ViewSonic VS11280 Service Manual page 40

VCC3.3
R510
10K 1/16W
R509
3 RIN
3 GNDR
10K 1/16W
3 GIN
3 GNDG
3 SOG
3 BIN
3 GNDB
3 HSY NC
3 VSY NC
SDA_DB
R507 10R 1/16W
SCL_DB R508 10R 1/16W
R442
VPLL
390 1/16W
C424
VCC3.3
0.1uF/16V
U402
R444 8
VDD SDO
C425 7
HOLD# CE#
NC/10K 1/16W 3
WP# SCK
0.22uF 4
VSS SDI
WP SST25LF020A-33-4C-SAE
+5V
R443
10K 1/16W 5%
D414
+ C426
10uF M 16V XIN
NC/LL4148
XOUT
+5V
R445
U405
10K 1/16W
2
RESET
ZD412 3 1
VCC GND
C455
NC/MAX810STRG 0.1uF/16V
NC
Re s e t Circuit
C428 22pF XIN R449
X401 R446 20 1/16W 10K 1/16W
14.31818MHz
XOUT
C429 22pF
R447 20 1/16W
+5V
R500 Q408
2N7002E
4K7 1/16W
SCL_DB R499 R502
47R 1/16W R501 NC 47R 1/16W
+5V
R504
Q409
4K7 1/16W 2N7002E
SDA_DB
R503 R506
47R 1/16W R505 NC 47R 1/16W
AVDD_DVI VPLL AVDD VDDP VDDC
VMPLL
81
VCTRL
54 PA0
LVA3P
PA1
23 55
RIN0P LVA3M
22 58 PA2
RIN0M LVACKP
PA3
20 59
GIN0P LVACKM
19 60 PA4
GIN0M LVA2P
PA5
21 61
SOGIN0 LVA2M
18 62 PA6
BIN0P LVA1P
17 63 PA7
BIN0M LVA1M
PA8
27 64
HSY NC0 LVA0P
28 65 PA9
VSY NC0 LVA0M
30
DDCA_SDA/RS232_TX
31
DDCA_SCL/rs232_RX
67 PB0
LVB3P
68 PB1
LVB3M
PB2
69
LVBCKP
70 PB3
LVBCKM
PB4
71
LVB2P
72 PB5
LVB2M
73 PB6
LVB1P
PB7
74
LVB1M
15 77 PB8
REXT LVB0P
PB9
78
LVB0M
26 36
REFP NC
45
NC
46
NC
25
REFM
41
GPIO_P23
42
GPIO_P22
35
GPIO_P15/PWM0
47
PWM2/GPIO_P24
2 37 48
SDO GPIO_P27/PWM1
1 38 85
SCZ GPIO_P12
6 39 86
SCK PWM1/GPIO_P25
5 40
SDI
87
RSTN
88
GPIO_P00/SAR1
89
GPIO_P01/SAR2
90
GPIO_P02/SAR3
84
RST
91
GPIO_P06
92
GPIO_P07
93
PWM0/GPIO_P26
94
GPIO_P13
96 95
XIN GPIO_P14
99
GPIO_P16/PWM2
97
XOUT
80
BY PASS
44
GPIO_P10/I2C_MCL
43
GPIO_P11/I2C_MDA
52
MODE[0]
53
MODE[1]
R451
10K 1/16W
+5V
2,3 +5V 2
R485
NC
R486 NC
R484 NC
VOLUME
Q405
DDCA_SCL 3
NC
R517
NC/1K 1/16W
DDCA_SDA 3
PA[0..9]
PA[0..9] 5
PB[0..9]
PB[0..9] 5
DDC_WP 3
Q402
NC
R457 C446
NC NC
R456 NC
+5V
DET_VGA 3
R465
Adj_BL2 2
R511 100R 1/16W WP
R516 10K 1/16W
on_BACKLIGHT 2
adj_BACKLIGHT 2
NC/10K 1/16W
R461 100R 1/16W KEY 1
KEY 2
R462 100R 1/16W
R463 100R 1/16W KEY 3
R464 4K7 1/16W
R468 4K7 1/16W
Volume
on_PANEL 2
AUDIO_CTRL
R460 100R 1/16W POWER
VCC3.3
C448 NC
U406
8 1
VCC NC
R472 NC 7 2
WC E1
R474 NC 6 3
SCL E2
R476 NC 5 4
SDA VSS
NC
+12V
+12V
R487 R489
NC/10K 1/16W NC/10K 1/16W
CN403
10 9
8 7 AUDIO_STBY
AUDIO_MUTE
6 5
4 3
OUT-L+ 2 1 OUT-R+
R488 R490
C450 NC NC/8K2 1/16W NC/8K2 1/16W
NC
40
The Current of
AVDD is arround
68.1 mA.(Analog)
The Current of
AVDD is arround
18.1 mA.(Digital
)
2
The Current of
VPLL is arround
185.7 mA.
The Current of
VDDP is arround
2
43.4
mA.(Digital)
The Current of
VDDP is arround
35.9 mA.(Analog)
VCC3.3 VCC3.3
R466 R469 R470
240 1/16W 10K 1/16W 75R 1/16W
Q403 Q404
PMBS3906 PMBS3906
LED_G LED_A
R467 0R05 1/16W R471 0R05 1/16W
The Current of
arround 29.8
mA.(Analog)
The Current of
arround 49.0
mA.(Digital)
The Current of
VMPLL is arround
19.3 mA.
The Current of
VPLL is arround
28.3 mA.
+5V
R514 NC
R513
NC R519
1
NC
D415 3
NC
Q410
2
R512
NC
C451 C452
NC
NC NC R515 NC R518
NC/1K 1/16W
T P V ( Top Victory Electronics Co . , Ltd. ) OEM MODEL
G2467-1-X-X-1-090409 TPV MODEL
絬 隔 瓜 絪 腹
Key Component 5.SCALER
Date Thursday , April 09, 2009
VCC3.3 AVDD
FB406
1 2
2 VCC3.3
600 OHM
C435
0.047uF
0R05 1/8W
VCC1.8 VDDC
FB405
VCC1.8
+
C441
10uF M 16V
C442 C443 C445 C444
0.047uF 0.047uF 0.047uF 0.047uF
VCC3.3 VDDP
FB407
1 2
VCC3.3
600 OHM
C430 C431 C432 C433 C434
0.047uF 0.047uF 33pF 220pF 220pF
VCC3.3 AVDD_DVI
FB408
VDVI is 1 2
2 VCC3.3
600 OHM
VDVI is
C436 C437
0.1uF/16V 0.1uF/16V
VCC3.3 VMPLL VPLL
FB409
1 2
2 VCC3.3
600 OHM
C438
0.1uF/16V
C439 C440
0.1uF/16V 0.1uF/16V
AUDIO_CTRL
VCC3.3
CN404
OUT-L+ 2 1 OUT-R+
4 3
LED_G LED_A
6 5
POWER 8 7 KEY 1
KEY 2
10 9
KEY 3 12 11
CONN
Size C
VSC VA703b
CBPCRMEVWQ1 Rev D
PCB NAME 715G2467 -1
称 爹
Sheet 5 of 5