Service Manuals, User Guides, Schematic Diagrams or docs for : . Various CHINA TV TV PH03VS-21+NOM8371-KA5Q0765RT
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MODEL: PH03VS-21
COLOUR TV SCHEMATIC DIAGRAM
D D
R743
A1 +5V
C743
+3.3V 100
R745
47K
N161 A2 R915
15K/2W
VD912 ISS244 1
R912 H-Gnd
GND(CH2OUT)
100uF/16V R732 C912
GND(CH1OUT
2
AN7522 R911 1K
470 VD913 CRT
CH2OUT(-)
STANDBY
+ 470pF
CH1OUT+
C744 3.9K V911 R918
CH1OUT-
VOLUME
CH2OUT-
R728 R735
0.01u 3.3K 3.3K 2SC2482 2.7K
CH1IN
CH2IN
U701 IR BAV21 B
V912
GND
VCC
1 R722 BF421
1 1 R928
3.3K C161 R913 C911
2 470 2.7K G
2 2 1000uF/50V R L XS162 L 470pF
+12.5V 1 R914
10
11
12
1
2
3
4
5
6
7
8
9
3 R721 R702 R938
3 3 3.3K + VD911 47 2.7K R
C723A C723 3.3K R161 C162 2
1N4148
1 8 47uF/16V 0.01u 1.8K 0.1uF VD922
WP Vdd N301 R741 R742 XS161 ISS244
+
VD1775 R1775 NOM8371-EA1 3.3K 3.3K 1 R925
470 N702 R162 15K/2W
2 7 1 64 R163 2 R922
n.c. PTC Standby IRin 10K 2.7K R921 2
C922
24C08 1K
R723 R 470 V921 VD923
100 + C163 + C153 C157 2SC2482
3 6 2 63 470pF
A2 SCL SCL AV2 C163A 10uF/50V + 4.7uF/50V + 4.7uF/50V
5V V922 BAV21
A3 4 5 3 62
10uF/16V
VD171A R158 R157 R923 C921 BF421 1 HV
Vss SDA SDA AV1 R175 470 470pF
1N4148 C158 4.7K 8.2K 2 FOCUS
R724
100 C755 L753 33K C154 R154 5600 R924 3 SCREEN
4 61 2.2uF/16V 10uH 5600 4.7K VD921 47 C943
Tuning VddP 1N4148 1000pF/2KV GND
+ R734 V173 VD932 4
C756 VD734 1K R173 C172 R935
R731 2SC1815
R162 68K + R153 15K/2W ISS244
5 60 0.1u 10uF/16V
System Reset 10K R174 8.2K R931 2
1N4148
4.7K R162 270K 470 C932
R172 10K V931 R932 VD933
6 59 47K 2SC2482 1K BAV21 C941 +
+5V Key XTALout V171 C171
+ 2SC1815 47uF/16V VD171 470pF 10uF/250V
X761 C745
+3.3V C931 1 190V
R733 12MHz 22uF/16V + R933
7 58 1N4148 B 5 5 B 470pF V932
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