Sony KP-43T90 Service Manual page 42

A BOARD SCHEMATIC DIAGRAM (3 OF 3)
1 | 2 | 3 | 4 | 5 | 6
A
+5V
3.4 Q1602
Y 2SD601A R1619
MAIN Y 2.2k
:CHIP
—
5.1
R1614
1k
:CHIP IC1601
Z8622912SSC-00TR
MAIN V CHIP/CC.
R1616 C1608
1k 33p
0
:CHIP 50V
CH:1608
AS R
B 0 0.1 0.1
Q1601
CCR CCG 2SD601A
CCR G BOX
0
CCB R1627
CCB CCB
B SDO 3.3k
CCG :CHIP R1601
CCG 5.0 3.3 0
4.7k
CCYS
CCYS SEN SCL :CHIP
R1622 0.7 4.1 R1610
— 220 :CHIP 100 :CHIP
HIN SDA
2
C1602 R1609
C1601 1
0.1 470p 100 :CHIP
SMS INTRO
16V 50V 1.7
B:1608 CH:1608
VIDEO VDD
C1605 1.5
0.1 16V B:1608
C CSYNC VSS
C1604 1.2
0.0068 25V B:1608
LPF RREF
C1607
1.5 0.1
R1607 16V
C1603 R1605 10k B:1608
0.068 :RN-CP
6.8k
TV OUT TV 16V :RN-CP
B:1608
— Q1603
2SD601A
0.1
1.5
BGP
D
YUVSW
TO (1/3) DV
DVD V
DU
DVD U
—
MBLK
MBLK
+5V
SCL
SCL
SDA IC1603
SDA
PST9143NL
E EY
EY RESET
EU
EU
NC
EV
R1617 VCC
EV C1619 GND
0.1 22k
:CHIP
25V RESET GND
F:1608
5.0
—
C1609
C1606 2.2
2.2 6.3V
6.3V
F:1608
F:1608
F
VP-BUFF
PIP 9V
HP
—
+5V
IC1701
5V REG
R1702 R1703 R1701
0 0 0
7.0 5.0
:CHIP :CHIP :CHIP
7V I O
G G
C1704 C1701
100 47
25V
16V
C1703 C1702
0.01 0.01
25V 25V
B:1608 B:1608 40 39 38 37 36 35 34 33 32 31 30 29 28 27 26 25 24
—
REG 5V
IC1702
FRAME MEMORY
H
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17
FSC
C1707
0.1
25V FB1703
F:1608
HM601
:CHIP
—
FB1702 L1705
HM601
:CHIP :LB2016
C1708
C1712
0.1 47
25V
25V
I F:1608
RB1700 RB1701 RB1702 RB1703
—
R1714
J 100
:CHIP
0.5
30 29 28 27 26 25 24 23 22 21 20 19 18 17 16 15 14 13 12
—
31 XO
32 DVDD
FB1711
HM601 33 HO3
:CHIP
34 HO2
C1726
35 HO1
0.1
K 25V
F:1608 36 HO0
37 HWCK
38 HRCK
IC1703
39 HRST
40 DGND 3D COMB
— C1736
0.1 41 HI3
B8h
25V
F:1608 42 HI2
43 HI1
FB1718 FB1714
HM601 HM601
44 HI0
:CHIP :CHIP
45 DVDD
L
AVDD
46
FB1716
HM601 47 FSCO
:CHIP
48 AGND
C1771 C1745
0.1 25V F:1608 49 AGND 4
0.1
25V
50 FSC1
F:1608
—
51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69
M
C1752
FB1721 0.1
+3.3V HM601 25V
R1776 Q1721 :CHIP F:1608
470
2SB709A
:RN-CP C1758
AMP R1755
0.1
— 0 FB1720
3.1 :CHIP 25V HM601
3.1 F:1608
R1777 :CHIP
Q1722
100 3.3
:CHIP 2SD601A D1701
AMP 1SS355
1.7 R1724
4.7k
:CHIP
R1778 C1774 C1764
3.3 100
N 0.01 0.1 R1753
R1779 :RN-CP 25V 25V 100
470 B:1608 F:1608 :CHIP
:RN-CP
C1753
0.047 R1752
16V
100
B:1608 :CHIP
—
A (3/3) BOARD WAVEFORMS
1 2 3 4 5
4.8Vp-p (H) 1Vp-p (H) 1.8Vp-p (H) 0.5Vp-p (0.275usec) 1.8Vp-p (H)
7 8 9 10 11
0.7Vp-p (H) 0.7Vp-p (H) 1.8Vp-p (H) 4.2Vp-p (20.48MHz) 4.8Vp-p (V)
| 7 | 8 | 9 | 10 | 11 |
Y
YUVSW
D1906
1SS355
CCR
CCYS
SCL
SDA
9V
R1903
4.7k
:CHIP
R1902
1k
1.0 1.0
:CHIP
R1901
0.4
1k
:CHIP
Q1902
Q1901
2SB709A
2SB709A
LEVEL SHIFT
LEVEL SHIFT
+5V
C329 L212
R344
47
25V :LAV35 100 R1917
:CHIP 47
:CHIP
C328 R340
R341 R343 8.4
0.01 330 470 R342 22k 4.3
1k Q228
25V :CHIP :CHIP :CHIP
B:1608 :CHIP 6.1 2SD601A 4.9 4.9
Q1911
BUFF.
2SB709A
C315 6.0 Q227
56p BUFFER
2SD601A
50V 1.2
CH:1608 PEEKING2 1.5
5.5
Q226
2SD601A 2.8
R1919
PEEKING1 R339
2.9 1k 330
:CHIP
3.4 R338 :CHIP
15k
3.5
:CHIP
R335
R336 R337 C314
470 910 1k 47
:CHIP
:CHIP :CHIP 25V
IC1704
FL1706
FL1705 MPC29M33 STC332B
STC332B 3.3V REG.
5.0 3.3
I O
G
+5V
C1705
100p
50V
CH:1608 FB1707
23 22 21 C1777 C1776
C1778 C1775 HM601
0.01 0.01 :CHIP
0.1 47
R1704 25V 25V
25V 25V
68 B:1608 B:1608
F:1608
:CHIP
C1725 R1705 R1706
0.1
1k 8.2k R1707
C1741 25V :CHIP :CHIP 1k
F:1608
10 :RN-CP
Q1703
Q1701
4.9 2SD601A
18 19 20 2SB709A Q1702
R1764 BUFF
0 BUFF 2SD601A
:CHIP 4.8 3.4 BUFF
R1711
FB1704 C1706 R1709 0.1 220
0.1 R1710 C1715
HM601 R1712 4.4 4.7k 0 :CHIP 4.1
:CHIP 25V :CHIP 1
+5V 0 :CHIP
F:1608 :CHIP
0.1 3.7 3.5
L1706 C1716
R1721 470p
:LB2016 C1714 R1715 R1716 50V R1717
470
:CHIP 10 2.2k 220k CH:1608 2.2k
Q1705 :CHIP :CHIP :CHIP
C1711 C1721
0.1 2SD601A
C1710 0.1
47 25V BUFF
F:1608 25V
25V F:1608
RB1704 RB1705 Q1707
2SD601A
MA8
VIDEO BUFF
L1709
:LB2016 +3.3V
3.7
C1728
4.7
C1720 C1718
0.1 47
25V 25V
F:1608 C1743
0.1
R1731 R1732
Q1711 25V
1k R1735 5.6k 2SD601A F:1608
C1722 :CHIP 560 :RN-CP
BUFF
0.1 :RN-CP
25V VIDEO Q1713
F:1608
1.6 0 R1739 2SD601A
11 10 9 8 7 6 5 4 3 2 1 680
AMP
2.3 :CHIP
0
FB1710
1 2 3
HM601 R1738
:CHIP C1747 2.2k R1740
15p :CHIP
DVDD 100 :CHIP
50V FL1703
1.6 CH:1608
MA8 99 Q1714 R1744
1.5k C1751
0.6 2SB709A 6 4 10p
MRAS 98 C1727 :RN-CP
0.1 16V B:1608 BUFF 50V
AGND 97 CH:1608
0
ACI 96
C1754
3.3 C1730
0.1 25V F:1608 R1747 R1748 0.1
VRBC 95 Q1715 25V
1k 5.6k 2SD601A
3.3 C1731 :CHIP :RN-CP F:1608
VRTC 94 BUFF
0.1 25V F:1608
AVDD 93 C1732
Q1717
FB1713 0.1 25V F:1608 1.6 R1754 2.9 R1759
AVDD 92 HM601 2SD601A
560 270
1.6 :CHIP :CHIP AMP
VRTY 91 C1733 :RN-CP 2.7
0.1 25V F:1608
1.0 1 2 3
C1761 R1758
VRBY 90 C1735 15p 2.2k
0.1 25V F:1608 2.3 2.4
0.7 50V :CHIP
VCL 89 C1737 VIDEO CH:1608
0.1 25V F:1608 FL1704
1.2
AYI 88 Q1719
6 6 4
C1738 2SB709A
AGND 87 47 25V
BUFF
AGND 86
1.1
8 CBPY C1742
85 0.1 25V F:1608
1.6 Y
AYO 84
C
1.6
ACO 83
7
1.0
CBPC 82
C1746
AVDD 81
0.1
FB1717 25V
HM601 F:1608
:CHIP
70 71 72 73 74 75 76 77 78 79 80 C1748
0.1
25V L1723
F:1608
5 :LB2016
VIDEO
C1763 C1759
0.1
470
25V 6.3V
F:1608
6
1.0Vp-p (H)
12
5Vp-p (V)
12 | 13 | 14 | 15 | 16 | 17 |
9V
R1937 D1905 R1944
10k
1SS355 10k
:CHIP
:CHIP
C1920
Y 0.1 R1928
16V 100 :CHIP
B:1608
R1927
100 :CHIP
C1922
0.1
D1903 16V IC1904
3.2 Q1913 CXA1315M-T4
1SS355 B:1608 C1938
R1911 2SD601A D/A CONV.
0.01
4.7k 25V
:CHIP 0.1 0.2
B:1608
C1911
47 FULL VCC
R1929
25V R1941 DVD
6.2k 3.7
10k
:RN-CP NC SCL
:CHIP 0.4 R1954 SCL
D1907 3.9 100 :CHIP
1SS355
DVD SW2 SDA
R1953 SDA
R1912 C1910
4.7k 100 :CHIP
0.01
:CHIP 25V DVD SW SDA2
MBLK 4.5
B:1608
40H
COL SDA1
24 23 22 21 20 19 18 17 16 15 14 13 4.4
SDA
D1901 HUE SDA0
1SS355 0.4
D1902 IC1901
1SS355 CXA2039M-T6 MAIN H LOCK SCL
YSW
YUV CONT.
GND RESET
1 2 3 4 5 6 7 8 9 10 11 12
9
R1904
1.7 4.7k R1930
:CHIP 0
C1970 :CHIP
0.01
25V
B:1608
Y
IC1905
R1918
1k MPC29M33T
:CHIP 3.3V REG.
R1905 5.0 3.3
Q1912 8.2k
2SD601A
:CHIP
BUFFER C1904 I O
G
R1906 R1909 0.01 C1909
0.9 25V 47
8.2k 4.7k
R1921 :CHIP :CHIP B:1608 25V
1.5
47 R1922
:CHIP 1k
1.7
:CHIP
4.4 Q1914 Q1903
2SB709A
R1920 2SB709A
BUFFER
560 4.9 BUFFER 0.4
:CHIP
4.9
Q1905
1.0 1.0
0.4 0.8 2SB709A
BUFFER 0.9
Q1915
R1923 R1924 2SD601A 1.5
Q1907
470 560 BUFFER
2SB709A
:CHIP :CHIP
BUFFER
R1968
1k
:CHIP
R1967
1k
:CHIP
C1908
C1905 0.01
47 25V
9V
25V B:1608
L1701 Q1906
2SD601A
:LB2016 SUB C-BUFFER
2.8
R1915 2.3
FB1708 4.7k
C1709
HM601 :CHIP
0.1 :CHIP
R1708 25V R1908
820 R1916 1k
F:1608
:CHIP 10k :CHIP
:CHIP
3
Q1704
2SD601A
BUFF
Q1706
3.5 4.5 VIDEO
2SB709A
R1719
BUFF 560
4.1
:RN-CP 3.8 R1713
100
R1718 R1720 :CHIP
1k
5.6k C1717
:RN-CP 15p :CHIP
50V
R1722 CH:1608
100 1 2 3
:CHIP
FL1701
IC1903
6 4
BU4053BCF-E2
YUV SW
3.9
VCC
R1765
2.2k
:CHIP C1768 2.7
3.3
47
V IN U/Y O
25V 2.2 3.3
V/C O U IN
2.2 2.7
FB1715
R1733 R1734 C IN Y IN
HM601 0.4
2.2k 33k
:RN-CP :CHIP :CHIP INH DVD SW
Q1712
5.8
2SD601A GND DVD SW 0.4
Y-BUFF
1.5 5.8 GND DVD SW
5.0 R1736
47
R1742 :CHIP
2.3
820 1k
:CHIP
R1741 C1749 C1750
12k 0.1 10
:CHIP 25V
F:1608
R1749 R1750 Q1716 FB1722
1.2k 33k 2SD601A HM601
C-BUFF :CHIP
:RN-CP :CHIP
7.8 8.0
C1762
47
25V
2.1 7.4 R1756
47
R1762 :CHIP
R1760
1k
680
:CHIP :CHIP
R1761 C1765 C1766
0.1 10
12k
:CHIP 25V
F:1608
Y VIDEO
C
TO (1/3)
— 42 —
18 | 19 | 20 | 21 |
A (3/3) BOARD : IC1902 SDA9588X
IC1902
SDA9588X
C1947 PIP PROCESSOR
27p 50V CH:1608 X1903
1.4
20.25MHz 2.6
XIN Y/VID
1.3 10 2.1
XQ REFM
C1918
C1946 C1915 47
27p 50V CH:1608 0.7 11
2.7 0.01 25V B:1608 25V
HSP U/Y
0.1 12
1.2
VSP REFL
C1924
C1921 47
4.2 1.7 25V
0.01 25V B:1608
SDA V/C
R1979
100 :CHIP 4
C1925 47 25V
SCL VSSA
R1980
100 :CHIP
VDD VDDA C1926 0.01 25V B:1608
L1901 FB1901 L1902
HM601
:CHIP
:CHIP VSS VREFH
C1927
C1906 C1907
0.01 25V B:1608
47 0.01 I2C VSSA
25V 25V
B:1608 C1928
47
INT VDDA 25V
L1903
:CHIP
0.9
RIN VOUT
0.4
GIN YOUT
0.9
C1914 BIN UOUT
0.01
25V
B:1608
0.0
BLK SEL
C1929
0.1 16V B:1608
C1930
0.1 16V B:1608
C1931
0.1 16V B:1608
A (3/3) BOARD : IC1903 BU4053BCF-T2
9V
Q1918
C1952 C1954
47 0.01 R1976 2SD601A
25V 25V 5.6k BUFFER
B:1608 :CHIP 3.3
2.7 R1981
470
:CHIP
R1977
10k
:CHIP
C1939
0.01
25V
B:1608
A (3/3) BOARD : IC1904 CXA1315M-T4
SDA 14
15
SCL
Vcc 16
REG
(P IN P,COMB FILTER)
9-965-907-01<RA3B> A P3
KP- 43T90 / 48V90 / 53V90 / 61V90
16 15 14 13 12 11 10 9
1 2 3 4 5 6 7 8
13 12 11 2 1 9 10
LEVEL CONVERTION LATCH
LEVEL CONVERTION
LEVEL
CONVERTION
2
I C DECODER
POWER
ON
RESET
LATCH LATCH LATCH LATCH LATCH
DAC DAC DAC DAC DAC
+
Vcc
AMP AMP AMP AMP AMP
8 3 4 5 6 7
GND