date Posted: 20 Mar 2018 at 11:13am
| " rel="nofollow - I already reseated my CPU once. Since this is a LGA socket, should I maybe replace the motherboard? |