A Board Schematic Diagram (12 Of 15) - Sony KDL-55BX520 Service Manual

A BOARD SCHEMATIC DIAGRAM (12 OF 15)

1 | 2 | 3 | 4 | 5 | 6
A
null null +5V_TUNER
L4 L4
TDAU8-D04A TDAU8-D04A
—
100R-100MHZ_0805 100R-100MHZ_0805
14 13
PTH2 PTH1
C342 C342 C254 C254
10U_10V_M 10U_10V_M 0.1U_16V_K 0.1U_16V_K
B
0805_X5R 0805_X5R
1 0402_X7R 0402_X7R
GND
2
T/P(RF AGC)
—
3
MB
C622 C622 C621 C621
0.1U_16V_K 0.1U_16V_K 4.7U_10V_K 4.7U_10V_K
5
T/P(Tuning)
0402_X7R 0402_X7R 0805_X5R 0805_X5R
C
120R-100MHZ_0402 120R-100MHZ_0402
7
SCL
120R-100MHZ_0402 120R-100MHZ_0402
8
— SDA
9
T/P(IF monitor)
120R-100MHZ_0402 120R-100MHZ_0402
IF_AGC_LG
10
IF AGC
D L157 L157
C618 C618
11
IF OUT 2
NC_0.01U_10V_K NC_0.01U_10V_K 0.01U_25V_K 0.01U_25V_K
12 0603_X7R 0603_X7R 0402_X7R 0402_X7R
IF OUT 1
—
16 15
PTH4 PTH3
R3256 R3256
E
0_J 0_J
CN10 CN10
0402 0402
ALPS TUNER
FAT_IN-
—
R3257 R3257 L143 L143
220NH_0603 220NH_0603
0_J 0_J
F LQW18ANR22G00D LQW18ANR22G00D
0402 0402
FAT_IN+
—
G
NC_0_J NC_0_J Near tuner
R363 R363 0402 0402
1 2
L93 L93 NC_100R-100MHZ_0805 NC_100R-100MHZ_0805
—
R364 R364 0402 0402
1 2
L92 L92 NC_100R-100MHZ_0805 NC_100R-100MHZ_0805 L97 L97 NC_100R-100MHZ_0805 NC_100R-100MHZ_0805
NC_0_J NC_0_J
H
L64 L64 NC_100R-100MHZ_0805 NC_100R-100MHZ_0805 L91 L91 NC_100R-100MHZ_0805 NC_100R-100MHZ_0805 L95 L95 NC_100R-100MHZ_0805 NC_100R-100MHZ_0805
—
R3258 R3258
NC_0_J NC_0_J 0402 0402
1 2
I
TUNER POWER +5V_TUNER
For Thermal
—
R506 R506
+12V U10 U10
47_J 47_J
J 11.5x4.5 11.5x4.5
1 2 1 3
VIN VOUT
1 2
78D05AL-TN3-R 78D05AL-TN3-R
—
2W
11.5x4.5 11.5x4.5
null null
47_J 47_J
C273 C273
R508 R508
10U_16V_M 10U_16V_M
1206_X5R 1206_X5R
K
—
1.25 x (1+330/110) = 5V
L
—
M
—
N
—
O
—
P
KDL-55BX520
—
| 7 | 8 | 9 | 10 | 11 |
CAP28 must place between tuner and IF_PWR
IF_PWR
0_J 0_J
R359 R359 1 2 0402 0402
CAP28 CAP28
C350 C350 + + NC_220U_16V_M NC_220U_16V_M R360 R360 0402 0402
1 2
10U_10V_M 10U_10V_M
6.3x11 6.3x11
0805_X5R 0805_X5R 0_J 0_J
L158 L158 120R-100MHZ_0402 120R-100MHZ_0402
R261 R261
100_J 100_J
L155 L155 tuner_scl_T Near Tuner 0402 0402
1 2
L156 L156 tuner_sda_T
1 2
R262 R262
C255 C255 C256 C256 100_J 100_J
33P_50V_J 33P_50V_J 33P_50V_J 33P_50V_J 0402 0402
IF_AGC
2 1 0402_NPO 0402_NPO 0402_NPO 0402_NPO
C257 C257 R263 R263
4.7K_J 4.7K_J
0402 0402
Near tuner Near MTK C259 C259
27P_50V_J 27P_50V_J
1 2
0402_NPO 0402_NPO
C271 C271 L142 L142
NC_150P_50V_J NC_150P_50V_J 220NH_0603 220NH_0603
L149 L149
LQW18ANR22G00D LQW18ANR22G00D
0402_NPO 0402_NPO
1 2 1 2
390NH_0603 390NH_0603
LQW18ANR39G00D LQW18ANR39G00D
L144 L144 L145 L145
C258 C258 C263 C263 220NH_0603 220NH_0603 NC_390NH_0.1A_4.35R NC_390NH_0.1A_4.35R
68P_50V_J 68P_50V_J 68P_50V_J 68P_50V_J CS0603-R39G-S CS0603-R39G-S
LQW18ANR22G00D LQW18ANR22G00D
0402_NPO 0402_NPO 0402_NPO 0402_NPO
L150 L150 L146 L146
1 2 1 2
390NH_0603 390NH_0603 220NH_0603 220NH_0603
LQW18ANR39G00D LQW18ANR39G00D LQW18ANR22G00D LQW18ANR22G00D
C260 C260
NC_150P_50V_J NC_150P_50V_J C270 C270
27P_50V_J 27P_50V_J
0402_NPO 0402_NPO 1 2
0402_NPO 0402_NPO
Near CHIP
SPR6 SPR6 SPR1 SPR1 SPR2 SPR2
NC_SPRING_3.2x1.6 NC_SPRING_3.2x1.6 NC_SPRING_3.2x1.6 NC_SPRING_3.2x1.6 NC_SPRING_3.2x1.6 NC_SPRING_3.2x1.6
null null null null null null
NEAR IC
AV33
L89 L89
AVDD33_DIG
120R-100MHZ_0603 120R-100MHZ_0603
HCB1608KF-121T30 HCB1608KF-121T30
+5V_TUNER
TP235 TP235
1
AVSS33_DIG
CAP27 CAP27
+ + 220U_16V_M 220U_16V_M
6.3x11 6.3x11
12 | 13 | 14 | 15 | 16 | 17
+5V_TUNER
3,4,5,6,7,8,9,10,11,12,13,15,16,17 GND
3,10,15,16 +12V
R257 R257 R258 R258
3,5,7,9,10,13,16 AV33
6 OPWM0
4.7K_J 4.7K_J 4.7K_J 4.7K_J
0402 0402 0402 0402
16 +5V_TUNER
TUNER_CLK
TUNER_DATA
U3D U3D
TUNER_CLK AD22
Fine Tuner component value TUNER_DATA
AE23
VIN_ATV AE11
VIP_ATV
AE12
TP143 TP143
C262 C262 1 MPX_P AD6
0.01U_25V_K 0.01U_25V_K MPX_N
1 AE6
0402_X7R 0402_X7R TP144 TP144
1 2 VIN_ATV IF_AGCT AE22
OPWM0
N23
L148 L148 C133 C133
NC_220NH_0603 NC_220NH_0603 5P_50V_C 5P_50V_C AVDD33_DEMOD1
AD10
AVSS33_DEMOD1
LQW18ANR22G00D LQW18ANR22G00D 0402_NPO 0402_NPO AD11
AVDD33_SIF
AB6
VIP_ATV AVSS33_SIF
1 2 AB7
C268 C268 AVDD33_DIG
AC7
0.01U_25V_K 0.01U_25V_K AVSS33_DIG
AB8
0402_X7R 0402_X7R
MT5388JFMG MT5388JFMG
null null
R275 R275
SPR3 SPR3 SPR4 SPR4 SPR5 SPR5 IF_AGCT 2 1
10K_F 10K_F
NC_SPRING_3.2x1.6 NC_SPRING_3.2x1.6 NC_SPRING_3.2x1.6 NC_SPRING_3.2x1.6 NC_SPRING_3.2x1.6 NC_SPRING_3.2x1.6 0402 0402
Near IC
null null null null
null null
Add tuner chassis contact
NEAR IC NEAR IC
AV33 AV33
L147 L147
L90 L90
AVDD33_SIF 1 2 AVDD33_DEMOD1
120R-100MHZ_0603 120R-100MHZ_0603 3.3NH_0402 3.3NH_0402
HK10053N3S-T HK10053N3S-T
HCB1608KF-121T30 HCB1608KF-121T30
C277 C277 C279 C279
0.1U_16V_K 0.1U_16V_K 0.1U_16V_K 0.1U_16V_K
0402_X7R 0402_X7R 0402_X7R 0402_X7R
AVSS33_SIF AVSS33_DEMOD1
NA Model CN Model
L143,L144 2 2 0 n H 3 3 0
L149,L150 390nH 330nH
C258 68pF 56pF
C263 68pF NC
C260,C271 N C 1 2 0
C259,C270 2 7 p F 3 9 p
C133 5 p F N C
R261,R262 1 0 0 o h m 3 3 0
C255,C256 3 3 p F 1 0 0
L157 B e a d 1 0
C618 N C 4 7 n
R263 4.7 kohm Bead
C257 0 . 0 1 u F N C
R364 N C 0 o
CN10 040400800-311-G 040400900-311-G
| 18 | 19 | 20 | 21 | 22 | 23
GND
+12V
AV33
OPWM0
+5V_TUNER
TUNER_CLK
TUNER_DATA
ADCINN_DEMOD
ADCINP_DEMOD
MPXP
MPXN
IF_AGC
OPWM0
AVDD33_DEMOD1
AVSS33_DEMOD1
AVDD33_SIF
AVSS33_SIF
AVDD33_DIG
AVSS33_DIG
IF_AGC IF_AGC
C272 C272
0.047U_50V_K 0.047U_50V_K
0603_X7R 0603_X7R
C281 C281
0.1U_16V_K 0.1U_16V_K
0402_X7R 0402_X7R
n H
p F
F
o h m
p F
k o h m
F
h m
A 12/15
TUNER
KDL-55BX520
| 24 | 25 | 26 | 27 | 28 |
1-895-094-11<AZ2UK> A-P12
23