Biostar M7VKQ M7VKQ user's manual - Page 23

Front Panel Conector: JPANEL1, Assignment, Function

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Chapter 1 Motherboard Description 1.6.1 Front Panel Connector: JPANEL1 K SLP POW-LED ON/OFF E IR (+) (+) (-) Y 2 24 1 23 SPK (+) (-) HLED RST NA Pin Assignment No. 1 +5V 3 NA 5 NA 7 Speaker 9 HDD LED (+) 11 HDD LED (-) 13 Ground 15 Reset Control 17 NA 19 NA 21 +5V 23 IRTX Function Speaker Connector Hard Drive LED Reset Button IrDA Connector Pin Assignment No. 2 Sleep Control 4 Ground 6 NA 8 Power LED (+) 10 Power LED (+) 12 Power LED (-) 14 Power Button 16 Ground 18 KEY 20 KEY 22 Ground 24 IRRX Function Sleep Button NA POWER LED Power-on Button IrDA Connector SPK (Speaker Connector) An offboard speaker can be installed on the motherboard as a manufacturing option. It can be connected to the motherboard at the front panel connector. The speaker (onboard or offboard) provides error beep code information during the Power On Self-Test when the computer cannot use the video interface. The speaker is not connected to the audio subsystem and does not receive output from the audio subsystem. 1-18

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Chapter 1
Motherboard Description
1-18
1.6.1 Front Panel Connector: JPANEL1
Pin
Assignment
Function
Pin
Assignment
Function
No.
No.
1
+5V
2
Sleep Control
Sleep
3
NA
Speaker
4
Ground
Button
5
NA
Connector
6
NA
NA
7
Speaker
8
Power LED (+)
9
HDD LED (+)
Hard Drive
10
Power LED (+)
POWER
11
HDD LED (-)
LED
12
Power LED (-)
LED
13
Ground
Reset
14
Power Button
Power-on
15
Reset Control
Button
16
Ground
Button
17
NA
18
KEY
19
NA
IrDA
20
KEY
IrDA
21
+5V
Connector
22
Ground
Connector
23
IRTX
24
IRRX
SPK (Speaker Connector)
An offboard speaker can be installed on the motherboard as a manufacturing option.
It can be connected to the motherboard at the front panel connector. The speaker
(onboard or offboard) provides error beep code information during the Power On
Self-Test when the computer cannot use the video interface. The speaker is not
connected to the audio subsystem and does not receive output from the audio
subsystem.
SPK
POW-LED
ON/OFF
K
E
Y
HLED
IR
SLP
(-)
(+)
(-)
(+)
(+)
NA
RST
2
1
24
23