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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.
Phone_Jack_Out
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
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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