Technics RS-DV290EG Service Manual page 268

SCHEMATIC DIAGRAM-3
B
DVD MODULE(SODC) CIRCUIT
L2021
10 H
To B DVD MODULE
L2002
(VIDEO DAC) CIRCUIT on 10 H
H
DB4 D+1.8V
SCHEMATIC DIAGRAM-5/1-E
DG1 D.GND
To B DVD MODULE
L2001
(VIDEO DAC) CIRCUIT on 10 H
DB1 D+3.3V
SCHEMATIC DIAGRAM-5/1-D
DG1 D.GND
B
To DVD MODULE
G
3.3V
(CPU) CIRCUIT on
SC32 ODCIRQ
C2003 0.1 3.3V
SCHEMATIC DIAGRAM-7/1-G SC31 ADSCIRQ
3.3V
R2036 0 3.3V
SCHEMATIC DIAGRAM-7/1-F SC27 WAIT
(1.8V) 2.7V
SC26 CPUADR17
(1.6V) 2.4V
SC25 CPUADR16
(2V)
2.6V
SC24 CPUADR15
(3.3V)
2.8V
SC23 CPUADR14
(1.8V) 2.5V
SC22 CPUADR13
(2.2V) 2.8V
SC21 CPUADR12
(2.3V)
2.8V
SC20 CPUADR11
(2.2V) 2.6V
F
SC19 CPUADR10
(1.7V) 2.5V
SC18 CPUADR9
C2004 0.1 1.8V
B
To DVD MODULE
(CPU) CIRCUIT on
C2005 0.1 1.8V
SCHEMATIC DIAGRAM-7/12-E,F
(1.9V)
2.6V
SC17 CPUADR8
(2.2V)
2.7V
SC16 CPUADR7
(2.2V) 2.9V
SC15 CPUADR6
(2.2V) 2.7V
SC14 CPUADR5
(2.2V)
2.9V
SC13 CPUADR4
(2V)
2.8V
SC12 CPUADR3
(2.2V) 2.9V
SC11 CPUADR2
(2.1V) 2.9V
SC10 CPUADR1
(1.2V)
2.3V
SC9 CPUADR0
C2006 0.1
E 3.3V
C2007 0.1
3.3V
B
To DVD MODULE
3.3V
SC30 NSODCCS
(CPU) CIRCUIT on
3.3V
SC29 NWEL
(2V) 2.8V
SCHEMATIC DIAGRAM-7/1-F
SC28 NRD
(2.4V) 3.1V
SC8 CPUDT7
(2.3V)
3.1V
SC7 CPUDT6
(2.4V) 3.1V
SC6 CPUDT5
3.1V
SCHEMATIC DIAGRAM-7/12-B SC5 CPUDT4
(2.3V) 3.1V
SC4 CPUDT3
(2.4V) 3.1V
SC3 CPUDT2
(2.3V) 3.1V
SC2 CPUDT1
(2.3V) 3.1V
SC1 CPUDT0
SCHEMATIC DIAGRAM-7/1-H FS18 NRST
D
B
To DVD MODULE
(FEP) CIRCUIT on
FS29 OFTR
SCHEMATIC DIAGRAM-2/12-A
FS28 BDO
C
FS21 FEPDATA
SCHEMATIC DIAGRAM-2/1-A FS20 FEPCLK
FS19 FEPENB
SCHEMATIC DIAGRAM-2/1-D
FS38 FGENB
B
D2001
To DVD MODULE
MA728TX
(VIDEO DAC) CIRCUIT on
VD9 TRV-SW+
SCHEMATIC DIAGRAM-5/12-B
R2026
22K
FS14 TBAL
B
To DVD MODULE
(FEP) CIRCUIT on
SCHEMATIC DIAGRAM-2/1-B
B
R2028
56K
FS15 FBAL
B
To DVD MODULE
(FEP) CIRCUIT on
FS8 FG
SCHEMATIC DIAGRAM-2/1-C
FS5 GAINH/L
FS16 DTRD
SCHEMATIC DIAGRAM-2/1-B
FS17 IDGT
FS26 TSTSG
SCHEMATIC DIAGRAM-2/12-C
FS37 VFO SHORT
To B DVD MODULE
A
(AUDIO DAC) CIRCUIT on
SCHEMATIC DIAGRAM-6/12-C
SA1 CLK16M1
1 2
:POSITIVE VOLTAGE LINE :AUDIO/VIDEO SIGNAL LINE
C2014 C2016
0.1 0.1
1.8V
3.3V
176 175 174 173 172 171 170 169 168 167 166 165 164 163 162 161 160 159 158 157 156 155 154 153 152 151 150 149 148 147 146 145 144
1 NINT0
2 NINT1
3 V 3
DD
4 V SS
5 NINT2
6 WAITODC
7 NMRST
8 DASPST
9 CPUADR17
10 CPUADR16
11 CPUADR15
12 CPUADR14
13 CPUADR13
14 CPUADR12
15 CPUADR11
16 CPUADR10
17 CPUADR9
18 V 18
DD
19 V SS
20 DRAMV DD 18
IC2001
21 DRAMV
SS
MN103S26EGA
22 CPUADR8
OPTICAL DISC CONTROL
23 CPUADR7
24 CPUADR6
25 CPUADR5
26 CPUADR4
27 CPUADR3
28 CPUADR2
29 CPUADR1
30 CPUADR0
31 V DD 3
32 V SS
33 DRAMV 33
DD
34 NCS
35 NWR
36 NRD
37 CPUDT7
38 CPUDT6
0.5
39 CPUDT5
40 CPUDT4
41 CPUDT3
42 CPUDT2
43 CPUDT1
44 CPUDT0
45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88
3.3V
1.8V
R2025
22K
R2027
56K
K2004
0
3 4 5
3.3V
C2023
0.1
C2024
0.1
143 142 141 140 139 138 137 136 135 134 133
C2025
0.1
3.3V
NTRYCL 132
3.3V
NEJECT 131
MONI3 130
MONI2 129
MONI1 128
MONI0 127
V 126
SS
3.3V
V DD 3 125
TECAPA 124
1.2V
AD6/CAPAC1 123
1.7V
AD5/CAPAC2 122
2.4V
AD4 121
1.7V
AD3 120
1.7V
AD2 119
1.7V
AD1 118
1.7V
AD0 117
3.3V
AV 116
DD
1.7V
DAC1 115
1.7V
PLAY
DAC0 114
AV SS 113
0.3V 2.1V C2058 1000P
JITOUT 112
P-P
1.6V
ARF 111
1.6V
NARF 110
0.5 s. 0.2V/DIV.
3.3V
C2055 6800P
AV DD 109
1.7V
DSLF1 108
1.4V
DSLF2 107
C2054
1.7V
VHALF 106 680P
PLPG 105
2.2V
VREFH 104
1.5V R2038 15K
RVI 103
AV SS 102
C2048
0V (1.3V) C2051 68P
PLFLT1 101 0.015
0V (1.3V)
C2050 0.033
PLFLT2 100
3.3V
AV 99
DD R2037
1.7
RFDIF 98 68K
1.4V
3.5V
CSLFLT 97
P-P 1.7V
HPFIN 96
1.7V C2044
HPFOUT 95
s. 1V/DIV.
390P
AV SS 94
0V
LPFIN 93
C2045
0V
LPFOUT 92
1000P
1.6V
CMPIN 91
1.6V
TRCRS 90
0V C2043
VCOF 89
100P
C2053
0.1
RA2022
4.7K
R2023
7.5K
R2022
7.5K
6 7 8
R2047
15K
R2046
15K
R2045
15K
R2044
15K
R2043
15K
R2042
15K
R2048
4.7M
R2041
8.2K
R2040
8.2K
C2057 2700P
C2056 2700P
IC2101
C0JBAS000116
LOGIC CONTROL
1.6V
5V
1 A V 5 5V
CC
1.6V
2 B
0V
3 GND C 4
C2046
1000P
0V
0V 5V
Q2001
2SD1819ATX
RF AMP
C2101
0.1
C2047
0.01
SL-DV290(EE,GN) DVD MODULE(SODC) CIRCUIT DIAGRAM
9 10
E1 STENABLE SD1
E2 STD0 SD2
E3 STD1 SD3
E4 STD2 SD4
To B DVD MODULE
E5 STD3 SD5
(AVDEC) CIRCUIT on
E6 STD4 SD6
SCHEMATIC DIAGRAM-4/1-A
E7 STD5 SD7
E8 STD6 SD8
E9 STD7 SD9
E10 STVALID SD10
E11 STCLK SD11
B
To DVD MODULE
(FEP) CIRCUIT on
DMV FS44
SCHEMATIC DIAGRAM-2/1-C
LDCUR FS6
RFENV FS27
SCHEMATIC DIAGRAM-2/12-F
AS FS24
TE FS23 SCHEMATIC DIAGRAM-2/1-A
FE FS25
ARF FS36
SCHEMATIC DIAGRAM-2/12-C
NARF FS35
To B DVD MODULE
(VIDEO DAC) CIRCUIT on
A+5V AB1
SCHEMATIC DIAGRAM-5/1-F
A.GND AG1
B
To DVD MODULE
(FEP) CIRCUIT on
RFDIF FS31 SCHEMATIC DIAGRAM-2/12-A
VHALF FS32
SCHEMATIC DIAGRAM-2/12-F
VREF2 FS33
FODRV FS3
TRDRV FS10 B
To DVD MODULE
MUTE12 FS1
(FEP) CIRCUIT on
MUTE3 FS2
SCHEMATIC DIAGRAM-2/1-C
SPDRV FS11
TRVSDRV FS12
11 12