Philips DVD757VR /00, Service Manual

Page: 33 / 123

1-10-15 1-10-16 H9520BLVD
" " = SMD
NOTE FOR WIRE CONNECTORS:
1. PREFIX SYMBOL "CN" MEANS CONNECTOR.
(CAN DISCONNECT AND RECONNECT.)
2. PREFIX SYMBOL "CL" MEANS WIRE-SOLDER
HOLES OF THE PCB.
(WIRE IS SOLDERED DIRECTLY.)
DVD Video / Audio Block Diagram
IC601
(AUDIO DAC)
7
8
12
11
DIGITAL
AUDIO OUT
JK1202
BUFFER
Q1351
IC1201
Q1203
Q1201
Q1202
VREF
+3.3V
(AMP)
CN601 CN1601
13 13 DVD-A(L)
15 15 DVD-A(R)
14 14 DVD-A(L)-MUTE
16 16 DVD-A(R)-MUTE
12 12 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
1
2
6
7
5
DVD-A(L)
DVD-A(R)
PCM-BCK
SPDIF
PCM-DATA0
PCM-LRCLK
ADAC-MD
ADAC-MC
ADAC-ML
PCM-SCLK
MAIN CBA DVD MAIN CBA
DVD AUDIO SIGNAL DATA(AUDIO) SIGNAL
18 18 SPDIF
A-MUTE
+3.3V
Q1204
WF9
3
WF7
WF8
CN601
1 1 VIDEO-Y
9 9 VIDEO-C
3 3 VIDEO-R
7 7 VIDEO-G
5 5 VIDEO-B
VIDEO-Y
VIDEO-C
VIDEO-R
VIDEO-G
JK1401
S-VIDEO OUT
CN1601
3 4
2 1
IC1402 (VIDEO DRIVER)
28
4dB
AMP 2dB
AMP
LPF DRIVER
Y C
31
2dB
AMP
DRIVER
4dB
AMP 2dB
AMP
LPF DRIVER
22
4dB
AMP 2dB
AMP
LPF DRIVER 14
19
4dB
AMP 2dB
AMP
LPF DRIVER
16
6
2 33
FROM DIGITAL
SIGNAL PROCESS
BLOCK DIAGRAM
DVD VIDEO SIGNAL
WF4
WF5
WF6
25
4dB
AMP 2dB
AMP
LPF DRIVER 12
VIDEO-B
TO
AUDIO
BLOCK
DIAGRAM
<VCR
SECTION>
DVD-VIDEO TO VIDEO
BLOCK DIAGRAM
<VCR SECTION>
11
15
7
JK101
DVD-G
DVD-R
DVD-B
FIBER OPTIC
TRANS MODULE
3
IC1204