Sony KLV-21SG2 (serv.man2) Service Manual ▷ View online
KLV-21SG2 (UC) 3-13
1
A
B
C
D
E
F
G
H
I
K
J
2
12
13
11
10
9
8
7
6
5
4
3
14
15
P12V
+9V
+5V
+3.3V
UN6V
16.5V
+16.5V
+5V
+9V
+16.5V
UN6V
+16.5V
1.9
6.4
2.2
1.7
2.2
1.7
12V SW
B-SS11933<UC.>- A1.-P4
(POWER SUPPLY)
A1(4/4)
CN6351
TO G2 BOARD
CN8210
TO D2 BOARD
TO(1/4)
TO(3/4)
TO(1/4)
TO(1/4)
CONVERTER
5V REG
9V REG
TO(1/4)
TO(1/4)(2/4)
TO(1/4)(2/4)
12V CONTROL
PROT
15V MUTE
12V REG
3.3V REG
3.3V REG
TO(1/4)(2/4)
TO B(1/8)BOARD
1.6A
2.5A
TO D2 BOARD
CN1003
12V 0.6A
PANEL 12V 0.33A
D3.3V 2.8A
D5V 0.6A
9V 0.23A
IC4603
BA05T
OUT
GND
VCC
D5V
R4616
5.1k
RN-CP
1/10W
Q4604
2PA1576R-115
Q4607
2PA1576R-115
C4607
B
1
16V
2012
IC4602
BA09T
OUT
GND
VCC
C4624
B
0.1
25V
25V
2012
C4622
100
25V
25V
C4633
470
25V
25V
C4631
39
16V
C4629
B
10
25V
3225
R4632
0
CHIP
R4631
0
CHIP
FB4608
0uH
GND
GND
REG16.5V
REG16.5V
CN4605
4P
4
3
2
1
C4628
220
10V
10V
R4645
150k
CHIP
1/10W
R4644
100k
CHIP
1/10W
R4643
0
CHIP
R4642
0
CHIP
9V
D4612
MMDL914T1
D4611
MMDL914T1
1.6A
PS4601
9V
2.5A
PS4602
Q4602
HAT2071R-EL
D4
D3
D2
D1
G
S3
S2
S1
1234
5
6
7
8
Q4601
HAT2071R-EL
D4
D3
D2
D1
G
S3
S2
S1
1234
5
6
7
8
10uH
L4601
15V_MUTE
REG16.5V
R4641
10k
CHIP
1/10W
D4610
UDZSTE-1713B
C4642
B
0.01
25V
1608
C4639
XX
25V
R4640
XX
CHIP
GND
REG10.5V
GND
UNREG33V
GND
GND
GND
UNREG6V
UNREG6V
UNREG6V
GMD
GND
UNREG12V
UNREG12V
14P
CN4601
14
13
12
11
10
9
8
7
6
5
4
3
2
1
C4641
B
1
16V
2012
R4639
150k
CHIP
1/10W
POWER2
C4640
B
0.1
16V
16V
1608
Q4606
DTC114EUA-T106
R4638
33k
CHIP
1/10W
R4637
CHIP
1/10W
XX
C4637
B
1
16V
2012
Q4605
UPA1716G-E2
D4
D3
D2
D1
G
S3
S2
S1
1234
5
6
7
8
D4609
MM3Z13VT1
R4636
0uH
C4636
B
0.01
25V
1608
C4602
B
0.01 25V
1608
C4609
B
0.015
25V
1608
IRF7901D1-TR
Q4603
4
5
123
6
7
8
D4607
MM3Z15VT1
JL4633
JL4632
JL4631
PANEL_DET
BACKLIGHT
DIMMER
GND
DCIN_ALERT
5V_ALERT
3.3V_ALERT
GND
GND
DVI_MUTE
VGA
GND
GND
PANEL12V
PANEL12V
GND
9V
D5V
GND
GND
GND
D3.3V
D3.3V
D3.3V
D3.3V
CN4603
25P
25
24
23
22
21
20
19
18
17
16
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
JL4630
JL4629
JL4628
JL4627
JL4626
JL4625
JL4624
JL4618
JL4623
JL4622
JL4621
JL4620
JL4619
JL4617
D5V
DIMMER
BACKLIGHT
PANEL_DET
GND
D5V
CN4604
5P
5
4
3
2
1
R4633
10k
CHIP
1/10W
REG16.5V
C4635
B
4.7
6.3V
2012
R4630
22k
CHIP
1/10W
REG16.5V
VGA
DVI_MUTE
TO(N.C.)
D5V
FBMJ2125HS420
FB4605
0uH
JL4608
AU_GND
FBMJ2125HS420
FB4602
0uH
JL4602
JL4614
JL4615
UNREG6V
SLF7055
L4602
10uH
D3.3V
R4626
0
CHIP
FBMJ2125HS420
FB4609
0uH
REG16.5V
C4620
F
0.1
25V
25V
1608
C4618
B
4.7
R4625
0uH
25V
3225
PTZ-TE25-13A
D4606
R4628
100
CHIP
1/10W
R4627
100
CHIP
1/10W
R4622
100k
RN-CP
1/10W
R4623
47k
RN-CP
1/10W
R4629
0
CHIP
04643
XX
C4644
XX
C4646
1000P
1000P
50V
B
1608
C4645
XX
R4624
0
CHIP
D4605
PTZ-TE25-3.9B
D4604
RB063L-30TE25
C4632
39
16V
C4634
470
25V
25V
C4630
B
10
25V
3225
C4619
470
25V
25V
C4614
B
0.1 25V
2012
C4615
B
0.1 25V
2012
C4616
B
4.7
47k
6.3V
2012
C4617
B
4.7
6.3V
2012
C4613
B
4.7
6.3V
2012
D4602
RB160M-30TR
D4603
RB160M-30TR
POWER4
POWER3
R4619
150k
CHIP
1/10W
C4612
B
4700p
50V
1608
R4621
56k
RN-CP
1/10W
R4617
390
RN-CP
1/10W
R4618
20k
RN-CP
1/10W
R4604
4.3k
RN-CP
1/10W
R4613 33k
CHIP
1/10W
C4608
B
0.0125V
1608
R46124.7k
CHIP
1/10W
R4607 47k
CHIP
1/10W
R4611 1k
CHIP
1/10W
R4614
10k
RN-CP
1/10W
R4606 47k
CHIP
1/10W
C4606
B
0.1 25V
2012
C4601
B
0.01 25V
1608
R4610 0 CHIP
C4604
CH
47p 50V
1608
R4609 0 CHIP
C4603
B
0.01 25V
1608
LH1
OUT1_U
LL1
OUT1_D
OUTGND1
TRIP1
VCC
TRIP2
VREF5
REG5V_IN
OUTGND2
OUT2_D
LL2
OUT2_U
LH2
INV2
FB2
SOFTSTART2
POWERGOOD
FLT
STBY2
STBY1
REF
GND
5V_STBY
CT
PWM/SKIP
SOFTSTART1
FB1
INV1
IC4601
TPS5120DBTR
15
14
13
12
11
16
17
10
9
8
23
22
21
20
19
18
1234567
24
25
26
27
28
29
30
C4605
B
0.022
25V
1608
R4608
7.5k
RN-CP
1/10W
R4620
33k
RN-CP
1/10W
C4610
B
6800p
25V
1608
R4615
6.8k
RN-CP
1/10W
R4603
12k
RN-CP
1/10W
JL4611
JL4601
JL4607
JL4606
JL4605
JL4604
UNREG33V
UNREG6V
AU_12V
LFBK1608HS601
FB4604
0uH
FBMJ2125HS420
FB4603
0uH
FBMJ2125HS420
FB4601
0uH
JL4613
JL4612
C4627
47
16V
C4621
47
16V
C4626
B
0.1
16V
16V
1608
C4625
B
0.1
16V
16V
1608
C4623
B
0.1
16V
16V
D4652
EC31QS03L-TE12L
D4650
EC31QS03L-TE12L
D4656
EC31QS03L-TE12L
D4654
EC31QS03L-TE12L
D4651
EC31QS03L-TE12L
D4649
EC31QS03L-TE12L
D4655
EC31QS03L-TE12L
D4653
EC31QS03L-TE12L
D4658
EC31QS03L-TE12L
D4659
EC31QS03L-TE12L
D4657
EC31QS03L-TE12L
D4662
EC31QS03L-TE12L
D4660
EC31QS03L-TE12L
D4661
EC31QS03L-TE12L
1608
UNREG6V
D5V
9V
CN8201(
7-!-)
TO(N.C.)
MUTE
Q4608
MUN5213T1
MUTE
Q4609
2PC4081R-115
TO(3/4)
P_MUTE
FB4606
0uH
C4647
100
25V
25V
AU_16.5V
R4635
100k
RN-CP
1/10W
C4651
0.1
15V
15V
B
R4647
0
RN-CP
KLV-21SG2 (UC) 3-14
<COMPONENT SIDE>
<CONDUCTOR SIDE>
A1
[INPUT TERMINAL, AV SW, AUDIO CONTROL, AUDIO OUTPUT, POWER SUPPLY]
— A1 BOARD —
1
2
3
4
A
B
C
1
2
3
4
A
B
C
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