11
DDX8017/8027/8027Y
DDX8037/8047/8067
Ref. No.
Application / Function
Operation / Condition / Compatibility
Q402
Small signal NPN transistor
For audio signal muting control
Q403
NPN digital transistor
For audio signal muting control
Q404,405
PNP digital transistor
For audio signal muting control
Q650
PNP digital transistor
Resetting 3.3V
→
5V conversion for IC652
Q651
NPN digital transistor
Resetting 3.3V
→
5V conversion for IC652
Q652
NPN digital transistor
For reversing RGB_SW
Q653
NPN digital transistor
For DVD composite muting
Q700
Small signal PNP transistor
For GRITT-IC video signal reference voltage generation
Q701
Small signal NPN transistor
For GRITT-IC video signal reference voltage generation
Q771,772
Small signal NPN transistor
For GRITT-IC video clock amp
Q830
PNP digital transistor
NT/PAL control 3.3V
→
5V conversion for IC830
Q831
NPN digital transistor
NT/PAL control 3.3V
→
5V conversion for IC830
Q901
NPN digital transistor
For ILLUMI detection
Q902
NPN digital transistor
For REVERSE detection
●
ELECTRIC UNIT (X34-382/383x-xx)
Ref. No.
Application / Function
Operation / Condition / Compatibility
IC50
3-terminal regulator IC
8.4V for audio is generated from BU14V
IC52
Power supply conversion IC
±
9.0V for 5V pre-out is generated from BU14V
IC54
3-terminal regulator IC
5V for video is generated from BU14V
IC100
Power IC
Power amplifier for speaker output
IC150
Operational amplifier
Audio mid-point electrical potential 3.3V, SVR voltage 6.8V buffer
IC151
Electrical volume and Selector IC
Audio volume control, audio signal selection
IC200
Operational amplifier
For 5V pre-out audio signal amplification (Front)
IC201
Operational amplifier
For 5V pre-out audio signal amplification (Rear)
IC202
Operational amplifier
For 5V pre-out audio signal amplification (Sub-woofer)
IC203
Isolation amplifier IC
For audio signal GND isolation (AVIN2)
IC204
Isolation amplifier IC
For audio signal GND isolation (AVIN1)
IC251
RDS decoder IC
For RDS signal processing and demodulation
IC300
Voltage detector
For
µ
-com resetting voltage monitoring
IC301
Logic IC (NOR)
Muting control for audio
IC303
Audio microcomputer
For X34 board control
IC400
Video switch
For video signal selection (R)
IC401
Video switch
For video signal selection (G)
IC402
Video switch
For video signal selection (B)
IC403
Synchronization separation IC
For NT/PAL recognition, AVIN/Rear camera auto detection
IC404
Video switch
Video signal selection (Synchronization separation)
IC405
Isolation amplifier IC
For audio signal GND isolation (TV)
IC406,407
Video switch
Video signal selection (For monitoring main unit)
IC408
Video switch
Video signal selection (For AVOUT)
COMPONENTS DESCRIPTION