Schematic Diagram - Display Board - Sony STR-DA4400ES Service Manual

6-85. SCHEMATIC DIAGRAM - DISPLAY Board -

1 2 3
A
DISPLAY BOARD
B
C
D
C724
47
E
16V
F
CN709
4P
BN
L 3
GND 4
MIC
BOARD R 1
CN718
(Page 113)
G
H
C743
2200p
I
CN706
8P
+15V 8
GND 7
BJ
H.P 6
AD-GND 5
VIDEO 3
GND 4
J
BOARD
MIC LOUT 3
CN722
GND 2
(Page 103)
MIC ROUT 1
K
STR-DA4400ES
• See page 118 for IC Block Diagrams.
4 5 6 7
IC701
NJL24H400A
IC701
3 2 1
4.9 REMOTE CONTROL
4.9
RECEIVER(FRONT)
C701
47
16V
R706
10 Q701,709 - 711
LED DRIVE
R733 R701
1k 330
R735
1k
5
1.9 R772
2.2k
4.9
IC702 2.6
+3.3V REGULATOR 0.2
1.9
IC702
2.6
BA33BC0FP-E2 R758
FB701
470
0
3.3 15
3 O I 1
G
2
D701
SML72423C-TP15
C718
C719
C721 47
0.1
ON/STANDBY
0.1 16V
C745
C746
10
0.1
50V
C739
R748
10
2.2k
50V
R753
2.2k
FB702
Q708
R750
2SC2712-GL-TE85L
220k
LINE AMP
2.5
1
C740
C747
10 0.3
50V 100p
C735 C734
0.1
R749 47
R751
1k 16V
68k
R707
2.2
1 5 6 7 8 9 10 11 12
F1
8 9 10 11
D702
D703
SELS5B23C-TP15 SELT5E23C-S TP15
Digital MULTI
Cinema
CHANNEL
Sound DECODING
R719 R721 R720
330 100
150
Q703
RT1N141C-TP-1
3
4.9
LED DRIVE
0
3.6 0
3
0 0
R759
10k
Q702
Q704
RT1N141C-TP-1
RT1N141C-TP-1
LED DRIVE
C733 C731 C729 LED DRIVE
1 10
10
50V 50V
50V
C725
47
16V C722
10
R754
50V
1k
0 0 0 0 0.2 0.2
7 6 5 4 3 2 1
IC703
NJM2173AV(TE2)
C749
R737
2200p
10k
8 9 10 11 12 13 14
3.3 3.3 0 0 0.2
3.2
IC703
MIC AMP
IC B/D
R741
10k
R740
10k
C732 C730 C728 C726
10 10 2200p 47
50V 16V
50V
55 56 57 58 59 60 61 62
ND701
FLUORESCENT INDICATOR TUBE
R723
R724
2.2k
1k
R727
R725 R726
4.7k
22k 10k
S709 S708 S707 S706 S705
S710
TUNING MEMORY/ DIMMER DISPLAY INPUT MODE
TONE
A.DIRECT
MODE ENTER
MODE
111 111
12 13 14 15
C751
0.1
Q705 -0.5 -0.5
2SD1624T-TD-E
OSC
0
0 11.8
11.8 Q706
2SD1624T-TD-E
OSC
C713
3900p
200V
L701
100uH
6 5 4 3 2
9 8 7 1 10
R709
R710
R711
R712
R708
2.2
C706 C704
100p
47
16V
R734
27k
C708
C707
10
0.1
50V
C715 C714
C716
0.1
0.1 100
50V
3
1
2
R705
0
R703
0
R736
66
1k
F2
R728 R729 R730
1k
2.2k 2.2k
S711 S712
S704 S703 S702 S701
ZONE ZONE
MOVIE
2CH/ A.F.D. MUSIC
SELECT POWER
STR-DA4400ES
16 17 18 19
R718
CN701
100
14P
14 SIRCS
R757 100
13 LED_STB
R713 100
12 LED_MLT-DIM
R714 100
11 LED_MLT
100
R715
LED_DCS
10
BH
9 STB_5V
8 STB_3.3V
CONTROL
STB_GND BOARD
7
(2/2)
6 STB_GND
CN2014
(Page 107)
5 ZONE2/3_POW
FL_GND
4
3
DD_GND
1
DD_+12V
S713
ROTARY
ENCODER
TONE
CN704
TONE+/-1
1 4P
1 SP-A BP
2
3 TONE+/-2 2 STB-GND
3 SP-B SPSW
BOARD
4
STB-3.3V
CN726
(Page 113)
1 TUN+/-1
2
3 TUN+/-2
S714
ROTARY
CN702
ENCODER
10P
TUNING
10
AGND
9 AD3
8 AD2
BG
7
AD1
6 MIC
CONTROL
100
5 FL_DATA BOARD
100 (2/2)
4
FL_CLK
CN2013
100
3 FL_LAT
(Page 107)
100
1 FL_BLK
CN710
16P
16 V3.OPT
DGND
15
14 D3.3V
13 POW-SW_DET
SP.SW-A
12
11 BF
SP.SW-B
10 HP_IN
TONE+/-1
CONTROL
9 TONE1
TONE+/-2 BOARD
8
TONE2 (2/2)
TUN+/-1
CN2012
7
TUNE1
(Page 107)
TUN+/-2
6 TUNE2
5 FUNC1
4 FUNC2
R716
100
3 VOL1
1 VOL2
R717
100
CN708
6P
AC SW
BR
6 POW SW OUT
BOARD
S715 5 POW SW IN
ROTARY
ENCODER 4 D3.3V
BK VIDEO 3
INPUT 3 DGND
BOARD
SELECTOR CN723
1 V3.OPT
CN703
3P
BL
1 AD1
2 ADGND
(Page 113)
KEY1
3 AD1
BOARD
CN715
CN705
5P
1 VOL2 BM
3 VOL1
MAIN VOL
4 ADGND
BOARD
5 STB+3.3V
CN712
(Page 113)
(Page
113)
CN2
(Page
103)