EB1
OR2
U7
AT49HF/F010-45JC
3
29
28
4
25
23
26
27
5
6
7
8
9
10
11
12
21
20
19
18
17
15
14
13
24
31
32
1
16
2
30
22
A15
A14
A13
A12
A11
A10
A9
A8
A7
A6
A5
A4
A3
A2
A1
A0
DQ7
DQ6
DQ5
DQ4
DQ3
DQ2
DQ1
DQ0
OE
WE
VCC
NC
GND
A16
NC/A17
CE
RMADDR7
OB3
ER7
500m A
GND
OG7
JP1
4-P/NS
1
2
3
4
1
2
3
4
GND
RMADDR10
RMDATA3
3.3V_DVDD
RMADDR15
RMDATA6
EG6
RMADDR[0..15]
C120
0.1u/6
GREEN-
3
R42
47K/6
1
2
GPIO0/PWM0 5
RMDATA3
EB7
C94
22u/6.3V
3.3V_DVDD
EB4
H-PORT-EN
GND
EG4
HCLK
GPIO2/PWM2 5
GND
+5V
EG7
RMADDR8
3.3V_AVDD
OB6
RMADDR1
R66
10K/6
EB3
GPIO5/UART_DO
C88
0.1u/6
RMADDR5
GPIO10
OR1
GPIO7
5
BLUE-
3
Res et
Circuit
GPIO0/PWM0
RMADDR4
RMADDR15
GPIO12/NVRAM_SDA
RMADDR12
HS
3
OB[0..7]
5
C148
12p/6/NS
1
2
GPIO6
L11
CX000800000/1206
MUTE
5,6
GPIO1/PWM1 5
GND
RMADDR11
EB2
RMADDR13
ROM_OEn
C95
0.1u/6
U10
MAX809_1
2
1
3
OUT
G
N
D
V
C
C
RMADDR8
RMADDR14
OR6
C108
0.1u/6
C157
12p/4
1
2
ER1
C98
0.1u/6
RED+
3
GREEN+
3
DEBUG
CONNECTOR
GPIO13/NVRAM_SCL
OG0
+3.3V
GPIO13/NVRAM_SCL
R29
10K/6
RMADDR0
GPIO4/UART_DI
GPIO12/NVRAM_SDA
C75
0.1u/6
ER5
EG2
32-Pin PLCC Socket
DHS
6
OR7
C91
33p/6
1
2
GND
GPIO9
C117
0.1u/6
HFSn
C110
0.1u/6
EB6
R
M
D
A
T
A
[0
..
7
]
Shutdown 8
OR3
C121
0.1u/6
+5V
RMDATA1
GPIO8/IRQINn
DEN
6
HCLK
3
GND
RMDATA4
RMADDR6
RMDATA7
RMADDR2
ER[0..7]
5
BLUE+
3
GPIO3/TIMER1
RMADDR12
FLASH_OEn
RMDATA4
C76
0.1u/6
OR[0..7]
5
+5V
/
W
R
EG5
+5V
OR5
DVS
6
3.3V_DVDD
DCLK
6
C100
0.1u/6
C103
0.1u/6
PBIAS
5
R82
0/6
R137
22/6
R81
10K/6
GPIO6
5
RMADDR14
RMADDR13
R28
10K/6
3.3V_A
AGND
Int_Test
U8
gm2120
PQFP208
171
170
167
166
163
162
179
180
185
186
191
192
151
152
40
41
42
43
44
45
50
51
52
118
115
117
116
195
194
174
205
204
5
4
6
7
39
201
25
24
23
22
19
18
17
16
15
8
35
34
33
32
31
30
29
28
9
10
14
12
13
11
36
1
5
5
1
5
3
165
169
161
158
157
178
2 2
0
5
3
6
7
8
1
9
7
1
1
1
1
2
9
2
6
8
8
1
3
4
2
0
3
1
7
6
113
114
175
1
8
2
184
1
8
8
190
197
198
199
150
149
1
4
8
146
1
4
4
141
1
3
9
145
140
137
136
3 2
1
3
8
5
4
6
8
8
2
9
8
1
1
2
1
3
0
8
9
1
3
3
2
0
2
1
3
5
1
5
6
1
5
4
1
7
7
1
8
3
1
8
9
1
4
7
1
4
3
1
3
8
200
159
61
62
65
66
69
70
71
72
94
93
75
76
77
78
79
80
74
73
85
86
87
90
91
92
84
83
95
96
99
100
101
102
64
63
105
106
107
108
109
110
104
103
2
7
131
142
132
173
181
187
193
196
164
168
172
160
60
59
58
57
56
55
3
7
119
120
121
122
123
124
125
126
127
49
48
128
47
46
206
207
208
1
RED+
RED-
GREEN+
GREEN-
BLUE+
BLUE-
RX2+
RX2-
RX1+
RX1-
RX0+
RX0-
XTAL
TCLK
GPIO0/PWM0
GPIO1/PWM1
GPIO2/PWM2
GPIO3/TIMER1
GPIO4/UART_D1
GPIO5/UART_D0
GPIO11/ROM_WEn
GPIO12/NVRAM_SDA
GPIO13/NVRAM_SCL
DCLK
DEN
DVS
DHS
RXC-
RXC+
REXT
GPIO16/HFSn
GPIO22/HCLK
RESETn
GPIO21/IRQn
DDC_SCL
DDC_SDA
GPIO8/IRQINn
CLKOUT
ROM_ADDR0
ROM_ADDR1
ROM_ADDR2
ROM_ADDR3
ROM_ADDR4
ROM_ADDR5
ROM_ADDR6
ROM_ADDR7
ROM_ADDR8
ROM_ADDR15
ROM_DATA0
ROM_DATA1
ROM_DATA2
ROM_DATA3
ROM_DATA4
ROM_DATA5
ROM_DATA6
ROM_DATA7
ROM_ADDR14
ROM_ADDR13
ROM_ADDR9
ROM_ADDR11
ROM_ADDR10
ROM_ADDR12
ROM_OEn
V
D
D
1
_
A
D
C
_
2.
5
V
D
D
2
_
A
D
C
_
2.
5
AGND_GREEN
AGND_RED
AGND_BLUE
AGND_ADC
SGND_ADC
AGND_RX2
R
V
D
D
R
V
D
D
R
V
D
D
R
V
D
D
R
V
D
D
R
V
D
D
R
V
D
D
R
V
D
D
C
V
D
D
_
2.
5
C
V
D
D
_
2.
5
C
V
D
D
_
2.
5
C
V
D
D
_
2.
5
R
E
S
E
R
V
E
D
PPWR
PBIAS
AGND_IMB
R
E
S
E
R
V
E
D
AGND_RX1
R
E
S
E
R
V
E
D
AGND_RX0
AGND_RXC
AGND_RXPLL
VDD_RXPLL_2.5
AVDD_RPLL
AVSS_RPLL
V
D
D
_
D
P
L
L
_
3.
3
AVDD_SDDS
V
D
D
_
S
D
D
S
_
3.
3
AVDD_DDDS
V
D
D
_
D
D
D
S
_
3.
3
AVSS_SDDS
AVSS_DDDS
HSYNC
VSYNC
R
V
S
S
R
V
S
S
R
V
S
S
R
V
S
S
R
V
S
S
R
V
S
S
R
V
S
S
R
V
S
S
R
V
S
S
C
V
S
S
C
V
S
S
C
V
S
S
C
V
S
S
G
N
D
1
_
A
D
C
G
N
D
2
_
A
D
C
G
N
D
_
R
X
2
G
N
D
_
R
X
1
G
N
D
_
R
X
0
V
S
S
_
D
P
L
L
V
S
S
_
S
D
D
S
V
S
S
_
D
D
D
S
N/C
ADC_TEST
PD6/ER6
PD7/ER7
PD10/EG2
PD11/EG3
PD12/EG4
PD13/EG5
PD14/EG6
PD15/EG7
PD33/OG1
PD32/OG0
PD18/EB2
PD19/EB3
PD20/EB4
PD21/EB5
PD22/EB6
PD23/EB7
PD17/EB1
PD16/EB0
PD26/OR2
PD27/OR3
PD28/OR4
PD29/OR5
PD30/OR6
PD31/OR7
PD25/OR1
PD24/OR0
PD34/OG2
PD35/OG3
PD36/OG4
PD37/OG5
PD38/OG6
PD39/OG7
PD9/EG1
PD8/EG0
PD42/OB2
PD43/OB3
PD44/OB4
PD45/OB5
PD46/OB6
PD47/OB7
PD41/OB1
PD40/OB0
C
V
S
S
Reserv ed
N/C
Reserv ed
RESERVED
RESERVED
RESERVED
RESERVED
RESERVED
AVDD_BLUE
AVDD_GREEN
AVDD_RED
AVDD_ADC
PD5/ER5
PD4/ER4
PD3/ER3
PD2/ER2
PD1/ER1
PD0/ER0
R
V
D
D
TCON_OSP
TCON_OPOL
TCON_OINV
TCON_ESP
TCON_EPOL
TCON_EINV
TCON_RSP2
TCON_RSP3
TCON_RCLK
GPIO10/TCON_ROE3
GPIO9/TCON_ROE2
TCON_ROE
GPIO7/TCON_TDIV
GPIO6/TCON_SHC
GPIO20
GPIO19
GPIO18
GPIO17
R47
22/6
EB[0..7]
5
C101
0.1u/6
2.5V_VDD
GPIO1/PWM1
C106
0.1u/6
GND
+5V
OG3
RMDATA5
C80
22u/6.3V
PPWR
6
OB7
HFSn
3
RMDATA1
ER2
R44
22/6
VS
3
OB2
+5V
RMADDR7
RMADDR3
A16
R83
10K/6
OG[0..7]
5
OG4
OB0
C85
0.1u/6/NS
1
2
GPIO7
OR4
A16
GND
3.3V_DVDD
C154
12p/6
1
2
C93
0.1u/6
C69
22u/6.3V
+5V
RMADDR1
GND
RMADDR11
HFSn
C82
0.1u/6
EG[0..7]
5
GPIO9
5
HCLK
R39
47K/6
1
2
3.3V_AVDD
R127
10K/6
C107
5p/6
C73
0.1u/6
C74
0.1u/6
3.3V_DVDD
OB1
TCLK
GND
3.3V_AVDD
GPIO2/PWM2
R130
10K/6/NS
GPIO3/TIMER1 5
RM-14
+3.3V
RMADDR6
EB0
R67
10K/6
RMADDR4
RMADDR14
500m A
ER0
GND
RMADDR5
GND
2.5V_VDD
RMADDR0
EB5
RMDATA0
RMADDR8
GND
RMDATA2
OR0
C97
0.1u/6
C78
0.1u/6
GND
GPIO5/UART_DO
OG1
ER3
C119
0.1u/6
GPO3
6
LCD_ON/OFF
5
RMADDR10
GPIO10
5
+5V
GND
/RESET
RMADDR2
C111
0.1u/6
RMADDR9
+5V
GPIO21/IRQn 5
R128
22/6
C96
0.1u/6
L10
CX000800000/1206
R51
22/6
500m A
RMDATA6
C102
5p/6
R93
1K/6
1%
C126
0.1u/6
EG1
EG0
GND
EG3
OCM-START
GPIO21/IRQn
OG6
RMDATA2
R136
22/6
L13
CX000800000/1206
RED-
3
OG5
/RESET
GPIO8/IRQINn 5
RMDATA5
XTAL
OG2
C84
33p/6
1
2
+2.5V
RMDATA7
ER6
ER4
RMADDR9
RMADDR3
R84
0/6
R52
10K/6
GPIO4/UART_DI
X1
14.318MHz
R131
22/6
R75
10K/6
FOR DEBUG PORT
GND
OB5
C118
0.1u/6
R50
22/6
3.3V_AVDD
OB4
RMDATA0
RMADDR9
U4
AT24C16-10SC-1.8
4
8
1
2
3
7
6
5
GND
VCC
A0
A1
A2
WP
SCL
SDA
AL718
10-4
Summary of Contents for AL718
Page 1: ...Acer AL718 Service Guide ...
Page 5: ...1 DIMENSIONS 1 1 Front View unit mm 1 2 Real View unit mm AL718 1 1 ...
Page 6: ...1 3 Top View unit mm 1 4 Side View unit mm AL718 1 2 ...
Page 15: ...5 EXPLORED DRAWING DISASSEMBLY INSTRUCTIONS 5 1 EXPLORED DRAWING AL718 5 1 ...
Page 17: ...5 2 3 Panel module removal 1 remove four screws 4 5 2 remove the Panel module AL718 5 3 ...
Page 25: ...9 PCB CONDUCTOR VIEW 9 1 Main Board AL718 9 1 ...
Page 26: ...AL718 9 2 ...
Page 27: ...9 2 Button Board AL718 9 3 ...
Page 34: ...10 2 Button Board 2 BUTTON BOARD CONTENTS I O INTERFACE SHEET CONTENT 1 SCHEMATIC AL718 10 7 ...