Acer AL718 Service Manual - Page 32
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3.3V_DVDD
3.3V_DVDD
RN14
5
4
6
3
7
2
8
1
RN13
R34
5
4
R33
6
10K
3
7
2
8
1
10K/6
10K/6
10K
KEY _ESC
4
GPIO10
KEY _SEL
4
GPIO9
LED_GRN
4
GPIO21/IRQn
KEY _UP
4
GPIO7
KEY _RIGHT
4
GPIO6
KEY _DOWN
4
GPIO3/TIMER1
KEY _LEFT
4
GPIO2/PWM2
VOLU
4
GPIO1/PWM1
PWM0
4
GPIO0/PWM0
LED_ORANGE
4
GPIO8/IRQINn
RN1
4
ER[0..7]
ER7
1
8
ER6
2
7
ER5
3
6
ER4
4
5
RN7
1
8
ER3
ER2
2
7
22
3
6
ER1
4
5
ER0
RN6
4
EG[0..7]
EG7
1
22
8
2
7
EG6
3
6
EG5
EG4
4
5
RN5
EG3
1
8
22
EG2
2
7
DAGRN1
3
6
EG1
EG0
4
5
RN12
4
EB[0..7]
EB7
1
22
8
EB6
2
7
DABLU5
3
6
EB5
EB4
4
5
RN11
1
8
EB3
EB2
2
7
22
EB1
3
6
EB0
4
5
RN4
4
OR[0..7]
OR7
DBRED7
1
22
8
OR6
2
7
DBRED5
3
6
OR5
OR4
4
5
RN10
1
8
OR3
OR2
2
7
22
OR1
3
6
4
5
OR0
RN3
4
OG[0..7]
22
OG7
1
8
OG6
2
7
DBGRN5
OG5
3
6
OG4
4
5
RN9
OG3
1
8
OG2
2
7
22
3
6
DBGRN1
OG1
OG0
4
5
RN2
4
OB[0..7]
22
OB7
1
8
OB6
2
7
OB5
3
6
OB4
4
5
RN8
DBBLU3
1
8
OB3
22
2
7
OB2
OB1
3
6
OB0
4
5
22
+5V
1
1
R118
R119
470/6
470/6
2
2
3
LED_GRN
2
Q8
DTC144EUA
3
1
2
Q11
LED_ORANGE
DTC144EUA
1
GND
AL718
3.3V_DVDD
R140
R141
10K/6
10K/6
4,8
MUTE
PWR_ON/OFF
4
LCD_ON/OFF
DARED[0..7] 6
DARED7
DARED7
C24
C25
DARED6
DARED6
DARED5
DARED5
C26
DARED4
DARED4
C27
DARED3
DARED3
C56
DARED2
C57
DARED2
DARED1
DARED1
C58
DARED0
DARED0
C59
DAGRN[0..7] 6
DAGRN7
DAGRN7
C44
DAGRN6
DAGRN6
C45
DAGRN5
C46
DAGRN5
DAGRN4
C47
DAGRN4
DAGRN3
DAGRN3
C48
DAGRN2
DAGRN2
C49
C50
DAGRN1
C51
DAGRN0
DAGRN0
DABLU[0..7] 6
DABLU7
C89
DABLU7
C87
DABLU6
DABLU6
C86
DABLU5
C83
DABLU4
DABLU4
DABLU3
C81
DABLU3
DABLU2
DABLU2
C79
DABLU1
DABLU1
C77
DABLU0
DABLU0
C71
DBRED[0..7] 6
C36
DBRED7
DBRED6
C37
DBRED6
DBRED5
C38
DBRED4
DBRED4
C39
DBRED3
C64
DBRED3
DBRED2
C65
DBRED2
DBRED1
DBRED1
C66
DBRED0
DBRED0
C67
DBGRN[0..7] 6
C32
DBGRN7
DBGRN7
C33
DBGRN6
DBGRN6
C34
DBGRN5
DBGRN4
DBGRN4
C35
DBGRN3
DBGRN3
C52
DBGRN2
DBGRN2
C53
C54
DBGRN1
DBGRN0
C55
DBGRN0
DBBLU[0..7] 6
DBBLU7
C28
DBBLU7
DBBLU6
C29
DBBLU6
DBBLU5
DBBLU5
C30
DBBLU4
C31
DBBLU4
DBBLU3
C60
DBBLU2
C61
DBBLU2
DBBLU1
DBBLU1
C62
DBBLU0
DBBLU0
C63
R89
1
2
22/6
KEY _SEL
R92
1
2
22/6
KEY _RIGHT
KEY _LEFT
R94
1
22/6
2
R98
1
2
22/6
PWR_ON/OFF
R99
1
2
22/6
R101
1
2
22/6
KEY _UP
KEY _DOWN
R109
1
2
22/6
R105
1
2
22/6
KEY _ESC
R114
1
2
22/6
GND
C116
C185
C186
C113
1
1
12p/6
12p/6
0.1u/6
0.1u/6
2
2
GND
1
2
12p/4
1
2
12p/4
1
2
12p/4
1
2
12p/4
1
2
12p/4
1
2
12p/4
1
2
12p/4
1
2
12p/4
1
2
12p/4
1
2
12p/4
1
2
12p/4
1
2
12p/4
4
PBIAS
1
2
12p/4
1
2
12p/4
1
2
12p/4
+5V
1
2
12p/4
1
2
12p/4
1
2
12p/4
1
2
12p/4
1
2
12p/4
1
2
12p/4
1
2
12p/4
3
2N7002
1
2
12p/4
1
2
12p/4
1
PWM0
1
2
12p/4
1
2
12p/4
2
1
2
12p/4
1
2
12p/4
1
2
12p/4
1
2
12p/4
GND
1
2
12p/4
1
2
12p/4
1
2
12p/4
1
2
12p/4
1
2
12p/4
1
2
12p/4
1
2
12p/4
1
2
12p/4
1
2
12p/4
+5V
1
2
12p/4
1
2
12p/4
1
2
12p/4
1
2
12p/4
1
2
12p/4
VOLU
1
2
12p/4
1
2
12p/4
1
2
12p/4
1
2
12p/4
GND
4501-10-10P-R
1
2
3
4
5
6
7
8
9
10
CN4
C129
C137
C188
C139
C43
C145
C187
C132
1
C135
C189
1
1
1
C190
C141
1
12p/6
12p/6
12p/6
12p/6
0.1u/6
12p/6
0.1u/6
0.1u/6
0.1u/6
12p/6
0.1u/6
12p/6
2
2
2
2
2
+5V
3A
GND
GND
GND
R21
Mute
0/6
+5V
R22
4.7K/6/NS
Q2
3
2
DTC144EUA/NS
1
R13
1K/6
GND
R17
1
2
0/6
R12
R15
1
2
0/6
Q1
10K/6
1
C11
1u/8
2
GND
R143
1K/6
R142
10K/6
Volume
3
2N7002
Q14
/ 8
1
u
1
5
2
9
1
C
GND
GND
+2.5V
+3.3V
CN3
1
2
500m A
+
+
3
4
500m A
+
+
5
6
+
+
7
8
On/Of f
+
+
9
10
Brightness
+
+
11
12
Volume
+
+
On/Of f
Brightness
C12
C10
12p/6/NS
12p/6/NS
GND
10-5