Tech Line VD-170, Руководство по обслуживанию

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1-11-7 H9979BLVD
DVD Video / Audio Block Diagram
IC601
(A
UDIO D
A
C)
15 14
1
16
DIGIT
AL
A
U
DIO OUT
JK1202
B
UFFER
Q1351
IC1201
A
UDIO+5V
(AMP)
CN601
CN1601
13
13
D
VD-A
UDIO(L)
15
15
D
VD-A
UDIO(R)
14
14
DVD-A
UDIO(R)-MUTE
7 6 8 4 3 2
5
FR
OM
D
VD
SYSTEM CONTR
OL
/SER
V
O
BLOCK DIA
GRAM
FR
OM
DIGIT
AL
SIGNAL PR
OCESS
BLOCK DIA
GRAM
SERIAL
POR
T
SERIAL
CONTR
OL
4X/8X
O
V
ERSAMPLING
DIGIT
AL FIL
TER
/FUNCTION
CONTR
OLLER
ENPHANCED MUL
TI-LEVEL
DEL
T
A-SIGMA
MODULA
T
O
R
DA
C
LPF+AMP
L-CH
R-CH
LPF+AMP
DA
C
ZER
O DETECT
SYSTEM CLOCK
7
6 2
1
3
DV
D
-
A
U
DIO(L)-OUT
A
U
DIO(L)-MUTE
DV
D
-
A
U
DIO(R)-OUT
A
U
DIO(R)-MUTE
PCM-BCK SPDIF PCM-DATA PCM-LRCLK ADAC-MD ADAC-MC ADAC-ML PCM-SCLK
MAIN CB
A
D
V
D MAIN CB
A UNIT
D
VD A
UDIO SIGNAL
D
A
T
A(A
UDIO) SIGNAL
18
18
SPDIF
AUDIO-MUTE
Q1204
WF9
5
WF7
WF8
CN601
11
VIDEO-Y(I)
10
10
VIDEO-C
44
VIDEO-Pr/Cr
88
VIDEO-Y(I/P)
66
VIDEO-Pb/Cb
VIDEO-Y(I) VIDEO-C VIDEO-Pr/Cr VIDEO-Y(I/P)
33
ASPECT
FR
OM DIGIT
AL
SIGNAL PR
OCESS
BLOCK DIA
GRAM
FR
OM D
VD SYSTEM
CONTR
OL/SER
V
O
BLOCK DIA
GRAM
D
V
D VIDEO
SIGNAL
VIDEO-Pb/Cb ASPECT
T
O
A
UDIO
BLOCK DIA
GRAM
<VCR SECTION>
15
7
11
JK101
DVD-R DVD-B DVD-G
JK1401 S-VIDEO OUT
3
4
2
1
YC
D
VD-VIDEO
T
O
VIDEO
BLOCK DIA
GRAM
<VCR SECTION>
IC102
(VIDEO DRIVER)
15
4dB AMP
2dB AMP
LPF
DRIVER
10
4dB AMP
2dB AMP
LPF
DRIVER
11
4dB AMP
2dB AMP
LPF
DRIVER
5
4dB AMP
2dB AMP
LPF
DRIVER
6
8dB AMP
DRIVER
4dB AMP
2dB AMP
LPF
DRIVER
3 1
7
8
IC1403
(VIDEO DRIVER)
-6dB
Q1502
+5V
CN1601
WF6
1
6
WF4
WF5
D
VD-P-ON+3.3V
D
VD-8PIN-IN
T
O
SER
V
O/SYSTEM
CONTR
OL BLOCK
DIA
GRAM
<VCR SECTION>