9
KVT-915DVD,925DVD,935DVD
KVT-945DVD,965DVD
Ref No.
Application / Functions
Operation / Condition / Compatibility
Q12
SW
ANT CON switch
Q13
Buffer amp
Video buffer
Q14
SW
P CON switch
Q15,16
Protection
P CON protection
Q17
SW
P CON switch
Q18
SW
ANT COM switch
Q19
AVR
For A9V output
Q20
AVR
CHROMA 8.5V output
Q21
SW
BU line detect switch
Q22
SW
Control switch for EXT. amplifier
Q23
SW
ACC line detect switch
Q24
AVR
For V5V output
Q25
SW
Parking line detect switch
Q26
SW
Muting switch
Q27
SW
Reverse detection switch
Q28
SW
±
9V charge pump AVR switch
Q29
AVR
±
9V charge pump AVR (for darlington circuit)
Q30~35
AVR
Charge pump stabilization circuit
Q36,37
SW
For A9V switch
Q100~104
SW
Muting switch
Q201
Buffer amp
RDS signal buffer
Q203,204
SW
Power switch
Q206
Buffer amp
RDS signal buffer
Q207
SW
Muting switch
Q210~212
Amp
Noise amp
Q400,401
Buffer amp
Video buffer
Q402~407
SW
For muting
Muting switch
For muting
Muting switch
For muting
Video buffe
Operation / Condition / Compatibility
Control for LCD back light (inverter circuit and driver)
IC101
DC/DC converter
For VCOM amp (
±
12V, for LCD -12.0V/+18.5V)
IC203
Amp
VCOM signal amp
IC301
Timing controller
Control for LCD
IC302
AND
V. SYNC delay line buffer
IC303
PLL LPF
PLL control LPF (VT voltage control)
IC304
Schmidt inverter
Waveform shaping for c.sync signal
IC401
Dimmer sensor
Dimmer detect sensor
COMPONENTS DESCRIPTION
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TEL 13942296513 QQ 376315150 892498299