
Product Description
43
Table 13. Board Status LEDs
Item/Callout
in Figure 9
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
Summary of Contents for DZ77BH-55K
Page 4: ...Intel Desktop Board DZ77BH 55K Technical Product Specification iv...
Page 68: ...Intel Desktop Board DZ77BH 55K Technical Product Specification 68...
Page 78: ...Intel Desktop Board DZ77BH 55K Technical Product Specification 78...
Page 100: ...Intel Desktop Board DZ77BH 55K Technical Product Specification 100...