Schematic Diagram - Display Board - Sony STR-DN840 Service Manual

5-24. SCHEMATIC DIAGRAM – DISPLAY Board –
1 2 3
DISPLAY BOARD
A
B
1 2
C
CN100
L 8P
CL100
D
AD1 1
CL101 POWER_BUTTON
POWER_BUTTON 3
POWER
CL102
DGND 4
CL103
KEY
NC 5
CL104
BOARD +3.3V_STBY 6
CL105 LED_ON
LED_ON 7
CN103
CL106 LED_STBY
LED_STBY 8
(Page 50)
E
F
G
H
I
J
K
STR-DN840
4 5 6
ND100
VACUUM FLOURESCENT DISPLAY
VH +30V
R114 R117
1k 2.2k
AD1
S108 S109 S110
A.F.D./2CH MOVIE MUSIC
R121 R122 R123
100 100 33k
C112
D101
0.1
DZ2J062M0L
7 8 9 10
IC101
PNA4823M03S0
IC101
REMOTE CONTROL
SIGNAL RECEIVER
38 39 40 41 42 43 44 45 46 47 48 49 50 53 54
CL109
C114
0.1
CL110
BK
CL111 LATCH
CL112 CLOCK
CL113 SI/DATA
VDD
CL114
R155
0
C117
C123
0.1
1000
6.3V
C115
10 50V
C121
R124
33p
8.2k
R125
8.2k
T100
Q102
DC CONVERTER
QS5W2TR
TRANSFORMER
SWITCHING
TRANSISTOR
7 6
0
4.7
8 5
0 4.7
9 4
C126
C125
C124 R137
220
3 0.022
4700p 680
6.3V
1 2
L101
47uH
C113
C116
D102 D103
47
0.01
BAV99-215 BAV99-215
50V
R126 R127 R128
4.7k 2.2k 2.2k
S104
CONNECTION PAIRING
S105 BLUETOOTH S103 S102
SOUND OPTIMIZER (US, CND) DIMMER DISPLAY
INPUT MODE
(EXCEPT US, CND)
R107
R101 R103
4.7k
4.7k 4.7k
R102
4.7k
R100
100
C101
1
C100
50V
100p
43 43
11 12 13
R136
3.3 3.3
100
R129
33k
R135
C122
10 10
R131 100
R132 47
R133 47
R134 100
FB102 0uH
Q105
2PD601ART
R146
LED DRIVER
680
5
D104
SLI-325DCT31W 0
LED
R147
R144
(PURE DIRECT)
100k
10k
Q103
R154
PDTC114ET
470
D105
SWITCHING
SA10QA04
TRANSISTOR
R153 CONTROL
5.3
680
3.3
4.6
Q104
5
2SB1710TL
0.1
5V Out
SWITCHING
CL141
TRANSISTOR
CONTROL
C135
0.1
R159
0
1 1
S120
INPUT
SELECTOR
3 2 3 2
R130
1k R138 R139
10k 22k R143 R145
10k 22k
C127 C129
S101 3300p 3300p
C130
PURE DIRECT
3300p
DGND
FB100
AGND
C105
22
16V
C110
C106 R113
C102
R111
2200p
33p 6.8k
10
6.2k
50V
R112
56k
R115
C108
3.5 3.5 3.5 1 1k
50V
R104
4 3 2 1
47k
IC100
NJM2904M
R108
IC100
1k
AUDIO AMP
R105
47k
5 6 7 8
3.5 3.5 3.5 7
C103
C104
22
C109
C107
33p
16V 47
0.1
16V
R109 R110
10k 47k
STR-DN840
14 15 16 17
CN102
25P
CL115
25 FL_CK
CL116
FL_DIN
24
CL117
23 FL_LATCH
CL118
INPUT_JOG
22
AD1 CL119
21 AD1
CL120
AD2
20
CL121
19 SIRC
POWER_BUTTON CL122
POWER_BUTTON
18
CL123
G
17 VOLUME_JOG
CL124
+6V_DCDC
16
CL126
15 FL_GND
DIGITAL
C136
14 FL_GND
10p
CL129
BOARD
13 +3.3V_STBY
CL130
(4/8)
12 DGND
CL131
11 PURE_DIRECT
CN2101
10 DGND
CL132 (Page 31)
9 MIC_MUTE
DCAC_SIGNAL
CL133
8 DCAC_SIGNAL
FL_EN CL134
7 FL_EN
CL135
6 AGND
CL136
5 +7V (7807)
CL137
C137
4 +3.3V_DCDC
1000p CL138
3 FL_BK
LED_ON CL139
2 LED_ON
LED_STBY CL140
1 LED_STBY
FL_EN
S121
MASTER
VOLUME
C132
3300p
M
CN101
3P
FRONT
CL128
3 AGND
JACK PWB
1kohm
CL125
2 MIC_JACK
BOARD
1 AGND
CN105
(Page 48)
DCAC_SIGNAL