Panasonic CY-VHD9401U Service Manual page 57

E-4C279
9V
Q703
9V +3.3V REG
6.9
YEANC3618T1
0 4.9
4.9
C0CBADE00034
IC701
+5V REG
9V
-13V
3.3V
17V
3.3V
Q801
B1AB00000279
+7.5V REG
B1HFCFD00001
IC802
0
17.4
OSDC
7.3
7.5V
0.7
B
2.4
2.4
G
2.4
7.7
2.4
0
1V/DIV , 10us/DIV
2.4
R
2.4
2.4
4.3
2V/DIV
2V/DIV, 20us/DIV
0.5
2V/DIV, 0.1ms/DIV
3V
2V/DIV, 50us/DIV
YEANC114EKTX
Q802
BUFF
R
5V
45
IC702,Q704,706
DC-DC CONVERTER
9V
C0JBAZ000525
3.4
4.9
2.4 0
0
4.0 2.7
2.5
0
2.7 2.2
2.3
0
-15.6
D708,709
-13.8
YEADVDZS68BT
2SB0709AWL
-13.2
YEADRD10MZTZ
Q705,707
-13V REG
-13.2
2SD0601AHR
-12.5
-13.1
-13V
5V
17V
9V
4V
2V/DIV ,0.5us/DIV
1V/DIV , 20us/DIV
9V
0.5V/DIV, 20us/DIV
0
IC801
VIDEO CHROMA & LCD I/F
2.6
2.8
3V
2.8
, 0.1ms/DIV
2.4
4.5
5V
4.6
0.2V/DIV, 20us/DIV
2.9
3V
7V
4.1
2V/DIV , 20us/DIV
0
B1GBCFNA0010
Q803,804
4.9
BUFF
5.2
5V
Q780
POWER
CONTROL
6.0
6.0
9V
6.0
B1GKCFGH0001
6.0
YEAM75W393FU
1.5
1.5
1.5
0
5V
B1ABCF000052
4.8
2V
4.2
7.7
1V/DIV , 0.2us/DIV
Q805
BUFF
5V
5V
9P
0.1
1.6
2.2
4.9
IC780,Q781,782
INVERTER
CONTROL
9V
5V
Q783,784
8.4
ON/OFF
7.7
SWITCH
8.3
2.7
1.5
8.5
0
0
3.9
0
2.7
0
0
0
8.6
The following symbols are
shown on the schematic diagram.
3.3V
3.3V
5V
5V
7.5V
7.5V
9V
9V
-13V
-13V
17V
17V
VISUAL
CY-VHD9401U TFT
CY-VHD9401U