Schematic Diagram - I/O Board - Sony HCD-HDX285 Service Manual

6-26. SCHEMATIC DIAGRAM - I/O Board -

1 2 3
I/O BOARD
A
JL4043
VIDEO OUT
JL4041
J4001 R
JL4040
TV/VIDEO
B AUDIO IN
JL4037
L
JL4044
(CHASSIS)
JL4024
JL4025
P /C
R R
C
JL4026
J4000
P B /C B
COMPONENT
VIDEO OUT
Y
D
C4039
JL4032 1000p
(CHASSIS)
R4032 R4034
75 75
C4030 C4033
100 100
16V 16V
26
E
27
17 18 19 20 21
F
16 15 14 13 12
25
G
24
H
23
C4028 C4031
0.1 0.1
CN4017
17P
JL4027
I
WIDE 1
VGND 2
JL4028
C 3
JL4030
VGND 4
JL4031
DMP_V 5
VGND 6
JL4033
Y 7
M
VGND 8
JL4034
J Y/G 9
MAIN
BOARD
VGND 10
(10/10)
JL4035
CN472
Cb/B 11
(Page 45)
VGND 12
JL4036
Cr/R 13
JL4038
+6V 14
JL4039
DMP_R 15
JL4102
K
AGND 16
JL4042
DMP_L 17
HCD-HDX285/HDX287WC/HDX585/HDX587WC/HDX589W/HDX685/HDX686W
• See page 59 for Waveforms. • See page 62 for IC Block Diagrams.
4 5 6 7
R4093
3.3k
R4089
3.3k
C4050
1000p
C4043
2200p
C4070
220p
D4003
MC2840-T112-1
R4086
47k
JL4029
R4041 R4043
75 75
C4036 C4040
1000 1000
6.3V 6.3V
28
29
IC B/D
22 23 24 25 26 27 28 29 30 31 32
IC4002
VIDEO AMP,
75Ω DRIVER
IC4002
BH7868FS-E2
11 10 9 8 7 6 5 4 3 2 1
21
C4045 C4046
0.1 470
10V
C4044
C4042 C4037 C4123
0.1
1 0.1 10
C4048
1
22
IC4003 IC B/D
+5V REGULATOR
IC4003
C4034 C4041 TK11150CSCL-G
1 1 C4047
0.1
5 1.3
4 3
Vout Np
R4045
2
GND
1k
6.5 11.9
5 1
Vin CONT
R4036
150
R4044
75
R4035
150
R4037
150
R4038
150
R4039
150
C4049 1
HCD-HDX285/HDX287WC/HDX585/HDX587WC/HDX589W/HDX685/HDX686W
8 9 10 11
R4053
22k
R4051
22k
R4048 R4052
100k 100k
C4078 C4053 C4055
220p 100p 100p
C4083 C4054 C4057
22 22
25V 25V 25V
C4077
R4085 R4094 C4059 R4050 R4055 C4093 R4049 R4054
22 R4095
47k 47k 0.1 47k 47k 100 47k 47k
25V 47k
16V
IC4004 IC B/D IC B/D IC4007
AUDIO SELECTOR AUDIO SELECTOR
IC4004
MC14052 BDR2 MC14052 BDR2
4.5 9 4.5
1 16 1
Y0 VDD Y0
4.5 4.5 4.5
2 15 2
Y2 X2 Y2
4.5 4.5 4.5
14 3
3 Y X1 Y
4.5 4.5
4 Y3 X 13 4 Y3
4.5
4.5 4.5
5 Y1 X0 12 5 Y1
6 INH X3 11 6 INH
0
7 VEE A 10 7 VEE
0
8 VSS B 9 8 VSS
0 0 [9]
0
Q4007
RT1N241C-TP-1 RT1N241C-TP-1
3.2 INVERTER 3.2 [0]
Q4008
RT1N241C-TP-1
3.2
INVERTER
R4061 R4070 R4128
1k 1k 1k
D4006
MA2J1110GLS0
R4077
IC4009
0
+9V REGULATOR
IC4009
KIA7809API-U/PF
11.9 9
I O
1 G 2
C4100 C4104 C4101
3
1 0.1 47
16V
53 53
12 13 14
R4110 R4114
4.7k 4.7k
R4103 R4111
4.7k 4.7k
C4087 C4089
220p 220p
C4088 C4090
22 22 22
25V 25V
C4094 R4105 R4116 R4104 R4115
L4000
0.1 47k 47k 47k 47k
10uH
R4149 R4146 C4109
100k 100k 22 C4116
25V 100
16V
R4156
0
R4150 C4110
100k 22
R4157
25V
0
R4147
100k
TD
CE
R4148
DI
0
CK
IC4007
DO
9
16
VDD
4.5
15
X2
4.5
14
X1
4.5
13
X
4.5
X0 12
4.5
X3 11
0 [9]
A 10
0 [9]
B 9 ASEL5
ASEL4
ASEL1
R4124
ASEL0
10k
0 [9]
Q4011
R4131
INVERTER 10k
Q4012
RT1N241C-TP-1
3.2 [0]
INVERTER
R4133
1k
DI
CE
DO
CK
TD
R4056
220
D4004
1W
MAZ8051G0LS0
15 16 17 18
CN4014
4P
JL4080
S
1 F_AUDIO (L)
JL4082
2 9V
JL4083
FL-JACK
3 F_AUDIO (R)
BOARD
4 GND CN5002
(Page 55)
R4166
0
C4113
0.1
CN4016
9P
JL4091
1 L-CH
JL4092
2 + B 9V
JL4093
3 R-CH
FM 75Ω
COAXIAL
4 GND
JL4094
R4076 100
TUNER
5 TUNED ANTENNA
(FM/AM)
R4073 100 JL4095
6 CE AM
R4072 0 JL4096
7 DI
R4075 100 JL4097
8 CL
JL4098
9 DO
R4074
0
CN4005
5P
JL4047
1 A_SEL5
P
JL4048
2 A_SEL4
JL4049
3 A_SEL1
JL4050 SERIPARA
BOARD
4 A_SEL0
JL4051
CN003
5 V_SEL2
(Page 48)
CN4009
9P
JL4065
1 TV_SEL
JL4066
2 V_SEL1
JL4067
3 V_SEL0 F
JL4068
4 A12V
JL4069
5 ST_DI/MIC_DATA MAIN
JL4070
BOARD
6 ST_CE
(4/10)
JL4071
7 ST_DO CN502
JL4072
(Page 39)
8 ST_CLK/MIC_CLK
JL4073
9 TUNED
JL4089
R4082
0
CN4012
(Page 41)
5P
CL4002
1 A-GND L
JL4076
2 L-IN
JL4087
3 A-GND
MAIN
JL4077
BOARD
4 R-IN
(6/10)
JL4078
R4108
5 XVOICE CN303
0
HDX287WC/HDX578WC/
HDX589W/HDX686W
CN4008
4P
S-AIR
JL4061 Q1 (Page 50)
INCLUDE
1 Lch
BOARD
JL4060
CN801
2 GND
JL4064
3 Rch
S-AIR-CON
Q2
(Page 49)
BOARD
4 A+5V
C4056
CN101
10
50V
HDX285/
HDX585/
HDX685