ViewSonic Corporation
Confidential - Do Not Copy
Q19wb-3
52
9. Block Diagram
LVB0P
ON/OFF
CE#
ADJ
VDDP
DDCROM_SCL
LED_ORANGE
LVA0M
VGA
SEL
LC
GIN-
HSYNC0
H-SYNC
PWM1
LVA1M
POWER BOARD
+1.8V
DDC-SCL
LED_GRN
RST
+3.3V
AVDD
_PLL
LVB3M
LCD VDD
SWCHING
SDO
LVDS Interface
LVB2M
AVDD_DVI
LVACKM
GPIO_P25
LC
ON BACKLITE
MENU
BIN-
BGND
(24LC16)
XOUT
(SST25VF010)
RIN+
RGND
BIN+
14.318MHz
P00
ON/OFF
LCD-TFT Module
LVB1M
Inverter
G+
GPIO_P23
SDI
SOGIN
DDCROM_SDA
RIN-
VDDC
LVA3M
P13
LVB0M
LVACKP
P07
Q5
VCC3.3
V-SYNC
SOG
POWER
SDA
LVBCKM
P14
SDI
LVB2P
LC
U3
PWM0
LVBCKP
P02
VCTRL
LC
(TSUM16AK-LF-1)
VCC3.3
AVDD
_AD
C
RESET
LC
DDCA_SCL
VCC3.3
SW BOARD
Scaler
BRIGHTNESS ADJ
LVB1P
LVA0P
DDCA_SDA
+12V
P01
SCL
SCK
SCK
B+
VCC3.3
LVB3P
GIN+
+5V
(AP1117ELA)
P26
CE#
LVA1P
XIN
U5
R+
VDDCTRL_2
LEFT
DDC-SDA
LVA2M
SDO
LC
VSYNC0
VCC1.8
RIGHT
VCC3.3
AV
DD_MPLL
VCTRL
ADJ
GPIO_P12
GGND
LVA2P
U6
LVA3P
CLK+
CLK-
CLK+
CLK-
CN1
System Block Diagram
Summary of Contents for Optiquest VS11578
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