Hitachi DV-PF7E - DVD System Control;Servo Block Diagram; Digital Signal Process Block Diagram

B-8
B-8 DVD Video / Audio Block Diagram
IC601 (AUDIO DAC)
7
8
11
DIGITAL
AUDIO OUT
JK1202
BUFFER
Q1351
IC1201
AUDIO+5V
(AMP)
CN601 CN1601
14 14DVD-A(L)
16 16DVD-A(R)
15 15 DVD-A(R)-MUTE
13 13 DVD-A-MUTE
1
2
3
13
14
15
16
FROM
DVD
SYSTEM
CONTROL
/SERVO
BLOCK
DIAGRAM
FROM
DIGITAL
SIGNAL
PROCESS
BLOCK
DIAGRAM
SERIAL
PORT
SERIAL
CONTROL
4X/8X
OVERSAMPLING
DIGITAL FILTER
/FUNCTION
CONTROLLER
ENPHANCED
MULTI-LEVEL
DELTA-SIGMA
MODULATOR
DAC
LPF+AMP
L-CH
R-CH
LPF+AMP
DAC
ZERO DETECT
SYSTEM CLOCK
7
6
2
1
3
A-MUTE(L)
A-MUTE(R)
PCM-BCK
SPDIF
PCM-DATA0
PCM-LRCLK
ADAC-MD
ADAC-MC
ADAC-ML
PCM-SCLK
MAIN CBA
DVD MAIN CBA
DVD AUDIO SIGNALDATA(AUDIO) SIGNAL
19
19
SPDIF
A-MUTE
+3.3V
Q1204
WF9
5
WF7
WF8
CN601 CN1601
11VIDEO-Y(I)
10
10
VIDEO-C
44 VIDEO-R/Cr/Pr
8
8
VIDEO-G/Y(I/P)
66 VIDEO-B/Cb/Pb
VIDEO-Y(I)
VIDEO-C
VIDEO-R/Pr
VIDEO-G/Y(P)
TO DIGITAL
SIGNAL PROCESS
BLOCK DIAGRAM
DVD VIDEO SIGNAL
VIDEO-B/Pb
TO Hi-Fi AUDIO
BLOCK DIAGRAM
<VCR SECTION>
11
15
7
JK101
DVD-G
DVD-R
DVD-B
JK1401
S-VIDEO OUT
3 4
2
1
YC
DVD-VIDEO
TO VIDEO
BLOCK DIAGRAM
<VCR SECTION>
IC102 (VIDEO DRIVER)
10
4dB AMP 2dB AMP
LPF DRIVER
11
4dB AMP 2dB AMP
LPF DRIVER
13
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
6
1
IC1403 (VIDEO DRIVER)
-6dB
WF4
WF5
WF6
Q1401
Q2011 Q1402
Q1501
+5V
OUTPUT-SELECT
22I/P-SW
I/P-SW
TO SERVO/SYSTEM
CONTROL BLOCK DIAGRAM
<VCR SECTION>
FIBER OPTIC
TRANS MODULE
3
IC1204
IC1402 (VIDEO DRIVER)
13
4dB AMP 2dB AMP
LPF DRIVER
114dB AMP 2dB AMP
LPF DRIVER
10
4dB AMP 2dB AMP
LPF
SW CTL
DRIVER
3
5
3
6
8
IC1401
(OUTPUT SELECT)
VIDEO-
Cb/Pb OUT
VIDEO-Y
OUT
VIDEO-
Cr/Pr OUT
JK1403
CN1401
CN1402
33
VIDEO-Cb/Pb
22
VIDEO-Cr/Pr
4
4
VIDEO-Y
12
13
2
1
10 1196
+5V+5V
15
14
4
JACK-B CBA
DV-PF7E , DV-PF7E(UK)
DV-PF6E
TO DVD SYSTEM
CONTOROL
BLOCK DIAGRAM
DVD-
A-OUT(L)
DVD-
A-OUT(R)