Acer AL708 User Manual page 25

3.3V_DVDD
3.3V_DVDD
RN14
5 4
6 3
7 2
8 1
RN13
5 4 R33 R34
6 10K 3
7 2
10K/6
8 1 10K/6
10K
KEY_ESC
4 GPIO10
KEY_SEL
4 GPIO9
LED_GRN
4 GPIO21/IRQn
KEY_DOWN
4 GPIO7
KEY_RIGHT
4 GPIO6
KEY_UP
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
ER6 2
ER5 3
ER4
4
RN7
1
ER3
ER2 2
22
ER1 3
ER0 4
RN6
4 EG[0..7]
EG7 22
1
EG6 2
EG5
3
EG4
4
RN5
1
EG3
2
EG2 22
3
EG1
EG0 4
RN12
4 EB[0..7]
22
EB7 1
EB6
2
EB5 3
EB4
4
RN11
EB3 1
EB2
2 22
EB1 3
EB0
4
RN4
4 OR[0..7]
OR7
1 22
OR6
2
OR5
3
OR4
4
RN10
1
OR3
OR2 2
22
3
OR1
4
OR0
RN3
4 OG[0..7] 22
OG7 1
2
OG6
3
OG5
OG4 4
RN9
OG3 1
OG2 2
22
OG1 3
4
OG0
RN2
4 OB[0..7]
OB7 22
1
OB6 2
OB5
3
OB4
4
RN8
OB3 1
OB2
22
2
OB1
3
OB0
4
22
+12V
R118
R119
1K/6
1K/6
2
LED_GRN
Q8
DTC144EUA
LED_ORANGE
2
Q11
DTC144EUA
GND
10. SCHEMATIC DIAGRAM~3
3.3V_DVDD
R140 R141
10K/6 10K/6
MUTE
4 MUTE
LCD_ON/OFF
4 LCD_ON/OFF
DARED[0..7] 6
8 DARED7
DARED7
7 DARED6
DARED6
6 DARED5
DARED5
5 DARED4
DARED4
8
DARED3 DARED3
7
DARED2 DARED2
6 DARED1 DARED1
5
DARED0 DARED0
DAGRN[0..7] 6
8 DAGRN7 DAGRN7
7 DAGRN6 DAGRN6
DAGRN5
6 DAGRN5
DAGRN4 DAGRN4
5
8
DAGRN3 DAGRN3
7
DAGRN2 DAGRN2
6
DAGRN1
DAGRN1
5 DAGRN0 DAGRN0
DABLU[0..7] 6
DABLU7 DABLU7
8
DABLU6 DABLU6
7
6 DABLU5 DABLU5
DABLU4 DABLU4
5
DABLU3
8 DABLU3
DABLU2 DABLU2
7
DABLU1 DABLU1
6
DABLU0
5 DABLU0
DBRED[0..7] 6
DBRED7
DBRED7
8
7 DBRED6 DBRED6
DBRED5
6 DBRED5
5 DBRED4 DBRED4
8
DBRED3
DBRED3
7 DBRED2
DBRED2
6 DBRED1
DBRED1
5
DBRED0 DBRED0
DBGRN[0..7] 6
8 DBGRN7 DBGRN7
7 DBGRN6
DBGRN6
DBGRN5
6
DBGRN5
5 DBGRN4
DBGRN4
DBGRN3
8
DBGRN3
7 DBGRN2
DBGRN2
6 DBGRN1 DBGRN1
5
DBGRN0 DBGRN0
DBBLU[0..7] 6
DBBLU7 DBBLU7
8
DBBLU6
7 DBBLU6
DBBLU5
6
DBBLU5
DBBLU4
5 DBBLU4
DBBLU3
8 DBBLU3
DBBLU2
DBBLU2
7
DBBLU1
6 DBBLU1
DBBLU0
DBBLU0
5
R89 1 2 22/8
LCD_ON/OFF
R92 1 2 22/8
KEY_DOWN
R94 1 2 22/8
KEY_SEL
KEY_RIGHT
R98 1 2 22/8
KEY_UP
R99 1 2 22/8
KEY_ESC
R101 1 2 22/8
KEY_LEFT
R105 1 2 22/8
R109 1 2 22/8
R114 1 2 22/8
GND
C113
C185
12p/6
0.1u/6
GND
C24 1 2 15p/4
C25 1 2 15p/4
C26 1 2 15p/4
C27 1 2 15p/4
C56 1 2 15p/4
C57 1 2 15p/4
C58 1 2 15p/4
C59 1 2 15p/4
C44 1 2 15p/4
C45 1 2 15p/4
C46 1 2 15p/4
C47 1 2 15p/4
4 PBIAS
C48 1 2 15p/4
C49 1 2 15p/4
C50 1 2 15p/4
C51 1 2 15p/4
C89 1 2 15p/4
C87 1 2 15p/4
C86 1 2 15p/4
C83 1 2 15p/4
C81 1 2 15p/4
C79 1 2 15p/4
C77 1 2 15p/4
C71 1 2 15p/4
PWM0
C36 1 2 15p/4
C37 1 2 15p/4
C38 1 2 15p/4
C39 1 2 15p/4
2
C64 1 15p/4
C65 1 2 15p/4
C66 1 2 15p/4
C67 1 2 15p/4
C32 1 2 15p/4
C33 1 2 15p/4
C34 1 2 15p/4
C35 1 2 15p/4
C52 1 2 15p/4
C53 1 2 15p/4
C54 1 2 15p/4
C55 1 2 15p/4
C28 1 2 15p/4
C29 1 2 15p/4
C30 1 2 15p/4
C31 1 2 15p/4
C60 1 2 15p/4
C61 1 2 15p/4
C62 1 2 15p/4
C63 1 2 15p/4
VOLU
GND
TO BUTTON BOARD
C43
C135 C189 C139
C132 C188 C141
C129 C190
C116 C186 C187 C137
0.1u/6
12p/6 0.1u/6 12p/6
12p/6 0.1u/6 12p/6
12p/6 0.1u/6
12p/6 0.1u/6 0.1u/6 12p/6
Connector
12V
C193 0.1u/8/NS
1 2
R21
0/6
+5V
R22
4.7K/6/NS
Q2 12V
2
+5V
DTC144EUA/NS C21 0.1u/8
1 2
R13
10K/6
GND
R17 1
R12
R15 1
2N7002 Q1 47K/6
L5
CX000800000/1206
1
C11
1u/8
GND
GND
GND
+5V
R143
C194
10K/6
1
R142
2N7002 Q14
MUTE
47K/6
1 C195
1u/8
GND
GND
CN3
1
2
3
4
5
6
7
L7EA (AL708) 10-3
8
9
10
4401-10-10P-R
C145
12p/6
L19
CX000800000/1206/NS
CN5
1
2
3
C192
4
330u/16V/NS
4606-04-04P-R/NS
L22
CX000800000/1206/NS
GND
L7
CX000800000/1206
CN2
1
2
3
C191
4
330u/16V
2 0/8
5
2 0/8
6
4606-06-06P-R
C12 C10
12p/6/NS
12p/6/NS
GND
12V
L20
CX000800000/1206
CN7
0.1u/8
2
1
2
3
4
R144 1 2 0/8 5
6
R146 1 2 0/8
7
4401-07-07P-R
L21
C196 C197
CX000800000/1206
12p/6 12p/6
GND
GND