IEI Integration IMBA-Q670 v2.01 - Manual (Page 54)

IMBA-Q670 ATX Motherboard
Page 38
Figure 3-22: SMBus Connector Location
Pin Description
1 +5V_DUAL
2 SMBCLK
3 SMBDATA
4 GND
Table 3-18: SMBus Connector Pinouts
3.2.22 SPDIF Connector
CN Label: SPDIF1
CN Type: 5-pin header
CN Location: See Figure 3-23
CN Pinouts: See Table 3-19
Use the SPDIF connector to connect digital audio devices to the system.