MSI MPG Z790 CARBON WIFI User Manual

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Debug Code LED
The Debug Code LED displays progress and error codes during and after POST. Refer
to the Debug Code LED table for details.
Boot Phases
Security (SEC) – initial low-level initialization
Pre-EFI Initialization (PEI) – memory initialization
Driver Execution Environment (DXE) – main hardware initialization
Boot Device Selection (BDS) – system setup, pre-OS user interface & selecting a
bootable device (CD/DVD, HDD, USB, Network, Shell, …)
Debug Code LED Table
SEC Progress Codes
01 Power on. Reset type detection (soft/hard)
02 AP initialization before microcode loading
03 System Agent initialization before microcode loading
04 PCH initialization before microcode loading
06 Microcode loading
07 AP initialization after microcode loading
08 System Agent initialization after microcode loading
09 PCH initialization after microcode loading
0B Cache initialization
SEC Error Codes
0C - 0D Reserved for future AMI SEC error codes
0E Microcode not found
0F Microcode not loaded
Hexadecimal Character Table
Hexadecimal 0 1 2 3 4 5 6 7
LED display
Hexadecimal 8 9 A B C D E F
LED display

MSI MPG Z790 CARBON WIFI Specifications

General

Processor socket	LGA 1700
Processor manufacturer	Intel
Compatible processor series	Intel Celeron, Intel Pentium Gold
Non-ECC	Yes
Memory channels	Dual-channel
Number of memory slots	4
Supported memory types	DDR5-SDRAM
Maximum internal memory	128 GB
Supported memory clock speeds	4800, 5000, 5200, 5400, 5600, 5800, 6400, 6600, 6800, 7000, 7200, 7400, 7600 MHz
Supported memory clock speed (max)	7600 MHz
RAID levels	0, 1, 5, 10
Supported storage drive types	HDD & SSD
Number of storage drives supported	10
Supported storage drive interfaces	M.2, PCI Express
Parallel processing technology support	Not supported
Number of SATA II connectors	0
Number of SATA III connectors	6
USB 3.2 Gen 1 (3.1 Gen 1) connectors	2
USB 3.2 Gen 2 (3.1 Gen 2) connectors	1
USB 2.0 ports quantity	USB 2.0 ports have a data transmission speed of 480 Mbps, and are backwards compatible with USB 1.1 ports. You can connect all kinds of peripheral devices to them.
Wi-Fi standards	802.11a, 802.11b, 802.11g, Wi-Fi 4 (802.11n), Wi-Fi 5 (802.11ac), Wi-Fi 6 (802.11ax)
Bluetooth version	5.3
Top Wi-Fi standard	Wi-Fi 6 (802.11ax)
Ethernet interface type	2.5 Gigabit Ethernet
Component for	PC
Product color	Black
Motherboard chipset	Intel Z790
Audio output channels	7.1 channels
Motherboard form factor	ATX
Windows operating systems supported	Windows 10 x64, Windows 11 x64
BIOS type	UEFI AMI
BIOS memory size	256 Mbit
Cables included	SATA
Number of M.2 (M) slots	5

Weight and Dimensions

Depth	243.84 mm
Width	304.8 mm