Acer B223W - Bdmr - 22" LCD Monitor Service Manual - Page 43

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Acer B223W - Bdmr - 22
VDDP
VCC3.3
1
VCC3.3
+
C403
C404
C406
C402
10uF/50V
0.1uF/16V
C405
0.1uF/16V
0.1uF/16V
0.1uF/16V
1
DSUB_R+
1
DSUB_R-
1
DSUB_G+
1
DSUB_G-
1
DSUB_SOG
1
DSUB_B+
1
DSUB_B-
1
DSUB_H
1
DSUB_V
1
DDC1_SDA
1
DDC1_SCL
1
RX2P
1
RX2N
1
RX1P
1
RX1N
1
RX0P
1
RX0N
1
RXCP
1
RXCN
1
DDC2_SDA
1
DDC2_SCL
AVDD
R401 390 OHM 1/16W
0.1uF/16V
C417
VCC3.3
C401
U402
0.22uF16V
R412
1
8
CE#
VDD
10K 1/16W 5%
2
7
SO
HOLD#
WP
3
6
WP#
SCK
4
5
VSS
SI
SST25LF020A-33-4C-SAE
3
PPWR_ON#
C419
MVCC
10uF/50V
R421
R423
100K 1/16W 5%
0R05 1/16W
C420 47pF
X401
14.31818MHz
C421 47pF
R428 100R 1/16W 5%
C422 0.1uF/16V
U402
For user data, WB, EDID,
SST
HDCP are saved in Flash.
For WB, EDID, HDCP are
PMC
saved in Flash.
U402
010A
Befor AOC ID2007 OSD
020A
For ID2008
R440
R441
R442
U403
10K 1/16W 5%
10K 1/16W 5%
10K 1/16W 5%
8
VCC
NC
EE_WP
7
WC
E1
MSCL
6
SCL
E2
MSDA
5
SDA
VSS
M24C04-WMN6TP
U403
R440
R441
SST
NC
NC
NC
For user data, WB, EDID
are saved in Flash.
PMC
10K
10K
M24C04
For WB, EDID are saved
1/16W
1/16W
in Flash.
5%
5%
VDVI
VMPLL
VPLL
AVDD
VDDP
VDDC
81
VCTRL
VCTRL
54
PA0
LVA3P
23
55
PA1
RIN0P
LVA3M
22
58
PA2
RIN0M
LVACKP
20
59
PA3
GIN0P
LVACKM
19
60
PA4
GIN0M
LVA2P
21
61
PA5
SOGIN0
LVA2M
18
62
PA6
BIN0P
LVA1P
17
63
PA7
BIN0M
LVA1M
27
64
PA8
HSYNC0
LVA0P
28
65
PA9
VSYNC0
LVA0M
30
DDCA_SDA/RS232_TX
31
DDCA_SCL/rs232_RX
3
R+
4
R-
6
G+
7
G-
9
B+
10
67
PB0
B-
LVB3P
12
68
PB1
CK+
LVB3M
13
69
PB2
CK-
LVBCKP
100
70
PB3
DDCD_SDA
LVBCKM
1
71
PB4
DDCD_SCL
LVB2P
72
PB5
LVB2M
73
PB6
LVB1P
74
PB7
LVB1M
15
77
PB8
REXT
LVB0P
78
PB9
LVB0M
TSUMU58EHL-LF
26
36
REFP
NC
45
NC
46
NC
25
REFM
41
GPIO_P23
42
GPIO_P22
35
R445
GPIO_P15/PWM0
47
R409
PWM2/GPIO_P24
37
LVDS
SDO
38
85
SCZ
GPIO_P12
39
86
SCK
PWM1/GPIO_P25
40
SDI
87
RSTN
48
88
R415
GPIO_P27/PWM1
GPIO_P00/SAR1
89
R416
GPIO_P01/SAR2
90
R417
GPIO_P02/SAR3
84
RST
91
R419
GPIO_P06
92
R420
GPIO_P07
93
R422
PWM0/GPIO_P26
94
GPIO_P13
96
95
R424
XIN
GPIO_P14
99
R425
GPIO_P16/PWM2
97
XOUT
80
BY PASS
44
R429
100R 1/16W 5%
GPIO_P10/I2C_MCL
43
R431
100R 1/16W 5%
GPIO_P11/I2C_MDA
52
MODE[0]
53
MODE[1]
X'TAL
Normal Function : CL = Cs + ((Cg*Cd)/(Cg+Cd))
P.S : Assume Cs = 4 pF
X401
　蔼 (93G 22-53B-H)
瑉红 (93G 22-53-J)
VCC3.3
C423
0.22uF16V
1
2
3
4
R442
C423
NC
NC
10K
0.22uF/16V
1/16W
5%
VCC1.8
VDDC
FB403
4
VCC1.8
0 OHM +-5% 1/8W
C409
Del C209
C410
10uF/50V
0.1uF/16V
0.1uF/16V
R404
NC
For detect
function,
depend on
PA[0..9]
DVI_5V
FW
PA[0..9]
3
R447
PB[0..9]
PB[0..9]
3
NC
EE_WP
100R 1/16W 5%
PANEL_ID#
4
100R 1/16W 5%
WP
on_BACKLIGHT 4
adj_BACKLIGHT 4
100R 1/16W 5%
KEY1
100R 1/16W 5%
KEY2
100R 1/16W 5%
DET_CABLE
1
120R 1/16W 5%
LED_GRN/BLUE
120R 1/16W 5%
LED_ORANGE
100R 1/16W 5%
HDCP_CTRL
1
100R 1/16W 5%
R426
Mute
4
100R 1/16W 5%
POWER_KEY#
VCC3.3
10K 1/16W 5%
MSCL
MSDA
CL of SPEC
Cs and Cd (C420, C421)
18 pF
27 pF
32 pF
56 pF
VCC3.3
R444
CN402
3.9K OHM 1% 1/16W
1
2
3
4
5
6
7
LF_B
C431
C432
C436
FB405
0.1uF/16V
0.1uF/16V
CONN
NC
NC
lock type
43
VCC3.3
FB401
AVDD
VCC3.3
C412
300OHM
C411
0.1uF/16V
C407
0.1uF/16V
0.1uF/16V
VCC3.3
FB404
VMPLL
VCC3.3
VCC3.3
300OHM
R402
C413
NC
0.1uF/16V
Q405
NC
LF_B
R405
NC
DDC_WP
R406
Q401
LMBT3904LT1G
22K 1/16W 5%
R407
C416
R446
10K 1/16W 5%
0.1uF/16V
NC
Internal EDID
CMVCC
R406
NC
R407
NC
R410
6K8 1/16W 5%
C416
NC
R413
10K 1/16W 5%
Q401
NC
R123
NC
C418
0.1uF/16V
R136
NC
CMVCC
Max condition for LED:
1. Vcc = 3.3 V
2. Current = 12 mA
R427
FW need to be
NC/10K 1/16W 5%
modified.
FB406
R430
NC
Volume#
4
300 OHM
FOR EMI
Q404
LMBT3904LT1G
CN402
For Normal
WAFER 2.0MM
6P
For Philips
WAFER 2.0MM
7P
R443
3.9K OHM 1% 1/16W
KEY 2
KEY 1
POWER_KEY #
LED_GRN/BLUE
LED_ORANGE
C433
C434
R411
C435
R408
0.1uF/16V
0.1uF/16V
10K 1/16W 5%
0.1uF/16V
10K 1/16W 5%
FB402
VPLL
300OHM
C408
0.1uF/16V
VDVI
R403
0 OHM +-5% 1/8W
C414
C415
0.1uF/16V
0.1uF/16V
1
External EDID
22K 1/16W 5%
10K 1/16W 5%
0.1uF/16V
2N3904S-RTK/PS
10K 1/16W 5%
10K 1/16W 5%
FB405 and C436
NC
According to EMI