KDL-50R550A, KDL-50R555A, KDL-50R557A, KDL-60R520A, KDL-60R550A, KDL-60R551A, KDL-60R555A, KDL-60R557A, KDL-70R520A, KDL-70R550A, KDL-70R551A, KDL-70R555A, KDL-70R557A - Sony TV Service Manual (repair manual). Page 42

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Chassis RB1FK, BL 42 
Chassis RB1FK, BL
G BOARD SCHEMATIC
G BOARD SCHEMATIC DIAGRAM (2 OF 2)
Frame Name:DF-SCA2H-1R01.SCH
SELL OF APPARATUSES OR DEVICES WITHOUT PERMISSION.
J
AND SHALL NOT BE REPRODUCED OR USED AS THE BASIS FOR THE MANUFACTURE OR
THESE DRAWINGS AND SPECIFICATIONS ARE THE PROPERTY OF DELTA ELECTRONICS, INC.
1
DELTA ELECTRONICS, INC.
2
I
H
3
G
F
E
Date:
PWB:
FILE NAME:
LY.REV:
Drawn:
Checked
DESCRIPTION:SCHEMATIC OF
SWITCHING POWER SUPPLY
6
5
4
7
2
D200PP188R2
KEVIN
12/21/12'
D
C
A
B
1
2
3
4
5
6
7
A
8
9
10
B
C
D
Approved
MODEL NAME
REV.
SHEET
OF
10
9
8
I
G
E
F
H
J
DPS-200PP-188 A
02
TC
54C
VR
EG
BOOST+
R752
1K
 1
/1
0W
 F
C
767
1n
F 50V
 K
R760
150K
 1/10W
 F
C
768
100n
F 50V
 K
C
766
100n
F 50V
 K
R763
11K
 1/10W
 F
C
769
220n
F 25V
 K
R783C
20K
 1/10W
 F
R787
499K 1/10W F
R785A
200K 1/4W F
R785B
499K 1/10W F
C
777
100p
F 50V
 J
LED+'
1/2
VLLC
R785C
20K
 1/10W
 F
R788A
100K 1/4W F
C
758
1n
F 50V
 K
IC752:2
LM258ADR
C
759B
1n
F 50V
 K
R788C
20K
 1/10W
 F
R788B
100K 1/4W F
R788D
20K 1/10W F
C
759A
1n
F 50V
 K
C
756
1n
F 50V
 K
R788E
499K
 1/10W
 F
C796
PWM_DIMMER
R790
100 1/10W F
OVP
BOOST+
REG_12V'
C
760A
470u
F 25V
 M
C
760B
470u
F 25V
 M
R761
75K 1/4W F
C
760C
2.
2u
F 25V
 K
R762
75K 1/4W F
R783A
0 1/10W
 J
R783B
44.
2K
 1/10W
 F
C
760D
2.
2u
F 25V
 K
ADIM
FAILB
R751
VCC-INV
BL_ON
R783
1K 1/10W F
R782
10K 1/10W F
IC751
BD9488F-E2
R780
0 1/4W J
L751:3
CPV-DP12210
TC54C
R773
10K 1/10W F
R754
0.
2 1/2W
 F
R774
47.5 1/4W F
R775
0 1/4W J
Q751
AP20N15GI
FB
751
3.
5 1
D752
BAS316
R772 1K
 1/4W
 F
LED-
C
774
100p
F 50V
 J
ZD750 PD
Z5
.6
B
R777
1K 1/4W F
D753
BAS316
C773
100pF 50V J
R779
2.49K 1/4W F
R778
10K 1/10W F
R776 20 1/4W
 F
Q
752
AP
20N
15G
I
C
775
R759
20
K 1
/4
W
 F
R781
1K
 1/4W
 F
IS
FB754
2.5 3 1
D751
SB5H100-E3/73
R756
0.
2 1/2W
 F
R758
20
K 1
/4
W
 F
C
764B
220u
F 80V
 M
C
764A
220u
F 80V
 M
C
761
220p
F 1K
V K
C763
220pF 1KV K
R755
0.
2 1/2W
 F
C
762A
220n
F 50V
 K
BOOST+
C
762B
220n
F 50V
 K
IC
753
TL
431B
M
FDT
R795D
R795C
C
791
R794G
20K
 1/10W
 F
R794F
10K
 1/10W
 F
D755C
BAS316
IC752:1
LM258ADR
C790
1uF 25V K
R794D
10K
 1/10W
 F
R794C
10K 1/10W F
R794B
1M
 1
/1
0W
 F
C
795
C
792
100n
F 50V
 K
VREG
OVP
D200PP188R3C0
REG_12V'
REG_12V''
IS
RE
G
_12V
R794A
100K
 1/10W
 F
D
75
4C
BA
S316
C
770
2.
2u
F 25V
 K
C
772
1u
F 25V
 K
ZD752
PD
Z1
8B
,1
35
C
771
100n
F 50V
 K
R795A 2K
 1/4W
 F
ZD751
PD
Z1
0B
,1
35
R764B
5.
11 1/4W
 F
R796A
10 1/4W F
R794E 0 1/4W
 J
R795B 0 1/10W
 J
R764A
5.
11 1/4W
 F
C
776
220n
F 25V
 K
R796B
1K
 1
/1
0W
 F
R795E
100K
 1/4W
 F
BL_
ERROR
BL_O
N
VREG
VCC-INV
R764H
5.
11 1/4W
 F
R764R
5.
11 1/4W
 F
R764Q
5.
11 1/4W
 F
R764P
5.
11 1/4W
 F
R764O
5.
11 1/4W
 F
R764N
5.
11 1/4W
 F
R764M
5.
11 1/4W
 F
R764L
5.
11 1/4W
 F
R764K
5.
11 1/4W
 F
R764J
5.
11 1/4W
 F
R764I
5.
11 1/4W
 F
R764G
5.
11 1/4W
 F
R764F
5.
11 1/4W
 F
R764E
5.
11 1/4W
 F
R764D
5.
11 1/4W
 F
R764C
5.
11 1/4W
 F
R764T
5.
11 1/4W
 F
R764S
5.
11 1/4W
 F
R770
39.
2 1/4W
 F
R771
40.
2 1/4W
 F
R797
0 1/10W
 J
C
P752
LED2-
LED-
LED-
LED3-
LED4+
LED4-
LED-
LED3+
LED2+
LED1-
LED-
LED1+
CN3
02
ADIM
FAILB
R795G
3.
01K
 1/4W
 F
C
793
100p
F 50V
 J
R795F
68.
1K
 1/4W
 F
R796C
100K
 1/10W
 F
C
794
100n
F 50V
 K
Q
753
2N
7002K
-7
 
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