1-21Chapter 1 Motherboard 4845PE1.7.11 Smart Card Connector: SC1 (optional)This optional connector supports the Smart Card functionproviding the connection with aan external Smart card.1.7.12 Audio-in Connectors: AUXIN1 & VOIN1No.17 AUXIN1 and No.18 VOIN1 are connectors supportingsupporting the external audio-out devices.IntelICH4mPGA478BSocket 478Intel845PEBIOS8100BLIT8712FLPC IORTLAUXIN1 VOIN1SC1 Smart Card Connector111