Intel DZ77RE-75K Technical Product Specification - Page 45
Table 10. Board Status LEDs
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Product Description Table 10. Board Status LEDs Item/Callout in Figure 10 LED Name A Hard Drive Activity LED Color Blue B CPU Hot Red C VR Hot Red D Watch Dog Fire / Back to Red BIOS E CPU Initialization Green F Memory Initialization Green G Video Initialization Green H USB Initialization Green I Hard Drive Initialization Green J Option ROM Initialization Green K Operating System Start Green Supported Modes On/Off On/Off On/Off On/Off/Flash Control Source Hard drive controller(s) Discrete circuit Discrete circuit BIOS On/Off/Flash On/Off/Flash On/Off/Flash On/Off/Flash On/Off/Flash On/Off/Flash On/Off/Flash BIOS BIOS BIOS BIOS BIOS BIOS BIOS 45
Product Description
45
Table 10. Board Status LEDs
Item/Callout
in Figure 10
LED Name
LED
Color
Supported Modes
Control Source
A
Hard Drive Activity
Blue
On/Off
Hard drive
controller(s)
B
CPU Hot
Red
On/Off
Discrete circuit
C
VR Hot
Red
On/Off
Discrete circuit
D
Watch Dog Fire / Back to
BIOS
Red
On/Off/Flash
BIOS
E
CPU Initialization
Green
On/Off/Flash
BIOS
F
Memory Initialization
Green
On/Off/Flash
BIOS
G
Video Initialization
Green
On/Off/Flash
BIOS
H
USB Initialization
Green
On/Off/Flash
BIOS
I
Hard Drive Initialization
Green
On/Off/Flash
BIOS
J
Option ROM Initialization
Green
On/Off/Flash
BIOS
K
Operating System Start
Green
On/Off/Flash
BIOS