ViewSonic VE710b-4 Service Manual page 72

9. Block Diagram
(VE710s-4/VE710b-4/VA721 Realtek Scaler CPT PANEL)
3V3/5V
R
I101
G
RTD2023
B
SXGA
RSDS
H-Sync
SCALAR
V-Sync
I105
24LC16
EEPROM
DDC-SDA
DDC-SCL
SDA
SCL
ViewSonic Corporation
AC 110~220V
I106,I107
ONBACKLITE
DC / DC
3V3
2V5
CSZ
SCL
SDA
HW RESET
I104
ONBACKLI
MTV312M64
KEY- PAD LED
69
VE710s-4_VE710b-4
Confidential - Do Not Copy
SWITCHING
POWER SUPPLY
INPUT
12V
I901 OZ9RR
INVERTER
ADJBACKLITE
PA [0,19]
PB [0,19]
GBO [0,4] OSP,ESP,0INV
TE
12V
3V3/5V
PANEL POWER
12V
3V3/5V
LCD PANEL(CPT)