Dsp Schematic Diagram - JVC HR-XV1EK Service Manual

A B

DSP SCHEMATIC DIAGRAM

(DVD PCB)
8
7
6
C2011
1 F
(21-25)
C2018
2.2 F
(21-25)
R2005 47K
FROM/TO READ CHANNEL
C2019 0.1 F
5 A_GND
GND
VRFD
C2060
A+3V
0.1 B
RFCD_DVD
SLCD1
C2004 0.001 B
RFZI
W208
TEZI
C2005 0.001 B 0
FEI
TEI
4
RESB
RFRP
C2002
C2006
0.001 B
C2007
0.001 B
2.2 F
FOO
C2001 (21-25)
TRO
C2003 0.022 B R2004
C2008 0.1 B
330P
CH
FMO
DMO
TEBC
FEBC
3 DPDC
EQBC
DFCT
VRCK
SCO
SCL
SCB
DMFG
ASLCO
RESET
D_GND
GND
2
SERVO SHUT DOWN
Q2001
2SC3326_B
1.9 1.7
0
1
A B
C
0 2.5 2.5
44 43
1 2
5.1 2.5 2.5
C2036
0.1 F
C2031
150P
CH
R2009
W201 0
47K
W202 0
NC
NC NC NC NC NC
132 131 130 129 128 127 126 125 124 123 122 121 120 119 118 117 116 115 114
1.7
1.7
1.7
PVREF
1.0
VCOREF
LPFN
C2024 100P CH 1.0 133
VCOF
LPFO
3.3 134
PVOO
3.8
SLCO1
2.5
NC
SLCO2
3.3
TEST2
W207 1.8
RFCD
W206
1.8
RFDVD
3.3
0 C2027 2.2 F
AVDD
1.7
R2016 100 (21-25)
RFCT
1.7
RFZI
1.7
C2023 0.1 B
TEZI
1.7
AWIN
0
AVSS
1.7
FEI
1.7
TEI
1.7
RFSB
1.7
RFRP
0
AVSS
W205
1.7
TEPI
W204
0 1.7
EXTED
1.7
0
VREF
R2026 2.2K 1.7
FOO
R2018 2.2K 1.7
TRO
3.3
AVDD
10K
R2011 22K 1.0
AWCTL
R2021 10K 1.7
FMO
2.3
R2012 10K
DMO
R2022 10K 1.7
TEBC
R2013 10K 1.7
FEBC
2.0
R2023 10K
DPDC
R2014 10K 2.5
EQBC
R2024 10K 0.8
ANMON
3.2
/DFCT
R2015 3.3K 1.6
VRCK
0
VSS1
1.0
175 FGIN
SCO
0 ASLCP
176
SCL
R2010 C2026 0
SCB
1.3
1.7
10K 0.1 F
1 2 3 4 5 6 7 8 1 9 0 11 12 13 14 15 16 17 18 19
NC NC NC
NC
R2046
470K
C
D E
NC
2.5 2.5 0 2.5 2.5 2.5 2.5 0 4.6 4.6 0.3 0
42 41 40 39 38 37 36 35 32 31 30 29
3 4 5 6 7 8 9 10 13 14 15 16
2.5 2.5 5.1 2.5 2.5 2.5 2.5 0 0 4.8 3.9 0
NC NC
99 98 97 96 95 94 93 92 91 90 89
113 112 111 110 109 108 107 106 105 104 103 102 101 100
0
NC
0.7 DPA7
0.7
DPA6
BA6
0.7
DPA5
BA5
88 BA8
0.7 DPA4
BA4
87 BA7
0
VSS2
0.6
DPA3
BA3
DPA2
0.6
BA2
0.6
DPA1
BA1
0.7
DPA0
BA0
3.2
VDD1
W203
5.1
BUFXG
0
0
DIGI
0
/PDAK
5.1
VDD2
2.6
PDCK
3.3
/PDRQ
5.1
/PSYC
5.1
PD8
0.9
PD7
0.9
PD6
0.9
DSP IC PD5
0
VSS1
IC2001
0.9
PD4
0.9
OEC6068A
PD3
0.9
PD2
0.9
PD1
0
VSS2
0.9
PD0
3.2
VDD1
2.7
VMCK NC
2.6
SMCK NC
0.1
NC NC
0.2
NC NC
5.1
VDD2
2.5
HD7
MD7
2.2
HD6
MD6
2.2 HD5
MD5
2.2
HD4
MD4
2.3
46 MD0 HD3
MD3
45 /MDNT 2.0 HD2
MD2
2.6
HD1
MD1
1.9
HD0
5.1 R2050
4.7K
20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44
NCNC NC NC NC
NC NC NC NC NC NC NC
D E
2-5 2-6
F G
The Parts Number , value and rated voltage etc.in
Note :
the Schematic Diagram are for references only.
When replacing the parts , refer to the Parts List.
R2006 1K
0.6 0.6 0.6 0.6 0
28 27 26 25 24 23
17 18 19 20 21 22
0.6 0.6 0.6 0.6 5.1 C2049
NC
10P CH
C2048
0.1 F
FROM AUDIO/VIDEO
D_GND
GND
VDD+5V
VDD+3.3V
A_GND
GND
SCLK2
C2047
1 F
(21-25)
C2046
52
0.1 F
R2052 10K
TO MPEG
DVDSTB
DVDVALID
DVDSOS
DVDERR
DVDDAT7
DVDDAT6
DVDDAT5
DVDDAT4
DVDDAT3
DVDDAT2
DVDDAT1
DVDDAT0
C2050
0.1 F
C2051
FROM/TO SYSCON1
0.1 F
HD7
HD6
HD5
HD4
HD3
HD2
HD1
HD0
DNT
MWR
MRD
HA8
SVCEX
DISKWDI
FCSEAR
NOTE: THE DC VOLTAGE AT EACH PART WAS
MEASURED WITH THE DIGITAL TESTER
DURING PLAYBACK
NOTE: THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME
OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE
F G
H
8
7
6
5
4
3
2
PCB130
VMA249
1
H