Qt Board Schematic Diagram - Sony KDL-52XBR2 Service Manual

QT BOARD SCHEMATIC DIAGRAM

1 | 2 | 3 | 4 | 5 |
A
SET_CTRL
CN7800
— 49P
1 C7856
GND
33p
2
H_I2C_SDA
B FB7875
0uH
3
GND
C7857
33p
4
H_I2C_SCL
FB7876
5 0uH
GND
—
6
D_I2C_SDA C7858
FB7877
33p
7 0uH
GND
8
D_I2C_SCL
C7859
FB7878 33p
C
9 0uH
GND
10
AGC_MUTE
FB7879
C7860
11 0uH 33p
GND
— 12
D_IF2
13
D_IF1
14
GND R7815
0
15
D GND
16
IF_AGC R7814
0
17
GND
18
DET_OUT
—
19 JL7841
GND
20 JL7842
ST_ID R7879
R7880
22k
1k
21 1/10W 1/10W
SAP_ID RN-CP
JL7843 RN-CP R7882
5% 1k
E 5%
22 1608 1/10W
V_SYNC 1608
RN-CP
23 5%
GND R7881 JL7844 1608
22k
24
1/10W
MODE R7866
RN-CP
1k
— 25 5%
1/10W
GND R7864 1608 JL7845
RN-CP
2 . 2 k
26 5%
F_MONO 1/10W 1608
R7865
RN-CP
5% 1k
27 JL7807
GND 1608 1/10W
R7860
RN-CP
TO QM 2 . 2 k 5%
28
F CN7802 5 . 1 V 1/10W 1608 C7801 C7802 C7803
RN-CP FB7801
470 4 . 7 0 . 1
5% 16V
29 0uH 10V 10V
GND 1608 B
B
1608
3216
30
5 . 1 V
31 JL7806
GND
—
32
10.5V FB7800 C7800
0uH 47
33
16V
GND
34
10.5V
G
35
GND
JL7846
36
SPDIF C7854
FB7873 SPDIF
33p
50V
37 0uH
GND CH
JL7847
1608 XPOD_STBY
— 38
POD_STBY C7855
FB7874 33p XPOD_STBY
JL7848 XX 50V
39
GND CH
1608
40
FDC_AGC
41
H GND
42 JL7849
GND
43
FDC_IF1
JL7850
44
FDC_IF2
—
45
GND
46
GND
JL7851
47
FS_OUT1
JL7852
I
48
FS_OUT2
49
GND
—
J
—
K
—
L
—
M
—
N
—
O
—
P
KDL-52XBR2/52XBR3
Due to the complexity of this board, performing component level fi eld repairs is not recommended. If service is required, complete board
replacement is the preferred repair method. Data is provided for reference only.
6 | 7 | 8 | 9 | 1 0 | 1 1 |
R7902
0
CHIP
1608
R7901
0
CHIP
1608
TK11819MTL
Q7801 IC7801
2SA1235TP-1EF
VIN
R7821 L7800
22k 22uH
C7807
1/10W C7808 OSC
47
RN-CP 0 . 0 2 2
5% 16V L7801
50V
1608 F 1.2mH
1608
DK
R7820
C7809
10k
0 . 0 2 2 R7829
1/10W
50V 1k
R7816 RN-CP 1/10W
F
10k 5% RN-CP
1608 1608
1/10W 5%
RN-CP
XPOD_STBY 1608
5%
Q7800
R7817 2SC3052EF-T1-LEF
10k
1/10W
RN-CP
5%
1608
R7818
22k
1/10W
RN-CP
5%
1608
R7819
0
MIC5235YM5TR
CHIP IC7800
C7805
C7806 R7826 C7811
0 . 1 VIN VOUT
4 . 7 470k 0 . 1
16V 16V 16V
1/10W
B B GND B
RN-CP
1608 3216 C7810 1608
0.5% 4 . 7
ON/OFF VADJ 16V
B
3216
R7825
68k
1/10W
R7822 RN-CP
100 0.5%
1/10W
RN-CP
5%
R7824
6 . 8 k
1/10W
RN-CP
0.5%
1 2 | 1 3 | 1 4 | 1 5 | 1 6 | 1 7
R7839
1k R7909
1/10W 10k
RN-CP
1/10W
5%
RN-CP
1608
5%
R7838
XX
C7844 C7845
15p 15p
50V
1608
C7847
1p
C7849
1p
50V
CK
1608
C7851 C7852
15p
1608
9V
FB7805
0uH
FB7804
0uH
FB7803
0uH
SET_CTRL
FB7802
0uH
T1
R7837
1k
GND
1/10W
RN-CP
5%
VOUT L7802
R7831 C7813 C7816
C7812 22uH
100k 0 . 1 4 . 7
4 . 7
1/10W 50V 50V
50V RN-CP
F
5%
2012
1608
QT BOARD
TUNER
| 1 8 | 1 9 | 2 0 | 2 1 | 2 2 | 2 3
R7858
10k
1/10W
Q7802 RN-CP
2SC3052EF-T1-LEF 5%
R7841
15k
1/10W
C7832
RN-CP
C7896 5% 1000p
1000p C7825 50V
50V 2 . 2 B
B 10V 1608
1608
B
2012
FB7807
ADR
0uH
TU SDA
TU SCL
FB7806
JL7813 0uH AGC IN
5V
A5V
L7806 C7822 C7827 C7829
10uH 470 0 . 0 1 1000p IF OUT
10V 25V 50V C7853
B
B 33p
1608 A32V
1608 50V
CH
CH
1608
JL7812
32V
C7828
C7821 C7826
1000p
4 . 7 0 . 0 2 2
50V 50V
50V
F B
1608 1608
IF_AGC
D_IF1
D_IF2
C7833
0 . 1
AGND
16V
B
1608 A5V_VIF
5V
AFT_OUT
R7849
L7805 C7820 C7824 100k R7850
10uH 1000 0 . 0 1 1/10W 0 DET_OUT
6 . 3 V 25V RN-CP
B 0.5% CHIP
1608 AGND
C7831
15p 0 . 1
ST_ID
50V 25V
CH F
1608 SAP_ID
MODE
F_MONO
A9V_MPX
9V
JL7810
R_OUT
L7804
10uH C7819 C7823 L_OUT
0 . 0 1
47
25V
16V
B
1608
L7803 C7841
C7842
10uH 100 0 . 1 Q7803
16V 16V 2SC3775
B
1608
R7867
0
R7842
100
CHIP
1/10W
RN-CP
5%
R7907 R7869
R7908
680 680
680
1/10W 1/10W
1/10W SPDIF
RN-CP RN-CP
RN-CP
5% 5% 5%
1
SPDIF
JL7826
FB7880
0uH 2
BK1608HM102 GND
3
NC
TO AU
JL7824 4
GND CN9210
5
TU_R_OUT
R7852 R7853
0 0
JL7823 6
GND
CHIP CHIP
7
TU_L_OUT
FB7808
8
0uH JL7822 GND
9
JL7831 AFT_OUT
10
R7863
R7848 TU_V_OUT
0
0
JL7820 11
CHIP GND
CHIP
12
JL7819 TU_SCL
13
TU_SDA
R7862 JL7818
0
14
AGC_MUTE
CHIP CN7803
FB7811 14P
0uH
ET7800
ET7801
A-1206-154-A <FIX>QT
KDL-52XBR2/52XBR3
| 2 4 |
TU7800
83