6
Major Components
U14: Semtech SC1164 CPU DC/DC PWM IC
U1: VIA C3 EBGA CPU
DIMM1 and DIMM2: DIMM Socket support PC-133
U23: ST STV6412 Audio/Video Switch Matrix
U2: VIA VT8601
U25: IGS CyberPro 5005 VGA (Building TV OUT)
U13: TPA122 Op Amp for Audio Output
U12: VIA VT1611A AC97 Codec
U8: ICS 9248DF-39 Clock Generator
U17/U18: IR keyboard controller
U15/U16: RS-232 Buffer
U29: VIA VT82C686B
U10: DOC address Decoder
U19/U21: Realtek RTL8100/8100B LAN control Chip
U11: BIOS
U9: DOC
SL1: The PCI and PCI Riser
U26/U27: VGA Memory
Jumpers description
IR Controller
Resistor on RN88
PS/2 Keyboard/Mouse
Resistor removed from RN88
PS/2 and IR Keyboard/Mouse
Note: Both DIP and SMD IR keyboard controller IC was layouted in the board.
Be sure the IR firmware version match with your remote ir keyboard controller
J2 External SMI switch (Reservation Purpose for engineering testOnly)
Open
Disable
Close
Enable
JBAT1 CMOS Clear Jumper
Pin 1-2
Normal Operation
Pin 2-3
Clear CMOS
Summary of Contents for 6086N2 VIA C3 SERIES
Page 6: ...5 Board Diagram...
