To Backlights
BALLAST
T-CON Inside Panel
12V LVDS
Along with Video
On LVDS cable
Inverter On
Starts the Ballast.
Backlights Light.
24V B+ for the Ballast
Bridge
Stand By
3.5V
Power Button
Or Remote Key
Reset of
Main
Board
MAIN
BOARD
5V_Normal
Switch IC406
POWER
_ON
INV
On
24V
Regulator
12V/24V
Regulators
Stand
By 3.5V Reg
1
2 5 55 7
7
5
4
5
5
Primary side fuse:
Stand-By 0V Run 390V
3
12V
24V
12V
Switch
Q409
12V
6
8
At point TV is in
Stand-By state.
Energy Star compliant.
Less than 1 Watt
3
BR1 Fixed
Analog Dimming
Manipulates Backlights
Power On
2
7
No AC Det
in this model
LVDS Panel Control
Inv On/Off
Mstar Microprocessor IC100
Also Video Processor
LVDS
Video
12V
RL_ON
AC In
Ft Control
24V
INV
On
8
IC103
Q108
32LD350 Television Start Up Sequence
32LD350 Television Start Up Sequence
November 2010 32LD350 3D-LCD
34
PWM-DIM
Digital Dimming
Manipulates Backlight Brightness
Variable by Cust Menu for Backlight
And Picture Content
PWR_On/
Off_1
5
+3.3V_AVDD
_MPLL IC400
5V_USB
IC401
Q402
Q401
1.8V_AMP
IC601
3.3V_Normal
Switch IC405
Audio_AMP
IC600
5
7
2
6
POWER SUPPLY (SMPS)
Rectifier
Relay
S
e
c
o
n
d
a
r
y
5
P
r
i
m
a
r
y
Q405
8
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