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Hitachi Manuals
DVD VCR Combo
DV-PF7E
Service manual
Dvd System Control/Servo Block Diagram; Digital Signal Process Block Diagram - Hitachi DV-PF7E Service Manual
Dvd player & video cassette recorder
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Instruction manual
(36 pages)
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Contents
Table of Contents
Troubleshooting
Bookmarks
Table of Contents
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CN601
VIDEO-Y(I)
1
VIDEO-Y(I)
VIDEO-C
10
VIDEO-C
TO DIGITAL
VIDEO-R/Pr
SIGNAL PROCESS
4
VIDEO-R/Cr/Pr
VIDEO-G/Y(P)
BLOCK DIAGRAM
8
VIDEO-G/Y(I/P)
VIDEO-B/Pb
6
VIDEO-B/Cb/Pb
2
I/P-SW
TO DVD SYSTEM
I/P-SW
CONTOROL
BLOCK DIAGRAM
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
FROM
15
DVD
SYSTEM
CONTROL
/SERVO
BLOCK
DIAGRAM
PCM-SCLK
A-MUTE
WF4
CN1601
1
10
4
WF5
8
6
2
DV-PF6E
IC1401
(OUTPUT SELECT)
5
4
3
12
14
13
2
15
1
SW CTL
+5V
+5V
6
9
10 11
Q2011
Q1401
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
IC1403 (VIDEO DRIVER)
3
4dB AMP
LPF
2dB AMP
-6dB
8dB AMP
1
4dB AMP
LPF
2dB AMP
IC102
(VIDEO DRIVER)
8
4dB AMP
LPF
6
4dB AMP
LPF
1
4dB AMP
LPF
IC1402 (VIDEO DRIVER)
3
4dB AMP
LPF
2dB AMP
6
4dB AMP
LPF
2dB AMP
8
4dB AMP
LPF
2dB AMP
+5V
Q1402
OUTPUT-SELECT
L-CH
7
R-CH
CN601
CN1601
8
19
SPDIF
19
14
DVD-A(L)
14
16
DVD-A(R)
16
11
15
DVD-A(R)-MUTE
15
13
DVD-A-MUTE
13
DVD VIDEO SIGNAL
DATA(AUDIO) SIGNAL
Y
DRIVER
5
TO VIDEO
DRIVER
6
DVD-VIDEO
BLOCK DIAGRAM
<VCR SECTION>
WF6
DRIVER
7
2dB AMP
DRIVER
10
2dB AMP
DRIVER
11
2dB AMP
DRIVER
13
CN1401
CN1402
DRIVER
13
4
VIDEO-Y
4
3
3
VIDEO-Cb/Pb
DRIVER
11
2
VIDEO-Cr/Pr
2
DRIVER
10
TO SERVO/SYSTEM
CONTROL BLOCK DIAGRAM
<VCR SECTION>
Q1501
DV-PF7E , DV-PF7E(UK)
Q1351
BUFFER
WF9
IC1201
(AMP)
WF7
5
7
6
2
1
WF8
3
AUDIO+5V
Q1204
+3.3V
MAIN CBA
DVD AUDIO SIGNAL
C
3
4
JK1401
S-VIDEO OUT
1
2
JK101
15
DVD-R
11
DVD-G
7
DVD-B
JK1403
VIDEO-Y
OUT
VIDEO-
Cb/Pb OUT
VIDEO-
Cr/Pr OUT
JACK-B CBA
IC1204
FIBER OPTIC
TRANS MODULE
3
JK1202
DIGITAL
AUDIO OUT
DVD-
A-OUT(L)
DVD-
A-OUT(R)
TO Hi-Fi AUDIO
BLOCK DIAGRAM
<VCR SECTION>
A-MUTE(R)
A-MUTE(L)
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Dv-pf7e(uk)
Dv-pf6e
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