Kenwood DDX5024 Service Manual page 9

Ref. No. Application / Function
Q100 -10V regulator
Q101 -10V regulator control
Q201,202 Buffer
Q400 Buffer
Q401 Buffer
Q450 SW
Q451 Buffer
Q500 Touch panel X0 SW
Q501 Touch panel Y0 SW
Q502 Touch panel X1 SW
Q503 Touch panel Y0/Y1 SW
Q504 Touch panel Y0 SW
Q600 SW
Q601 SW
Q602 Buffer
Q603 SW
Q604 SW
Q606 SW
● DVD UNIT (X37-1230/1240/1250-00)
Ref. No. Application / Function
IC1 RF signal processing IC
IC3 FLASH ROM
IC4 Optical disc control IC in μ-com
IC5 Voltage detection IC
IC10 Driver IC
IC11 EEPROM
IC13 1.5V power supply
IC14 3.3V power supply
Q1 Register integrated transistor
Q2 Register integrated transistor
Q3 Register integrated transistor
Q4 Register integrated transistor
Q12 Transistor for APC
Q13 Transistor for APC
Q16 MOS-FET
COMPONENTS DESCRIPTION
LCD-10V regulator
LCD-10V regulator
For VCOM current amplifi cation
CVBS2
CVBS1
SW to be turned on or off by NTSC/PAL signal and to change the fi lter constants
For VCOM automatic adjustment
X0 SW: Turn on in response to X axis input and apply voltage
Y0 SW: Turn on in response to Y axis input and apply voltage
X1 SW: Turn on in response to detection of the panel touch or X axis input and apply voltage
Y0/Y1 SW: Turn on in response to Y axis input and turn off in response to X axis input
Y0 SW: Turn on in response to Y axis input and apply voltage
RGB_LED SW (green)
RGB_LED SW (red)
AUX
RGB_LED SW (blue)
LED SW (EJECT,DISC)
5V→3.3V level conversion
RF signal processing
Maintain F/W for optical DISC control IC
Optical DISC general control / ATAPI interface
For system resetting of optical DISC control IC
Focus coil, Tracking coil, Spindle motor, Sled motor and Lo/Ej motor drive
Maintain data for optical DISC control IC
5V→1.5V
5V→3.3V
SL. MUTE control
For FG signal
LO.MUTE control
DRMU control
Laser diode brightness control for CD
Laser diode brightness control for DVD
Laser diode ON/OFF control for DVD/CD
DDX5024/5034/5034BT/5034M/5054/514/54R
DNX5140/5240/5240BT/6000EX/6140
Operation / Condition / Compatibility
Operation / Condition / Compatibility
9