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Service Manual
MCU RTD2270LW
If product spec is <0.3W, need to
check flash VCC current.
VCC3.3
7
CMVCC1
CN408
6
5
4
3
2
1
CONN
CN409
7
6
5
4
3
2
TOUCH_POWER
1
NC/CONN
13
3
DSUB_R+
R+
12
3
DSUB_R-
R-
10
3
DSUB_G+
G+
9
3
DSUB_G-
G-
11
3
DSUB_SOG
SOG0
8
3
DSUB_B+
B+
7
3
DSUB_B-
B-
16
3
DSUB_H
HSY NC0
17
3
DSUB_V
VSY NC0
18
3
DDC1_SDA
DDCA_SDA/RS232_TX
19
3
DDC1_SCL
DDCA_SCL/rs232_RX
VCC3.3
4
AVDD
REXT
R403 390R 1/16W 1%
15
ADC_REF
C401
R487
10K 1/16W 5%
100N16V
14
ADC_GND
C408
220N16V
U402
R408
1
8
R489
22R 1/16W 5%
21
CE#
VDD
SPI_SDO
10K 1/16W 5%
2
7
R490
22R 1/16W 5%
22
SO
HOLD#
SPI_CE
WP
3
6
R491
22R 1/16W 5%
23
WP#
SCK
SPI_SCL
4
5
R492
22R 1/16W 5%
24
GND
SI
SPI_SDI
Pm25LD020C-SCE
R405
100R 1/16W 5%
28
CMVCC1
P5.2/PWM2
MSCL
R451
NC
29
P1.0/T2
4
L/T_SCL
R494
NC
54
RST
C410
R453
NC
NC/10UF 50V
VCC3.3
R417
R401
0R05 1/16W
1
XIN
NC/10K 1/16W 5%
C411 20pF 50V
X401
14.31818MHZ/32PF
2
XOUT
C412 20pF 50V
0R05 1/16W
R402
31
DGND
32
DGND
AUTO
(2K)
1.118V
LBADC1
(KEY1)
UP
(0)
0V
DOWN
(2K)
1.118V
LBADC2
(KEY2)
MENU
(1K)
0.673V
VCC3.3
R421
R428
3K9 +/-5% 1/16W
R427
3K9 +/-5% 1/16W
3K9 +/-5% 1/16W
KEY 1
KEY 2
POWER_KEY #
LED_GRN/BLUE
LED_ORANGE/TOUCH_VCC
C416
100N16V
Near to Connect
VCC3.3
LED_ORANGE/TOUCH_VCC
VCC3.3
C436
100N16V
VCC1.2
AVDD
52
LDO_CTL
PA0
33
TXE3+
PA1
34
TXE3-
PA[0..1]
35
PA4
TXE2+
36
PA5
TXE2-
PA6
37
TXE1+
PA7
38
TXE1-
PA8
39
TXE0+
40
PA9
TXE0-
PA[4..9]
PB[0..9]
41
PB0
TXO3+
42
PB1
TXO3-
PB2
43
TXOC+
PB3
44
TXOC-
45
PB4
TXO2+
46
PB5
TXO2-
47
PB6
TXO1+
48
PB7
TXO1-
PB8
49
TXO0+
PB9
50
TXO0-
20
R424
NC
P5.0//PWM0
27
P5.1/PWM1
LVDS
55
P3.3
56
P5.3/PWM3
57
R485
4K7 1/16W 5%
P6.0/ADC0
58
R411
100R 1/16W 5%
KEY 2
P6.1/ADC1
59
R412
100R 1/16W 5%
KEY 1
P6.2/ADC2
60
R414
10K 1/16W 5%
P6.3
61
R410
10K 1/16W 5%
P5.4
62
R418
NC/100R 1/16W 5%
P5.5/PWM5
63
R420
100R 1/16W 5%
P3.2
64
R419
NC/100R 1/16W 5%
P1.1
26
P3.7/I2C_MCL
25
R413
100R 1/16W 5%
P3.6/I2C_MDA
U401
RTD2270LW-CG
CMVCC1
R466
2K2 1/16W 5%
CN406
R463
NC
1
R464
NC
2
LED_G/B
Q403
3
LMBT3906LT1G
4
5
6
7
8
R478
NC
NC/CONN
CN402
R461
NC/0R05 1/16W
1
R462
NC/0R05 1/16W
2
3
R469
4
2K2 1/16W 5%
5
6
C417
LED_O
Q402
100N16V
NC/CONN
When use touch
FB404
CN407
Key,GPIO_P07 as
1
to control touch
2
NC
3
key VCC
4
FB405
5
6
TOUCH_POWER
7
NC
T P V ( Top
Victory
Electronics
ZD401
C433
NC/CONN
NC/RLZ5.6B
絬 隔 瓜 絪 腹
715G4737-M01-000-0040-110119-01
NC
Key Component
03.Scalar
Date
Wednesday , January 19, 2011
22
AOC N950SW
VCC3.3
AVDD
FB401
7
VCC3.3
30OHM
C404
VCTRL
7
C403 100N16V
100N16V
PA[0..1]
5
VCC1.2
7
VCC1.2
C406
C407
PA[4..9]
5
100N16V
100N16V
PB[0..9]
5
EE_WP
R425
C418
VCC3.3
NC
NC
R454
NC
R426
NC
PANEL_ID#
7
R452
NC
MSDA
on_BACKLIGHT
7
adj_BACKLIGHT
7
R493
NC
L/T_SDA
4
EDID_CTRL
LED_G/B
VCC3.3
LED_O
Volume#
7
POWER_KEY #
C429
Mute
7
R455
U403
NC
NC
8
1
VCC
NC
EE_WP
7
2
WC
E1
MSCL
6
3
SCL
E2
MSDA
5
4
SDA
VSS
NC/M24C04-WMN6TP
PPWR_ON#
6
DET_CABLE
4
LED_GRN/BLUE
R468
330OHM 1/10W
CMVCC1
R481
0R05 1/16W
VCC3.3
R482
NC
LMBT3906LT1G
LED_ORANGE/TOUCH_VCC
R471
470OHM +-5% 1/10W
Co . ,
Ltd. )
OEM MODEL
Size
C
AOC 50/52 ID(1A)
TPV MODEL
AOC 50/52 ID(1A)
Rev
1.0
PCB NAME
715G4737-M0C
称 爹
<称爹>
Sheet
5
of
7
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