Philips DVP620VR/00 - Page 138

1-11-8
H9622BLVD
DVD Video / Audio Block Diagram
IC601 (AUDIO D/A CONVERTER)
7 8
11
DIGITAL AUDIO OUT
JK1202
BUFFER
Q1351
IC1201
Q1201
Q1202
VREF
(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
TO DVD SYSTEM CONTROL /SERVO BLOCK DIAGRAM
TO 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 CBADVD MAIN CBA UNIT
DVD AUDIO SIGNALDATA(AUDIO) SIGNAL
19 19SPDIF
A-MUTE
+3.3V
Q1204
3
CN601
88VIDEO-Y(I/P)
10 10VIDEO-C
66VIDEO-Pb/Cb 44VIDEO-Pr/Cr
JK1401 S-VIDEO OUT
CN1601
3 4
2
1
IC1402 (VIDEO DRIVER)
13
4dB AMP
2dB AMP
LPF DRIVER
YC
14
2dB AMP
DRIVER
4dB AMP
2dB AMP
LPF DRIVER
11
4dB AMP
2dB AMP
LPF DRIVER
6
10
4dB AMP
2dB AMP
LPF DRIVER
8
VIDEO-Pb/Cb OUT VIDEO-Y OUT VIDEO-Pr/Cr OUT
JK1403
3 1
15
TO DIGITAL SIGNAL PROCESS BLOCK DIAGRAM
DVD VIDEO SIGNAL
VIDEO-Y(I/P) VIDEO-C VIDEO-Pb/Cb VIDEO-Pr/Cr
TO AUDIO BLOCK DIAGRAM <VCR SECTION>
DVD-VIDEO
TO VIDEO BLOCK DIAGRAM <VCR SECTION>
IC1403 (VIDEO DRIVER)
5
4dB AMP
2dB AMP
LPF DRIVER
6
2dB AMP
DRIVER
4dB AMP
2dB AMP
LPF DRIVER
3 1
7
11VIDEO-Y(I)
VIDEO-Y(I)
WF5
WF9
WF7
WF8
" " = SMD
TEST POINT INFORMATION
:INDICATES A TEST POINT WITH A JUMPER WIRE ACROSS A HOLE IN THE PCB. :USED TO INDICATE A TEST POINT WITH A COMPONENT LEAD ON FOIL SIDE. :USED TO INDICATE A TEST POINT WITH NO TEST PIN. :USED TO INDICATE A TEST POINT WITH A TEST PIN.
WF4
WF6
R1402
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