Service manual

DDC
POWER
12V
I/F
PWR
ADAPTER
EEPROM
12V
5V
DVDD2.5
DVDD3.3
LVDS3.3
DVI_SCL
24PINS
DVI-D
IC600
VGA_SDA
VGA_SCL
DVI_SDA
5V
IC602
HD-15
DDC
EEPROM
5V
DVI_SDA
DVI_SCL
I/P X 8PINS
VGA_SDA
VGA_SCL
DVI_SDA
EEPROM
PANEL_EN
FLASH
(F/W)
LVDSLVDS
IC402
IC501
DVI_SCL
SCL
SDA
IC404
DATA
EEPROM
BOARD
CN302
AUDIO
DVI-D
DIGITAL
IC603
74F14
HD-15
CN601
HS
VS
15PINS
CN600
Hsync
Vsync
RGB
VGA_SDA
VGA_SCL
ANALOG I/P
5V
L17KMW/L18HMW 05AAW LCD MONITOR BLOCK DIAGRAM
LVDS
IC500
3.3V2.5V
BACKLIGHT_CONTROL
BACKLIGHT_EN
IC400
DISPLAY ENGINE
GM5120
ADC+DVI+SCALER+MCU
3.3V3.3V
3.3V3.3V
PANEL
LCD
CN500
LVDS
INVERTER
12V
KEY
5V
5V
CON
OUT
SI9933ADY
IC502
5V
VPNL
66!
ViewSonic Corporation
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