Kenwood DDX3021 Service Manual page 70

BLOCK DIAGRAM 1/2
DVD UNIT
A, B, C, D, E, F, RF+/-, LPC, HAGUP, VREFH
FOCUS
CD VR
&
DVD VR CD/DVD
IC102 , Q103
TRACKING
COIL
HFM VCC
S5V
LPCO1
DVD LD DVDLDCUR
Q101 , Q102
PICK UP
LPCO2
CD LD IC101 CDLDCUR
F+, F-
LOAD T+, T-
MOTOR
LM, FG, DRVCNT
LDO+, LDO-
/DRVMUTE
M
IC201
TRDRV, FODRV
H1+/-
IC301
SPDRV, PRTOUT
H2+/-
SPINDLE
SL1IN, VHALF
H3+/-
DRIVER
SLED1+/-
MOTOR
SLED2+/-
DV5
M
SM1 to SM3
REST TRVSW
REST SW
IC511
RST_I, I2CSDT
IPOD DECODER
I2CSCL
M5V
EPWP
ACC5V
D6,D7
I2CSCL
IR LED IC501
I2CSDT
EPROM
SW3
D9,D11
Q4 , Q11
PHOTO
SW1
PHOTO SW
Q12
SENSOR
S1 SW4
Q302
DETECT SW
Panel section
PANEL-A UNIT
TFT
see 2/2 for the details
MODULE
PANEL-B UNIT-2
FRONT
see 2/2 for the details
AUX
CN605
TFT PANEL
BACK LIGHT
UNIT
No.WA022
SUB UNIT
MA0 to 11, MDQ0 to 15, DQM0/1
BA0, BA1, MCK, NWE
IC391 see 2/2 for the details
NCSM, NCAS, NRAS
SDRAM
BCK, PCMCLK, LRCLK
DAC0CS, DACPDN
DDATA, DCLK
FROL-CH
MAIN UNIT
IC401
FROR-CH
AOUT0, AOUT3
DAC
COMPOSITE
DAC4
(DAC4_CVBS)
D+, D-
UCS, SCS, , SCLK, LRMUTE
U2SDT, S2UDT
Cr(P),
EXADT0 to 15
Cb(P),
EXADR16 to 20
Y(P)
IC261
NEXOE, NEXCE
IC381 CP/RGB_SW
NEXWE
Except US
FLASH ROM
NRST
/FL_RST
CPURST
D3.3V
X351
P3.3V
27MHz S3.3V D4V
IC901
3.2V_REG
5.3V
D1.2V
D2V
IC921 (CN111)
1.2V_REG
M5V, S5V
D4V, A5V
SW1, SW4
BT5V
SW3.3V
PANEL-B UNIT-1
CV_OUT(CVBS)
17.2V
Y/G OUT
CB/B OUT -15V
CR/R OUT
see 2/2 for the details
VDD3.3V
SYSDATA
FLCH, FRCH
IC181 ACIN3L, ACIN3R
ISOAMP
X0, X1, Y0, XDATA
YDATA, KEY1, KEY2
REMO_MIX
SYSCE, APPDATA, APPCE, APPCLK, APPRST, DETACH, SI
CN606
TOUCH
PANEL
CN201
CN104
VIDEO_M_SW1
VIDEO_M_SW2
VOUTMUTE
R, G, B
MEMORY
BATT
Q971 , Q972
PS2
Y/G OUT,
CB/B OUT,
CR/R OUT
SACK, SW1, USBNEN, SW4, CPURST
AUXL
S2UDT, U2SDT, SCLK, SCS, UCS, LRMUTE
IC191
AUXR
AUXCOM LPF
IC831
VOLDA
USB_PWR
Q8022
VOLCK
USB
5V REG
IC721
Q871 to Q875 EEPROM
MEMORY
Q8021 , Q8104
VOLMUTE0
E.VOLUME
SW VOLMUTE1
VOLMUTE2
PWIC_DC_DET
IC802
SW_FREQ_SEL
5V SWREG.
MUTE, 2NDMUTE
SW_MUTE
Q1501 ,
R_MUTE
Q8101 Q8102 Q8103
, , Q1505
3.3V SW.REG IC701 MUTING
IC803
BKLAMP
SW.REG
CONTROL
IC851 PARK
Q8201 Q8202 Q8203
, ,
CPU
ILMI
17.2V/-15V SW.REG
PWIC_MUTE
VDD5V
IC821
3.3V
Q1301 ,
AMPKILL
STBY
TELMUTE
FROM IC141
DIMMER
ANT-REM
KEY1, KEY2, TPKEY1, TPKEY2
TPX1, TPX2, TPY1
PON
Q801 to Q805
REMOCON
IC751
VDD3.3V
PON3.3V
Q821
RESET
Q822
STEREO_SW
X701
20MHz
IC731 VDD3.3V
Q731
X702
RESET
FAN
32.768KHz
BTTX, BTRX, BTRST, BT_MUTE_CTL
Used on DDX4*BT series only
BT UNIT see 2/2 for the details
(No.WA022<Rev.001>)3/32
CN202
CN108
CV_OUT, R, G, B VOUTSW1
DVD_CV
VOUTSW2
D+, D-
USB
DVD_FL
DVD_FR
NAVI_RX, NAVI_TX J151
NAVI_AL, NAVI_AR
SXI CONNECTOR
US only
IC152 , IC153
US only NAVI_RX, NAVI_TX
J101
TU_SDA, TU_SCL
ANTENNA
IC11
TU_L, TU_R X1 JACK
FM/AM TUNER
4MHz
J1003^C
Q1341
MUXBL, MUXBR
2ND MUTE 2ND AUDIO OUT
CDCHL, CDCHR, CDCHCOM
AV-IN
IC141
PREFL, PREFR
PRERL, PRERR
Q1121 , Q1221 FRONT_OUT
L.O.MUTING
REAR_OUT
OUTSWL
Q1401
SW MUTING
Q1503 , Q1504
SW_OUT
PREFMUTE
, Q1507
SWMUTE REVERSE
Q1961 GEAR
Q1942 , Q1943 , Q1944
FL, FR
RL, RR
IC101
FRONT L+/-
POWER AMP.
FRONT R+/-
REAR L+/-
Q1302
STBY
REAR R+/-
TEL
TEL MUTE
D1931
ILL POWER CORD
Q1951 ILUM
ASSEMBLY
ACC, REMOTE
MEMORY
IC801
(SPK)
CTRL REGULATOR
(BATTERY)
ANT
D1921 AUTO ANT
D1922
EACH BLOCK
VDD5V, SW5V, ACC5V OE_REMOTE
A9V, CD8V, ILMI, EXT
STEREO SWITCH
DDX4031, DDX4031BT
IC931
only
DDX4031, DDX4031BT only
FAN OUT
M
BT_L
BT_R
CN103
CN311
created date:2012-02-15
FAN
MOTOR