DOWNLOAD Sony KDL-55BX520 (serv.man2) Service Manual ↓ Size: 1.51 MB | Pages: 37 in PDF or view online for FREE

Model
KDL-55BX520 (serv.man2)
Pages
37
Size
1.51 MB
Type
PDF
Document
Service Manual
Brand
Device
TV
File
kdl-55bx520-sm2.pdf
Date
PREV: Sony KDL-55BX520 Service Manual

Sony KDL-55BX520 (serv.man2) Service Manual ▷ View online

 9 
KDL-55BX520
KDL-55BX520 
1-3.  BLOCK DIAGRAM
COMPOSITE OR
COMPONENT 1
RF
COMPONENT 2
HDMI 1
PC HD15
POWER SUPPLY
SWITCH
UNIT
LED
IR RX
LCD PANEL
A
H
L
R
ANALOG AUDIO OUT
OPTICAL AUDIO OUT
U3
MT5388
A/V DECODER
A/V PROCESS
CPU
TUNER
USB2.0
HDMI 2
24V B+ 
AND CTL
AC IN
INVERTER
X2
U8
CLASS D 
AUDIO 
AMP
G17
*HDMI 3
*BX421 MODELS 
ONLY
IC4305
TEMP 
SENSE
FRC
LVDS
LVDS
FIGURE 3-1.  OVERALL BLOCK DIAGRAM
 10 
KDL-55BX520
KDL-55BX520 
FRC
Panel
DDR II*2
Inverter
Inverter
FIGURE 3-2.  ENGINEERING BLOCK DIAGRAM
 11 
KDL-55BX520
KDL-55BX520 
MB
PSU
Inverter
KEY PAD
IR
SPEAKER
FIGURE 3-3.  CONNECTOR DIAGRAM
KDL-55BX520
KDL-55BX520 12 
1 
| 
2        | 
3 
| 
4 
| 
5 
| 
6 
| 
7 
| 
8 
| 
9 
| 
10 
| 
11 
| 
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| 
13 
| 
14 
| 
15 
| 
16 
| 
17 
| 
18 
| 
19 
| 
20 
| 
21 
| 
22 
| 
23 
| 
24 
| 
25 
| 
26 
| 
27 |  28  |
A
—
B
—
C
—
D
—
E
—
F
—
G
—
H
—
I
—
J
—
K
—
L
—
M
—
N
—
O
—
P
—
1-4.  SCHEMATICS AND SUPPORTING INFORMATION
A BOARD SCHEMATIC DIAGRAM (1 OF 15)
A 1/15
POWER
1-895-094-11 <AZ2UK> A-P1
AV33
AV125
DV11
+5V_PWR
DV33
+3V3SB
+3V3SB_PWR
GND
DV11
+5V
+5V_PWR
+5V_PWR
+12V
DV11
+3V3SB
+3V3SB_PWR
AV33
AV125
DV11
+5V
+5V_PWR
AV33
DV33
+5V_PWR
+5V
+5V_PWR
+12V
+5V
AV33
5,7,9,10,13,14,16
AV125
4,5,7,8,13,16
DV33
4,5,6,8,11,12,13,15,16,17
+5V_PWR
4,5,7,8,10,11,16
DV11
10,16,17
+3V3SB_PWR
15
+3V3SB
5,7,8,10,15,16
GND
4,5,6,7,8,9,10,11,12,13,14,15,16,17
+5V
16
+12V
10,14,15,16
Stand By Power
ANALOG POWER AV125
Core Power 1.1V
ANALOG POWER AV33
DIGITAL POWER DV33
Vout= 0.925x(1+45.3/10)=5
Vout= 0.925x(1+1.91/10) = 1.1
C19
0.1U_50V_K
0603_X7R
C19
0.1U_50V_K
0603_X7R
1
2
TP229
TP229
1
C12
10U_10V_M
0805_X5R
C12
10U_10V_M
0805_X5R
1
2
L27
100R-100MHZ_0805
L27
100R-100MHZ_0805
R253
470K_J0402
R253
470K_J0402
1
2
C239
10U_16V_K
1206_X7R
C239
10U_16V_K
1206_X7R
1
2
C92
1000P_50V_K
0402_X7R
C92
1000P_50V_K
0402_X7R
1
2
L14
100R-100MHZ_0805
L14
100R-100MHZ_0805
C18
10U_16V_K
1206_X7R
C18
10U_16V_K
1206_X7R
1
2
C240
1U_16V_K
0402_X5R
C240
1U_16V_K
0402_X5R
1
2
R760
5.6K_F
0402
R760
5.6K_F
0402
U1
FR1117-R3GTR
null
U1
FR1117-R3GTR
null
VIN
3
OUT
2
VOUT
4
ADJ
1
D88
LLZ5235B
null
D88
LLZ5235B
null
2
1
TP231
TP231
1
C235
10U_10V_M
0805_X5R
C235
10U_10V_M
0805_X5R
1
2
R761
100K_J
0402
R761
100K_J
0402
U34
FR9884SPGTR
null
U34
FR9884SPGTR
null
B
S
1
VIN
2
SW
3
GN
D
4
FB
5
COMP
6
E
N
7
S
S
8
E
P
9
C244
0.1U_50V_K
0603_X7R
C244
0.1U_50V_K
0603_X7R
1
2
C31
10U_10V_M
0805_X5R
C31
10U_10V_M
0805_X5R
1
2
C236
0.1U_16V_K
0402_X7R
C236
0.1U_16V_K
0402_X7R
1
2
R254
10K_J 0402
R254
10K_J 0402
1
2
R790
45.3K_F
R790
45.3K_F
C21
10U_10V_M
0805_X5R
C21
10U_10V_M
0805_X5R
1
2
TP228
TP228
1
R27
110_F
0402
R27
110_F
0402
1
2
C96
0.1U_16V_K
0402_X7R
C96
0.1U_16V_K
0402_X7R
1
2
R759
100K_J
0402
R759
100K_J
0402
R30
10K_F
R30
10K_F
C15
0.1U_16V_K
0402_X7R
C15
0.1U_16V_K
0402_X7R
1
2
C243
0.01U_25V_K
0402_X7R
C243
0.01U_25V_K
0402_X7R
1
2
C251
0.01U_10V_K
0402_X7R
C251
0.01U_10V_K
0402_X7R
1
2
C22
10U_10V_M
0805_X5R
C22
10U_10V_M
0805_X5R
1
2
C27
0.1U_16V_K
0402_X7R
C27
0.1U_16V_K
0402_X7R
1
2
C85
0.1U_25V_Y
C85
0.1U_25V_Y
C418
22U_6.3V
C418
22U_6.3V
B
C
E
Q11
MMBT3904
B
C
E
Q11
MMBT3904
2
3
1
C2
0.1U_16V_K
0402_X7R
C2
0.1U_16V_K
0402_X7R
1
2
R3249
110_F
0402
R3249
110_F
0402
1
2
L2
15UH_2.1A_0.091R
L2
15UH_2.1A_0.091R
1
2
R252
10K_J
0402
R252
10K_J
0402
1
2
L79
100R-100MHZ_0805
HPB2012ZF-101T40
L79
100R-100MHZ_0805
HPB2012ZF-101T40
C181
10U_10V_M
0805_X5R
C181
10U_10V_M
0805_X5R
1
2
C419
22U_6.3V_M
C419
22U_6.3V_M
C95
0.1U_16V_K
0402_X7R
C95
0.1U_16V_K
0402_X7R
1
2
+
CAP13
220U_16V_M
6.3x11
+
CAP13
220U_16V_M
6.3x11
1
2
R791
1.91K_F
0402
R791
1.91K_F
0402
1
2
R3250
180_F
0402
R3250
180_F
0402
1
2
C26
0.1U_16V_K
0402_X7R
C26
0.1U_16V_K
0402_X7R
1
2
TP227
TP227
1
L6
15UH_2.1A_0.091R
L6
15UH_2.1A_0.091R
1
2
C241
0.01U_10V_K
0402_X7R
C241
0.01U_10V_K
0402_X7R
1
2
C10
0.1U_16V_K
0402_X7R
C10
0.1U_16V_K
0402_X7R
1
2
C9
0.1U_16V_K
0402_X7R
C9
0.1U_16V_K
0402_X7R
1
2
L65
100R-100MHZ_0805
L65
100R-100MHZ_0805
U27
FR1117-R3GTR
null
U27
FR1117-R3GTR
null
VIN
3
OUT
2
VOUT
4
ADJ
1
R762
5.6K_F
0402
R762
5.6K_F
0402
G
S
D
Q10
P2003EVG
null
G
S
D
Q10
P2003EVG
null
4
6
7
8
2
5
3
1
R3
100_F
0402
R3
100_F
0402
1
2
U29
AZ1084S-ADJTRE1
null
U29
AZ1084S-ADJTRE1
null
INPUT
3
A
D
J/
G
N
D
1
OUTPUT
2
4
4
C94
6800P_25V_M
C94
6800P_25V_M
L3
100R-100MHZ_0805
L3
100R-100MHZ_0805
C29
NC_22U_16V_M
1210_X5R
C29
NC_22U_16V_M
1210_X5R
1
2
C28
0.1U_50V_K
0603_X7R
C28
0.1U_50V_K
0603_X7R
1
2
C192
10U_10V_M
0805_X5R
C192
10U_10V_M
0805_X5R
1
2
D50
RB551V-30
null
D50
RB551V-30
null
1
2
R4
0_J
0402
R4
0_J
0402
1
2
R3251
180_F
0402
R3251
180_F
0402
1
2
U2
FR9884SPGTR
null
U2
FR9884SPGTR
null
B
S
1
VIN
2
SW
3
GN
D
4
FB
5
COMP
6
E
N
7
S
S
8
E
P
9
C98
6800P_25V_M
C98
6800P_25V_M
R32
10K_F
R32
10K_F
L62
100R-100MHZ_0805
L62
100R-100MHZ_0805
C13
10U_10V_M
0805_X5R
C13
10U_10V_M
0805_X5R
1
2
C97
10U_16V_K
0805_B
C97
10U_16V_K
0805_B
C53
10U_10V_M
0805_X5R
C53
10U_10V_M
0805_X5R
1
2
C237
10U_10V_M
0805_X5R
C237
10U_10V_M
0805_X5R
1
2
C182
10U_10V_M
0805_X5R
C182
10U_10V_M
0805_X5R
1
2
C11
1U_16V_K
0402_X5R
C11
1U_16V_K
0402_X5R
1
2
TP181
TP181
1
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