Block Diagram - ViewSonic VG500-2 VLCDS24349-2W Service Manual

9. Block Diagram

L012
5V DC U008
RT34063A
Q006 L014
PPWRO Q008
I4
RT916A32
CG
VR001
1K 0.1W
12V DC
PPWR0
H
OK
NO
OK
NO
VDDG 18VDC
D004
Q004
PPWR1 Q007
C142
VEEG -6V
D005
C145
VCOM 3.45V
L015
R084
ViewSonic Corporation
I3 VDDA 9.2V
RT9164
Q009
CG
Q010 C151
V PPWR0 PPWR1
OK 1 1
OK 0 0
NO 0 0
NO 0 0
J701
Audio
Input
CON4 15PIN-Control
R/G/B
5V
PC 5V
U002
NVRAM
U001
IC MCU
M8064
IIC
BUS
U004
AT24C02N
41
Confidential – Do Not Copy
U701
5V R/L
Audio
AN7522
Mute
Volume con.
MRT
MV2
H/V SYNC
(T-CON)
IIC BUS
AT24WC1
Key
U009
SWITCH
DDC IC SW Select Control
74HC4D52D
VG500-2
12V
5V
12Vdc Form Adaptor
U801
Power
MP1410
DC-DC
Control
5V LCD PANEL
Back Light
Column Drive
Power
Row Drive
VEEG
VDDG
Back Light
VCOM
CCFL-EN VDDA
Brightness control
Inverte
5V
12V DC