Advantech Industrial Mini-ITX Motherboard with DDR2/Dual GbE/PCI AIMB-221 - Manual (Page 51)

41 AIMB-221 User Manual
Chapter 2
C
onnecting
Peripherals
2.20 SPKOUT1
SPKOUT1
pin.1 AMP_L
pin.2 AMP_L#
pin.3 AMP_R#
pin.4 AMP_R