Schematic Diagram - Panel Section - Sony STR-DH550 Service Manual

STR-DH550/DH750
Ver. 1.1
5-23. SCHEMATIC DIAGRAM – PANEL Section –
1 2 3
A
B
NFC MODULE
NFC ICON
CN2551
C
8P
PC BOARD
(DH750)
D
CN2550
9P
E
STBY_3.3V
NFC_SPICLK
NFC_DATA
NFC_SEL
F
NFC_IRQ
NFC_SW
NFC_RFDET
DGND
NC
G
H
I
CN100
11P
>024S
CL104
AD1 1
POWER KEY
CL105
POWER_BUTTON 3
BOARD
CL109
DGND 4
CN108
C142
NC 5
J
0.1u
CL108
(Page 41)
+3.3V_STBY 6
CL107
LED_ON 7
CL106
LED_STBY 8
CL146
AGND 9
>025S
CL148
MIC_JACK 10
CL145
FRONT JACK AGND 11
BOARD
K
CN105
(Page 39)
STR-DH550/DH750
4 5 6 7
DISPLAY BOARD
C113
R153
54 53 35 34 33 31 29 27 23 21 17 15 14 12
PIN 1 - F+
F-
PIN 2 - F+
PIN 4 - LGND
PIN 5 - PGND
PIN 8 - VH
PIN 10 - SW
PIN 12 - VIN
PIN 14 - OSC
PIN 15 - VDD
PIN 17 - K2
PIN 21 - K1
PIN 23 - DOUT
PIN 27 - DIN ND101
PIN 29 - CLK
VACUUM FLUORESCENT DISPLAY
PIN 31 - STB
PIN 33 - KS1
PIN 34 - KS2
PIN 53 - F-
PIN 54 - F-
S108
A.F.D/2CH
DH750
R156
CL144
1 100k
CL143
2
CL142
3
CL141
4
CL140
5
CL139
6
CL138
7
CL137
8
9 C148 C149
220p 220p
CN103
9P
C143
IC101
0.1u
AUDIO AMP
IC101
C124
FB100 C122
NJM2904M
100u
0uH 0.1u
16V
8 1
3.5
V+ A_OUTPUT
7 7 2 3.5
R117 C116 B_OUTPUT A-INPUT
3.5 6 3 3.5
4.7k 1u
R154
B-INPUT A+INPUT
50V
100 5 4
3.5
B+INPUT GND
3.5
C115 R121 R115 R118 R124 C119
100p 4.7k 4.7k 47k 47k 33p
R122 1k
R123
10k
R119 47k
C117 C118
R116
10u 22u
4.7k
50V 16V
AGND
8 9 10
R157 0
T100
0.1u
DC CONVERTER
TRANSFORMER
R136 100
C140 C141
8
0.1u 0.1u
68k
R137 100
7
1
10 8 5 4 2 1
9
F+
C137 C127
C138 R151 R139 C128
10u 47u
0.1u 8.2k 8.2k 0.01u
50V 50V
S104
CONNECTION PAIRING
S109 S110 S105
BLUETOOTH
MOVIE MUSIC NIGHT MODE
(DH750)
INPUT MODE
(DH550)
R130 R131
1k 2.2k
R132
4.7k
R141
100
C123
R145 R146
1u R128
50V 10k 22k
1k
R127
C125 R129 3 2
C132 5 C133
6.8k
0.0022u 100k
0.0033u 0.0033u
4
1
C121 R126
33p 56k
EN100
R125 INPUT SELECTOR
6.2k
C120
22u
16V
38 38
11 12 13 14
Q101
Q104
QS5W2TR
2SB1710TL
SWITCHING TRANSISTOR
SWITCHING
TRANSISTOR
D109
CONTROL
SA10QA04
-0.2 B B -0.2 5.5 5.6
E
5
C C
6 5 5 R150
4.8
D103 470
4
C130
C129 SA10QA04
0.022u
3 0.0047u R140
680
2
L101 Q103
R120 R149
47uH PDTC114ET
0 680
SWITCHING
L102 TRANSISTOR
0.1
47uH CONTROL
C131
3.2
220u
6.3V
IC100
PNA4823M03S0
IC100
4 5
REMOTE CONTROL
1 2 3
SIGNAL RECEIVER
S103 S102
3.3 3.3
R114 C114
R113
DISPLAY DIMMER 33k
4.7u
10
R165
0
R133 R134 R135
2.2k 2.2k 1k
R147 R148
10k 22k
R144 R142
0
3 2
100k 10k
C135 5 C134
SLI-325DCT31W
0.0033u 0.0033u
4
2
1 Q102
S101
2PD601ART
PURE DIRECT LED DRIVER
(PURE DIRECT)
EN101
MASTER VOLUME
15 16 17
CN102
29P
CL110
29 DCDC_6V
28
FL GND
CL111
27 FL_BK/R3_15V
CL112
26 FL GND
CL113
25
FL EN
CL114
24 FL_DATA
CL147
23 DGND/ZONE POWER
R162
CL117
0 22 FL_CLK
CL115
21 DGND
CL116
20
FL_STB/LATCH
CL118
19 SIRC_IN
>017S
CL119
18 STBY_3.3V
CL120
17
NFC_SPICLK MAIN
CL121
16 NFC_DATA
BOARD
CL122
15 NFC_SEL
CL123 (4/7)
14 NFC_IRQ
CL124
13 NFC_SW CN2004
CL125
12 NFC_RFDET
(Page 27)
CL126
11 INPUT_JOG
CL127
10 VOL_JOG
CL128
9 DCAC_SIGNAL
CL129
8 +7V
CL130
7 AGND
CL131
6 LED_STBY
CL132
5 LED_ON
CL133
4 POWERKEY
CL134
3 AD1
CL135
2 AD2
CL136
1 PUREDIRECT
D108
R143
220
LED