2
DDX3028/3048/3058/318/4038/4038M
DDX4028BT/4038BT/4038BTM/4048BT/4058BT/418
BLOCK DIAGRAM
MAIN UNIT
BT UNIT
SUB UNIT
(A/2)
PANEL-A UNIT
(B/2)
POWER SUUPLY
PANEL-B UNIT
PANEL-B UNIT
DC CN
FM/AM
TUNER
VOL
AUDIO SEL
AMP
POWER
FAN
A OUT
DVD
MECHA
D2V
S/M5V
D4V
A5V
M8V
AND
E2PROM
(128pin)
MAIN u-COM
PON3.3V
BU3.3V
A9V
A9V
BU
MUTE
SPK OUT
PRE OUT
PRE OUT
MUTE
RGB SEL
D5V
REG
TR
FLASH ROM
SDRAM
MIC IN
MIC AMP
TERECHIPS
DAC
LPF
DONGLE
A9V
A5V
D3.3V BT1.2V
D3.3V
D5V
A9V
D3.3V
SW5V
CAMERA
IN
D5V
D3.3V
A9V
D3.3V
1.8V
A9V
A5V
BU
OUT
VIDEO
ISOLATION
AMP
SEL
VIDEO
VIDEO
SEL
SW5V
NAVI
IN
SW5V
SW5V
SW5V
D3.3V
D5V
BL24.5V
9.2V
LCD-20V
18V
SI3.3V
TR
BL24.5V
18V
TOUCH
PANEL
(LCD)
BACK LIGHT
LCD
PANEL
REG
D3.3V
D1.2V
9.2V
18V
REG
18V
BL24.5V
TR
-6V
LCD-20V
TR
SDRAM
SERIAL
FLASH ROM
D3.3V
D3.3V
(GERDA-2)
(216pin)
DISPLAY IC
D3.3V
D1.2V
LCD-20V
18V
BL24.5V
D5V
D3.3V
D3.3V
9.2V
USB5V
18V
SI3.3V
EJE LED
9.2V
V LED
18V
REMO
D3.3V
SI
SI3.3V
KEY
R ENC
USB
AV IN
(FRONT)
USB5V
ANT.
J101
IC11
IC141
CN901
IC721
IC701
J1003
CN112
J1001
J1001
IC101
IC302
IC303
CN302
IC301
CN341
IC341
IC332
IC331
Q3311
IC371
IC231
IC211
IC241
J201
IC201
J261
IC431
IC401
Q6005
J201
IC651
J6503
CN654
M8V
A9V
ACC5V
VDD5V
ILM12V
SW5V
REG
BU3.3V
D3.3V
SW FET
SWREG
LCD-20V
BL24.5V
SWREG
D5V
SWREG
USB5V
PON3.3V
SYSTEM
REG
75 +6dB
BU DET
ILLUMI
ANTCON
PCON
LINEMUTE
W REMO
TU SDA
EVOL MUTE
I2C DATA
I2C CLK
PWIC STBY
PWIC MUTE
BEEP
PRE MUTE
SCS
SCLK
USBNEN
LRMUTE
UCS
SW1
S2UDT
U2SDT
CPURESET
SW4
L/R
DVD RGB
D+,D-
DVD CV
DISC L/R
AVOUT MUTE
ILLUMI
BU DET
PCON
ANTCON
LINEMUTE
TU SDA
TU SCL
EVOL MUTE
I2C CLK
I2C DATA
BT MUTE
SCLK
USBNEN
NAVI TX
SCS
LRMUTE
UCS
BTRX
BTTX
BTRST
APP DATA
APP CLK
SYS CE
SYS DATA
APP CE
KEY 2
SI
KEY 1
REMO
RESET
PWIC MUTE
REVERSE
REMO
BEEP
PARKING
W REMO
FAN CTL
PWIC STBY
NAVI RX
SW4
SW1
S2UDT
U2SDT
CPURESET
PRE MUTE
VIDEO M SW1
AVOUT MUTE
APP RST
SCL CLK
X2
Y1
R ENC2
R ENC1
X1
VIDEO M SW2
Y2
VIDEO OUT SW2
VIDEO OUT SW1
VIDEO M SW3
TU SCL
MIX REMO
REMO
W REMO
FAN CTL
L/R
Lch & Rch
FRONT
REAR
FRONT
REAR/SUB
AVOUT A
I2C DATA
I2C CLK
DVD RGB
NAVI RGB
BTRX
BTRST
BT MUTE
BTTX
VIDEO M SW2
VIDEO M SW1
VIDEO OUT SW1
NAVI TX
VIDEO OUT SW2
NAVI RX
MIX REMO
NAVI L/R
DVD CV
VIDEO
NAVI L/R
NAVI RGB
SYS DATA
SYS CE
APP DATA
APP CE
APP RST
APP CLK
Y2
Y1
X2
X1
KEY 2
SI
R ENC1
KEY 1
RESET
REMO
R ENC2
SCL CLK
X1
X2
Y2
Y1
D3.3V
9.2V
18V
-6V
BL24.5V
SYS DATA
SYS CE
APP DATA
APP CE
APP RST
SCL CLK
APP CLK
R ENC2
R ENC1
KEY 2
SI
REMO
RESET
KEY 1
D-
D+
R ENC2
R ENC1
RESET
KEY 2
KEY 1
REMO
SI