Functional Description
CPC805
C P C 8 0 5 U s e r M a n u a l
36
© 2 0 1 2 F a s t w e l v . 0 0 1 a E P r e
2.2
LED Indicators
Four LEDs are located on the front side of the module:
Table 2-12:
Front Side LEDs
Name
Function
Description
HL1 green
Startup diagnostics
Fast blinking (~8 Hz) after power-on,
slow blinking (~1 Hz) after BIOS is started until
INT 19h BIOS procedure is finished
then lights constantly.
HL1 red
IDE/SATA activity
On when IDE/SATA devices are accessed
HL2 green
HL2 red
User LEDs. Controlled through 317h register (see subsection SPI Controller Registers
description.
Gigabit Ethernet status (1 and 2) LEDs integrated in sockets:
§
Line: (green) Line connected
§
Act: (green) Network activity
(TBA)