Read Sony KDL-55BX520 (serv.man2) Service Manual online
KDL-55BX520
KDL-55BX520 16
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A
—
B
—
C
—
D
—
E
—
F
—
G
—
H
—
I
—
J
—
K
—
L
—
M
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N
—
O
—
P
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A BOARD SCHEMATIC DIAGRAM (5 OF 15)
A 5/15
HDMI
1-895-094-11 <AZ2UK> A-P5
GND
+3V3SB
AV33
AV125
AV33
AV125
AVDD12_HDMI
HDMI_SCL2
HDMI_SDA2
HDMI_SDA2
HDMI_SDA1
HDMI_SCL1
AVDD33_HDMI
AVDD33_HDMI
RX0_CB
RX0_C
RX0_C
RX0_1B
RX0_1
RX0_2B
RX0_1
RX0_2B
RX0_0B
RX0_2
RX0_0
HDMI_SDA0
HDMI_SCL0
HDMI_HPD0
HDMI_HPD1
HDMI_HPD2
HDMI_HPD1
HDMI_HPD2
AVSS33_HDMI
GPIO2
AVSS33_HDMI
AVSS33_HDMI
AVDD33_HDMI
AVDD12_HDMI
GPIO2
+5V_PWR
HDMI_SDA0
CEC
RX0_CB
RX0_1
RX0_2
HDMI_SCL0
RX0_1B
RX0_C
HDMICAB0
RX0_0B
RX0_2B
RX0_0
PWR5V_0
HDMI_SCL0
HDMI_SDA0
HDMI_SDA0
HDMIDDCWP0
RX0_CB
RX0_C
RX0_C
RX0_1B
RX0_1
RX0_1
RX0_2B
RX0_0B
RX0_2
RX0_0
RX0_CB
RX0_C
RX0_C
RX0_1B
RX0_1
RX0_1
RX0_0B
RX0_0
RX0_0
RX0_2B
RX0_2
RX0_2
HDMI_HPD0
HDMI_HPD1
HDMI_SCL1
HDMI_SDA1
RX1_1
RX1_1B
RX1_CB
HDMICAB1
RX1_2B
RX1_2
RX1_0B
RX1_0
RX1_C
CEC
PWR5V_1
HDMI_SCL1
HDMI_SDA1
HDMI_SDA1
HDMIDDCWP1
RX1_CB
RX1_C
RX1_C
RX1_1B
RX1_1
RX1_2B
RX1_1
RX1_2B
RX1_0B
RX1_2
RX1_0
OPCTRL3
RX1_CB
RX1_C
RX1_C
RX1_0B
RX1_0
RX1_0
RX1_CB
RX1_C
RX1_C
RX1_0B
RX1_0
RX1_0
RX1_2B
RX1_2
RX1_2
RX1_1
RX1_1B
RX1_2B
RX1_2
RX1_2
RX1_1
RX1_1B
RX2_CB
RX2_C
RX2_C
RX2_1B
RX2_1
RX2_2B
RX2_1
RX2_2B
RX2_0B
RX2_2
RX2_0
OPCTRL3
OPCTRL3
PWR5V_0
PWR5V_2
PWR5V_1
CEC
OPCTRL3
RX2_CB
RX2_C
RX2_C
RX2_0B
RX2_0
RX2_0
RX2_2B
RX2_2
RX2_2
RX2_1
RX2_1B
RX2_CB
RX2_C
RX2_C
RX2_0B
RX2_0
RX2_0
HDMI_HPD2
HDMI_SCL2
HDMI_SDA2
RX2_1
RX2_1B
RX2_CB
HDMICAB2
RX2_2B
RX2_2
RX2_0B
RX2_0
RX2_C
CEC
PWR5V_2
HDMI_SCL2
HDMI_SDA2
HDMI_SDA2
HDMIDDCWP2
RX2_2B
RX2_2
RX2_2
RX2_1
RX2_1B
AV33
AV125
RPWR0_PLUG
+3V3SB
+5V_HDMI
+5V_PWR
RPWR0_PLUG
RPWR0_PLUG
+5V_HDMI
RPWR1_PLUG
RPWR1_PLUG
+5V_HDMI
RPWR1_PLUG
RPWR2_PLUG
RPWR2_PLUG
+5V_HDMI
RPWR2_PLUG
GND
3,4,5,6,8,9,10,11,12,13,14,15,16,17
+3V3SB
3,5,8,10,15,16
AV33
3,5,9,10,13,14,16
AV125
3,4,5,8,13,16
GPIO2
8
+5V_PWR
3,4,5,8,10,11,16
OPCTRL3
6,8
HDMI BYPASS CAP.
NEAR IC
NEAR IC
PORT 0
H : Write
L : WP
100ohm differential impedance for TMDS traces.
PORT 1
H : Write
L : WP
Add silk screen port1
100ohm differential impedance for TMDS traces.
PORT 2
H : Write
L : WP
B
C
E
Q32
NC_MMBT3904
B
C
E
Q32
NC_MMBT3904 2
3
1
R157
NC_10K_J
0402
NC_10K_J
0402
R157
NC_10K_J
0402
NC_10K_J
0402
U36
NC_RClamp0524P.TCT
null
U36
NC_RClamp0524P.TCT
null
INPUT1
1
INPUT2
2
GND_1
3
INPUT3
4
INPUT4
5
OUTPUT4
6
OUTPUT3
7
GND_2
8
OUTPUT2
9
OUTPUT1
10
L96
120R-100MHZ_0603
HCB1608KF-121T30
HCB1608KF-121T30
L96
120R-100MHZ_0603
HCB1608KF-121T30
HCB1608KF-121T30
D79
RB751V-40
null
D79
RB751V-40
null
1
2
R342
100K_J
0402
100K_J
0402
R342
100K_J
0402
100K_J
0402
B
C
E
Q23
MMBT3904
B
C
E
Q23
MMBT3904
2
3
1
R386
47K_J
0402
47K_J
0402
R386
47K_J
0402
47K_J
0402
D75
RB751V-40
null
RB751V-40
null
D75
RB751V-40
null
RB751V-40
null
1
2
R451
NC_10_J 0402
R451
NC_10_J 0402
R90
330_J
0402
0402
R90
330_J
0402
0402
1
2
TP251
TP251
1
D89 NC_RB551V-30
null
D89 NC_RB551V-30
null
1
2
VR36
NC_EZAEG2A50AX_VR
NC_EZAEG2A50AX_VR
VR36
NC_EZAEG2A50AX_VR
NC_EZAEG2A50AX_VR
1
2
R344
47K_J
0402
47K_J
0402
R344
47K_J
0402
47K_J
0402
R152
4.7K_J
4.7K_J
0402
R152
4.7K_J
4.7K_J
0402
1
2
D76
RB551V-30
null
D76
RB551V-30
null
1
2
U28
RClamp0524P.TCT
null
U28
RClamp0524P.TCT
null
INPUT1
1
INPUT2
2
GND_1
3
INPUT3
4
INPUT4
5
OUTPUT4
6
OUTPUT3
7
GND_2
8
OUTPUT2
9
OUTPUT1
10
C109
0.1U_16V_K
0402_X7R
0.1U_16V_K
0402_X7R
C109
0.1U_16V_K
0402_X7R
0.1U_16V_K
0402_X7R
1
2
R345
47K_J
0402
47K_J
0402
R345
47K_J
0402
47K_J
0402
VR32
NC
_
EZAE
G2
A
50
AX
_
V
R
VR32
NC
_
EZAE
G2
A
50
AX
_
V
R
1
2
R380
NC_1K_J
0402
NC_1K_J
0402
R380
NC_1K_J
0402
NC_1K_J
0402
R389
NC_10K_J
0402
R389
NC_10K_J
0402
R445
10_J
0402
R445
10_J
0402
P5
NC_HDMI CONN_19P
P5
NC_HDMI CONN_19P
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
2
0
2
1
L78
120R-100MHZ_0603
HCB1608KF-121T30
HCB1608KF-121T30
L78
120R-100MHZ_0603
HCB1608KF-121T30
HCB1608KF-121T30
VR27
NC_EZAEG2A50AX_VR
VR27
NC_EZAEG2A50AX_VR
1
2
R162
NC_10K_J
0402
NC_10K_J
0402
R162
NC_10K_J
0402
NC_10K_J
0402
U37
NC_RClamp0524P.TCT
null
U37
NC_RClamp0524P.TCT
null
INPUT1
1
INPUT2
2
GND_1
3
INPUT3
4
INPUT4
5
OUTPUT4
6
OUTPUT3
7
GND_2
8
OUTPUT2
9
OUTPUT1
10
VR29
NC
_
EZAE
G2
A
50
AX
_
V
R
VR29
NC
_
EZAE
G2
A
50
AX
_
V
R
1
2
VR33
NC_EZAEG2A50AX_VR
VR33
NC_EZAEG2A50AX_VR
1
2
R393
1K_J
0402
R393
1K_J
0402
R387
NC_100K_J
0402
NC_100K_J
0402
R387
NC_100K_J
0402
NC_100K_J
0402
R390
NC_47K_J
0402
R390
NC_47K_J
0402
B
C
E
Q20
MMBT3904
B
C
E
Q20
MMBT3904
2
3
1
U3F
MT5388JFMG
null
null
U3F
MT5388JFMG
null
null
AVDD12_HDMI
R9
HDMI_SDA2
K4
HDMI_SCL2
K5
PWR5V_2
K3
HDMI_CEC
J4
HDMI_SDA1
M5
PWR5V_1
M3
HDMI_SCL1
L4
HDMI_SDA0
N4
HDMI_SCL0
N5
PWR5V_0
P3
AVSS33_HDMI_1
J5
AVSS33_HDMI_2
J6
AVDD33_HDMI_1
H4
AVDD33_HDMI_2
H3
RX0_CB
R2
RX0_C
R1
RX0_0B
T2
RX0_0
T1
RX0_1B
U2
RX0_1
U1
RX0_2B
V2
RX0_2
V1
RX1_CB
L2
RX1_C
L1
RX1_0B
M2
RX1_0
M1
RX1_1B
N2
RX1_1
N1
RX1_2B
P2
RX1_2
P1
RX2_CB
G2
RX2_C
G1
RX2_0B
H2
RX2_0
H1
RX2_1B
J2
RX2_1
J1
RX2_2B
K2
RX2_2
K1
HDMI_HPD2
L5
HDMI_HPD1
M4
HDMI_HPD0
P4
GPIO2
C4
TP247
TP247
1
R449
10_J
0402
R449
10_J
0402
R159
10K_J
0402
10K_J
0402
R159
10K_J
0402
10K_J
0402
TP249
TP249
1
D90
NC_RB751V-40
null
null
D90
NC_RB751V-40
null
null
1
2
P4
HDMI CONN_19P
P4
HDMI CONN_19P
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
2
0
2
1
R147
4.7K_J
4.7K_J
0402
R147
4.7K_J
4.7K_J
0402
1
2
R391
NC_47K_J
0402
NC_47K_J
0402
R391
NC_47K_J
0402
NC_47K_J
0402
R92
NC_330_J
0402
0402
R92
NC_330_J
0402
0402
1
2
R421
100_F
0402
R421
100_F
0402
1
2
VR34
NC_EZAEG2A50AX_VR
VR34
NC_EZAEG2A50AX_VR
1
2
TP250
TP250
1
C106
0.1U_16V_K
0402_X7R
0.1U_16V_K
0402_X7R
C106
0.1U_16V_K
0402_X7R
0.1U_16V_K
0402_X7R
1
2
R89
1_F
0402
0402
R89
1_F
0402
0402
1
2
R155
NC_4.7K_J
NC_4.7K_J
0402
R155
NC_4.7K_J
NC_4.7K_J
0402
1
2
U31
EEPROM_SOIC-8P_2KB
CAT24C02WI-GT3
CAT24C02WI-GT3
U31
EEPROM_SOIC-8P_2KB
CAT24C02WI-GT3
CAT24C02WI-GT3
A0
1
A1
2
A2
3
VSS
4
SDA
5
SCL
6
WP
7
VCC
8
R88
330_J
0402
0402
R88
330_J
0402
0402
1
2
R379
1K_J
0402
1K_J
0402
R379
1K_J
0402
1K_J
0402
U32
EEPROM_SOIC-8P_2KB
CAT24C02WI-GT3
CAT24C02WI-GT3
U32
EEPROM_SOIC-8P_2KB
CAT24C02WI-GT3
CAT24C02WI-GT3
A0
1
A1
2
A2
3
VSS
4
SDA
5
SCL
6
WP
7
VCC
8
R448
10_J
0402
R448
10_J
0402
C613
8200P_16V_K
0402_X7R
8200P_16V_K
0402_X7R
C613
8200P_16V_K
0402_X7R
8200P_16V_K
0402_X7R
1
2
VR37
NC
_
EZAE
G2
A
50
AX
_
V
R
VR37
NC
_
EZAE
G2
A
50
AX
_
V
R
1
2
U30
RClamp0524P.TCT
null
U30
RClamp0524P.TCT
null
INPUT1
1
INPUT2
2
GND_1
3
INPUT3
4
INPUT4
5
OUTPUT4
6
OUTPUT3
7
GND_2
8
OUTPUT2
9
OUTPUT1
10
U20
RClamp0524P.TCT
null
U20
RClamp0524P.TCT
null
INPUT1
1
INPUT2
2
GND_1
3
INPUT3
4
INPUT4
5
OUTPUT4
6
OUTPUT3
7
GND_2
8
OUTPUT2
9
OUTPUT1
10
R160
10K_J
0402
10K_J
0402
R160
10K_J
0402
10K_J
0402
R383
1K_J
0402
R383
1K_J
0402
U6
HDCP RECEIVER KEY
null
null
U6
HDCP RECEIVER KEY
null
null
VR25
NC_EZAEG2A50AX_VR
VR25
NC_EZAEG2A50AX_VR
1
2
C156
0.1U_16V_K
0402_X7R
0.1U_16V_K
0402_X7R
C156
0.1U_16V_K
0402_X7R
0.1U_16V_K
0402_X7R
1
2
C188
0.1U_16V_K
0402_X7R
0.1U_16V_K
0402_X7R
C188
0.1U_16V_K
0402_X7R
0.1U_16V_K
0402_X7R
1
2
R446
10_J
0402
R446
10_J
0402
VR38
NC_EZAEG2A50AX_VR
VR38
NC_EZAEG2A50AX_VR
1
2
TP252
TP252
1
R341
1K_J
0402
1K_J
0402
R341
1K_J
0402
1K_J
0402
D78
RB551V-30
null
null
D78
RB551V-30
null
null
1
2
B
C
E
Q24
MMBT3904
MMBT3904
B
C
E
Q24
MMBT3904
MMBT3904
2
3
1
TP248
TP248
1
R120
10K_J
0402
10K_J
0402
R120
10K_J
0402
10K_J
0402
VR39
NC_EZAEG2A50AX_VR
VR39
NC_EZAEG2A50AX_VR
1
2
U38
NC_EEPROM_SOIC-8P_2KB
CAT24C02WI-GT3
CAT24C02WI-GT3
U38
NC_EEPROM_SOIC-8P_2KB
CAT24C02WI-GT3
CAT24C02WI-GT3
A0
1
A1
2
A2
3
VSS
4
SDA
5
SCL
6
WP
7
VCC
8
R3241
1K_J
0402
1K_J
0402
R3241
1K_J
0402
1K_J
0402
R149
10K_J
0402
10K_J
0402
R149
10K_J
0402
10K_J
0402
VR31
NC_EZAEG2A50AX_VR
NC_EZAEG2A50AX_VR
VR31
NC_EZAEG2A50AX_VR
NC_EZAEG2A50AX_VR
1
2
R619
27K_J
0402
27K_J
0402
R619
27K_J
0402
27K_J
0402
R450
NC_10_J 0402
R450
NC_10_J 0402
B
C
E
Q9
MMBT3904
MMBT3904
B
C
E
Q9
MMBT3904
MMBT3904
2
3
1
R382
100K_J
0402
100K_J
0402
R382
100K_J
0402
100K_J
0402
R392
1K_J
0402
R392
1K_J
0402
C189
NC_0.1U_16V_K
0402_X7R
NC_0.1U_16V_K
0402_X7R
C189
NC_0.1U_16V_K
0402_X7R
NC_0.1U_16V_K
0402_X7R
1
2
R384
10K_J
0402
R384
10K_J
0402
VR26
NC
_
EZAE
G2
A
50
AX
_
V
R
VR26
NC
_
EZAE
G2
A
50
AX
_
V
R
1
2
R394
1K_J
0402
R394
1K_J
0402
VR28
NC
_
EZAE
G2
A
50
AX
_
V
R
VR28
NC
_
EZAE
G2
A
50
AX
_
V
R
1
2
D77
RB751V-40
RB751V-40
null
D77
RB751V-40
RB751V-40
null
1
2
P3
HDMI CONN_19P
P3
HDMI CONN_19P
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
2
0
2
1
VR35
NC
_
EZAE
G2
A
50
AX
_
V
R
VR35
NC
_
EZAE
G2
A
50
AX
_
V
R
1
2
B
C
E
Q33
NC_MMBT3904
NC_MMBT3904
B
C
E
Q33
NC_MMBT3904
NC_MMBT3904
2
3
1
R343
10K_J
0402
R343
10K_J
0402
VR30
NC
_
EZAE
G2
A
50
AX
_
V
R
VR30
NC
_
EZAE
G2
A
50
AX
_
V
R
1
2
R388
NC_1K_J
NC_1K_J
0402
R388
NC_1K_J
NC_1K_J
0402
R385
47K_J
0402
47K_J
0402
R385
47K_J
0402
47K_J
0402
U33
RClamp0524P.TCT
null
U33
RClamp0524P.TCT
null
INPUT1
1
INPUT2
2
GND_1
3
INPUT3
4
INPUT4
5
OUTPUT4
6
OUTPUT3
7
GND_2
8
OUTPUT2
9
OUTPUT1
10
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