Durabrand DCD2203 Service Manual page 30

DVD Video / Audio Block Diagram
VIDEO-Y
FROM DIGITAL VIDEO-C
SIGNAL PROCESS
VIDEO-Cb
BLOCK DIAGRAM
VIDEO-Cr
IC601 (AUDIO DAC)
SPDIF
FROM
DIGITAL
PCM-BCK
SIGNAL 1
SERIAL
PCM-DATA0
PROCESS
2
PORT
PCM-LRCLK
BLOCK
3
DIAGRAM
ADAC-MD
13
ADAC-MC
14 SERIAL
ADAC-ML
CONTROL
15
FROM
DVD
SYSTEM
CONTROL
/SERVO
BLOCK
DIAGRAM
PCM-SCLK
A-MUTE
IC1402 (VIDEO DRIVER)
WF4
4dB
6
AMP
WF5
4dB
CN601 CN1601
2
AMP
5 VIDEO-Y 5
7 VIDEO-C 7
4dB
3 VIDEO-Cb 3 9
AMP
1 VIDEO-Cr 1
4dB
11
AMP
4X/8X
DAC LPF+AMP
ENPHANCED
OVERSAMPLING
MULTI-LEVEL
DIGITAL FILTER
DELTA-SIGMA
/FUNCTION
MODULATOR DAC LPF+AMP
CONTROLLER
ZERO DETECT
SYSTEM CLOCK
16
DVD MAIN CBA UNIT
1-10-13
2dB
LPF DRIVER 18
AMP
WF6
2dB
DRIVER 21
AMP
2dB
LPF DRIVER 23
AMP
2dB
LPF DRIVER
15
AMP
2dB
LPF DRIVER 13
AMP
L-CH
7
WF9
R-CH
8
CN601 CN1601
16 SPDIF 16
11 DVD-A(L) 11
13 DVD-A(R) 13
12 12 DVD-A(L)-MUTE 12
11 14 DVD-A(R)-MUTE 14
10 DVD-A-MUTE 10
DVD VIDEO SIGNAL DATA(AUDIO) SIGNAL DVD AUDIO SIGNAL
Y
3 4
1 2
DVD-VIDEO TO VIDEO
JK1403
VIDEO-Y
OUT
VIDEO-Cb
OUT
VIDEO-Cr
OUT
Q1351
AMP
IC1201
(AMP)
WF7
3
1
2
6
7
WF8
5
VREF
Q1202
Q1204
Q1201
+3.3V
Q1203
+3.3V
1-10-14
C
JK1401
S-VIDEO OUT
BLOCK DIAGRAM
<VCR SECTION>
JK1202
DIGITAL
AUDIO OUT
DVD-A(L) TO
Hi-Fi AUDIO
BLOCK
DIAGRAM
<VCR
DVD-A(R) SECTION>
MAIN CBA
H9411BLVD