The
following
illustrations
show
the
LEDs
on
the
processor
board.
Front
side
Microprocessor 1
power module
error LED
Microprocessor 1
error LED
Microprocessor 3
error LED
Microprocessor 3
power module
error LED
VRM
error
LED
Power-good
LED
Reverse
side
Microprocessor 2 error LED
Microprocessor 4 error LED
Microprocessor 2 power
module error LED
Microprocessor 4 power
module error LED
Chapter
4.
Installing
options
83