User Guide

AVR350 SURROUND SOUND RECEIVER
- 30 -
AVR350 SURROUND SOUND RECEIVER
- 31 -
SCHEMATIC DIAGRAM
1
2
3
4
5
6
7 8
A
B
C
D
8
7
6
5
4
3
2
1
D
C
B
A
GPE International Ltd.
DWN.BY: BQ Yang
APP.BY:
MODEL: AVR350
DATE: 18/JUN/2004
DATE:
ISSUE: A1
S-HQ VIDEO SCH
SHEET 5 OF 14
XTAL 1
1
XTAL 2
2
XTAL 3
3
APC Filter
4
C GND
5
CHROMA input
6
V-SEP
7
Sync input
8
Sync output
9
AFC Filter
10
SYNC GND
11
32 fH VCO
12
VP output
13
HD output
14
SCP output
15
Dig GND
16
CP / HP input
17
SYNC VCC
18
SW VCC
19
Y/G output
20
B-Y/B output
21
R-Y/R output
22
ADRS SW
23
SW GND
24
Y2 input
25
B-Y2 input
26
R-Y2 input
27
I2C GND
28
Y1 Input
29
B-Y1 input
30
R-Y1 input
31
Ys
32
SCL
33
SDA
34
DAC TEST
35
GND
36
Y output
37
DAC2
38
DAC1
39
DAC VCC
41
C VCC
42
UV/CbCr SW
43
fsc output
44
1HDL CONT
45
SECAM CONT
46
B-Y/Cb output
47
R-Y/Cr Output
48
Y input
40
U813
TA1270BF
R_Y Clamp Det.
1
R-Y to CCD
2
B-Y to CCD
3
R-Y AGC Det.
4
VCC
5
Filter Adj.
6
S.C.P In
7
B-Y AGC Det.
8
PLL Det.
9
Clock
10
Clock In
11
VSS
12
Vin1
13
VDD
14
Vin2
15
Vout2
16
Vob2
17
Vob1
18
Vout1
19
Vgg
20
GND
21
R-Y from CCD
22
B-Y from CCD
23
MODE SW1
24
MODE SW2
25
B-Y In
26
R-Y In
27
B-Y Clamp Det.
28
B-Y Out
29
R-Y Out
30
U822
TA8772AN
G
1
2
3
4
VCC
5
6
7
8
U821 BA7623F
X803
4.433619MHz
X804
3.57954MHz
C959
12pF
C960
12pF
DGND
DGND
GND
AGND
AGND
GND
DGND
DGND
GND
GND
DGND
AGND
+9V
AGND
AGND
AGND
AGND
GND
DGND
R965
30K
C962
2200pF
C961
0.22u/50V
SYMAIN2VU
SCMAIN2VU
C955
47u/16V
C956
103
GND
+5V
C957 10u/16V
R960
75
C958
470u/10V
R962
75
R961
75
R963
75
GND
GND
C963
0.01uF
+9V
C966
2.2uF/50V
C964
100nF
+9V
R967
3K
C968
22nF
C967
2.2u/50V
SYNC SEP FILTER
AFC FILTER
R968
330R
X805
B503F30
R969
5.1K
R970
8.2K
+9V
C970
10nF
C969
1000u/16V
C952
47u/16V
C950
10u/16V
C949
10u/16V
AGND
AGND
+5V
C951
22u/16V
R-Y/R1V
B-Y/B1V
Y/G1V
R971
1K
C974
100nF
C975
100nF
C976
100nF
R973
1K
O_SD
O_CL
C965
100nF
GND
AGND
AGND
AGND
AGND
AGND
AGND
+5V
C978
10nF
C977
1000u/16V
Fsc
Q842
A933
R984
100K
R978
1k
R979
10K
R982
27K
R983
30K
R980
47K
R981
270k
C918
100nF
C919
100nF
C979
100nF
C980
100nF
C985
100nF
C986
100nF
C987
100nF
AGND
+9V
C984
10nF
C983
47uF/16V
R974
10k
R975
1k
C988
10uF/16V
C989
100nF
+5V
C993
10nF
C992
47uF/16V
Q840
C1740
Q841
C1740
R977
1k
R976
1k
AGND
AGND
+5V
+5V
C990
470nF
C991
470nF
C998 470nF
C997
470nF
C994
1uF/16V
C995
1uF/16V
C996
1uF/16V
AGND
AGND
AGND
AGND
BY/Cb
BY/Cb
RY/Cr
RY/Cr
C981 100nF
GND
RYout
RYout
BYout
BYout
R-Y/R1V
GND
B-Y/B1V
Y/G1V
1
2
3
4
5
6
P803B
PIN6
1
2
3
4
5
6
7
8
U819
TK15420M
1
2
3
4
5
6
7
8
U820
TK15420M
R953
10K
R946
100
R945
100
R948
10K
R950
300
R942
150
R951
300
R952
1K
R954
300
R955
300
R956
1K
R943
150
RV805
1K
RV803
2K
RV804
1K
R957
10K
R958
470
R959
100
R985
1K
R944
75
AGND
AGND
GND
C907
47u/16V
C954
47u/16V
C953
47u/16V
-5V
-5V
+5V
AGND
C973 104
C972 104
C971 104
WIMA
C999
WIMA
WIMA
WIMA
WIMA
WIMA
L815
100uH
C839
100u/16V
R990
510R
C943
33p
C8001
15p
L818
27uH
C8002
10p
R991
1K5
AGND
C832
10nF
R993
2K
R994
10R
R992
820
TO U805 PIN19
L814
100uH
NF
D804
220R
R947
R972
1K
GND
Q9014
C114
Q9011
C114
R9018
1K
GND
+9V
+5V
1N4148
D805
RGB from MCU
RGB
Other
SYNC-OFF
H
L
SYNC-ON
3K3
R966
RGB_8V
R986
NF
C8003
103
RGB _8V
S-HQ VIEDO