Philips HDRW720 Service Manual page 103

Circuit Diagrams and PWB Layouts
Analog Board: Audio Converter (DAC_ADC)
1 2 3
5V
A
1.2V
7006
BC847BW
3025 0.6V
2.7V 100K
GND GND GND
B
ION
from IOV
IPFAIL
from PS
F0021
DAOUT
C to DIGIO
1900
5V
22
GND
21
DAOUT
7001
20 PDTA124EU
19 I001
18 5.1V
17
0V
D
F0016
16
D_IKILL
15
GND
F0014
14 3054
D_PCMCLK
22R
13
GND
12 F0012
3019
D_DATA0
11 F0011 3022 22R
D_WCLK
22R
10
E GND
9 F0009 3023
D_BCLK
22R
8
GND
F0007 3024
7
A_PCMCLK
22R
6
GND
F0005 3026
5
A_DAT
4 22R
GND
F0003
3028
3
F A_WCLK
F0002
2 3033 22R
A_BCLK
22R
1
GND
F0001
FMN
G
3V3DD
7008
BC857BW
I036 3042 I020
PWONSW
from IOV 10K
3.2V
1.6V
H
GND
I009
2048 4001 3047
I021
ALADC
from IOA 47u 10K
I008 I030
2050 4002 3053
I ARADC
from IOA 47u 10K
1 2 3
HDRW720/0x, DVDR725H/0x
4 5 6
5V 5VSTBY
7005
5.1V
BC847BW
0V
7010
PDTC124EU
2002
100u 6.3V
2003
GND GND
100n
7004
AD1852
DVDD
6 NC
2.1V
2 MCLK AUTO
CLOCK
0V
7 192|48_
DIVIDE
CIRC
0V
10 96|48_
3 CLATCH
SER.
4 CCLK
CONTR.
INTERF.
5 CDATA
GND GND
1.6V
25 L|RCLK
ATT./
1.6V 26 BCLK
MUTE
SER.
I004 1.2V
27 SDATA
DATA
INTERF.
20 IDPM1
ATT./
I005 5V 21 IDPM0 MUTE
I006 0V 23 MUTE
I007
5V 24 PD_|RST
9 DEEMP
GND GND 5V GND
GND GND GND GND
2035
not used
100n
GND
7007
UDA1361TS
I015
1.6V 8 SYSCLK
14 FSEL
CLOCK
CONTROL
I022
1.6V 7 PWON
I032
1 VINL
ADC
1.6V
I014
1.6V 3 VINR
ADC
I029
1.6V
11 BCK
DIGITAL
I031
1.6V 12 WS
INTERFACE
6 SFOR
GND
I014/I032
A: DC, 500mV/Div
500us/Div
4 5 6
7. EN 103
7 8 9 10
5VSTBY
7009
3049
BC857BW
5.1V
4K7
5V
4.1V
5002
Bead
2004
GND GND 5NSTBY
100n
28 18
AVDD
2.3V
OUTL+ 17 3001
OUTP.
DAC
BUFFER
2.3V
OUTL- 16
ZEROL 22
2.3V
OUTR+ 12 3009
OUTP.
DAC BUFFER
2.3V
OUTR- 13
ZEROR 8
2.4V
FILTR 14
VOLT.
I023
REF.
FILTB 19
3.3V
AGND
DGND
1 11 15
GND AGND
AGND AGND AGND
3014
3V3DD 3V3DD
4003
GND
AGND
3.2V
3018
I013
3.2V
16 9
VDDA VDDD
VREFP 5
AGND AGND
VREFN 4
VREF 2
1.6V
I018
DC-CANCEL
FILTER
AGND AGND
DATAO 13
1.2V
VSSD VSSA
10 15
AGND
GND
F009
ARDAC/ALDAC F010/F011
A: DC, 500mV/Div
500us/Div
7 8 9 10
11 12 13
AGND AGND AGND AGND AGND
5V
1.2V
3008 3010
3
8
5K6 27K 6K8
1%
1% 1%
1.2V
2
4
5N
2017
3016 100p
5K6 27K 2010
1% 1%
27p
not used
3017
33K
1%
AGND AGND
AGND AGND AGND AGND AGND
5V
3030 1.2V
3032 5
8
5K6 27K 6K8
1% 1% 1%
1.2V 6
4
5N
2041
100p
3039
2014
5K6 27K
1% 1% 27p
not used
3040
33K
1%
AGND AGND
from PS
5VSTBY 5NSTBY
3V3 5V 5N
1001
F008 F007 F006
125mA
GND
5VSTBY 5NSTBY 5N
5V
MP13
11 12 13
14 1001 H10 F0011 E2
1900 C2 F0012 E2
2000 H13 F0014 D2
2001 H13 F0016 D2
2002 B7 F0021 C2
2003 B7 F006 H11
2004 B7 F007 H11
2006 B10 F008 H10
2007 B12 F009 H10
2008 B11 F010 E14
2009 B12 F011 B14
A 2010 C13 I001 D3
2011 B13 I004 D5
2012 C13 I005 D5
2013 E12 I006 D5
2014 F13 I007 D5
DAC_MUTE
2015 B3 I008 I1
to IOV
2017 C13 I009 H1
2018 E5 I013 F7
2019 E8 I014 G6
2020 E8 I015 F6
2021 E8 I018 G7
2022 B3 I020 G2
B
2023 D10 I021 H2
2011
2025 D11 I022 G6
2026 E4 I023 D8
100n
7003-A 2027 E4 I029 G6
MC33078 2028 E4 I030 I2
F011
1 2030 E10 I031 G6
ALDAC
2032 E11 I032 G6
0V to IOA, IOV
2033 E12 I036 G1
2035 F7
2012 2036 F5
2037 F7
100n
2038 F8
C
2041 F13
2042 G8
2043 G8
NP0 5% 2045 F10
2047 F11
2048 H2
2049 B9
2050 I2
2051 E3
3001 B10
3004 B11
3005 C5
D
3006 C5
3008 B11
3009 C10
3010 B12
3011 B3
3012 E4
3013 C12
3014 E10
3015 B2
3016 C11
3017 D13
E
3018 F10
7003-B
3019 E3
MC33078
3020 C5
F010
7
3021 E5
ARDAC
0V to IOA, IOV 3022 E3
3023 E3
3024 E3
3025 A3
3026 F3
3027 E11
3028 F3
3029 A3
F
NP0 5%
3030 E11
3031 A4
3032 E12
3033 F3
3034 F7
3035 F8
3036 F12
3039 F11
3040 G13
3042 G2
3043 H3
3044 H3
G
3045 A5
3047 H3
3049 A8
3051 B9
3052 B9
3053 I3
3054 D3
4000 H11
4001 H2
4002 I2
4003 F8
H
5001 H12
5002 A7
6003 B4
6004 D2
6005 C2
7001 C3
7003-A B13
GND
7003-B E13
7004 B6
7005 A4
7006 A3
7007 F6
I
7008 G2
7009 A9
7010 A5
F0001 F2
F0002 F2
F0003 F2
TR 17023_001 F0005 F2
230204 F0007 E2
F0009 E2
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