Intel DZ68ZV Technical Product Specification - Page 40

Table 9. Diagnostic LEDs

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Intel Desktop Board DZ68ZV Technical Product Specification Table 9. Diagnostic LEDs Item/Callout in Figure 7 Activity A Watch Dog Timer Fire/ Back to BIOS LED Color Red B Processor Initialization Green C Memory Initialization Green D Video Initialization Green E USB Initialization Green F Option ROM Initialization Green G Hard Drive Initialization Green H OS Start Green Description When the watch dog timer fires to reset the board, this LED will flash. In addition, this LED will light and stay on when the Back to BIOS button has been pressed. This LED will flash when the processor initialization activity starts. Then the LED will stay on when processor initialization is complete. This LED will flash when the memory initialization activity starts. Then the LED will stay on when memory initialization is complete. This LED will flash when the video initialization activity starts. Then the LED will stay on when video initialization is complete. This LED will flash when the USB initialization activity starts. Then the LED will stay on when USB initialization is complete. This LED will flash when the option ROM activity starts. Then the LED will stay on when option ROM initialization is complete. This LED will flash when the hard drive activity starts. Then the LED will stay on when hard drive initialization is complete. Just before BIOS transfers control to the operating system, this LED will light and stay on. 40

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Intel Desktop Board DZ68ZV Technical Product Specification
40
Table 9. Diagnostic LEDs
Item/Callout
in Figure 7
Activity
LED
Color
Description
A
Watch Dog Timer Fire/
Back to BIOS
Red
When the watch dog timer fires to reset the
board, this LED will flash.
In addition, this LED will light and stay on when
the Back to BIOS button has been pressed.
B
Processor Initialization
Green
This LED will flash when the processor
initialization activity starts.
Then the LED will
stay on when processor initialization is
complete.
C
Memory Initialization
Green
This LED will flash when the memory
initialization activity starts.
Then the LED will
stay on when memory initialization is complete.
D
Video Initialization
Green
This LED will flash when the video initialization
activity starts.
Then the LED will stay on when
video initialization is complete.
E
USB Initialization
Green
This LED will flash when the USB initialization
activity starts.
Then the LED will stay on when
USB initialization is complete.
F
Option ROM Initialization
Green
This LED will flash when the option ROM activity
starts.
Then the LED will stay on when option
ROM initialization is complete.
G
Hard Drive Initialization
Green
This LED will flash when the hard drive activity
starts.
Then the LED will stay on when hard
drive initialization is complete.
H
OS Start
Green
Just before BIOS transfers control to the
operating system, this LED will light and stay
on.