Schematic Diagram - Display Board - Sony STR-DA3200ES Service Manual

6-54. SCHEMATIC DIAGRAM – DISPLAY Board –
1 2 3
A
B
DISPLAY BOARD
C
D
C745
C746 R750
10
0.1 220k
50V
R753
2.2k
CN709
4P
E
F
L 1
MIC GND
3 C740
BOARD 10
50V
CN718 R 4
(Page
87)
F
C743 R751
2200p 68k
C744
0.1
G
ET704
(CHASSIS)
H
I
CN706
8P
+15V 8
J
GND 7
A H.P 6
DGND 5
VIDEO 3
BOARD GND 4
CN722
MIC LOUT 3
(Page
GND 2
83)
MIC ROUT 1
K
G
AD3 3
KEY 2 ADGND 2
BOARD
CN727 AD3 1
(Page
CN707
3P
87)
L
STR-DA3200ES/DG1000
• See page 92 for IC Block Diagrams.
4 5 6 7
IC702
+3.3V REGULATOR
IC702
BA33BC0FP-E2
-0.5 O
3
C724
47
C721
25V
0.1
R748
2.2k
C725
47
16V
FB702
IC703
MIC AMP
IC703
C739
NJM2173AV(TE2)
10
50V
-0.5
0
0
C722
7 6 5 4 3 2 1
10
0
Q708 50V
2SC2712-GL-TE85L
LINE AMP
0
C747
100p
8 9 10 11 12 13 14
0.3
R741
10k
C726
47
C735 C734
R749 16V
47
1k
0.1
25V
S713
TONE
TONE+/-1
R707
TONE+/-2
2.2
1 5 6 7 8 9 10 11 12
F1
TUN+/-1
TUN+/-2
S714
TUNING
8 9 10 11
CN701
19P
C751
0.1
IC701
NJL24H400A
-0.5
I
1 IC701
G
2
C718
C719 REMOTE CONTROL
47
1
0.1 3 2 RECEIVER
25V
(FRONT)
5 5
R706
10
D703
D702
SELK5E20C-DTP15
SELS5B23C-TP15
FB701 MULTI
Digital CHANNEL
Cinema DECODING
Sound
R719 R720
330
330
R721
75
R754
1k Q703
DTC124EKA-T146
5
LED DRIVE
R737 C749
10k 2200p
3.6 5
C701
0 0
47
16V
Q702 Q704
DTC124EKA-T146 DTC124EKA-T146
LED DRIVE LED DRIVE
Q701,709-711
LED DRIVE
Q711
2SA1162-YG-TE85L
5
R735
R772 1k
R701 2.2k
5
330
R733 2.3
1k
2.5 0
R758 5
2.5
Q710 1.8 470
R757
2SC2712-GL-TE85L
100
0 0
G R
Q709
Q701
D701
DTC114EKA-T146 R759
DTC114EKA-T146
SML72423C-TP15
10k
ON/STANDBY
ND701
FLUORESCENT INDICATOR TUBE
S707 S706 S705
CATEGORY
– CATEGORY + (DA3200ES:US,CND/DG1000)
MODE
S707 S706 S705
SUR BACK
DIMMER SLEEP (DA3200ES:AEP,UK,TW)
DECODING
R728
R725 R726 R727
22k 10k 4.7k 2.2k
R723 R724
2.2k 1k
S707 S706 S705
S710 S708
S709 S704
TONE TUNING MEMORY/
2CH
MODE MODE ENTER
85 85
12 13 14
(Page 44)
(Page 44)
H
DIGITAL
DIGITAL
BOARD
BOARD
(4/5)
CN2016 CN2014
0
C706
C707 47
0.1 16V
C708
10
50V
R708
2.2
55 56 57 58 59 60 61 62 66
F2
R729
R730
2.2k
1k
S715
INPUT
S702 S701
S703 SELECTOR
A.F.D. MOVIE MUSIC
STR-DA3200ES/DG1000
15 16 17 18
J
(4/5)
CN702
20P
C712
100
25V
Q705,706
OSC
R731
5.6k
Q705
2SD1624T-TD-E
-0.5 -0.5
11.8
11.8 Q706
2SD1624T-TD-E
C713
3900p
200V
C714
0.1
C715 22 50V
R734
27k
D708
UDZS-TE17-6.8B
C716 0.1
R736
1k
R704
0
(Page
R702
0 87)
S711 S712
CN703
3P
K
1 AD1
KEY 1
2 ADGND
BOARD
CN715
SELECT POWER 3 AD1
ZONE
1 VOL2
2
VOL1
3 ADGND
L
4
STB 3.3V
5 RESET M-VOL
BOARD
6 MD2 CN716
(Page
7
SO
8 SI
87)
9 MAIN/DSP SW
CN705
9P