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63 Chapter 5
Front Panel Header
The front panel header (PANEL1) provides a standard set of switch and LED connectors commonly found on
ATX or Micro ATX cases. Refer to the table below for information:
2 +12V Power +12V
3 Sense Sensor
ATX1: ATX 24-pin Power Connector
Pin Signal Name Pin Signal Name
1 +3.3V 13 +3.3V
2 +3.3V 14 -12V
3 Ground 15 Ground
4 +5V 16 PS_ON
5 Ground 17 COM
6 +5V 18 COM
7 Ground 19 COM
8PWRGD 20
-5V
9 +5VSB 21 +5V
10 +12V 22 +5V
11 +12V 23 +5V
12 +3.3V 24 Ground
ATX12V1: ATX 12V Power Connector
Pin Signal Name
1 Ground
2 Ground
3 +12V
4 +12V
Illustration Pin Signal Function Pin Signal Function
1 HDD_LED(+) Hard disk LED(+) 2 Power LED (+) Power LED (+)
3 HDD_LED(-) Hard disk LED(-) 4 Power LED (-) Power LED (-)
5 Reset_SW Reset ground 6 PWR_SW Power button
signal
7 Reset_SW Reset signal 8 PWR_SW Power button
ground
9 RSVD Reserved 10 KEY Key
11 RSVD Reserved 12 LAN LED(+) LAN LED(+)
13 RSVD Reserved 14 LAN LED(-) LAN LED(+)
SYS_FAN1: System Cooling Fan Connector
Pin Signal Name Function