DFI 40800950 User Manual

2

Hardware Installation

39

S1 (POS - Power On Suspend) state, it will blink every second.

When the system is in the S3 (STR - Suspend To RAM) state, it will

blink every 4 seconds.

Note:

If a 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.

Use pins 24 to 25 to connect to the keyboard lock (located on the

front panel of the system chassis) for locking the keyboard.

Pin

1

2
3
4

5
6
7

8
9

10

11
12
13

14
15
16

17

18

19
20
21

22

23

24

25

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)

KEYLOCK

(Power/Standby LED and Keylock

connector)

Pin Assignment
HDD LED Power

HDD
N. C.
Green LED Power

Green
N. C.
PWRBT

Ground
N. C.
SMI

Ground
N. C.
H/W Reset

Ground
N. C.
Speaker Data

N. C.

Ground

Speaker Power
N. C.
LED Power (+)

N.C.

LED Power (-) or Standby Signal

Keylock

Ground
Use pins 21-23 for the Power/

Standby LED.