ASRock Z87 Extreme4 manual Dr. Debug, Code Description

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2.8 Dr. Debug

Dr. Debug is used to provide code information, which makes troubleshooting even easier. Please see the diagrams below for reading the Dr. Debug codes.

Code Description

00Please check if the CPU is installed correctly and then clear CMOS.

0d	Problem related to memory, VGA card or other devices.
	Please clear CMOS, re-install the memory and VGA card,
	and remove other USB, PCI devices.
01 - 54	Problem related to memory. Please re-install the CPU and
(except 0d),	memory then clear CMOS. If the problem still exists, please
5A- 60	install only one memory module or try using other memory
	modules.

55The Memory could not be detected. Please re-install the memory and CPU. If the problem still exists, please install only one memory module or try using other memory modules.

61 - 91	Chipset initialization error. Please press reset or clear
	CMOS.
92 - 99	Problem related to PCI-E devices. Please re-install PCI-E
	devices or try installing them in other slots. If the problem
	still exists, please remove all PCI-E devices or try using
	another VGA card.
A0 - A7	Problem related to IDE or SATA devices. Please re-install
	IDE and SATA devices. If the problem still exists, please
	clear CMOS and try removing all SATA devices.
b0	Problem related to memory. Please re-install the CPU and
	memory. If the problem still exists, please install only one
	memory module or try using other memory modules.

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