Schematic Diagram - Panel Section - Sony STR-DB2000 Service Manual

Q Q
6-48. SCHEMATIC DIAGRAM – PANEL Section – •
3 7 6 3 1 5 1 5 0
CN1080
5P
VCC(3.3V)
OPT GND
OPT OUT
H.P SW
(Page 65) GND
REMOTE CONTROL
RECEIVER(FRONT)
IC1051
NJL74H400A
RV1051
ROTARY ENCODER
MENU
R1059
100
C1051
R1058
47
10
16V
R1012
1
T E
L 1 3 9 4 2 2 9 6 5 1 3
w w w
S1057
SPEAKERS
(OFF/A/B/A+B)
.
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See page 68 for Waveform. • See Page 69 for IC Block Diagram.
Q1031,1033
DIMMER CONTROL
RV1052 R1031
220 SWITCH
ROTARY ENCODER
-/+
R1032
R1034 Q1033
10k
10k DTC114EKA
C1031
0.1
R1033
56
Q1031 Q1032
2SA1162 D1031 2SC2712
SEL5E20C
TP15
MULTI CHANNEL DECODING LED DRIVE
FL1001
FLUORESCENT INDICATOR TUBE
P28
P29
P30
P31
P32
P33
P34
P35
FLUORESCENT INDICATOR TUBE
DRIVER
IC1001
C1006 100p M66003-0121FP
C1007 R1006
0.1 15k
C1001 100p
C1002 100p
C1003 100p
C1004 100p
R1005 47k
C1008
47 C1009
16V 0.1
C1010
22
35V
R1057 R1056 R1055 R1054 R1053 R1052
22k 10k 4.7k 2.2k 2.2k 1k
S1056 S1065 S1054 S1053 S1052 S1051
x a o u 1 6 3
- + - y +
MEMORY
MAIN MENU
ENTER PRESET
TUNING
TUNING
i
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8
R1035
10k
R1076
100
R1011
R1075
1
100
R1074 R1073 D1074
C1076 C1075 C1074
0 22k C1073 MA133
12 12 12
0.1
35V 35V 35V
C1077 D1075
0.1 UDZS-7.5B D1072
MA133
D1071
MA133
D1073
MA133
Q Q
3 7 6 3 1
P12
P11
P10
P9
P8
P7
P6
P5
P4
P3
P2
P1
P36
P37
P38
G16
R01 C01
10k 100p
R1047 R1046 R1045 R1044 R1043
22k 10k 4.7k 2.2k 2.2k
S1047 S1046 S1045 S1044 S1043
SURR BACK
2CH A.F.D MOVIE MUSIC
DECODING
.
63 63
2 4
9 9 8
S1050
T1071
DC/DC CONVERTER
C1072
0.018
100V
Q1072
2SD1624T
Q1071
2SD1624T
L1071 Q1071,1072 R1071
4.7k
DC/DC CONVERTER
R1042
1k
S1042 S1041
DISPLAY INPUT
MODE
5 1 5 0 8 9 2 4 9
RV1061
ROTARY ENCODER
INPUT SELECTOR
JW1061
JW1062
JW1063
RV1060
ROTARY ENCODER
MASTER
VOLUME
CN1061 CN1060
3P 3P
VOL+ VOL+
GND GND
VOL- VOL-
m
c o
The components identified by mark 0 or dotted Les composants identifiés par une marque 0 sont
line with mark 0 are critical for safety.
critiques pour la sécurité. Ne les remplacer que
Replace only with part number specified. par une pièce portant le numéro spécifié.
STR-DA2000ES/DB2000
2
9 9
CN1001
29P
OPT+3.3V
OPT-GND
V3OPT
D-GND
HP_SW
DIMMER
MLT LED
ENC-MENU-
ENC+MENU+
ENC+/--
ENC+/-+
STB+5V
SIRCS IN
POWER KEY
DD-12V
DD-12V
D-GND
D-GND
(Page 51)
A/D1
D+3.3V
A/D2
FL-1 BLK
FL-1 LAT
FL-1 CLK
FL-1 DATA
VOL +
VOL -
FUNC +
FUNC -
8 2 9 9