Sony VPH-G90U Service Manual page 395

BA (10/12) BOARD
5V-3
L1800
10µH
C1833
+5V
10
16V
:AL-CP
P.12
SEL
+5V
P.11
INPUT-A/OTHER
CS
P.9
47 :CHIP
VS(HD)
RGB/OTHER(15KRGB) ≠≠≠≠≠≠≠≠≠≠≠≠≠ ≠≠≠≠≠≠≠≠≠≠≠≠
P.11
HD/VIDEO VS
P.9
HD/VIDEO HS
P.9
SONG OUT
P.12
VS OUT
P.12
HS OUT
P.12
9V-2
L1801
10µH
R1834
R1837
10k
3.3k
:CHIP
:CHIP
Q1808
2SC2712
6.8
AMP
Q1809
2
2SC2712
G AMP
R1843
P.9
47 1.4
R1844
:CHIP
:CHIP
R1847 1.2
R1852 1.5k (1.1)
1.5k :CHIP
:CHIP
R1853
1.5k
:CHIP
VPH-G90J/G90E/G90U/G90M
A B
35
TP1800
HS1
P.1
HS1
TP1802
36
VS1 HS-IFB
P.1
VS1
C1836
0.01
B:CHIP
VS2
TP1804
HS2
TP1805
IC1804
16 15 14 13 12 11 10 9
SN74HC157ANS
SYNC SW-3
A:IN B:OUT
R1865
47
R1800 :CHIP
4.7k
1 2 3 4 5 6 7 8
4.7 0
Q1800
DTC144EKA
MODE BUFF
C1801
0.01 TP1813
B:CHIP
GND
16 15 14 13 12 11 10 9
IC1802
SN74HC157ANS
SYNC SW-1
A:OTHER B:INPUT-A
R1805
47
1 2 3 4 5 6 7 8
:CHIP
≠≠≠≠≠ ≠≠≠≠
R1824
R1821
47 :CHIP
R1808
100k
:CHIP R1809 R1810 R1811
100k 100k 100k
:CHIP :CHIP :CHIP
16 15 14 13 12 11 10 9 IC1811
SN74HC157ANS
SYNC SW-2
A:OTHER B:RGB
C1816
0.01
B:CHIP
1 2 3 4 5 6 7 8
R1823 TP1807
47 :CHIP
TP1806
R1822
47 :CHIP
37
SONG OUT
R1827
47 :CHIP TP1809
38 VS OUT
R1828 TP1810
47 :CHIP
TP1811
39
HS OUT
R1829
47 :CHIP
C1823
R1835
0.1
25V 3.9k +9V
:CHIP
B:CHIP
R1861
4.7k
:CHIP
7.4
(7.3)
R1838 R1841 R1840 4.5
R1842
47 R1836 (4.9)
680 47 Q1806
:CHIP C1827 :CHIP :CHIP 5.6k 47
2SC2712 :CHIP
1 :CHIP
CLAMP
B:CHIP
4.5
1.8 C1828 C1829 4.4
6.8 Q1813 (4.9)
0.1 0.1 R1846 R1848 3.9 R1849
(6.7) 2SA1162
25V 25V 4.7k 3.9 47 (4.3) 47 4.3
BUFF (4.3) (3.9)
B:CHIP B:CHIP :CHIP :CHIP :CHIP
47
R1856 5.1
C1832
Q1811
100k
1 Q1812
:CHIP 2SA1162
B:CHIP
2SA1162
BUFF
BUFF
R1854
2.7k
:CHIP
C
BA (10/12) BA (10/12)
VS-IFB
TP1803 VS-IFB
P.12
TP1801
HS-IFB
P.12
R1866
47
:CHIP
8 7 6 5
IC1813
TC7W126FU
SYNC BUFF
C1837
0.01
B:CHIP
1 2 3 4
R1801
47
:CHIP
RGB/OTHER(15KRGB) ≠≠≠≠≠≠≠≠≠≠≠≠≠ ≠≠≠≠≠≠≠≠≠≠≠≠
IC1801
CXA2016S
SYNC SEP
C1802
4.7 16V :ALB-CP
VCC
C1804
0.22 16V B:CHIP
VS OUT
C1807
C1805
0
0.1
0.22 16V B:CHIP
(4.9)
5 25V
B:CHIP
1
C1808
4 1 10V B:CHIP
0(4.5) SONG OUT
2
C1810
0
3 0.1 25V B:CHIP
(4.9) HS OUT
IC1803
R1812
TC7S32F
33k :CHIP
SYNC GEN
C1811
0.22 16V B:CHIP
C1812 R1813
1 10V B:CHIP 220 :CHIP
R1817 0.1 25V B:CHIP
100k :RN-CP
R1819
12k :RN-CP
GND
+5V
+5V
VS RGB
TP1812
R1857
47
:CHIP R1858 H-SYNC(R)2
47 :CHIP
INPUT-A/OTHER ≠≠≠≠≠ ≠≠≠≠
R1859
47
:CHIP
C1841
0.01
8 7 6 5
B:CHIP
IC1807
TC4W53F
SYNC-SW
C1822 C1824
10 0.1
1 2 3 4
16V 25V
:AL-CP B:CHIP
Q1807
2SC2712
BUFF
R1860
47
:CHIP
R1850
4.7k
:CHIP
10-33 10-33
D E
P.8
P.11
+5V
C1803
0.1 25V B:CHIP
R1802
1k :CHIP
C1806 R1803
0.01 10
B:CHIP :CHIP
4.9
C1809
0.0033
Q1801
B:CHIP
2SC2712
R1807
BUFF 100
R1804
0.2 0 :CHIP
2.2k :CHIP
R1806
47
:CHIP R1814 C1813
4.9
10 0.01
Q1802
:CHIP B:CHIP
2SA1162
Q1803
BUFF
2SC2712
C1814 1 BUFF
R1818 R1815 0.6 R1816
1k :CHIP 47 (0.7) 47
:CHIP :CHIP
R1820
Q1804
1k :CHIP
2SA1162
C1817 BUFF
0.01 B:CHIP
8
7 1
0.6(0.9) C1820
C1838 0.1
4.9
0.01
4 IC1814(1/3) 25V
B:CHIP
TC7W04F B:CHIP
INVERTER
R1862
47 :CHIP
R1863
47 :CHIP
R1864
47 :CHIP
TP1814
HS RGB
C1834 C1835
R1867 R1869 0.1 0.1 R1871
470 1k B:CHIP 0 5 B:CHIP 3.3k
4.9
:CHIP :CHIP :CHIP
5 1 2
1 4 3 5
4 6 2 2
2 0 4.9
R1868 0 R1870 0 3
4.7 4.9
1k 0 3 47
(4.8)
:CHIP :CHIP
IC1814(3/3)
IC1805 IC1806
TC7W04F
R1872
IC1814(2/3)
TC7S86F TC7S86F INVERTER
2.2k
TC7W04F
POL.UNI. POL.UNI. :CHIP
C1839
100 INVERTER
6.3V
:AL-CP
Q1814
DTC144EKA
POL SW
BA
(10/12)
(SYNC)
F G
1
2
3
SONG(R)
HS(R)
VS(R)
4
R1873 TP1815
1k
:CHIP
15KSYNC
2.6
15K SYNC
C1840
22
P.6
6.3V
:AL-CP
Q1815
2SA1162
BUFF
5
B-%SX1640<AEP>-BA-10
H