9
KVT-514/524DVD/534DVD
/534DVDM/54DVDR/554DVD
Ref. No.
Application / Function
Operation / Condition / Compatibility
Q361,362
SW
ON when AM (TUNNER8.5V)
Q370
SW
KAB_RX error connection protection
Q371-373
SW
Tuner_Mute circuit (during ejection)
Q451
BUFFER
HD
Q452
SW
NT_PAL
Q453
BUFFER
DVD_V
Q454,455
SW
For KAB_TX control
Q654,655
SW
DVD AUDIO neutral point circuit
Q681
BUFFER
SPDIF OUT BUFFER
●
VIDEO UNIT (X35-4960-10)
Ref. No.
Application / Function
Operation / Condition / Compatibility
IC1
Inverter IC
Power supply for CCFL
IC101
Power supply IC for LCD
Support 3 output (18V/12.5V/-12V)
IC102
Multi-vibrator IC
For LCD power supply rising timing adjustment
IC103
Logic IC
For LCD power supply rising timing adjustment
IC200
Op amp IC
Buffer for VCOM signal
IC300
Power supply IC
2.5V output
IC302
Serial
fl
ush
F/W storage for video decoder IC
IC304
Video decoder IC
For decoding video signal
Q1
For switching
Bright PWM signal SW
Q2,3
Dual FET
For DC/AC conversion
Q4
Register integrated transistor
External synchronization: 121kHz/Free run: 56kHz
→
ON (On when it is 56kHz)
Q5
Power supply transistor
For inverter IC power supply (5V)
Q101,102
Power supply transistor
For generating -6V from -12V (-12V
→
-6V)
Q200,202
Buffer transistor
For VCOM signal level conversion
Q203
Integrated transistor
For VCOM signal level conversion
Q501
Register integrated transistor
For touch panel XY coordinate import switching
Q502,503
Integrated Register integrated transistor
For touch panel signal
●
DVD UNIT (X37-1230/1240/1250-00)
Ref. No.
Application / Function
Operation / Condition / Compatibility
IC1
RF signal processing IC
RF signal processing
IC3
FLASH ROM
Maintain F/W for optical DISC control IC
IC4
Optical disc control IC in
μ
-com
Optical DISC general control / ATAPI interface
IC5
Voltage detection IC
For system resetting of optical DISC control IC
IC10
Driver IC
Focus coil, Tracking coil, Spindle motor, Sled motor and Lo/Ej motor drive
IC11
EEPROM
Maintain data for optical DISC control IC
IC13
1.5V power supply
5V
→
1.5V
COMPONENTS DESCRIPTION