MSI P7N SLI PLATINUM User Guide - Page 22
MS-7380 Mainboard, D-Bracket - problems
UPC - 816909043020
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MS-7380 Mainboard 20 D-Bracket™ 2 Connector This connector is for you to connect to the D-Bracket™2 which integrates four LEDs and USB ports. It allows users to identify system problems through 16 various combinations of LED signals. D-Bracket™ 2 (Optional) DBR1 DBR2 DBR3 DBR4 NC 2 10 1 9 DBG1 DBG2 DBG3 DBG4 Key Red LED Signal 1 2 3 4 Connected to USB connector Connected to DBracket 2 connector Green Description LED Signal Description System Power ON The D-LED will hang here if the 1 processor is damaged or not in- 3 stalled properly. Initializing Video Interface 2 This will start detecting CPU clock, 4 checking type ofvideo onboard. Then, detect and initializethe video adapter. 1 2 EarlyChipset Initialization 3 4 BIOS Sign On 1 2 This will start showing information 3 4 about logo, processor brand name, etc... Memory Detection Test Testing Base and Extended Memory 1 2 Testing onboard memory size. The 1 2 Testing base memory from 240K to 3 D-LED will hang if the memory mod4 ule is damaged or not installed 3 4 640K and extended memory above 1MB using various patterns. properly. 1 2 Decompressing BIOS image to RAM 1 2 Assign Resources to all ISA. 3 4 for fast booting. 3 4 1 2 Initializing Keyboard Controller. 1 2 Initializing Hard Drive Controller This will initialize IDE drive and 3 4 3 4 controller. 1 2 Testing VGA BIOS 1 2 Initializing Floppy Drive Controller This will start writing VGA sign-on This will initialize Floppy Drive and 3 4 message to the screen. 3 4 controller. 1 Processor Initialization 2 This will show information regarding 1 2 BootAttempt This will set low stack and boot via 3 4 the processor (like brand name, sys- 3 4 INT 19h. tem bus, etc...) 1 2 1 2 Testing RTC (Real Time Clock) Operating System Booting 3 4 3 4 En-14