Read Sony KDL-55BX520 (serv.man2) Service Manual online
KDL-55BX520
KDL-55BX520 29
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A
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B
—
C
—
D
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E
—
F
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G
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J
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K
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FRC BOARD SCHEMATIC DIAGRAM (PAGE 1 OF 4)
FRC 1/4
REGULATORS
1-895-096-11 <AZ2UK> FRC-P1
M81_AV12
M81_DV33
M81_AV33
GND
M81_VCCK
+12V
M81_VCCK
DV33_S81
M81_DV33
M81_AV33
M81_VCCK
M81_AV12
M81_DV33
M81_AV33
+12V
M81_AV33
M81_AV12
+12V
M81_VCCK
+12V
DV33_S81
M81_DV33
+12V
6
M81_VCCK
4
GND
4,5,6
M81_AV12
4,5,6
M81_DV33
4,5,6
M81_AV33
4,6
MT8281 AV33
MT8281 DV33
MT8281 AV33
MT8281 AV12
Vout= 0.925x(1+1.91/10) = 1.1
Core Power 1.1V
U1
FR9884SPGTR
null
null
U1
FR9884SPGTR
null
null
B
S
1
VIN
2
SW
3
GN
D
4
FB
5
COMP
6
E
N
7
S
S
8
E
P
9
C15
0.1U_25V_Y
0.1U_25V_Y
C15
0.1U_25V_Y
0.1U_25V_Y
TP2
TP2
1
C12
10U_16V_K
1206_X7R
C12
10U_16V_K
1206_X7R
1
2
TP1
TP1
1
C19
0.1U_16V_K
0402_X7R
0.1U_16V_K
0402_X7R
C19
0.1U_16V_K
0402_X7R
0.1U_16V_K
0402_X7R
R2
1.91K_F
0402
0402
R2
1.91K_F
0402
0402
1
2
+
CAP2
220U_16V_M
6.3x11
220U_16V_M
6.3x11
+
CAP2
220U_16V_M
6.3x11
220U_16V_M
6.3x11
1
2
+ 100U_25V_M
CAP3
6.3x11
+ 100U_25V_M
CAP3
6.3x11
C22
0.1U_16V_K
0402_X7R
0.1U_16V_K
0402_X7R
C22
0.1U_16V_K
0402_X7R
0.1U_16V_K
0402_X7R
U2
FR9884SPGTR
null
null
U2
FR9884SPGTR
null
null
B
S
1
VIN
2
SW
3
GN
D
4
FB
5
COMP
6
E
N
7
S
S
8
E
P
9
C14
6800P_25V_M
6800P_25V_M
C14
6800P_25V_M
6800P_25V_M
+
CAP1
220U_16V_M
6.3x11
220U_16V_M
6.3x11
+
CAP1
220U_16V_M
6.3x11
220U_16V_M
6.3x11
1
2
R1
100K_J
0402
0402
R1
100K_J
0402
0402
R9
0_J 0402
R9
0_J 0402
1
2
R6
26.1K_F
0402
0402
R6
26.1K_F
0402
0402
1
2
L4
120R-100MHZ_0805
L4
120R-100MHZ_0805
C20
1U_25V_K
0603_X5R
1U_25V_K
0603_X5R
C20
1U_25V_K
0603_X5R
1U_25V_K
0603_X5R
C16
1U_25V_K
0603_X5R
1U_25V_K
0603_X5R
C16
1U_25V_K
0603_X5R
1U_25V_K
0603_X5R
C11
0.01U_16V_K
0402_X7R
0.01U_16V_K
0402_X7R
C11
0.01U_16V_K
0402_X7R
0.01U_16V_K
0402_X7R
C1
0.01U_10V_K
0402_X7R
C1
0.01U_10V_K
0402_X7R
1
2
R5
100K_J
0402
0402
R5
100K_J
0402
0402
C17
0.01U_16V_K
0402_X7R
0.01U_16V_K
0402_X7R
C17
0.01U_16V_K
0402_X7R
0.01U_16V_K
0402_X7R
C108
1U_25V_K
0603_X5R
1U_25V_K
0603_X5R
C108
1U_25V_K
0603_X5R
1U_25V_K
0603_X5R
L17
120R-100MHZ_0805
L17
120R-100MHZ_0805
C21
NC_10U_10V_M
0805_X5R
NC_10U_10V_M
0805_X5R
C21
NC_10U_10V_M
0805_X5R
NC_10U_10V_M
0805_X5R
C2
0.1U_16V_K
0402_X7R
0.1U_16V_K
0402_X7R
C2
0.1U_16V_K
0402_X7R
0.1U_16V_K
0402_X7R
1
2
TP24
TP24
1
C9
0.1U_16V_K
0402_X7R
0.1U_16V_K
0402_X7R
C9
0.1U_16V_K
0402_X7R
0.1U_16V_K
0402_X7R
1
2
L7
120R-100MHZ_0805
L7
120R-100MHZ_0805
1
2
C8
0.01U_10V_K
0402_X7R
C8
0.01U_10V_K
0402_X7R
1
2
L2
100R-100MHZ_0805
L2
100R-100MHZ_0805
+ 100U_25V_M
CAP4
6.3x11
+ 100U_25V_M
CAP4
6.3x11
L1
15UH_2.1A_0.091R
L1
15UH_2.1A_0.091R
1
2
L5
100R-100MHZ_0805
L5
100R-100MHZ_0805
R4
5.6K_F
0402
R4
5.6K_F
0402
U3
FP6138-12S5GTR
U3
FP6138-12S5GTR
VIN
1
GND
2
SHDN#
3
VOUT
5
NC
4
C6
0.1U_50V_K
0603_X7R
0.1U_50V_K
0603_X7R
C6
0.1U_50V_K
0603_X7R
0.1U_50V_K
0603_X7R
1
2
C7
0.1U_25V_Y
0.1U_25V_Y
C7
0.1U_25V_Y
0.1U_25V_Y
C13
0.1U_50V_K
0603_X7R
0.1U_50V_K
0603_X7R
C13
0.1U_50V_K
0603_X7R
0.1U_50V_K
0603_X7R
1
2
R3
10K_F
R3
10K_F
L6
120R-100MHZ_0805
BLM21PG121SN1D
BLM21PG121SN1D
L6
120R-100MHZ_0805
BLM21PG121SN1D
BLM21PG121SN1D
C18
0.01U_16V_K
0402_X7R
0.01U_16V_K
0402_X7R
C18
0.01U_16V_K
0402_X7R
0.01U_16V_K
0402_X7R
C3
10U_10V_M
0805_X5R
10U_10V_M
0805_X5R
C3
10U_10V_M
0805_X5R
10U_10V_M
0805_X5R
1
2
R7
10K_F
R7
10K_F
C5
6800P_25V_M
6800P_25V_M
C5
6800P_25V_M
6800P_25V_M
L3
15UH_2.1A_0.091R
L3
15UH_2.1A_0.091R
1
2
C10
10U_10V_M
0805_X5R
10U_10V_M
0805_X5R
C10
10U_10V_M
0805_X5R
10U_10V_M
0805_X5R
1
2
R8
5.6K_F
0402
R8
5.6K_F
0402
C4
10U_16V_K
1206_X7R
C4
10U_16V_K
1206_X7R
1
2
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