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DFI PE21-EC Manual Del Usuario página 28

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1
Quick Setup Guide
1.3.17 Front Panel Connectors
HD-LED
(Primary/Secondary IDE LED)
G-LED
(Green LED)
ATX-SW
(ATX power switch)
G-SW
(Green switch)
RESET
(Reset switch)
SPEAKER
(Speaker connector)
PWR-LED
(Power/Standby LED)
If your system did not boot-up and the Power/Standby LED did not
light after it was powered-on, it may indicate that the CPU or
memory module was not installed properly. Please make sure they
are properly inserted into their corresponding socket.
28
Front panel
connectors (J22)
Pin
Pin Assignment
3
HDD LED Power
5
HDD
1 4
Green LED Power
1 6
Ground
8
PWRBT+
1 0
PWRBT-
1 8
Ground
2 0
SMI
7
Ground
9
H/W Reset
1 3
Speaker Data
1 5
N. C.
1 7
Ground
1 9
Speaker Power
2
LED Power (+)
4
LED Power (+)
6
LED Power (-) or Standby Signal

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