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KDC-W9537U/W9537UY
KDC-X9006U/X991
● SWITCH UNIT (X16-3980-10)
Ref. No.
Application / Function
IC1
FLASH ROM
IC2
SPECTRUM ANALYZER IC
IC4
PANEL µ-COM
IC5
RESET IC
IC6
REMOTE CONTROL IC
IC7
LEVEL SHIFT
IC8
LEVEL SHIFT
IC9
INVERTER IC
IC10
2.5V AVR
IC11
3.3V AVR
IC12
SRAM
Q3
SUB-ILL LED SW
Q4
BLUE LED SW
Q6,9
OEL8V SW
Q7,8
PAN5V SW
Q16,17
PAN3.3V SW
● ELECTRIC UNIT (X34-482x-xx)
Ref. No.
Application / Function
IC10
Audio8V Ref. Power Supply
Panel & USB/Digital AVR
IC80
(Dual Channel)
IC83
Panel 3.3V AVR
IC100
Audio Ref. Supply
IC101
Audio Ref. Supply
IC140
Power Control Switch
IC300
Power Control Switch
IC310
Dual Axis Accelerometer
IC320
Buffer Amp & AGC
IC340
RDS/RBDS decoder
IC350
5VPreout Amp "-AVR"
IC361
5VPreout Amp "SW L/R"
IC362
5VPreout Amp "FL/RL"
IC363
5VPreout Amp "FR/RR"
IC450
Power IC
4
COMPONENTS DESCRIPTION
Storage of graphics data and customized display data.
6ch band pass fi lter.
Control in panel.
Power management, OEL control, LED control, Key matrix, etc.
When PAN5V is 3.7V or less, IC5 outputs "L" (panel µ-com reset).
Remote control receiver.
Level shift from 5V to 3.3V.
Level shift from 3.3V to 5V.
Inverter of input and output.
When PAN5V is supplied, IC10 provides 2.5V power supply for panel µ-com.
When PAN5V is supplied, IC10 provides 3.3V power supply for panel µ-com.
Buffer of program.
When base of Q3 is "H", sub-illumination shines.
When base of Q4 is "H", blue LED shines.
When base of Q9 is "H", OEL8V is supplied for OEL.
When base of Q8 is "H", PAN5V is supplied for IC2 & IC6.
When base of Q8 is "H", PAN3.3V is supplied for IC1, IC3 & IC6.
Output 1.27V
Switching Regulator.
CH1 : Panel (5.1V), CH2 : USB_VBUS, SoC, DSP etc. (5.1V)
Series Regulator. (4.4V to 3.3V)
Decides Audio Ref. Voltage.
CH1 : Electrical Volume "REF3.3V". (3.3V), CH2 : Power IC "ACGND". (4.2V)
Decides Audio Ref. Voltage. Power IC "Ripple". (6.9V)
P.CONT/ANT.CONT power control switch with over current detection and protection.
USB power control switch with over current detection and protection.
Detect acceleration and control output voltage.
Buffer and auto gain control for spectrum analyzer.
-9.8Vout Change-pump.
Output buffer and gain control.
Output buffer and gain control.
Output buffer and gain control.
Amplifi es front L/R and rear L/R to 50W maximum.
Operation / Condition / Compatibility
Operation / Condition / Compatibility
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