User Guide
AVR350 SURROUND SOUND RECEIVER
- 34 -
AVR350 SURROUND SOUND RECEIVER
- 35 -
1
2
3 4
A
B
C
D
4
3
2
1
D
C
B
A
GPE International Ltd.
DWN.BY: SZ Lin
APP.BY:
MODEL: AVR350/300/250
DATE: 2/June 2005
DATE:
ISSUE: B1
KEY SCH
SHEET 1 OF 12
SG5
1
SG6
2
SG7
3
SG8
4
SG9
5
SG10
6
SG11
7
SG12
8
SG13
9
SG14
10
SG15
11
SG16
12
SG17
13
SG18
14
SG19
15
SG20
16
SG21
17
SG22
18
SG23
19
SG24
20
SG25
21
SG26
22
SG27
23
SG28
24
SG29
25
SG30
26
SG31
27
SG32
28
SG33
29
SG34
30
SG35
31
GR1
32
GR2
33
GR3
34
GR4
35
GR5
36
GR6
37
GR7
38
GR8
39
GR9
40
GR10
41
GR11
42
GR12
43
GR13
44
GR14
45
GR15
46
GR16
47
VEE
48
VSS
49
OSCI
50
OSCO
51
RSTB
52
CSB
53
CLKB
54
DIN
55
VDD
56
P1
57
P2
58
AD2
59
AD1
60
SG1
61
SG2
62
SG3
63
SG4
64
U1001
PT6302
F
1
F
2
P36
3
P35
4
P34
5
P33
6
P32
7
P31
8
P30
9
P29
10
P28
11
P27
12
P26
13
P25
14
P24
15
P23
16
P22
17
P21
18
P20
19
P19
20
P18
21
P17
22
P16
23
P15
24
P14
25
P13
26
P12
27
P11
28
P10
29
P9
30
P8
31
P7
32
P6
33
P5
34
P4
35
P3
36
P2
37
P1
38
14G
39
13G
40
12G
41
11G
42
10G
43
9G
44
8G
45
7G
46
6G
47
5G
48
4G
49
3G
50
2G
51
1G
52
F
53
F
54
VF101
29-1403F
P0.3
40
P0.2
41
P0.1
42
P0.0
43
VCC
44
NC
1
P1.0
2
P1.1
3
P1.2
4
P1.3
5
P1.4
6
P1.5
7
P1.6
8
P1.7
9
RST
10
P3.0
11
NC
12
P3.1
13
P3.2
14
P3.3
15
P3.4
16
P3.5
17
P3.6
18
P3.7
19
X2
20
X1
21
GND
22
NC
23
P2.0
24
P2.1
25
P2.2
26
P2.3
27
P2.4
28
P2.5
29
P2.6
30
P2.7
31
PSEN
32
ALE
33
NC
34
EAVPP
35
P0.7
36
P0.6
37
P0.5
38
P0.4
39
U1002
AT89C52
C1001
20P
C1002
20P
CR1001
12M
SW1024
DIRECT
SW1025
DISPLAY
SW1026
MUTE
SW1006
RDS INFO
SW1019
CD
SW1020
FM
SW1021
AM
SW1014
SAT
SW1015
AV
SW1016
VCR1
SW1009
MODE
SW1010
BASS
SW1011
MENU
SW1003
PRESET
SW1004
STORE
SW1005
FM MUTE
SW1022
EXT7.1
SW1023
ZONE2
SW1017
VCR2
SW1018
TAPE
SW1012
OK
SW1013
DVD
SW1007
TREBLE
SW1008
EFFECT
SW1001
UP
SW1002
DOWN
SG1
SG2
SG3
SG4
SG5
SG6
SG7
SG8
SG9
SG10
SG11
SG12
SG13
SG14
SG15
SG16
SG17
SG18
SG19
SG20
SG21
SG22
SG23
SG24
SG25
SG26
SG27
SG28
SG29
SG30
SG31
SG32
SG33
SG34
SG35
SG0
SG0
GR1
GR1
GR2
GR3
GR4
GR5
GR6
GR7
GR8
GR9
GR10
GR11
GR12
GR13
GR14
GR2
GR3
GR4
GR5
GR6
GR7
GR8
GR9
GR10
GR11
GR12
GR13
GR14
AC4V1
AC4V2
LE1011
LED
LE1006
LED
LE1001
LED
LE1013
LED
LE1008
LED
LE1003
LED
LE1002
LED
LE1007
LED
LE1012
LED
LE1004
LED
LE1009
LED
LE1014
LED
LE1015
LED
LE1010
LED
R1001
100
R1002
100
R1003
100
R1004
100
R1005
100
R1006
100
R1007
100
R1008
100
R1009
100
R1010
100
R1011
100
R1012
100
R1020
20
1
2
3
IR1001
R1015
470
C1003
47u/16V
1
2
3
P1001A
P3
VOL1
VOL2
1
2
3
V690
ENCODER
1
2
3
P1001B
VOLUME BOARD
Q1001
C123
Q1002
C123
+5v
AC4V1
AC4V2
C1004
47P
R1016
3K3
R1017
1K
C1005
103
C1006
103
C1007
47u/10V
C1008
47u/50V
C1009
103
C1010
104
Q1003
C123
SG1
SG2
SG3
SG4
SG5
SG6
SG7
SG8
SG9
SG10
SG11
SG12
SG13
SG14
SG15
SG16
SG17
SG18
SG19
SG20
SG21
SG22
SG23
SG24
SG25
SG26
SG27
SG28
SG29
SG30
SG31
SG32
SG33
SG34
SG35
C1011
10u/16V
R1018
10K
LE1005
LED
R1014
100
+5V
GND
IR IN
GND
IROUT
SDET
YUVDET
RS1
RS2
-V
YUVDET
SDET
P1002A
P2A
R1019
56K
C1012
47Uu/16V
P1
P2
P2
P1
1
2
3
P102A
P3
1
2
3
P102B
P3
LED BOARD
1
2
3
4
5
6
P205B
TO RS232 BOARD
SYN
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
P101A
15P
RS1
RS2
RS2
RS1
R1022
4K7
R1023
4K7
R1024
4K7
SYN
R1025
4K7
C1014
103
C1015
103
C1016
470u/6V3
C1017
470u/6V3
R1026 4K7
R1027 4K7
R1028
4K7
R1029
4K7
Q1004
C114
Q1005
A114
RED
GRE
C1018
100P
C1021
103
R1033
4K7
R1031 4K7
R1032
4K7
R1036 4K7
R1035 4K7
R1034 4K7
KEY