32
75ERV
1 3
USB0
USB1
PS/2
MOUSE
PS/2
K/B
LPT1
COM1
COM2
GAME/MIDI POR
T
MIC
LINE
OUT
LINE
IN
FDC1
NJP1
S
APK
RST
PLED
KEYL
OCK
SLED
HDD/LED
IR
PWR
S
MI
++
--
+
-
1
30
Li
Battery
CNR1
FLASH BIOS
PCI 1
PCI 2
PCI 3
PCI 4
PCI 5
PCI 6
LPC I/O
Controller
Clock
Gener
ator
AGP 4X
VIA
VT8366A
DDR 266
SS
F
1
ZD1
VIA
VT8233A
SW2
SW1
ON
DIP
1 2 3 4 5 6
CN1
JCD_IN1
IDE1
IDE2
1
16
USB3
SOCKET A
RT1
FAN1
F
AN2
1 3
FAN4
1 3
1 3
WOL1
1 3
AC'97
Codec
F
AN3
1 3
JBAT1
1 4
DIMM1
DIMM2
DIMM3
3 1
JP1
ON
DIP
1 2 3 4 5 6
2-6.7 Communication And Networking Riser Slot (CNR)
• This connector allows you to use network, modem or audio riser cards.
Note:
1. If modem CNR is installed, the modem CNR must be set as primary.
2. LAN CNR is not supported on this mainboard.
3. The audio CNR must be set as secondary, if on-chip AC 97 is enabled.
4. CNR devices are not provided with this mainboard.
CNR slot