Philips 190VW8FB/93 Service Manual page 25

25 190VW8 LCD
1 2
A
CN3 CN3
10
10
9
9
8
8
7
7
6
6
5
5
LED_S- R17 R17 33/6 33/6
4
4
LEDA- R93 R93 82/6 82/6
3
3
LEDG- R94 R94 33/6 33/6
2
2
B 1
1
4501-10-10P-R/NC 4501-10-10P-R/NC
GND_A
CN7 CN7
MENU
10
10
SEL
9
9
8 PWR1
8
DOWN
7
7
UP
6
6
SMART-
5
5
LED_S-
4
4
LEDA-
3
C
3
LEDG-
2
2 070306
1
1
7101-E10N 7101-E10N
GND_A
MENU SEL
D
D20 D20 D21 D21
BAV99/NC BAV99/NC BAV99/NC BAV99/NC
GND_A MCU-VDD GND_A MCU-VDD
UP SMART-
D23 D23
BAV99/NC BAV99/NC
E
GND_A MCU-VDD GND_A
F
G
1 2
Schematic Diagram(Scaler Board - Key USB)
3 4 5
PWR1 1K/6 1K/6
1 2
SEL 1K/6 1K/6
2 1
MENU
SEL
PWR1 UP R77 R77 10K/6 10K/6
DOWN
UP R18 R18
SMART- SMART- 1K/6 1K/6
1 2
LED_S
LEDA MENU 1K/6 1K/6
2 1
LEDG DOWN R81 R81 10K/6 10K/6
070306
GND_A
GND_A
R141 4.7K/6/NC R141 4.7K/6/NC
R142 4.7K/6/NC R142 4.7K/6/NC
R90 R90 4.7K/6 4.7K/6
4 LEDA1
R95 R95 4.7K/6 4.7K/6 2
4 LEDG1
PWR1 DOWN
D22 D22 D37 D37
BAV99/NC BAV99/NC BAV99/NC BAV99/NC
GND_A MCU-VDD GND_A MCU-VDD
LED_S
D25 D25
D24 D24 BAV99/NC BAV99/NC
BAV99/NC BAV99/NC
0704030
MCU-VDD GND_A MCU-VDD
3 4 5
6 7 8
MCU-VDD
CN9 CN9
USB-B/NC USB-B/NC
2 2
5
3 3
PWR
PWR 4
AD1 4
070306
SMART 4
CN8 CN8
MENU1 MENU1 4
AD0 3703-05/NC 3703-05/NC
AD0 4
MCU-VDD
GND_A
Q1 Q1
2
MMST3906 MMST3906
LEDA
Q2 Q2
MCU-VDD
MMST3906 MMST3906
LEDG
R7 R7
4.7K/6 4.7K/6
Q6 Q6
R15 R15
2
4 LED_SMART 4.7K/6 4.7K/6
MMST3906 MMST3906
LED_S
SMART IMAGE FUNCTION
070306
6 7 8
9 10 11
1 1
6
4 4
GND_A
7
7
6
6
GND_A
9 10 11
25
190VW8 LCD
12
S-A3
S-A3
C70 B2
A
C71 B2
C72 B2
C73 B3
C74 B3
C75 B3
C84 B6
C85 B6
CN3 A1
B
CN7 B1
CN8 B8
CN9 A8
D20 D1
D21 D2
D22 D3
D23 E1
D24 E3
C
D25 E4
D37 D5
Q1 C6
Q2 C6
Q6 D7
R7 D7
R15 D7
D R17 B2
R18 B5
R72 A6
R73 A6
R74 A5
R75 A5
R77 B5
R79 B5
E
R81 B5
R90 B5
R93 B2
R94 B2
R95 B5
R141 B5
R142 B5
R143 A6
F
G
12