MSI MS-8609 Schematic 0825

5
4
3
2
1
Important note:
a.
D D
MIC IN
EM2800 can only control AC97 from "analog input" to "digital output" EM2800 can not control AC97 from "analog input" to "analog output"
Analog Mux
Audio L_IN
Audio R_IN
a. Use 4052 as analog mux, connect 4052 output to audio connector b. Use AC97 as USB audio.
Before USB2.0 audio driver is ready to use, shall use "CFG3 pull down"
TV Audio
with 4052 analog mux as final shipping product.
After we verify the USB2.0 Microsoft audio drive or our own audio driver, can switch to "CFG3 pull up" with AC97 as new shipping product.
C C
b.
Audio L_IN
EMP202 AC_97
B B
EM2800
PC HOST
USB 2.0
SWITCH MASK
Audio R_IN
TV Audio
Philips Video SAA7113H
Video
Video IN
S-Video IN
TV TUNER
TV_ CABLE
SNAP
A A
BUTTON
Micro-Star International Co., LTD.
8609-USB 2.0 TVBOX
Size Document Number Rev
A
5
4
3
Date:
2
TOP PAGE
Monday, August 25, 2003
Sheet of
15
1
10
A
PVCC33 MVCC33
R6
R7
2K
2K
U2 EM2800
C21
10PF_1%
4 4
10PF_1% C22
MVCC33
3 3
2 2
DMRS
DPRS
DM DP
1 1
R8 1M_OP
Y1
12MHZ
R12 10K
RN
EC16
4.7uF/10V/MLCC
MVCC33
R37 10K
C50
0.1uF
R13 10R_1%
R17 10R_1%
Z1
NI
R95 10K
NI
HREF
MVCC33
R14 33R_1%
R18 33R_1%
NI
NI
SCL3,4,5
R9 12K_1%
RN
SNAP5
SSPND3
SSPNDHI
GPIO03 GPIO13 GPIO2 GPIO3
CFG0 CFG1 CFG2 CFG3
MVCC33
L4 BEAD 0R
MVCC25
SNAP 5
X_CMC_90ohm_0603
Z2
USB VARISTORS Panasonic / EZJZ0V800AA
A
24
SCL
25
SDA
58
XSCI
59
XSCO
62
RREF
45
RN
46
SNAP
47
LED
48
SSPND
50
SSPNDHI
27
GPIO0
28
GPIO1
29
GPIO2
30
GPIO3
37
CFG0
39
CFG1
41
CFG2
43
CFG3
44
CFGHS
55
UCLKI
54
CLKINT
5
VCC3I
18
VCC3IP
32
VCC3OP
53
VCC3I
60
VCC3O
7
AVDD
10
VCCK
42
VCCKP
56
VCC
FB2 0R
FB3 0R
VCLK HREF VREF
XCLK VID[0]
VID[1] VID[2] VID[3] VID[4] VID[5] VID[6] VID[7]
DMRS
DPRS
BCLK SYNC
TESTMODE
EXEPHY
GNDIK
GNDO GNDOP GNDOP GNDOP
GNDIKP
GNDO
P1
POWER JACK
NI
4 3
1 2
NI
NEAR USB CONNECTOR
RPU
SDI
SDO
GND GND
GND GND
3
1
DM
DP
L34
2
L35 BEAD 11R
B
JP11 10K
20 22 23 21
9 11 12 13 15 16 17 19
2 3 4 63 64
31 34 35 36
51 52
1 6 8 14 26 33 38 40 49 57 61
HREF
VID0 VID1 VID2 VID3 VID4 VID5 VID6 VID7
USBVDD
VCLK 4
HREF 4
VREF 4SDA3,4,5
R10 1K5_1%
DMRS DPRS DM DP
USBVDD5
L6 BEAD 0R
B
VID[7:0] 4
MVCC33
+
4.7uF/10V/MLCC
HGND
SSPNDHI
USBVDD
NI
EC18
USB1
1 2 3 4
USBX1
CONN-USBX1
JP12 10K_OP
NI
USBVDD5
CB25
0.1uF
CFG3 Pull-up enable audio, Pull-down disable
L22 BEAD 11R
MVCC33
CB26
0.1uF
5 6
JP1 10K
CFG1 CFG2 CFG3CFG0
JP6 10K_OP
NI
NINI
C97
0.1uF
CB27
0.1uF
+
22uF/10V/MLCC
CB28
0.1uF
EC17
C
NI
JP2 10K_OP
NI
JP7 10K
C
CB29
0.1uF
+
EC6 47uF/6.3V
USBVDD5
C132 1uF
NI
JP3 10K_OP
NI
JP8 10K
VDD5-2 3
CB30
0.1uF
C30
0.1uF
JP16 10K
MVCC25
CB31
CB32
0.1uF
0.1uF
U5 B4600CR-ADJ
VOUTVIN
ADJ
1
CB33
0.1uF
23
R16 243_1%
R20 402_1%
C31
0.1uF
D
MVCC33
+
EC12
4.7uF/10V/MLCC
D
R39 10K
EC9
4.7uF/10V/MLCC
E
PVCC33PVCC33PVCC33PVCC33PVCC33PVCC33PVCC33
USBVDD5
+
R40 10K
C28
0.1uF
R41 10K
L13 BEAD 0R
U4 B4600CR-ADJ
VOUTVIN
ADJ
1
GPIO3GPIO2GPIO13GPIO03
23
R15
243_1%
R19 243_1%
R42 10K
DS
PVCC33MVCC33
MVCC25
C29
0.1uF
+
EC10
4.7uF/10V/MLCC
Micro-Star International Co., LTD.
Size Document Number Rev
B
Date:
8609-USB 2.0 TVBOX
EM2800
Monday, August 25, 2003
E
Sheet of
10
25
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