K
L
N
P
R
T
M
O
Q
S
2
1
3
5
7
4
6
100
99
98
97
96
95
94
93
92
91
90
89
88
87
86
85
84
83
82
81
80
79
78
77
76
75
74
73
72
71
70
69
68
67
66
65
64
63
62
61
60
59
58
57
56
55
54
53
52
51
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
VSS
IPOR
T0
IPOR
T1
IPOR
T2
IPOR
T3
IPOR
T4
IPOR
T5
IPOR
T6
IPOR
T7
VDD2
VSS
RAMOEN
RAMWEN
RAMA0
RAMA1
SDIA1
SDIA0
SDBCK0
SDWCK0
VDD2
VSS
RAMD7
RAMD6
RAMD5
RAMD4
RAMD3
RAMD2
RAMD1
RAMD0
VDD1
RAMA2
SCK
SI
SO
CS
CSB
RAMA3
TEST
IC
RAMA4
VSS
RAMA5
RAMA6
SDBCK0
SURENC
KARAOKE
MUTE
CRC
NOPCM
VDD2
VDD
OPOR
T0
OPOR
T1
OPOR
T2
OPOR
T3
OPOR
T4
OPOR
T5
OPOR
T6
OPOR
T7
VSS
VDD2
RAMA9
RAMA8
RAMA7
SDOB2
SDOB1
SDOB0
SDBCK1
SDWCK1
VSS
VDD1
RAMCEN
RAMA16
RAMA15
SDIB0
SDIB1
SDIB2
XI
XO
VSS
AVDD
SDIB3
TEST
OVFB
DTSDATA
AC3DATA
SDOB3
CPO
AVSS
VDD2
SDOA2
SDOA1
SDOA0
RAMA14
RAMA13
RAMA12
RAMA11
RAMA10
VSS
33
32
31
30
29
28
27
26
25
24
23
10
11
9
VOL
T
AGE
14
13
12
15
17
16
INPUT
MUX
INPUT
GAIN
REFERENCE
AGND2
18
20
19
VA+
AGND1
21
22
AND OUTPUT STAGE
ANALOG LOW PASS
PLL
7
8
5
6
3
4
CONTROL
POR
T
ADC
RIGHT
MONO
ADC
LEFT
ADC
1
2
FILTERS
DIGITAL
RX/AUXILIAR
Y
S/P
DIF
INPUT
DIVIDER
CLOCK OSC/
VOLUME
CONTROL
VOLUME
VOLUME
CONTROL
CONTROL
VOLUME
CONTROL
VOLUME
CONTROL
VOLUME
6
DAC
5
DAC
DAC
DAC
4
3
DAC
2
MUX
CONTROL
DEM
DAC
1
DIGITAL FILTERS
VD+
DGND1
DGND2
DATA INTERFACE
SERIAL AUDIO
44
42
43
40
41
39
37
38
34
35
36
21 20 19
18 17 16 15 14 13
12 11 10 9
8
7
6
5
4
3
2
1
Y
AM CSB
VIDEO A
VIDEO B
VOL
STB
VOL
CLK
VOL
DA
T
A
IC
S
D
ATA
SBUSY
AUDIO
SCK
SI
SO
STB2
Y
AM CS
CRI CS
SEL
DT
SEL
CLK
PROTECT
8/16
NC
AMP
6dB
5.3dB
5.3dB
AMP
6dB
14
13
20K
20K 20K
12
11
20K
20K
4.14K
4.14K
1
2
3
4
DRIVER
75K
4.45K
10
75
75
DRIVER
75K
8
9
4.45K
5
7
6
47P
C252
47P
C251
R252 75
R251 75
3.3K
R254
3.3K
R253
75
100P
C254
R255
75
R256
100P
C253
3.3K
47P
C256
R260
R258 75
R257 75
3.3K
R259
47P
C255
C262 0.33u50
+
C261 0.01
75
75
100P
R261
R262
C264 0.33u50
+
C263 0.01
C257 100P
75
75
100P
R263
R264
C266 0.33u50
+
C265 0.01
C259 100P
C258
C260
5
10
13
14
20K
AMP
5.3dB
11
12
20K
4.14K
DRIVER
75K
4.45K
6dB
75
2
1
20K
20K
5.3dB
AMP
4
3
20K
4.14K
DRIVER
75K
4.45K
6dB
75
9
8
6
7
1
1
3
3
10
12
5
5
1
3
5
1
3
5
GND
OUT
IN
IN
GND
OUT
C272 100u10
+
C273 100u10
+
C274 0.1
C275 0.1
C276 0.1
C277 0.1
C278 47u16
C279 47u16
+
+
0.01
C280
1
2
3
4
1
2
3
4
5
5
-15V
+15V
IC
VIDEO A
VIDEO B
VIDEO B
VIDEO A
IC
+15V
-15V
GND
IN
OUT
0.1
C94
2.2
R68
1/4W
0.1
C95
C93 0.1
C90
1/4W
R66
2.2
C89
0.1
GND
0.1
IN
OUT
R62
270 1W
100u10
C92
+
100
R70
R69
20K
4.7K
R72
47K
R71
C86
1 1/4W
R67
C85
0.1
GND
IN
OUT
0.1
C88
100u10
+
39 1W
R61
L3
2200u16
C83
+
TEST
X1
1M
R1
C12 15P
C11 15P
18P
C13
18P
C14
10K
R3
470P
C16
0.1
C1
0.1
C2
0.1
C9
R13
R14
C3 0.1
C7 0.1
C45 220P
C5 1000P
C6 1000P
220
R4
220
R8
220
R9
0.1
C4
R25 2.2K
R20 100K
C17 0.01
C20 4.7u35
+
R24 220
C18 1000P
C10 330P
R16 100K
3
65
66
4
5
6
L2
L6
47u25
C26
+
0.1
C27
75
R29
47P
C28
75
R42
47P
C44
7
2
1
8
3
4
6
5
+B
GND
R21
220
1K
R22
R23
220
R15 220
1K
R2
R12 220
R10 220
R11 220
220
220
C33
4.7K
R31 47K
R27 2.2K
C34
22P
0.1
C30
1K
R18
C32
0.1
C41 22P
R40 4.7K
R41 47K
R32 4.7K
C29 22P
R39 2.2K
22P
C42
1K
R38
R26 2.2K
0.1
C39
R17
1K
C43 0.1
C31 0.1
C40
0.1
L1
R7 220
R5 220
R6 220
C21 33P
0.1
C19
9
97
98
R46
220
15P
C24
15P
C25
X2
1M
R28
12P
C23
12P
C22
R37
3K
C36
0.22
0.01
C37
C35
0.022
2.2u50
C38
+
99
R44 220
R45 220
2
13
11
65
8
4
5
3
9
6
66
1
2
3
5
4
6
7
14
13
12
11
10
9
8
GND
+5V
96
99
98
97
96
SB
SD
S1
4
8
5
39
R35 1K
R34 1K
R33 1K
41
40
R43 220
R59 100 1W
R60 100 1W
8
Y
C
C
Y
C
Y
C
Y
C
Y
R30
+3.3V
+3.3V
+3.3V
+3.3V
+3.3V
+3.3V
+3.3V
+3.3V
+3.3V
+3.3V
+3.3V
+3.3V
+3.3V
+3.3V
+3.3V
+3.3V
+3.3V
+3.3V
+3.3V
+3.3V
+3.3V
12
10
100P
C15
R36
1K
R19
220
C8
0.1
12.288MHz
0.01
C267
VIDEO3
H
H
H
VIDEO2
INPUT
VIDEO1
OUTPUT
MONITOR
L
L
L
H
V-B
L
H
VIDEO1 REC V-A
MUTE
5
10
2
13
4
12
3
1
22P
FREQ1
FREQ0
H
H
12
11
32kHz
L
L
44.1kHz
H
L
48kHz
L
H
RESERVED
AUDIO
9
0
1
0
1
CANNEL
STATUS BITO
DOLBY DIGITAL/MPEG
10
DOLBY DIGITAL
1
0
EXSIT
NON
DATA STREAM INPUT
100
R48
100
R47
5V
+5V
+5V
+5V
+5V
5V
5V
+5V
+5V
+5V
+5V
+5V
15V
+15V
+5V
5V
+5V
5V
5V
15V
+15V
15V
+15V
15V
+15V
+5V
+5V
+15V
+5V
+5V
+5V
+5V
+5V
+B
+12V
+12V
+12V
+12V
+15V
+5V
+5V
+5V
+5V
+12V
+5V
+B
+5V
+5V
+5V
+5V
+5V
+5V
+5V
+5V
+5V
+5V
+5V
+5V
+5V
+5V
+5V
+5V
+5V
+5V
IC1
IC16
IC17
IC18
IC19
(X08- ) (B/2)
IC12
IC13
IC14
IC3
IC15
IC2
(X08-296X-XX) (A/2)
CN1
VIDEO(C) SELECTOR
VIDEO(Y) SELECTOR
J6
J5
WH1
D7
D11
D8
D12
D6
Q1
Q2
5V AVR
5V AVR
3.3V AVR
J1
A1
DOLBY DIGITAL(AC3)
DTS
INVERTER
VIDEO3
CD
VIDEO2
DIGITAL
DOLBY
/PCM IN
DATA SEL.
A/D,D/A
DIR
CONVERTER
PROTECT
VIDEO 1 OUT
VIDEO 1 IN
MONITOR OUT
VIDEO 2 IN
VIDEO 3 IN
S-VIDEO
5V AVR
-5V AVR
L,Rch
LS,RSch
C,SWch
A
YSS902
YSS912 DOLBY DIGITAL DTS
DOLBY DIGITAL
IC16,17 I/O TABLE
DIGITAL
CD
VIDEO 3
DIGITAL
DIGITAL VIDEO 2
DIGITAL
DIGITAL
DIGITAL
DIGITAL
2.5V
2.7V
0.6V
0.8V
4.6V
4.7N
0.8V
2.7V
2.5V
4.7V
0V
0V
0V
0V
1.5V
3.3V
2.4V
1.5V
2.4V
3.3V
2.3V
2.3V
4.8V
4.8V
2.1V
2.4V
4.6V
4.4V
0V
4.6V
0V
4.8V
4.6V
3.3V
0.9V
0V
1.8V
3.3V
4.8V
0V
1.5V
3.3V
3.3V
4.8V
1.5V
2.3V
0V
2.4V
3.3V
0V
0V
4.6V
0V
4.6V
0V
0V
0V
4.5V
0V
2.4V
2.4V
0V
4.9V
2.4V
2.4V
2.4V
2.4V
2.4V
2.4V
2.4V
2.4V
0V
0V
0.9V
0V
1.5V
2.4V
1.8V
2.3V
4.8V
0V
0.9V
0V
4.8V
3.3V
7.8V
10.4V
0.2V
0.2V
4.5V
5.0V
-5.0V
5.0V
4.5V
-5.0V
10.2V
-11.1V
The DC voltage is an actual reading measured with a high impedance type voltmeter with a cassette loaded at play-
back mode. The measurement value may vary depending on the measuring instruments used or on the product.
Bias circuit DC voltage is measured while in the record mode.
DOLBY and the double-D symbol are trademarks of Dolby Laboratories Licensing Corporation. Noise reduction cir-
cuit made under license from Dolby Laboratories Licensing Corporation.
