Video/Audio Block Diagram - Hitachi DV-P735U Service Manual

6-3 Video / Audio Block Diagram
FROM DIGITAL
SIGNAL PROCESS
BLOCK DIAGRAM
IC601 (AUDIO DAC)
SPDIF
FROM
DIGITAL
PCM-BCK
SIGNAL
1
SERIAL
PCM-DATA0
PROCESS
2
PORT
BLOCK
PCM-LRCLK
3
DIAGRAM
I/P-SW
ADAC-MD
13
ADAC-MC
14 SERIAL
ADAC-ML
CONTROL
15
FROM/TO
SYSTEM
CONTROL
/SERVO
BLOCK
DIAGRAM
PCM-SCLK
A-MUTE
WF1
WF2
CN601 CN1601
VIDEO-Y
7 VIDEO-Y 7
VIDEO-C
9 VIDEO-C 9
VIDEO-Cb
5 VIDEO-Cb 5
VIDEO-Cr
3 VIDEO-Cr 3
4X/8X
DAC
OVERSAMPLING ENPHANCED
DIGITAL FILTER MULTI-LEVEL
/FUNCTION DELTA-SIGMA
CONTROLLER MODULATOR
DAC
ZERO DETECT
SYSTEM CLOCK
16
DVD MAIN CBA
IC1402 (VIDEO DRIVER)
4dB 2dB
6 LPF DRIVER
AMP AMP
2dB
DRIVER
AMP
4dB 2dB
2 LPF DRIVER
AMP AMP
4dB 2dB
9 LPF DRIVER
AMP AMP
4dB 2dB
11 LPF DRIVER
AMP AMP
MUTE
3
L-CH
LPF+AMP 7
R-CH
CN601
LPF+AMP 8
1 I/P-SW
18 SPDIF
13 AUDIO-L
15 AUDIO-R
12 14 A-L-MUTE
11 16 A-R-MUTE
12 A-MUTE
VIDEO SIGNAL DATA(AUDIO) SIGNAL
18
WF3
21
23
JK1404
15
COMPOSITE
VIDEO OUT
13
VIDEO-Y
OUT
VIDEO-Cb
OUT
VIDEO-Cr
OUT
SW1401
PROGRESSIVE
/INTERLACE
Q1351
AMP
WF6
CN1601
WF4
1
18
13
15
14
16
WF5
12
+5V
Q1204
+3.3V
AUDIO SIGNAL
Y C
3 4 JK1401
S-VIDEO OUT
1 2
JK1202
DIGITAL
AUDIO OUT
IC1201 (AMP)
JK1404
3
1
AUDIO-L
2
OUT
6
7
AUDIO-R
5
OUT
Q1202
Q1201
Q1203
AV CBA
+3.3V
17