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3.5-SBC-APL – Rev. 0.1
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7.7.
Buzzer Connect
or (BZ1)
The buzzer connector (BZ1) provides an audio buzzer output signal.
Figure 17: Buzzer connector (BZ1)
Pin assignment Buzzer Connector (BZ1)
Pin
Signal
1
VCC5
2
SB_HDA_SPKR
7.8.
Front Pane
l (FP1)
The front panel connector supplies signals for the power button, power LED and storage LED.
Figure 18: Front Panel Connector
Pin Assignment Front Panel Connector (FP1)
Pin
Signal
Pin
Signal
1
VCC3
2
GND
3
SB_SATA_LED#
4
3VSB
5
GND
6
SB_PWRBTN#
7
EXT_RESET#
8
GND
9
10
NC
7.9.
System Fan Connecto
r (SYS_FAN1)
The system fan connector (SYS_FAN1) is reserved for the system fan with PWM functions.
Figure 19: System Fan Connector
1
4