ACER AL532 Service Manual
I. BLOCK DIAGRAM
VSYNC
HSYNC
VGA-IN
12PIN
C
O
N
N
E
N
T
3 {R.G.B}
DDC-SDA
DDC-SCL
ADC
8 R0~R7
8 G0~G7
8 B0~B7
SCALER
8 RA0~RA7
8 GA0~GA7
8 BA0~BA7
LVDS
10 EVEN
LCD PANEL(LVDS)
D-DE
LVDS
D.D.C
24C21
EEPROM
24C16
EEPROM
POWER
SWITCH POWER
SUPPLY AND
REGULATOR
12V
POWER
ADAPTER
CRYSTAL
12M HZ
MCU
SCL
3V
CRYSTAL
5V
12M HZ
12V
8 RB0~RB7
8 GB0~GB7
8 BB0~BB7
8PIN
FUNCTION KEY
10 ODD
HI VOLTAGE
INVERTER
BLK-ON/OFFSDA
BRIGHTNESS
12V
C
O
N
N
E
N
T
Title
BLOCK DIAGRAM
Size Document Number Rev
B
ORION
Date: Sheet
11Tuesday, October 23, 2001
B
of
J. SCHEMATIC DIAGRAM
DDC-SCL PIN7
DDC-SDA
CN9
1
2
17
3
4
16
5
6
7
8
9
10
11
12
13
14
15
DB15
DB15 JP2
-------------------- 4 1 GND
5 2 TEST
9 3 5V
13 4 HS
14 5 VS
15 6 SCL
12 7 SDA
6 8 RGND
1 9 R
7 10 GGND
2 11 G
8 12 BGND
3 13 B
R
G
B
PIN7
DDC-SDA
VGA_HSYNC
VGA_VSYNC
DDC-SCL
VGA_VSYNC
cable
R83
2.2K
10k
R70
C129 0.1uF(NP)
C128 0.1uF(NP)
VCC
VCC
R58
OR(NP)
VE
BULL WILL FCM1608K-300T07
B
G
R
VE
1
2
1
BULL WILL FCM1608K-300T07
1
BULL WILL FCM1608K-300T07
1
D12
NP
DDC-SCL 4
DDC-SDA 4
D10
DAN217K(NP)
L25
2
R74
75
L26
2
R75
75
L27
2
R76
75
R42
100
L22
BULL WILL FCM1608K-800T07
1
2
C120
5PF
L23
BULL WILL FCM1608K-800T07
1
2
C121
5PF
L24
BULL WILL FCM1608K-800T07
1
2
C122
5PF
C56
22pF
VCC
VGA_VSYNC
VE
2
3
1
R63
0R
3
1
D6 DAN217K(NP)
C106
0.1uF(NP)
R64
0R
3
1
D7 DAN217K(NP)
C108
0.1uF(NP)
R65
0R
3
1
D8 DAN217K(NP)
C109
0.1uF(NP)
1
U10A U10B
74LVC14-SOP14
C117 0.1uF
D13
BAT54C
VE
2
D9
DAN217K(NP)
3
1
VE
2
2
2
2
C86
0.01uF
VE
C90
0.01uF
C113
0.01uF(NP)
VE
C93
0.01uF
3
R79
4.7K
4
74LVC14-SOP14
R66
47K
BLUE-ADC 2
GREEN-ADC 2
SOGI 2
NC
RED-ADC 2
R44
100
R77
47K
R72 47
R68 51
R71 51
PA-VSYNC 2
C62
22pF
R67 1K
8
VCC
7
VCLK
6
SCK
5
U13
24LC21
GND
NC
1
NC
2
NC
3
NC
4
VSSSI
J3
J4
J5
J6
J7
1
1
1
TP
TP
1
1
V33
C66
0.1uF
H1
6
7
8
5
9
678
5
9
4
4
123
TP
1
2
3
GND
J1
1
TP
1
V33 2,3,4,5
H2
6
7
8
5
9
678
5
9
4
4
123
TP
1
2
3
J2
1
TP
1
TP
1
H3
9
GND_EARTH
J9
1
TP
1
1
1
8
9
123
1
J8
1
TP
6
7
2
3
1
TP
TP
1
1
H4
6
7
8
5
678
5
4
4
TP
GND
5
9
678
5
9
4
4
123
TP
1
2
3
VGA_HSYNC
R45
13
12
R81
2.2K
1
D11
NP
2
R82
100
C127
22pF
U10F
74LVC14-SOP14
11
U10E
74LVC14-SOP14
100
10
PA-HSYNC 2
C70
22pF
Acer Incorporated
Title
VGA INPUT
Size Document Number Rev
200-100-AS576
Date: Sheet
16Friday, November 01, 2002
of
A
RGB-B7
RGB-B6
RGB-B5
RGB-B4
RGB-B3
RGB-B2
RGB-B1
RGB-B0
RGB-A23
RGB-A22
RGB-A21
RGB-A20
RGB-A19
RGB-A18
RGB-A17
RGB-A16
RGB-A15
RGB-A14
RGB-A13
RGB-A12
RGB-A11
RGB-A10
RGB-A9
RGB-A8
RGB-A7
RGB-A6
RGB-A5
RGB-A4
RGB-A3
RGB-A2
RGB-A1
RGB-A0
inverter pwm
audio pwm
lvds_on
panel power on
inverter blk
PWM0_A 5
PWM1_A 6
LCD_VEE_A 3
LCD_VDD_A 3
LCD_VBL_A 5
RGB-B[0..23] 3
RGB-A[0..23] 3
VCC3-DCV
C54
0.1uF
C52
0.1uF
DISP-HSYNC 3
SHCLK 3
DISP-VSYNC 3
DE 3
C58
C63
0.1uF
0.1uF
C45
C46
0.1uF
C44
0.1uF
0.1uF
Acer Incorporated
Title
MASCOT V(A/D+Scaler)
Size Document Number Rev
200-100-AS576
Date: Sheet
26Friday, November 01, 2002
A
of
PWM0
R37 1K
PWM1
R29 1K
LCD_VEE
R38 (NP)
LCD_VDD
R30 1K
LCD_VBL
RGB-B23
139
DCVSS
U8
RCLP
62
RGB-B22
RGB-B21
RGB-B20
138
137
136
RED_OUTB_7
RED_OUTB_6
RED_OUTB_5
PLLVDD
PLLVSS
DCVSS
63
64
65
R52 2.2K
C124
100uF/16V
R31 1K
RGB-B17
RGB-B19
RGB-B18
135
134
133
DOBVDD
RED_OUTB_4
RED_OUTB_3
RED_OUTB_2
OSD_FSW
OSD_CLK
OSD_R
OSD_G
66
67
68
69
RGB-B16
RGB-B15
RGB-B14
RGB-B13
RGB-B12
RGB-B11
132
131
130
129
128
127
126
125
DOBVSS
DOBVDD
RED_OUTB_1
RED_OUTB_0
GRN_OUTB_7
GRN_OUTB_6
GRN_OUTB_5
GRN_OUTB_4
OSD_B
OSD_I
DCVDD
RESERVED
XTAL
XTALI
DIBVSS
DISP_DE
70
71
72
73
74
75
76
77
R53 1M
X2
C97
12MHZ
22pF
VADCP
VADCP
VCC3-DCV
SCL4
SDA4
R3610K
R3510K
RESET4
SCL4
SDA4
IRQ-4
C39
100uF/16V
PA-VSYNC1
PA-HSYNC1
SOGI1
VADCA
C65
C75
0.1uF
100uF/16V
BLUE-ADC1
GREEN-ADC1
RED-ADC1
L20
BE0805
L21
BE0805
L10
BE0805
VCC3-DCV
C51
C53
0.1uF
0.1uF
VADCA
C89
C85
0.1uF
0.1uF
VADCP
VADCP
C83
0.01uF
C101
0.1uF
100uF/16V
C82
SCL
SDA
C61
C57
0.1uF
0.1uF
1
DIBVDD
2
CAP_HREF
3
CAP_HSYNC
4
CAP_VSYNC
5
DIBVSS
6
BLU_INB_0/Y0
7
BLU_INB_1/Y1
8
BLU_INB_2/Y2
9
BLU_INB_3/Y3
10
BLU_INB_4/Y4
11
BLU_INB_5/Y5
12
BLU_INB_6/Y6
13
BLU_INB_7/Y7
14
DCVDD
15
GRN_INB_0
16
GRN_INB_1
17
GRN_INB_2
18
GRN_INB_3
19
GRN_INB_4
20
GRN_INB_5
21
GRN_INB_6
22
GRN_INB_7
23
DCVSS
24
RED_INB_0/UV0
25
RED_INB_1/UV1
26
RED_INB_2/UV2
27
RED_INB_3/UV3
28
RED_INB_4/UV4
29
RED_INB_5/UV5
30
RED_INB_6/UV6
31
RED_INB_7/UV7
32
DIBVDD
33
DVDD
34
DVSS
35
DTEST
36
DVCC
37
DGND
38
VGA_VSYNC
39
VGA_HSYNC
40
SOGI
C92
0.1uF
C77 150pF
VADCP
VADCA
CP
C84
CZ
0.039uF
V=2.5V
R3410K
160
159
158
157
156
155
154
153
152
151
150
149
148
147
146
145
144
143
142
141
IRQ
SCL
SCS
SDA
RST
GPIO1
GBIO0
TVCLK
DCVSS
CONFIG4
CONFIG3
CONFIG2
140
PWM0
PWM1
DCVDD
LCD_VBL
CONFIG1
CONFIG0
LCD_VEE
LCD_VDD
MASCOT V
AVCC
AGND
VREFCPCZ
VCCABBIGNDAB
BCLP
VTOP
VBOT
VCCAGGIGNDAG
GCLP
TOUTP
TOUTM
C107
0.01uF
VCCARRIGNDAR
52
53
54
55
56
57
58
59
60
61
C91
4700p
C88
C94
0.01uF
4700p
C111
C112
0.01uF
0.1uF
41
42
43
44
45
46
47
48
49
50
51
CZ
CP
C87
4700p
VREF
3
TU3
1
TL431
2
PWM0_A
PWM1_A
LCD_VEE_A
LCD_VDD_A
LCD_VBL_A
RGB-B9
RGB-B8
RGB-B10
124
123
122
121
GRN_OUTB_3
GRN_OUTB_2
GRN_OUTB_1
GRN_OUTB_0
DISP_VSYNC
SHCLK
DISP_HSYNC
DCVSS
78
79
80
VDDCRTL_T3 LCD_VDD_A 3
INV_EN_T5
VCC3-DCV
120
DOBVSS
119
BLU_OUTB_7
118
BLU_OUTB_6
117
BLU_OUTB_5
116
BLU_OUTB_4
115
DOBVDD
114
BLU_OUTB_3
113
BLU_OUTB_2
112
BLU_OUTB_1
111
BLU_OUTB_0
110
DOBVSS
109
RED_OUTA_7
108
RED_OUTA_6
107
RED_OUTA_5
106
RED_OUTA_4
105
DCVDD
104
RED_OUTA_3
103
RED_OUTA_2
102
RED_OUTA_1
101
RED_OUTA_0
100
DCVSS
99
GRN_OUTA_7
98
GRN_OUTA_6
97
GRN_OUTA_5
96
GRN_OUTA_4
95
DOBVDD
94
GRN_OUTA_3
93
GRN_OUTA_2
92
GRN_OUTA_1
91
GRN_OUTA_0
90
DOBVSS
89
BLU_OUTA_7
88
BLU_OUTA_6
87
BLU_OUTA_5
86
BLU_OUTA_4
85
DOBVDD
84
BLU_OUTA_3
83
BLU_OUTA_2
82
BLU_OUTA_1
81
BLU_OUTA_0
C98
22pF
C95
0.1uF
LCD_VBL_A 5
C96
0.1uF
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