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3 7 63 1515 0
Ref. No.
Application / Function
Q152
SVR6.8V, Audio 3.3V, IC150 power supply
Q200
For audio muting
Q201
For audio muting
Q202
For audio muting
Q203
For audio muting
Q204
For audio muting
Q205
For audio muting
Q206
For audio muting
Q207
For audio muting
Q208
For audio muting
Q209
For audio muting
Q250
AM power supply SW
Q252
For AM power supply
Q403,404
Audio selector control SW
Q405,406
Audio selector control SW
Q500
For reversing resetting signal voltage
Q800
MUTE 0 terminal control SW
TE
L 13942296513
VIDEO UNIT (X35-448/449x-xx)
Ref. No.
Application / Function
IC1
Inverter control IC
IC101
DC/DC converter IC
IC203
VCOM amp
IC300
Three states buffer
IC301
Timing controller IC
IC302
AND
IC303
PLL LPF
IC401
Dimmer sensor IC
Q1
Dimmer SW
Q2,3
Inverter driver
Q5
5V AVR
Q202,203
VCOM driver
Q300
Switch
Q301
VCO
Q302,303
Buffer
Q501
Touch panel Y1 SW
Q502
Touch panel X0/Y1 SW
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Q503
Touch panel X1/Y0 SW
Q601
Switch
.
COMPONENTS DESCRIPTION
Power supply to IC150, voltage supply to Q151
Audio muting of pre-out front right channel
Audio muting of pre-out front left channel
Audio muting of pre-out rear left channel
Muting at momentary power down, resetting, and audio mute timing
Audio muting of pre-out rear right channel
Audio muting of pre-out center channel
Audio muting of pre-out sub-woofer channel
Audio muting of AVOUT right channel
Muting at momentary power down, resetting, and audio mute timing
Audio muting of AVOUT left channel
Comes ON when AM source is selected
Audio 8V is supplied when AM source is selected
Converts IC413 µ-com controlled terminal voltage: 5V → 8V
Converts IC414 µ-com controlled terminal voltage: 5V → 8V
Reverses signal in order to obtain resetting signal for TV tuner
MUTE 0 audio muting control
Control and drive of inverter circuit for backlight
±12V power supply for VCOM amp, -12.0V/+18.5V LCD power supply
VCOM signal amplification amp
Start pulse switching SW
LCD module control
V.SYNC delay buffer
LPF for PLL control (VT voltage control)
Auto Dimmer detection sensor
ON/OFF control signal of PWM and put on dimmer on backlight
Inverter circuit driving
5V power supply for inverter control IC
VCOM signal buffer
For switching IC205
For PLL oscillation
For PLL clock
Y0 (X0) SW: Comes ON when inputting to Y (X)-axis and goes OFF when inputting X (Y)-axis
Y1 SW: Comes ON when inputting to Y-axis and impresses voltage
X1 SW: Comes ON when detecting panel touch/X-axis input and impresses voltage
x
ao
u163
y
OPEN/CLOSE key ILLUMI blinking switch
i
2 9
8
Operation / Condition / Compatibility
Q Q
3
6 7
1 3
1 5
Operation / Condition / Compatibility
co
.
KVT-817DVD/827DVD/827DVDY
KVT-837DVD/847DVD/867DVD
9 4
2 8
0 5
8
2 9
9 4
2 8
m
9 9
9 9
13
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