Asus Maximus IV GENE-Z GEN3 User Manual - Page 54

Debug LEDs, Debug table, The Debug LED design provides you the 2-digit display, allowing you to know

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5. Debug LEDs The Debug LED design provides you the 2-digit display, allowing you to know the system status. Refer to the Debug table below for details. Debug table Code Description 00 Not used 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 05 OEM 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 0A OEM initialization after microcode loading 0B Cache initialization 0C - 0D Reserved for future AMI SEC error codes 0E Microcode not found 0F Microcode not loaded 10 PEI Core is started 11 - 14 Pre-memory CPU initialization is started 15 - 18 Pre-memory System Agent initialization is started 19 - 1C Pre-memory PCH initialization is started 2-22 Chapter 2: Hardware information

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5.
Debug LEDs
The Debug LED design provides you the 2-digit display, allowing you to know
the system status. Refer to the Debug table below for details.
Debug table
Code
Description
00
Not used
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
05
OEM 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
0A
OEM initialization after microcode loading
0B
Cache initialization
0C – 0D
Reserved for future AMI SEC error codes
0E
Microcode not found
0F
Microcode not loaded
10
PEI Core is started
11 – 14
Pre-memory CPU initialization is started
15 – 18
Pre-memory System Agent initialization is started
19 – 1C
Pre-memory PCH initialization is started
2-22
Chapter 2: Hardware information