Sony KLV-20G300A Service Manual ▷ View online
3V3_Keypad
3V3_Keypad
3V3_Keypad
U
N
E
M
-
V
-
C
+
V
E
C
R
U
O
S
+
C
R
E
W
O
P
S901
300090142101
S901
300090142101
1
2
3
4
L901
100/100M
0805
L901
100/100M
0805
R910
787 1%
0805
R910
787 1%
0805
S905
300090142101
S905
300090142101
1
2
3
4
C905
0.1U
C905
0.1U
D9104
BAV99
D9104
BAV99
S906
300090142101
S906
300090142101
1
2
3
4
R908
113 1%
0805
R908
113 1%
0805
C909
0.1U
C909
0.1U
S902
300090142101
S902
300090142101
1
2
3
4
R914
0R
0805
R914
0R
0805
C908
0.1U
C908
0.1U
C911
0.1U
C911
0.1U
R915
0R
0805
R915
0R
0805
R905
37.4 1%
0805
R905
37.4 1%
0805
GND2
GND2
HS
HS
CN901
3071816731
HS
HS
CN901
3071816731
1
2
3
4
5
6
7
8
R902
68.1 1%
0805
R902
68.1 1%
0805
C912
C1206
1206
C912
C1206
1206
R907
113 1%
0805
R907
113 1%
0805
D9105
BAV99
D9105
BAV99
R912
NC
0805
R912
NC
0805
R909
787 1%
0805
R909
787 1%
0805
D9107
BZD27C
D9107
BZD27C
GND1
GND1
R901
113 1%
0805
R901
113 1%
0805
C907
0.1U
C907
0.1U
D9106
BAV99
D9106
BAV99
R911
0R
0805
R911
0R
0805
C902
0.1U
C902
0.1U
C904
0.1U
C904
0.1U
S903
300090142101
S903
300090142101
1
2
3
4
C901
10uF/10V
0805
C901
10uF/10V
0805
S904
300090142101
S904
300090142101
1
2
3
4
R906
0R
0805
R906
0R
0805
C906
0.1U
C906
0.1U
C903
0.1U
C903
0.1U
S907
300090142101
S907
300090142101
1
2
3
4
C910
0.1U
C910
0.1U
R913
0R
0805
R913
0R
0805
R903
0R
0805
R903
0R
0805
4-4 Schematic
Mounted PWB H1 Board (Key Board)
29
KLV-20G300A
AMBER
GREEN
RED
GREEN_POWER
3V3_IR
IR_DET
IR_DET
3V3_IR
L-115WSRSGW-CC
C9100
10uF/10V
0805
C9100
10uF/10V
0805
R9100
10R
R9100
10R
R9102
10K
R9102
10K
R9107
10R
R9107
10R
H9100
H9100
R9105
10R
R9105
10R
C9102
0.1uF
C9102
0.1uF
CN9100
3071297334
CN9100
3071297334
1
2
3
4
5
6
7
IRM9100
IRM3640N3
IRM9100
IRM3640N3
GN
D
2
OU
T
1
VC
C
3
R9106
10R
R9106
10R
C9111
10uF/10V
0805
C9111
10uF/10V
0805
R9104
10R
R9104
10R
C9104
10uF/10V
0805
C9104
10uF/10V
0805
D9104
2300077606
D9104
2300077606
D9103
BAV99
D9103
BAV99
R9101 22R 1206
R9101 22R 1206
C9105
100pF
C9105
100pF
C9109
10uF/10V
0805
C9109
10uF/10V
0805
R9103 22R
1206
R9103 22R
1206
H9104
H9104
H9103
H9103
D9102
2300045731
D9102
2300045731
1
3
2
GND1
GND1
H9105
H9105
C9103
10uF/10V
0805
C9103
10uF/10V
0805
D9100
2300271506
D9100
2300271506
L9100
100/100M
0805
L9100
100/100M
0805
C9110
10uF/10V
0805
C9110
10uF/10V
0805
4-4 Schematic
Mounted PWB H2 Board (IR LED Board)
30
KLV-20G300A
HPR
HPL
HPL
HP
HP
HPL
HPR
A
A
A
A
EARPHONE OUT
C9107
220pF
C9107
220pF
L819
120/0603
L819
120/0603
C9106
0.1uF
C9106
0.1uF
CN8102
3071324034
CN8102
3071324034
1
2
3
4
R9107
0R
1206
R9107
0R
1206
R9108
0R
1206
R9108
0R
1206
GND3
GND3
CN8103
3072231000
CN8103
3072231000
3C
5E
4D
2B
1A
6F
7G
L820
120/0603
L820
120/0603
C9108
220pF
C9108
220pF
4-4 Schematic
Mounted PWB H3 Board (EARPHONE Board)
31
KLV-20G300A
4-5.PCB LAYOUT
A Board (Main Board)
A Board (Main Board)
32
KLV-20G300A
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