Acer AL708 Manual de servicio - Página 25

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10. SCHEMATIC DIAGRAM~2
+3.3V
L10
CX000800000/1206
C69
C98
C111
C121
C96
C88
22u/25V
0.1u/6
0.1u/6
0.1u/6
0.1u/6
0.1u/6
GND
+3.3V
3.3V_AVDD
L11
CX000800000/1206
C80
C101
C118
C100
C120
C103
C117
C119
22u/25V
0.1u/6
0.1u/6
0.1u/6
0.1u/6
0.1u/6
0.1u/6
0.1u/6
GND
+2.5V
2.5V_VDD
L13
CX000800000/1206
C94
C97
C108
C126
C110
C74
C95
22u/25V
0.1u/6
0.1u/6
0.1u/6
0.1u/6
0.1u/6
0.1u/6
GND
+5V
C82
R29
0.1u/6
U4
1
8
10K/6
A0
VCC
2
7
A1
WP
3
6
A2
SCL
4
5
GND
SDA
AT24C16-10SC-1.8
GND
GND
RMADDR[0..15]
+5V
3.3V_DVDD
A16
R84
0/6
RMADDR15
RMADDR14
R75
10K/6
RM-14
RMADDR14
RMADDR9
R67
10K/6
OCM-START
+5V
RMADDR13
RMADDR8
R66
10K/6
H-PORT-EN
RMADDR12
RMADDR11
RMADDR10
R83
RMADDR9
RMADDR8
RMADDR7
10K/6
RMADDR6
RMADDR5
RMADDR4
RMADDR3
RMADDR2
+5V
RMADDR1
RMADDR15
C158
1
2
15p/4
RMADDR0
RMADDR14
C159
1
2
15p/4
RMADDR13
C160
1
2
15p/4
R52
10K/6
FLASH_OEn
RMADDR12
C161
1
2
15p/4
RMADDR11
C162
1
2
15p/4
RMADDR10
C163
1
2
15p/4
RMADDR9
C164
1
2
15p/4
RMADDR8
C165
1
2
15p/4
RMADDR7
C166
1
2
15p/4
RMADDR6
C167
1
2
15p/4
RMADDR5
C168
1
2
15p/4
FOR DEBUG PORT
RMADDR4
C169
1
2
15p/4
RMADDR3
C170
1
2
15p/4
RMADDR2
C171
1
2
15p/4
RMADDR1
C172
1
2
15p/4
RMADDR0
C173
1
2
15p/4
+5V
RMDATA7
C174
1
2
15p/4
JP1
RMDATA6
C175
1
2
15p/4
RMDATA5
C176
1
2
15p/4
1
1
RMDATA4
C177
1
2
15p/4
3
3
RMDATA3
C178
1
2
15p/4
C85
RMDATA2
C179
1
2
15p/4
0.1u/6/NS
4-P/NS
RMDATA1
C180
1
2
15p/4
RMDATA0
C181
1
2
15p/4
GND
GND
DEBUG
CONNECTOR
L7EA (AL708) 10-2
3.3V_DVDD
C73
C75
C93
C76
C78
0.1u/6
0.1u/6
0.1u/6
0.1u/6
0.1u/6
3.3V_AVDD
3.3V_AVDD
C102
C107
6
PPWR
X1
R76
5
PBIAS
5p/6
5p/6
0/6
R73
14.318MHz
0/6
5
MUTE
5
LCD_ON/OFF
+5V
3
HFSn
3
HCLK
R28
10K/6
GPIO13/NVRAM_SCL
GPIO12/NVRAM_SDA
3
RED+
3
RED-
3
GREEN+
3
GREEN-
3
BLUE+
3
BLUE-
3
HS
3
VS
R82
0/6
RMADDR15
RN15
1
U7
AT49HF/F010-45JC
RMADDR14
2
10K/6
R81
RMADDR13
3
31
RMADDR12
4
WE
22
30
RMADDR11
RN16
1
NC/A17
2
RMADDR10
2
A16
3
RMADDR9
3
A15
29
21
RMDATA7
RMADDR8
4
A14
DQ7
28
20
RMDATA6
22
A13
DQ6
4
19
RMDATA5
RMADDR7
RN17
1
A12
DQ5
25
18
RMDATA4
RMADDR6
2
A11
DQ4
23
17
RMDATA3
RMADDR5
3
A10
DQ3
26
15
RMDATA2
RMADDR4
4
A9
DQ2
27
14
RMDATA1
22
A8
DQ1
5
13
RMDATA0
RMADDR3
RN18
1
A7
DQ0
6
RMADDR2
2
A6
7
RMADDR1
3
A5
8
RMADDR0
4
A4
9
22
A3
10
RMDATA7
RN19
1
A2
11
+5V
RMDATA6
2
A1
12
1
RMDATA5
3
A0
NC
RMDATA4
4
24
32
22
OE
VCC
22
16
RMDATA3
RN20
1
CE
GND
RMDATA2
2
RMDATA1
3
GND
32-Pin PLCC Socket
GND
RMDATA0
4
22
ROM_OEn
+5V
+5V
C106
R42
R39
0.1u/6
GND
2K/6
2K/6
2
GPIO5/UART_DO
R136
330/6
HFSn
2
4
GPIO4/UART_DI
R137
330/6
HCLK
4
C91
C84
33p/6
33p/6
GND
Scaler gm2120
2.5V_VDD
3.3V_DVDD
3.3V_AVDD
U8
141
AVDD_DDDS
146
AVDD_SDDS
150
AVDD_RPLL
173
RESERVED
181
RESERVED
187
RESERVED
193
RESERVED
196
RESERVED
164
3.3V_A
AVDD_BLUE
168
AVDD_GREEN
172
AVDD_RED
160
AVDD_ADC
199
VDD_RXPLL_2.5
175
AGND_IMB
178
AGND_RX2
184
AGND_RX1
190
AGND_RX0
197
AGND_RXC
198
AGND_RXPLL
157
SGND_ADC
AGND
158
AGND_ADC
161
AGND_BLUE
165
AGND_GREEN
169
AGND_RED
149
AVSS_RPLL
145
AVSS_SDDS
140
AVSS_DDDS
GND
113
PPWR
114
PBIAS
TCLK
152
TCLK
XTAL
151
XTAL
R138
22/6
206
GPIO20
R139
22/6
207
GPIO19
A16
208
GPIO18
R130
10K/6/NS
1
GPIO17
HFSn
205
GPIO16/HFSn
HCLK
204
GPIO22/HCLK
6
DDC_SCL
7
DDC_SDA
/RESET
5
RESETn
50
GPIO11/ROM_WEn
171
RED+
170
RED-
167
GREEN+
166
GREEN-
163
BLUE+
162
BLUE-
137
HSYNC
136
VSYNC
159
R127
ADC_TEST
194
RXC+
195
RXC-
179
RX2+
10K/6
180
RX2-
TCON_OSP
185
RX1+
TCON_OPOL
GND
186
RX1-
TCON_OINV
191
RX0+
TCON_ESP
192
RX0-
TCON_EPOL
3.3V_DVDD
TCON_EINV
TCON_RSP2
R93
1K/6
174
REXT
TCON_RSP3
1%
TCON_RCLK
8
A15
A15
8
ROM_ADDR15
GPIO10/TCON_ROE3
7
A14
A14
9
ROM_ADDR14
GPIO9/TCON_ROE2
6
A13
A13
10
ROM_ADDR13
TCON_ROE
5
A12
A12
11
ROM_ADDR12
A11
12
ROM_ADDR11
8
A11
A10
13
ROM_ADDR10
GPIO4/UART_D1
7
A10
A9
14
ROM_ADDR9
GPIO5/UART_D0
6
A9
A8
15
ROM_ADDR8
5
A8
GPIO13/NVRAM_SCL
A7
16
ROM_ADDR7
GPIO12/NVRAM_SDA
8
A7
A6
17
ROM_ADDR6
GPIO8/IRQINn
7
A6
A5
18
ROM_ADDR5
GPIO21/IRQn
6
A5
A4
19
ROM_ADDR4
GPIO7/TCON_TDIV
5
A4
A3
22
ROM_ADDR3
GPIO6/TCON_SHC
A2
23
ROM_ADDR2
GPIO3/TIMER1
8
A3
A1
24
ROM_ADDR1
GPIO2/PWM2
7
A2
A0
25
ROM_ADDR0
GPIO1/PWM1
6
A1
GPIO0/PWM0
5
A0
D7
28
ROM_DATA7
D6
29
ROM_DATA6
8
D7
D5
30
ROM_DATA5
7
D6
D4
31
ROM_DATA4
Int_Test
6
D5
D3
32
ROM_DATA3
5
D4
D2
33
ROM_DATA2
D1
34
ROM_DATA1
8
D3
D0
35
ROM_DATA0
7
D2
R128
6
D1
36
ROM_OEn
5
D0
22/6
C157
gm2120
15p/4
PQFP208
GND
GND
3.3V_DVDD
Reset
2
/RESET
OUT
Circuit
MAX6326
U10
GND
C154
12p/6
GND
118
R51
22/8
R131
22/8
DCLK
DCLK
6
115
R44
22/6
DEN
DEN
6
117
R50
22/6
DVS
6
DVS
116
R47
22/6
DHS
DHS
6
EB[0..7]
5
110
EB7
PD47/OB7
109
EB6
PD46/OB6
108
EB5
PD45/OB5
107
EB4
PD44/OB4
106
EB3
PD43/OB3
105
EB2
PD42/OB2
104
EB1
PD41/OB1
103
EB0
PD40/OB0
EG[0..7]
5
102
EG7
PD39/OG7
101
EG6
PD38/OG6
100
EG5
PD37/OG5
99
EG4
PD36/OG4
96
EG3
PD35/OG3
95
EG2
PD34/OG2
94
EG1
PD33/OG1
93
EG0
PD32/OG0
ER[0..7]
5
92
ER7
PD31/OR7
91
ER6
PD30/OR6
90
ER5
PD29/OR5
87
ER4
PD28/OR4
86
ER3
PD27/OR3
85
ER2
PD26/OR2
84
ER1
PD25/OR1
83
ER0
PD24/OR0
OB[0..7]
5
80
OB7
PD23/EB7
79
OB6
PD22/EB6
78
OB5
PD21/EB5
77
OB4
PD20/EB4
76
OB3
PD19/EB3
75
OB2
PD18/EB2
74
OB1
PD17/EB1
73
OB0
PD16/EB0
OG[0..7]
5
72
OG7
PD15/EG7
71
OG6
PD14/EG6
70
OG5
PD13/EG5
69
OG4
PD12/EG4
66
OG3
PD11/EG3
65
OG2
PD10/EG2
64
OG1
PD9/EG1
63
OG0
PD8/EG0
OR[0..7]
5
62
OR7
PD7/ER7
61
OR6
PD6/ER6
60
OR5
PD5/ER5
59
OR4
PD4/ER4
58
OR3
PD3/ER3
57
OR2
PD2/ER2
56
OR1
PD1/ER1
55
OR0
PD0/ER0
119
120
121
122
123
124
125
126
127
49
R37
22/6
GPIO10
GPIO10
5
48
R38
22/6
GPIO9
GPIO9
5
128
44
GPIO4/UART_DI
45
GPIO5/UART_DO
52
GPIO13/NVRAM_SCL
51
GPIO12/NVRAM_SDA
39
R48
22/6
GPIO8/IRQINn
GPIO8/IRQINn 5
4
R87
22/6
GPIO21/IRQn
GPIO21/IRQn 5
47
R40
22/6
GPIO7
GPIO7
5
46
R41
22/6
GPIO6
GPIO6
5
43
R43
22/6
GPIO3/TIMER1
GPIO3/TIMER1 5
42
R46
22/6
GPIO2/PWM2
GPIO2/PWM2 5
41
R45
22/6
GPIO1/PWM1
GPIO1/PWM1 5
40
R49
22/6
GPIO0/PWM0
GPIO0/PWM0 5
201
CLKOUT
200
N/C
142
N/C
132
Reserved
131
Reserved
GND
PROJECT : L7E
Quanta Computer Inc.
Title
gm2120
Size
Document Number
Rev
DISPLAY
A
4. gm2120
Date:
Friday, September 27, 2002
Sheet
4
of
7