Acer R700 manual 104

104					6 Technical Reference
	Diagnostic LED Decoder
Post
	G=Green,R=Red,A=Amber				Description
Code
	MSB			LSB
4Bh	G	R	G	G	Memory Test: The amount of
					memory above 8 MB has been
					found and verified. Checking for
					a soft reset and clearing the
					memory below 8 MB for the soft
					reset next. If this is a power-on
					situation, going to checkpoint
					4Eh next.
57h	Off	A	G	A	Chipset hook after memory size.
53h	Off	R	A	A	Display processor cache size.
54h	Off	A	Off	R	Disable parity and nmi
					reporting.
60h	Off	R	R	Off	Test 8237 DMA Controller: The
					DMA page register test passed.
					Performing the DMA Controller
					1 base register test next.
65h	Off	A	R	G	Init 8237 DMA Controller: The
					DMA controller 2 base register
					test passed. Programming DMA
					controllers 1 and 2 next.
7Fh	G	A	A	A	Extended NMI enable: Extended
					NMI source enabling is in
					progress.
80h	R	Off	Off	Off	Enable Mouse and Keyboard:
					The keyboard test has started.
					Clearing the output buffer and
					checking for stuck keys. Issuing
					the keyboard reset command
					next.