Table of Contents
Advertisement
8
7
AC'97 Audio/Modem Riser
D
VCC3_3SBY
VCC3_3SBY
4.7K
MONO_OUT
U3
13
14
4
PRI_DWN_U
6
PRI_DWN_RST#
5
13
7
PRI_DWN#
SN74LVC08A
C
3
1
2
AC_SDATAOUT
9,13
AC_RST#
9
Au d io Do w n
JP 2
B
E nable*
Dis able
A
8
7
6
VCC3_3
VCC5
VCC12
VCC12-
J8
B1
AUDIO_MUTE#
B2
GND[0]
(ISOLATED)
B3
MONO_OUT/PC_BEEP
B4
RESV[1]
B5
RESV[2]
B6
PRIMARY_DN#
B7
-12V
B8
GND[1]
B9
+12V
B10
GND[2]
B11
+5VD
KEY
KEY
B12
GND[3]
B13
RESV[3]
B14
RESV[4]
B15
+3.3VD
B16
GND[4]
B17
AC97_SDATA_OUT
B18
AC97_RESET#
B19
AC97_SDATA_IN3
B20
GND[5]
B21
AC97_SDATA_IN2
B22
GND[6]
B23
AC97_MSTRCLK
1-2
2-3
6
5
4
A1
AUDIO_PWRDWN
A2
MONO_PHONE
A3
RESV[5]
A4
RESV[6]
A5
RESV[7]
A6
GND[7]
A7
+5VDUAL/5VSBY
A8
USB_OC
A9
GND[8]
A10
USB+
A11
AC'97_RISER
USB-
KEY
AMR_CONNECTOR
KEY
A12
GND[9]
A13
S/P_DIF_IN
A14
GND[10]
A15
+3VDUAL/3VSBY
A16
GND[11]
A17
AC97_SYNC
A18
GND[12]
A19
AC_SDATAIN1_R
AC97_SDATA_IN1
A20
GND[13]
A21
AC97_SDATA_IN0
A22
GND[14]
A23
AC97_BITCLK
5
4
3
2
MONO_PHONE
13
VCC5
AC97_OC#
23
AC97_USB+
23
AC97_USB-
23
VCC3_3SBY
AC_SYNC
9,13
R113
AC_SDATAIN1
9
0K
AC_SDATAIN0
9,13
AC_BITCLK
9,13
TITLE: INTEL(R) 820 CHIPSET CUSTOMER REFERENCE BOARD
AUDIO/MODEM RISER
DRAWN BY:
PCD PLATFORM DESIGN
R
1900 PRAIRIE CITY ROAD
LAST REVISED:
FOLSOM, CALIFORNIA 95630
3
2
1
D
C
B
A
REV:
1.01
PROJECT:
SHEET:
15
OF 36
1
Hide quick links:
Advertisement
Table of Contents
