15
3.5. Attaching Connectors
3.5.1.
Front Panel Connectors (J3)
There are seven connectors on the mainboard for speaker, switches, and
indicator lights on the systems front panel.
Attaching Connectors
Hardware Installation
PW ON
This 2-pin connector connects to the case-mounted
Power button.
RST
This 2-pin connector connects to the case-mounted
reset switch and is used to reboot the system.
GLED
This 2-pin connector connects to the case-mounted
Green LED to indicate a standby status. The LED
remains lit even when the system is off to indicate
that AC power is available. When the system enters
standby mode, the LED starts blinking.
HLED
This 2-pin connector connects to the case-mounted
HDD LED to indicate hard disk activity.
PLED &
keylock
This 5-pin connector connects to the case-mounted
keylock switch and the power LED. The keylock
switch is used to lock the keyboard for security
purposes.
EPMI
This 2-pin connector connects to the case-mounted
EPMI. The EPMI switch is used to into power saving
and resume.
SPKR
This 4-pin connector connects to the case-mounted
speaker.
LED cathode
S peaker-out
Ground
Ground
+5V
Non
LED anode
K eyboard
Ground
LED cathode
LED anode
LED cathode
LED anode
Reset Si ngle
P ower on/off
Ground
Pin 1
(PW ON)
POW ER
SWITCH
(PWRLED/KEYLOCK)
POW ER LED
& KEYLOCK
SPEAKER
(SPKR)
(RST)
RESET
BUTTON
(GLED)
Green
LED
(IDELED)
HDD
LED
Ground
EPMI
PCI
ATX POWER CN8
D
IMM1
DIM
M
2
M
C
IDE2
IDE1
Vt6103
0139CD
TA
I W
AN
12E000000
ISL6524C
B
PO
131A
GJB
UK
1203
80
012
6
950
503
AF
FAN1
FAN2
J7
CD ROM Line-in
CIR Module
Connector
J6
J9
J12 Video in Connector
Battory Cr2032
AC97 Codec
LAN VT6103
J10
Clear CMOS
J5
FIR Module Connect oor
PCI
S
lo
t
Clock
Generator
J8
Wake up
on Modem
J11
1-2 RCA Video
3-4 S/P DIF
TV Out
