Kenwood DDX3021 Service Manual page 13

2.2.3 PANEL-A UNIT
Ref. No. Application / Function Operation / Condition / Compatibility
IC401 Croma gamma T/C
Scaller
IC404 Logic IC
IC405 Regulator
IC406 Logic IC
IC431 128Mbit SDRAM IC
IC441 64Mbit FLASH ROM FLASH ROM for MN103SH23
IC451 64Mbit FLASH ROM FLASH ROM for MN103SH23
IC501 Regulator
IC511 OP-AMP X 2
Q4002 Transistor
Q4601 Transistor
Q4611 Transistor
Q4621 Transistor
Q4631 Transistor
Q5201 Transistor
Q5202 Transistor
Q5203 Transistor
Q5301 Transistor
Q5302 Transistor
2.2.4 PANEL-B UNIT
Ref. No. Application / Function Operation / Condition / Compatibility
IC611 Regulator
IC651 Remote control module Remote control sensor
Q6001 Transistor
Q6002 Transistor
Q6003 Transistor
Q6004 Transistor
Q6005 Transistor
Q6006 Transistor
Q6007 Transistor
Q6008 Transistor
Q6009 Transistor
Q6010 Transistor
Q6011 Transistor
Q6101 Transistor
Q6102 Transistor
Q6103 Transistor
Q6104 Transistor
Q6105 Transistor
Q6201 Transistor
Q6202 Transistor
Q6203 Transistor
Croma gamma T/C Scaller
APPCLK buffer
1.2V Regulator IC
Vsync 1.0V→3.3V convert
SDRAM for Image signal pres-
ervation
9.2V Regulator IC
VCOM AMP
Vsync control
VIDEO buffer
VIDEO buffer
VIDEO buffer
VIDEO buffer
18V Regulator
18V Regulator
18V Regulator
-6V Regulator
-6V Regulator
3.3V Regulator IC
LCD Constant current circuit
LCD Constant current circuit
LCD Constant current circuit
LCD Constant current circuit
18V Regulator
LCD Constant current circuit
LCD Constant current circuit
LCD Constant current circuit
LCD Constant current circuit
18V Regulator controller
18V Regulator controller
TOUCH control
TOUCH control
TOUCH control
TOUCH control
TOUCH control
LED B Constant current circuit
LED G Constant current circuit
LED R Constant current circuit
(No.WA022<Rev.001>)13/36
2.2.5 BT UNIT
Ref. No. Application / Function Operation / Condition / Compatibility
IC301 BLUETOOTH MCU IC
IC302 16Mbit FLASH ROM FLASH ROM for BLUETOOTH
IC303 128Mbit SDRAM IC
IC304 Fixed Current Limit
Power Distribution
Switch
IC311 EEPROM
IC331 DAC IC
IC332 OP-AMP X 2
IC341 OP-AMP X 2
IC371 Regulator
Q3311 Transistor
BLUETOOTH controller
MCU IC
SDRAM for BLUETOOTH
MCU IC
Hihg side Switch For BLUE-
TOOTH DONGL
Memory
DAC for BLUETOOTH Audio
LPF for BLUETOOTH Audio
AMP for BLUETOOTH MIC
1.8V Regulator
5.0V Regulator for DAC