Acer AL718 Service Manual page 32

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