Acer AL2216W Service Manual page 42

5
RP1 RP1
D
3 DDC2_SDA
3 DDC2_SCL
2,5 DDC_CLK
2,5 DDC_DAT
DDC_CI_5V
C
BUS_POWER
R36 R36
B
R41 R41
GND_POWER
A
5
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DDC_CI_5V
U1 U1
3 2
1B 1A
DDC_CLK_OUT
6 5
2B 2A
8 9
3B 3A
DDC_DAT_OUT
11 12
4B 4A
1
1OE
4
2OE
14 10
VCC 3OE
7 13
GND 4OE
C25 C25
R19 R19
Q2 Q2
GND_POWER
GND_POWER
R22 R22
6 PANEL_ON/OFF
Q3 Q3
1
R23 R23
6 DCDC_ON/OFF
GND_POWER
Q4 Q4
1
GND_POWER
6 INV_ON/OFF
6 AUDIO_FUNCTION
MCU_VCC
2 CONNECT
6 MUTE
3 DDC2_SCL
R30 R30
3 DDC2_SDA
DDC_CI_SEL
5 RESET_RTD
6 LED_GRN
R33 R33
6 LED_ORG
2,5 DDC_DAT
2,5 DDC_CLK
GND_POWER
MCU_VCC
U3 U3
1 8
A0 VCC
2 7
A1 TEST
3 6
A2 SCL
4 5
GND SDA
GND_POWER
4
D12 D12
1
2 VGA_5V
BUS_POWER
1
3 BUS_POWER
D13 D13
V5A
6 V5A
DDC_CI_5V
R20 R20
DDC_CI_SEL
1
RP3 RP3
RP4 RP4
RP5 RP5
5 4
6 3
7 2
8 1
R27 R27 R29 R29
R31 R31
R35 R35 DDC_DAT_OUT
DDC_CLK_OUT
R34 R34
R38 R38 R39 R39
C27 C27
IICSCL
IICSDA
4
3
DDC_CI_5V
Q1 Q1
2 2 3
2
D14 D14 D15 D15
1 2 1 2
R21 R21
GND_POWER
MCU_VCC
3.1~3.6V
2 1
RESET_MCU 5
C26 C26
+ +
D17 D17
D18 D18
1 2
R24 R24
GND_POWER
P50 2
DA0/P5.0
P51 3
DA1/P5.1
P52 4
DA2/P5.2
P53 5
DA3/P5.3
P54 6
DA4/P5.4
P55 7
DA5/P5.5
P56 8
P5.6/HSCL2
P57 9
P5.7/HSDA2
MYSON MTV512MV64 MYSON MTV512MV64
P32 14
P3.2/INT0
P33 15
PLCC 44 PLCC 44
P3.3/INT1
P34 16
P3.4/T0
P35 17
P3.5/T1
P76 18
P7.6/CLKO2
P77 19
P7.7
P31 13
HSDA1/P3.1/TXD
P30 11
HSCL1/P3.0/RxD
U2 U2
Y1 Y1
2
R40 R40
C28 C28 C29 C29
GND_POWER
3
2
D16 D16
RP2 RP2
IICSCL
IICSDA
1
NC
33
NC
34
NC
35
NC
12
NC
23
NC
32
VSYNC
31 P67 MENU_ISP
P6.7 MENU
30 P66
P6.6/CLOK1 YOUT
29 P65
P6.5 KEY_DOW
28 P64
P6.4 KEY_UP
27 P63
P6.3/AD3 SOURCE_S
26 P62
P6.2/AD2 AUTO_ADJ
25 P61
P6.1/AD1 PWR_SW
24 P60
P6.0/AD0
P50 44
DA0/P5.0
P51 45
DA1/P5.1
P52 46
DA2/P5.2
P53 47
DA3/P5.3
P54 48
DA4/P5.4
P55 1
DA5/P5.5
P56 2
P5.6/HSCL2
P57 3
P5.7/HSDA2
M M
P30 5
HSCL1/RXD/P
P31 8
HSDA1/TXD/P
P32 9
P3.2/INT0
P33 10
P3.3/INT1
P34 11
P3.4/T0
P35 12
P3.5/T1
P76 13
P7.6/CLKO2
P77 14
P7.7
U4 U4
2