Kenwood DDX7032 User manual

This product uses Lead Free solder.
This product complies with the RoHS directive for the European market.
© 2008-4 PRINTED IN JAPAN
B53-0634-00 (N)429
DDX7032/7032M/712
DNX7120/7220/7320
SERVICE MANUAL
MONITOR WITH DVD RECEIVER / NAVIGATION SYSTEM
NAVIGATION SYSTEM
DNX7120
ILLUSTRATION IS
RC-DV340
DC cord *
(E30-6825-05)
DC cord *
(E30-6824-05)
Screw set *
(N99-1779-15)
Lever
(D10-4589-04) x2
Remote controller assy
(A70-2082-15) RC-DV330 :DNX
(A70-2083-15) RC-DV340 :DDX
Mounting hardware assy
(J22-0657-03)
Escutcheon *
(B07-3172-12)
Size AAA battery
Not supplied
Cord with plug(relay)
(E30-6786-05)
Escutcheon
(B07-3224-01)
Illustrations is DNX7120
ANT module(GPS-ANT)*
(W02-5305-05)
Mounting hardware*
(J21-9867-04)
Adhesive double-
coated tape *
(H30-0595-04)
(5m)
(1m)
PRK: (2m)
REV: (5m)
The IC106 in the Digital I/O unit (X88-2030-11) are not replaceable components. When this
IC are defective, replace the whole Digital I/O unit (X88-2030-11).
The IC5,9,21 and IC60 in the DVD unit (X37-1120-06) are not replaceable components.
When these ICs are defective, replace the whole DVD mechanism assembly (X92-6180-01).
You cannot replace only the board.
Cord with pinplug(AV)
(E30-6792-05)
Cord with pinplug(PRE)
(E30-6794-05)
Cord with plug(ipod)*
(E30-6785-05)
Clamper *
(J11-0660-05)
(1m)
* Depends on the models. Refer to the parts list.

2
DDX7032/7032M/712
DNX7120/7220/7320
BLOCK DIAGRAM
IC106
GEN
CSYNCVIDEO
ENC
AUDIO
DAC
MEDIA PROCESSOR
IC302 IC104 IC901
AMP
ISOISO
AMP
BT
SELECT
AUDIO
AUDIO
SELECT
IC500
IC505
IC502
DVD
MECHA AUDIO
MUTE
SELECT
RGB
SELECT
VIDEO
SEPA
SYNC
u-COM
SYSTEM
MOTOR
DRIVER
BU DET
IC700
RESET
IC
SW
ROM
SW
SW
TOU
C
CIR
C
FILTER
INVERTER
CIRCUIT
TI
M
C
O
D
E
VI
D
G
A
USB I/F
LED
DISC
ACC
DET
CN328
CN101
iPod MIC S/PDIF
J500 J503J501J502
CN852
CN851
CN501
CN500
u-COM
WRITE
IC404
IC600
IC606
601
IC609
CN700 CN100
CN6
0
IC402
DC CN
DDX8xx/
DNX8xx ONLY
DDX7xx
DDX8xx/
ONLY
CN350CN701
IC1
Q500
-
IC3
0
Q600
HSY
VSY
BT xx
USB L/R
GUI CSYNC
GUI RGB
EP xx
USB L/R
iPod L/R
BT L/R
DVD-A L/R
BT xx
A MUTE
S/PDIF
DVD SCL/SDA,DISC DET
X34 VIDEO DVD VIDEO iPod VIDEO
GUI RGB DVD RGB X34 RGB
X34 VIDEO
X15 VIDEO
NAVI TX/RX,etc
DVD SCL/SDA,DISC DET,EP
RGB SW2/3
X15 VIDEO GUI CSYNC NAVI CSYNC SYS xx
ACC DET RGB SW2
MIX REMO INV
RESET
ACC RST
W REMO
BU DET
X35 CONT
MONI RGB
X35 HD
MONI VIDEO
AOUT SW1/2 AOUT SW3/MUTE
TMOROR M,P
KEY RST
REMO
SYS RST
KEY3,SRC,LED PWM,etc
SI (3.3V)SI
I2C
SW5V
LED ON
TXD/RXD,SCLK,etc
LED PWM
SI (3.3V)
REMO
KEY RST
I2C,etc
X/YDATA,etc
PWM,etc
INV PWM,
ACC DET
ACC
NAVI RGB
S/PDIF
NAVI TX/RX,etc
NAVI SYNC
MIX REMO INV
X15 VIDEO
W REMO
X34 VIDEO
SYS xx
RESET
ACC RST
TILT M+/-
BU+14.4V
BU DET
(X88- ) (X15- ) (A/2)
(B/2)
(X35- ) (A/2)
(X35- ) (B/2)
(X15- )
(X34- )

3
DDX7032/7032M/712
DNX7120/7220/7320
BLOCK DIAGRAM
LED
DSI
RESET
SW
REMO
TOUCH
CIRCUIT
E
R
T
ER
IT
TIMING
CONTROLLER/
DECODER/
VIDEO
GAMMA
PANEL
TOUCH
BACK
LIGHT
PANEL
LCD
ANT
BT
C
T
PWIC
IC704
TV I/F
CODEC
DSP
BM
E-VOL
u-COM
AUDIO
IC
RESET
F/E
RADIO
RDS
CN600
CN301
CN1
CN500
IC701
AV SELECTOR
ISO AMP
IC203
IC702IC200
IC500
NAVI SD
SLOT
NAVI I/F MINI DIN
J650
ANT. ANT.
CN2
W500
CN900
CN1
u-COM WRITE
CN401
WH1 CN300
CN400
DC CN
5V PRE OUT
SW
RELAY
A MUTE
AV OUT
PRE OUT A MUTE
RELAY
TILT
MECHA
AVIN 2 AVIN 1
BACK CAM
AV OUT
REAR L/R
SUB/CENT
FRONT L/R
IC100-
102
DDX7xx ONLY
W1
DNX7220 ONLY
ONLY
DNX8xx/DNX7xx ONLY DDX8xx/DNX8xx ONLY
DDX8xx/ DDX7xx/DNX7xx DNX8220BT/
DDX8xx/ DDX7xx/ DNX7xx DNX8xx ONLY ONLY
DNX8xx
DDX8xx/
ONLY
SUB
ONLY DNX7xx DDX7xx/ DDX8xx/
DNX8xx ONLY
CN302
Q500-504
IC301
IC6 IC7
DNX8120/
DDX812/8032BT/
KEY3,SRC,etc
KEY RST
REMO
LED 9V
e
tc
e
tc
SP OUT
TX/RX,
TV xx
2
CODECxx CODECxx,
DSPxx,etc
DSPxx
ADC L/R DAC 6ch
PREFL/R
PRER L/R
PREF S/C
I2C
A MUTExx
ADC L/R
DAC 6ch
SUB L/R
MAIN L/R
NAVI L/R
DET MUTE
DC DET
X15 SUB L/R
X15 MAIN L/R
NAVI COMP
TV VIDEO
TV L/R
I2C
SAT L/R
TUNE L/R
NV
PWIC xx
AVIN2 L/R
AVIN2 VIDEO AVIN1 VIDEO
BCAM VIDEO
AVOUT VIDEO
AVOUT L/R
AVIN1 L/R
DSPxx,etc CODECxx,
AV OUT A MUTE
PRE OUT A MUTE
RELAY SW
DET MUTE
MIX REMO
etc
TUN xx,
etc
R xx,
etc
SAT TX/RX,etc
A RESET
SAT TX/RX,etc
PREF L/R
PRER L/R
PREF S/C
PRE OUT A MUTE
RELAY SW
AVIN2 VIDEO AVIN2 L/R AVIN1 L/R AVIN1 VIDEO AVOUT L/R AVOUT VIDEO BCAM VIDEO
AV OUT
AVOUT L/R
DET MUTE
A MUTE
TILT M+/-
NAVI NAVI
TX/RX
S/PDIF
(X16-628)
(X17- )(X16-636)
(X89- )
(X29- )

4
DDX7032/7032M/712 DNX7120/7220/7320
BLOCK DIAGRAM
(X37-112)
MOTOR
SPINDLE
LIM-SW
HALL IC
M
LO/EJ
DC MOTOR 2PHASE
STEPPING
KDP2C
OPTICAL
PICKUP
(28P)
CONNECTOR
P5V
P5V ACTUATER
MOTOR &
DRIVER
(30P)
CONNECTOR
A5V A5V
IC39
IOPDET
A3.3V
Q27
Q12,13
Q10,11
D3.3V
IC1
SDRAM
IC54
D3.3V
D3.3V
A3.3V V3.3V
PLL3.3V D1.2V
D3.3V
Q25
ROM D-FF
IC10
IC5 IC42
D3.3V D3.3V
FLASH
D3.3V
LOGIC
IC55
CONNECTOR(35P)
BUFFER
IC53
IC57
AUDIO
DAC
IC15
VIDEO AMP
IC12
3.3V to 1.2V
IC49
D3.3V
D1.2V
IC50,51
L.P.F
A8V
5V REG
IC60
A8V
A5V
A5V
ADATA0-2
BCK/LRCK
PD
Y/G,Pb/B,Pr/R
VIDEO
SPDIF
AMUTE
SDA,SCL
AREFL
Lch
MASTER/SLAVE
RESET
CONNECTOR
(10P)
(50P)
CONNECTOR
Rch
AREFR
DISC DET
IFSELIF-SEL
SW LOST
SW LOEND
D5V
A5V
P5V
A8V
D7
D3.3V
V3.3V
PLL3.3V
A3.3V
IC9
E2PROM
D3.3V
D1.2V
IC21
SW REG
F/E+B/E+MCU
DVN
DISC
Q14,15
D5V
VIDEO AMP
HALL BIAS U.V.W COIL HALL SENSOR
PDIC VCC
DVD LD/CD LD
HFM
VREFH
THERMISTER
PDIC I/V OUT
IMON/VR DVD/VR CD
FO+-,TR+-
3
3
H1H,H1L,HB
A1,A2,A3
FO6,RO6
FO4,RO4
FO5,RO5
FO3,RO3
FO2,RO2
VREF,EC VHALF
STBY BMS FG
SPIN,IN2-6,MUTE
4
LPC01/LPC02
DRV0
VREFH
LPC1/LPC2
A,B,C,D,E,F,FE1,FE2,RF
TEMP(AD1)
2
9
VHALF
DQM3,P9
DRV1,DRV2,DRV3,DRV4
PWM0,PWM1,P10
FG,P5
MDQ0-15
NWE,NCAS,NRAS,NCSM,MCK0
BA0-1,MA0-11,DQM0-1
IOP
(AD0)
7
2
21
16
2
27MHz
IF-SEL
E
DQ0-15
W,G A0-20
CLR
D1-8
Q1,Q2
CLK
Q3-8
23
8
EXADT11
EXADT DQM2 NEXCE 0-15
A19
NEXWE
EXADR16-19 EXADT0-15 NEXOE P15 NEXWE P6,P14 P0,P3 DD0-15,DA0-1,CS1FX,CS3FX INTREQ,IORDY,DASP,PDIAG DMARQ,DIOW,DIORDMACK RESET MASTER
16 4
2
3
4
2
R+
L-
R-
L+
DACCK
ADOUT3
P1,P2
IECOUT
DAC4OUT
DAC0-3OUT
SRCK,LRCK
ADOUT0-2
2
2
3
PON
3
2
6
30
ATAPI I/F
P7,P8
NRST
POR
SW2
SW1
2
4
SW EIEND
P12(CE)
CLAMP/BIAS,
POWER SAVE

5
DDX7032/7032M/712
DNX7120/7220/7320
COMPONENTS DESCRIPTION
●VIDEO CONTROL UNIT (X15-115x-xx/X15-117x-xx)
Ref. No. Application / Function Operation / Condition / Compatibility
IC3 5V regulator T_P+5V, BU_DET
IC4 3.3V regulator TILT3.3V
IC8 3.3V regulator TC3.3V
IC200 DC-DC control IC DC-DC control (MECHA8V, V5V, SW5V (D5V))
IC201 DC-DC control IC DC-DC control (SW3.3V, P5V, USB5V)
IC400 E2MROM For saving the settings
IC401 E2MROM For ROM correction
IC402 Reset IC System μ-com reset
IC403 Buffer Buffer for DVBT communication
IC404 MPU System μ-com
IC405 AND 3.3→5V level conversion (NAVI_RX)
IC500 Op amp AMP for BT audio
IC501 VIDEO ISO AMP iPod video signal
IC502 Audio selector MAIN
IC503 Buffer BT control signal buffer
IC504 AUDIO ISO AMP iPod audio signal
IC505 Audio selector SUB
IC600 Video switch NAVI or GRAPHIC
IC601 Video switch DVD or NAVI & GRAPHIC
IC604 NOT 3.3→5V level conversion (NAVI_SYNC)
IC606 SYNC SW GRAPHIC or NAVI
IC608 Buffer VSY buffer
IC609 Video switch X15, X34 VIDEO, COMP
IC612 NOT NAVI_SYNC reversal
IC700 MOTOR DRIVER TILT MECHA
Q1 SW BU_DET detection circuit
Q2,3 SW P-ON 14V control
Q4,5,11,12 SW BU_DET detection circuit
Q13 SW P-ON 14V control
Q14 SW BU_DET detection circuit
Q15 SW FET P-ON 14V ON/OFF
Q16~18 SW BU_DET detection circuit
Q19 Short protection BU power supply regulator (8.5V)
Q20 8.5V regulator control BU power supply regulator (8.5V)
Q21 8.5V regulator BU power supply regulator (8.5V)
Q22,23 8.5V regulator control BU power supply regulator (8.5V)
Q28 8V regulator DVD A8V regulator
Q29,31,32 8V regulator control DVD A8V regulator
Q35 8V regulator A8V regulator
Q37~39 8V regulator control A8V regulator
Q44,45 SW T_P5.0V switch
Q46 9V regulator control LED9V regulator

6
DDX7032/7032M/712
DNX7120/7220/7320
COMPONENTS DESCRIPTION
Ref. No. Application / Function Operation / Condition / Compatibility
Q47 9V regulator LED9V regulator
Q48,49 SW TILT3.3V switch
Q200 SW DC-DC protection control
Q201 SW DC-DC output voltage switching
Q202~204 SW DC-DC protection control
Q205 SW DC-DC SW FET (5V or 8.0V)
Q206 SW DC-DC SW FET (5V)
Q207 SW DC-DC SW FET (3.3V)
Q208 SW DC-DC SW FET (5V)
Q400 SW TV RESET
Q402 SW μ-com reset SW
Q403,404 SW SI
Q500,501 SW Reset circuit of Garmin NAVI
Q502,503 SW Audio switching MAIN L/R output SW
Q504 SW Reset circuit of Garmin NAVI
Q505 SW Disk slot LED control
Q506 SW X35 REMO and W_REMO detection and NAVI_REMO output
Q507,508 SW Audio switching SUB L/R output SW
Q509 SW Disk slot LED control
Q510 SW MIX_REMO output
Q600 SW RGB signal_R
Q601 SW RGB signal_G
Q602 SW RGB signal_B
Q603 SW MUTE of RGB signal_R
Q604 SW MUTE of RGB signal_G
Q605 SW MUTE of RGB signal_B
Q700 Buffer SPDIF signal
Q850 MUTE DVD MUTE (Lch)
Q851 MUTE DVD MUTE (Rch)
Q852 SW DVD MUTE control
●SWITCH UNIT (X16-6280-10)
Ref. No. Application / Function Operation / Condition / Compatibility
IC1 Remote control sensor Infrared Detection unit for Remote Control
●AUDIO UNIT (X17-2030-10)
Ref. No. Application / Function Operation / Condition / Compatibility
IC1 OP amp For audio signal amplification (Center, Sub-woofer)
IC2 OP amp For audio signal amplification (Rear)
IC3,4 OP amp For audio signal amplification (Front)
IC5 BASS MANAGEMENT BASS MANAGEMENT
IC6 CODEC DIR and A/D, D/A converter
IC7 DSP Processing of computing for Dolby 5.1ch, dts etc.

7
DDX7032/7032M/712
DNX7120/7220/7320
COMPONENTS DESCRIPTION
Ref. No. Application / Function Operation / Condition / Compatibility
IC8 3-terminal regulator DSP_D3.3V POWER SUPPLY
IC10 3-terminal regulator DSP_D1.25V POWER SUPPLY
●CONTROL CIRCUIT UNIT (X29-4490-xx)
Ref. No. Application / Function Operation / Condition / Compatibility
IC100~102 OP amp 5V_AMP
IC103 Voltage Converter Power supply (9V→-9V)
Q4 Transistor AV OUT_AR Mute
Q5 Transistor Mute SW for AV OUT
Q6 Transistor AV OUT_AL Mute
Q100 Transistor PRE FL_Mute
Q101 Transistor PRE OUT F/R Mute SW
Q102 Transistor PRE FR_Mute
Q103 Transistor PRE RL_Mute
Q104 Transistor PRE RR_Mute
Q105 Transistor PRE SWR_Mute
Q106 Transistor PRE OUT SWR/CENTER Mute SW
Q107 Transistor PRE CENTER_Mute
Q108 Transistor P_ON SW
Q109,110 Transistor +B sw
Q111~116 Transistor Voltage Converter circuit (9V→-9V)
Q200~205 Transistor Relay SW1 output, and over current detection circuit
Q206~211 Transistor Relay SW2 output, and over current detection circuit
●ELECTRIC UNIT (X34-584x-xx/X34-598x-xx)
Ref. No. Application / Function Operation / Condition / Compatibility
IC100 3-terminal regulator DSP_A5V circuit
IC101 3-terminal regulator T8V (Distributor power supply) circuit
IC102 Op amp PW-IC midpoint circuit
IC103 3-terminal regulator Generate SEL_A5V (AV selector AK4220)
IC104 3-terminal regulator Generate SEL_3.3V (AV selector AK4220)
IC105 Op amp PW-IC midpoint circuit
IC106 3-terminal regulator Generate A8V (Audio 8V)
IC200 AV selector Audio/Video signal selector
IC201 Op amp AV selector ISO-AMP
IC202 Op amp AV-IN2 ISO-AMP
IC203 EVOL IC Audio volume control and audio signal selection
IC300 Op amp Buffer for ADC-L/R signal
IC303 Logic IC (Buffer) DSP, CODEC control and Data signal processing
IC304 Logic IC (AND) DSP, CODEC control and Data signal processing
IC500 RDS decoder IC For RDS signal processing and demodulation
IC550 Logic IC (Inverter) Processing of remote controller signal from NAVI
IC650 Logic IC (AND) Switching of SAT_TX data

8
DDX7032/7032M/712
DNX7120/7220/7320
COMPONENTS DESCRIPTION
Ref. No. Application / Function Operation / Condition / Compatibility
IC701 Voltage detection IC μ-com reset voltage (3.5V) monitoring
IC702 Pin100 μ-com Mainly control Audio board
IC704 Power IC Power amplifier for speaker output
IC705 3-terminal regulator DSP_D5V circuit
Q1,2 Transistor P_CON output circuit
Q3 Transistor Reverse detection circuit
Q4 Transistor P_CON output circuit
Q5 Transistor Parking detection circuit
Q6 Transistor P_CON output circuit
Q7 Transistor ANT_CON output circuit
Q8 Transistor ILLUMI detection circuit
Q9 Transistor ANT_CON output circuit
Q10 Transistor BU detection circuit
Q11 Transistor EXT_CONT output circuit
Q13 Transistor SURGE detection circuit
Q14 Transistor ACC detection circuit
Q100 Transistor DSP_A5V circuit
Q101 Transistor PW-IC midpoint circuit
Q102 Transistor DSP_A5V circuit
Q103 Transistor PW-IC midpoint circuit
Q104 Transistor T8V circuit (E-TYPE ONLY)
Q105 Transistor BU5V circuit
Q106 Transistor PW-IC midpoint circuit
Q107 Transistor T8V circuit (E-TYPE ONLY)
Q108 Transistor BU5V circuit
Q109,110 Transistor PW-IC midpoint circuit
Q111,112 Transistor SW5V circuit
Q113,114 Transistor SIR_SW14V circuit (K/R-TYPE ONLY)
Q115,116 Transistor A8V circuit
Q117 Transistor SIR_SW14V circuit (K/R-TYPE ONLY)
Q118 Transistor A8V circuit
Q119 Transistor SIR_SW14V circuit (K/R-TYPE ONLY)
Q120~122 Transistor DSP_D8V circuit
Q300~302 Transistor ADC_MUTE circuit
Q500,501 Transistor On during AM (Tuner8V)
Q650,651 Transistor SAT_RX SW circuit
Q652 Transistor SIRIUS_DET SW circuit
Q700 Transistor RESET detection circuit
Q701 Transistor DET MUTE circuit (Trigger Reset)
Q702 Transistor Video signal detection circuit (AV selector →μ-com)
Q703 Transistor AV selector control RESET circuit
Q704 Transistor DET MUTE circuit (Trigger Reset)
Q705 Transistor AV selector control circuit

9
DDX7032/7032M/712
DNX7120/7220/7320
COMPONENTS DESCRIPTION
Ref. No. Application / Function Operation / Condition / Compatibility
Q706 Transistor DET MUTE circuit (Trigger Reset)
Q707 Transistor AV selector control circuit
●VIDEO UNIT (X35-4940-xx)
Ref. No. Application / Function Operation / Condition / Compatibility
IC1 Inverter control IC Control and drive the inverter circuit for the back light
IC100 Mono-multi Delay 5V power supply for DC/DC IC
IC101 NOT Reverse
IC102 DC/DC converter IC +12.5V/-12.0V power supply for VCOM amplifier and +15.0V power supply for LCD
IC200 Op amp For VCOM amplifier
IC300 Regulator 2.5V regulator
IC301 Chroma and Gamma T/C Control LCD module
IC302 OR 3.3V conversion
IC303 F ROM For Mstar FW
IC304 NOT Reverse
Q1 5V constant voltage 5V power supply for inverter control IC
Q2,3 Inverter driver Drive the inverter circuit
Q4 Dimmer SW Be turned on or off by the PWM control signal to dim or not to dim the back light.
Q5 Switch SW to change the free run frequency of inverter control IC
Q140,141 -10.0V regulator control -10V regulator for LCD
Q202,203,205 Buffer For VCOM current amplification
Q300,301 Buffer For Chroma trap
Q302 Switch NTSC/PAL switching
Q303,304 Switch For Mstar RESET
Q500 Touch panel X1 SW X1 SW: Be turned on when the touch panel is touched or when there is an input at X
axis, and apply voltage.
Q501 Touch panel X0 SW X0 SW: Be turned on when there is an input at X axis, and apply voltage
Q502 Touch panel Y1 SW Y1 SW: Be turned on when there is an input at Y axis, and apply voltage
Q503 Touch panel Y0 SW Y0 SW: Be turned on when there is an input at Y axis, and apply voltage
Q504 Touch panel Y0/Y1 SW Y0/Y1 SW: Be turned on when there is an input at Y axis, and be turned off when there
is an input at X axis
Q600,601 LED SW Control LED (PWM control).
●DIGITAL I/O UNIT (X88-2030-xx)
Ref. No. Application / Function Operation / Condition / Compatibility
IC100 Fixed Current Limit
Power Distribution Switch Large current distribution switch for USB1
IC101 Fixed Current Limit
Power Distribution Switch Large current distribution switch for USB2
IC104 Exclusive OR Gate EP_SYNC (composite sync) output
IC105 Low Dropout Voltage
Linear Regulator SW3.3V→1.8V (for EP9307IRZ)
IC106 System-On-Chip Processor Media Processor
IC108 Inverter E_HSYNC Buffer
IC200 Triple Inverter Sub Clock Buffer

10
DDX7032/7032M/712
DNX7120/7220/7320
COMPONENTS DESCRIPTION
Ref. No. Application / Function Operation / Condition / Compatibility
IC202,203 SDRAM 256Mbit SDRAM for work memory
IC207 iPod Authentication Coprocessor iPod Authentication
IC211 NOR Flash Memory 256Mbit Flash Memory for program data and graphic data
IC302 Color TV signal encoder Graphic signal digital/analog converter
IC305 Dual OP-Amp (LPF) Stereo DAC Output LPF
IC901 Stereo DAC Audio signal digital/analog converter
IC902 Low Dropout Voltage Regulator A8V→A5V (for Stereo DAC and LPF)
IC903 Dual 2-input AND Gate Output ENABLE for MIC2005-08YM6
●DAUGHTER UNIT (X89-3062-71)
Ref. No. Application / Function Operation / Condition / Compatibility
Q1 AMP GAIN_AMP in FM band
●DVD UNIT (X37-1120-06)
Ref. No. Application / Function Operation / Condition / Compatibility
IC1 One chip LSI for DVD player
RF signal processing / Servo processing / Decoding processing / AV decoding
processing
IC5 FLASH ROM To retain F/W for one chip LSI (Nonvolatile memory)
IC9 EEP ROM To retain data for one chip LSI (Nonvolatile memory)
IC10 Driver IC Fo coil / Tr coil / SP motor / SLD motor / LO-EJ motor drive
IC12 1ch video AMP +6dB amplifier with internal composite video output filter
IC21 2-output switching REG 5V→3.3V/1.2V
IC39 OP-AMP for Iop measurement For Iop measurement
IC42 Logic IC for port extension For port extension
IC49 Low voltage logic For S/PDIF signal amplitude conversion (3.3V→1.2V)
IC54 SDRAM To retain data for one chip LSI (Nonvolatile memory)
IC55,56 Logic IC for port extension For port extension
Q1 Transistor with internal resistor LO_MUTE control
Q2 Transistor with internal resistor For FG signal
Q3 Transistor with internal resistor For BMS
Q4 Transistor with internal resistor DRMUTE control
Q10 Front end transistor for APC Control of CD laser diode emission
Q11 Front end transistor for APC Control of DVD laser diode emission
Q12 Rear end transistor for APC Control of CD laser diode emission
Q13 Rear end transistor for APC Control of DVD laser diode emission
Q14 MOS-FET ON/OFF control of CD laser diode
Q15 MOS-FET ON/OFF control of DVD laser diode
Q20 MOS-FET for level shifter Level shifter for I2C clock
Q21 MOS-FET for level shifter Level shifter for I2C data
Q24 MOS-FET For Iop measurement
Q25 Transistor with internal resistor IFSEL control
Q27 Transistor with internal resistor HFM ON/OFF control
Q28 Transistor for APC For CD laser diode protection (Current limiter)
Q29 Transistor for APC For DVD laser diode protection (Current limiter)

11
DDX7032/7032M/712
DNX7120/7220/7320
●SYSTEM MICROCOMPUTER: 30878MJBA24GP (X15: IC404)
Pin No. Pin Name I/O Application
True Value
Table Processing Operation Description
1AV_SDA/TC_
SDA/E2P_SDA I/O Communication data between AV_SW, T/C, and E2P
2NC ONC
3 HSY I Hsync input: For VCOM adjustment input from X35
4 MIX_REMO I Remote controller data input
5 SYS_MDATA O Data output to AUDIO μ-com
6 SYS_SDATA I Data input from AUDIO μ-com
7 SYS_CLK O Communication clock with AUDIO μ-com
8 SYS_MREQ O Request to AUDIO μ-com
9 SYS_SREQ I Request from AUDIO μ-com
10 SYS_ON O ON/OFF control of AUDIO μ-com
11 X0 O Touch panel control
12 X1 O Touch panel control
13 Y0 O Touch panel control
14 ACC_DET I ACC detection L: ACC ON
15 BYTE I External data bus width switching Connected to Vss since this is a single chip
16 CNVSS I Terminal for writing data in μ-com “L” during the normal operation
17 XCIN I Sub clock input 32.768kHz
18 XCOUT O Sub clock output 32.768kHz
19 RESET I L: RESET
20 XOUT O Main clock output 11.0592MHz
21 VSS -
22 XIN I Main clock input 11.0592MHz
23 VCC1 -
24 NMI I Not used
25 BU_DET I BU detection L: BU ON, H: Reduced voltage
26 TV_SC_REQ I Communication request from TV_COM
27 TV_MC_REQ O Communication request to TV_COM
28 TV_SC_CON O Start request to TV_COM
29 TV_SC_DATA I DATA input from TV_COM
30 TV_CLK O CLK output to TV_COM
31 TV_MC_DATA O DATA output to TV_COM
32 PWM O LCD brightness control PWM output
33 POWER_PWM O DC-DC_IC oscillation frequency control 381kHz or 316kHz
34 TV_JUDGE I Determination of TV_BOX if it is old or new H: Old, L: New
35 INV_PWM O Inverter oscillation frequency control PWM output
36 NAVI_RX I Navi control data input
37 NAVI_TX O Navi control data output
38 TXD O Terminal for writing data in μ-com
39 VCC1 -
40 RxD I Terminal for writing data in μ-com
41 VSS -
42 SCLK I Terminal for writing data in μ-com
MICROCOMPUTER’S TERMINAL DESCRIPTION

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DDX7032/7032M/712
DNX7120/7220/7320
Pin No. Pin Name I/O Application
True Value
Table Processing Operation Description
43 BUSY O Terminal for writing data in μ-com
44 DVD_SDA I/O Communication data with DVD mechanism
45 DVD_SCL O Communication clock with DVD mechanism
46 DISC_DET I Disc detection L: Detected (Disc is found)
47 NAVI_OFF_DET I Standby request for Navi power supply Off Not used
48 DVD_RESET O Reset of DVD mechanism
49 TMOTOR_P O Tilt control of the tilt mechanism
50 TMOTOR_M O Tilt control of the tilt mechanism
51 NC O NC Not used
52 AOUT_SW1 O AUDIO selector switching w
53 AOUT_SW2 O AUDIO selector switching w
54 EPM I
55 AOUT_MUTE O AUDIO selector switching w
56 AOUT_SW3 O AUDIO selector switching w
57 VSS -
58 NC O NC Not used
59 VCC2 -
60 LED_PWM O KEY LED brightness control H: Turn on.
61-63 NC O NC Not used
64 RGB_MUTE O RGB MUTE control H: MUTE ON
65 CE I
66,67 NC O NC Not used
68 RGB_SW2 O RGB selector switching w
69 RGB_SW3 O RGB selector switching w
70 PGOOD I Error detection in DC-DC_IC L: Power supply error detected
71 POWER_START O DC-DC_IC soft start L: Start, H: Stop
72 LED_ON O Disc slot LED ON/OFF H: LED ON, L: LED OFF
73 NC O NC Not used
74 VCC2 -
75 NC O NC Not used
76 VSS -
77 SI O SI control When ACC is OFF: Repetition of H and L
78 SRC I Source key L: SRC
79,80 NC O NC Not used
81 EP_BU_DET O Make X88 recognize the BU detection Not used. Output is fixed to L
82 EP_STBY I Media processor standby Not used
83 EP_INI O Media processor initial
84 EP_CON O Permission to operate media processor Not used. Output is fixed to L
85 EP_RST O Media processor reset
86 EP_SREQ I Request from media processor
87 EP_MREQ O Request to media processor
88 EP_RX I Media processor control data input
89 NC O NC Not used
90 EP_TX O Media processor control data output
MICROCOMPUTER’S TERMINAL DESCRIPTION

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DDX7032/7032M/712
DNX7120/7220/7320
Pin No. Pin Name I/O Application
True Value
Table Processing Operation Description
91 VCC2 -
92 PON O Power ON/OFF control H: Power ON
93 VSS -
94 MCNT O Switching of tilt mechanism power supply voltage H: 8V, L: 5V
95 JIGU_EJ I Operable without tilt mechanism
96-99 NC O NC Not used
100 WRT_E2P I Used for writing data in E2P H: E2P access, L: Normal
101 NC O NC Not used
102 VD I For VCOM adjustment
103,104 NC O NC Not used
105 EJECT I Eject key
106,107 NC O NC Not used
108 INV_SW O Switching of Inverter free run frequency
109 ENABLE O Back light ON/OFF H: ON, L: OFF
110 WRT_TC I Used to update T/C H: T/C access, L: Normal
111~113 NC O NC Not used
114 TYPE1 I Destination setting q
115 TYPE2 I Destination setting q
116 TYPE3 I Destination setting q
117-121 NC O NC Not used
122 TYPE0 I Destination setting q
123 TC_RESET O Reset of T/C
124 NT_PAL_IN I NTSC/PAL identification input H: NTSC, L: PAL
125 VMUTE O VMUTE of X35 H: MUTE ON
126 MST_WAIT I MST WAIT request
127 TC_R I For RGB auto adjustment Not used
128 TC_G I For RGB auto adjustment Not used
129 TC_B I For RGB auto adjustment Not used
130 VSS -
131 VCOM I For γcurve auto adjustment / DEF.2.8V
132 VCC1 -
133-135 NC O NC Not used
136 KEY3 I Key
137 XDATA I Touch data input
138 YDATA I Touch data input
139 R_SENS I Panel mechanism tilt detection
140 AVSS -
141 A_REMO I Analog remote controller for Matsuda Not used
142 VREF I
143 AVCC -
144 AV_SCL/TC_
SCL/E2P_SCL O Communication clock with AV_SW, T/C, and E2P
MICROCOMPUTER’S TERMINAL DESCRIPTION

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DDX7032/7032M/712
DNX7120/7220/7320
Truth value table
qDestination setting
MODEL Category
Destina-
tion TYPE3 TYPE2 TYPE1 TYPE0
Low
DDX
K001*
E----
M/M2 0 0 1 *
V/X 0 0 1 *
R001*
DNX
K011*
E011*
M011*
X011*
R----
Mid
DDX
K101*
E/E2 1 0 1 *
M/M2 1 0 1 *
X101*
R101*
DNX
K111*
E111*
M----
X----
R----
TYPE0 is an AD input.
Refer to the next table (TYPE0 Setup Voltage) for “*”.
TYPE0 Setup Voltage (Power supply voltage = 3.3)
Destination
Settings for μ-com
Pull down
resistance
Pull up
resistance
min Mid point
voltage max
K 0.00 0.00 0.41 10 None
E/E2 0.42 0.83 1.23 3.3 10
M/M2 1.24 1.65 2.06 10 10
V/X 2.07 2.48 2.88 30 10
R 2.89 3.30 None 10
wSW truth value table
Audio switching
MAIN L/R output SW
Pin No 52 53
Terminal name AOUT_SW1 AOUT_SW2
Control IC TC4052BFT (IC502)
USB 0 0
DVD 0 1
IPOD 1 0
BT 1 1
SUB L/R output SW
Pin No 55 56
Terminal name AOUT_MUTE AOUT_SW3
Control IC TC4052BFT (IC505)
-00
DVD 1 0
iPod 1 1
Set “-” in the other unit than DVD and iPod.
Video switching (RGB)
MONITOR output SW
Pin No 68 69 64
Terminal name RGB_SW2 RGB_SW3 RGB_MUTE
Control IC NJM2286V
IC600
NJM2286V
IC601
GRA 0 0 0
NAVI 1 0 0
DVD - 1 0
MUTE - - 1
MUTE in TV, IPOD, AVIN or BCAM.
MICROCOMPUTER’S TERMINAL DESCRIPTION

15
DDX7032/7032M/712
DNX7120/7220/7320
●AUDIO MICROCOMPUTER: 30624MWPB74GP (X34: IC702)
Pin No. Pin Name I/O Application
True Value
Table Processing Operation Description
1 PON O Control of peripheral power supply H: ON, L: OFF
2 P_CON O PCON control H: EXCEPT, L: When STANDBY or POWER OFF
3 CODEC_DO O CODEC control (Mid)
3 NC O Not used (Low) Output is fixed to L
4 CODEC_DI I CODEC control (Mid)
4 NC O Not used (Low) Output is fixed to L
5 CODEC_CLK O CODEC control (Mid)
5 NC O Not used (Low) Output is fixed to L
6 BYTE I External data bus switching Fixed to “L” since this is a single chip
7 CNVSS I Emulator connection H: Program write mode, L: Normal operation
8,9 NC O Not used Output is fixed to L
10 RESET I μCOM hard reset H: Normal operation, L: Reset
11 XOUT O Oscillator 11MHz (Internally the unit operates at the
frequency of 2 times of the oscillator frequency)
12 VSS -
13 XIN I Oscillator 11MHz (Internally the unit operates at the
frequency of 2 times of the oscillator frequency)
14 VCC1 -
15 NMI I Fixed to “H” for writing-in.
16 R_CLK I RDS CLK input (K, E, M, R)
16 NC O Not used (X, V) Output is fixed to L
17 CODEC_ERROR I CODEC ERROR input (Mid)
17 NC O Not used (Low) Output is fixed to L
18 NC O Not used Output is fixed to L
19 CODEC_CS O CODEC chip select (Mid)
19 NC O Not used (Low) Output is fixed to L
20 BEEP O Beep Pulse output
21,22 NC O Not used Output is fixed to L
23 BM_SW O Bass Management (Mid)
23 NC O Not used (Low) Output is fixed to L
24 AD_MUTE O CODEC input section MUTE (Mid) H: MUTE OFF, L: MUTE ON
24 NC O Not used (Low) Output is fixed to L
25 DSP_RST O DSP: Reset (Mid)
25 NC O Not used (Low) Output is fixed to L
26 DSP_SS O DSP chip select (Mid)
26 NC O Not used (Low) Output is fixed to L
27 TUN_SCL O RADIO TUNER control
28 TUN_SDA I/O RADIO TUNER control
29 EM_TX O Communication with emulator
29 SAT_TX O Communication with SAT
30 EM_RX I Communication with emulator
MICROCOMPUTER’S TERMINAL DESCRIPTION

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DDX7032/7032M/712
DNX7120/7220/7320
Pin No. Pin Name I/O Application
True Value
Table Processing Operation Description
30 SAT_RX I Communication with SAT
31 EM_CLK I Communication with emulator
32 BUSY O Output of BUSY signal during writing-in
33 SYS_SDATA O Communication between μ-coms
34 SYS_MDATA I Communication between μ-coms
35 SYS_MCLK I Communication between μ-coms
36 SYS_SREQ O Communication between μ-coms
37 SYS_MREQ I Communication between μ-coms
38 NC O Not used Output is fixed to L
39 EPM I Emulator connection Logic is fixed by pull down
40 SIR_DET I Detection of SIRIUS (13P↔8P conver-
sion cable) connection H: Connected, L: Not connected
41 SIR_PON O SW14 control (K, R) H: ON, L: OFF
42 SAT_RST O SAT RESET (K,R)
43 SAT_CON O Communication with SAT (K, R)
44 CE I Emulator connection Logic is fixed by pull up.
45 SEL_SCL O ASEL control I2C CLK
46 SEL_SDA I/O ASEL control I2C DATA
47 V_DET I Video signal detection
48 AV_PDN O ASEL control RESET
49 NC O Not used Output is fixed to L
50 AVOUT_SEL O AVOUT SEL control (Not used) Not used. Output is fixed to L
51 NC O Not used Output is fixed to L
52 NC O Not used Output is fixed to L
53 TUN_IFC I RADIO TUNER control H: Station found, L: Station not found
54 R_AFS_H O RADIO TUNER control
55 AM+B O RADIO TUNER control H: AM, L: EXCEPT
56 R_DATA I RDS control (K, E, M, R)
56 NC O Not used (X, V) Output is fixed to L
57 R_QUAL I RDS control (K, E, M, R)
57 NC O Not used (X, V) Output is fixed to L
58 PRE_MUTEF O F pre-out mute H: MUTE OFF, L: MUTE ON
59 PRE_MUTER O R pre-out mute Not used. Output is fixed to L
60 VCC2 -
61 PRE_MUTESW O SW pre-out mute H: MUTE OFF, L: MUTE ON
62 VSS -
63 AUDIO_MUTE0 O EVOL rear stage mute H: MUTE OFF, L: MUTE ON
64 AUDIO_MUTE1 O EVOL rear stage mute H: MUTE OFF, L: MUTE ON
65 AUDIO_MUTE2 O EVOL rear stage mute H: MUTE OFF, L: MUTE ON
66 AUDIO_MUTEA O EVOL front stage mute (Not used) Not used. Output is fixed to L
67 AUDIO_MUTEB O EVOL front stage mute H: MUTE OFF, L: MUTE ON
68 AUDIO_MUTEC O EVOL front stage mute H: MUTE OFF, L: MUTE ON
MICROCOMPUTER’S TERMINAL DESCRIPTION

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DDX7032/7032M/712
DNX7120/7220/7320
Pin No. Pin Name I/O Application
True Value
Table Processing Operation Description
69 E2P_SCL O E2P control I2C CLK
69 AUD_SCL O EVOL control I2C CLK
70 E2P_SDA I/O E2P control I2C DATA
70 AUD_SDA I/O EVOL control I2C DATA
71 A_WRT_E2P I E2P writing-in control H: E2PROM writing-in, L: EXCEPT
72 SYS_ON I Start request from system μ-com
73 BU_DET I Reduced voltage detection H: Reduced voltage, L: Normal
74 RELAY_SW1 O Relay 1 control H: Relay ON, L: Relay OFF
75 RELAY_SW2 O Relay 2 control H: Relay ON, L: Relay OFF
76 RELAY_DET1 I Relay 1 output error detection
(Short, Over current)
When “RELAY_SW1” is “Hi”,
L: Normal, H: Error (“Hi” when SW1 is Low)
77 RELAY_DET2 I Relay 2 output error detection
(Short, Over current)
When “RELAY_SW2” is “Hi”,
L: Normal, H: Error (“Hi” when SW2 is Low)
78 REV_DET I Reverse detection H: Reverse OFF, L: Reverse ON
79 PAK_DET I Parking detection H: Parking ON, L: Parking OFF
80 ILL_DET I Illumi detection H: Illumi OFF, L: Illumi ON
81 A_REMO O Remote controller input for Matsuda Not used. Output is fixed to L
82 ANT_CON O ANT CON control H: ANT UP, L: ANT DOWN
83 EXT_CON O EXT CON control H: OFF, L: ON
84 PWIC_STBY O PWIC control H: POWER ON, L: POWER OFF
85 PWIC_MUTE O PWIC mute H: MUTE OFF, L: MUTE ON
86 RIP_MUTE O PWIC power supply control (Mid) H: MUTE OFF, L: MUTE ON
86 NC O Not used (Low) Output is fixed to L
87 A_TYPE3 I Destination setting q
88 A_TYPE2 I Destination setting q
89 A_TYPE1 I Destination setting q
90 A_TYPE0 I Destination setting (K, E, M, X) q
91 R_NOISE I RADIO TUNER control Noise input
92 TUN_SMET I RADIO TUNER control S meter input
93 LINE_MUTE I LINE MUTE input detection Normal: 1.6V, TEL MUTE: 1V or less, NAVI MUTE:
2.5V or more
94 AVSS -
95 PWIC_DCDET I Detection of SP output DC offset H: Normal, L: Offset detection
96 VREF -
97 AVCC -
98 DSP_SI I DSP control (Mid)
98 NC O Not used (Low) Output is fixed to L
99 DSP_SO O DSP control (Mid)
99 NC O Not used (Low) Output is fixed to L
100 DSP_SCL O DSP control (Mid)
100 NC O Not used (Low) Output is fixed to L
MICROCOMPUTER’S TERMINAL DESCRIPTION

18
DDX7032/7032M/712
DNX7120/7220/7320
Truth value table
qDestination setting
MODEL Category
Destina-
tion TYPE3 TYPE2 TYPE1 TYPE0
Low
DDX
K001*
-----
M/M2 0 0 1 *
V/X 0 0 1 *
R001*
DNX
K011*
E011*
M011*
X011*
-----
Mid
DDX
K101*
E/E2 1 0 1 *
M/M2 1 0 1 *
X101*
R101*
DNX
K111*
E111*
-----
-----
-----
TYPE0 is AD input.
Refer to the next table (TYPE0 Setup Voltage) for “*”.
TYPE0 Setup Voltage (Power supply voltage = 5)
Destination
Settings for μ-com
Actual
pull down
resistance
(kΩ)
Actual
pull up re-
sistance
(kΩ)
min Mid point
voltage max
K 0.00 0.00 0.62 10 None
E/E2 0.63 1.25 1.87 3.3 10
M/M2 1.88 2.50 3.12 10 10
V/X 3.13 3.75 4.37 30 10
R 4.38 5.00 None 10
●MEDIA MICROPROCESSOR: EP9307IRZ (X88: IC106)
Pin No. Pin Name I/O Application
True Value
Table Processing Operation Description
A1 #CS1 I Watchdog startup q
A2 #CS7 I BOOT bus width select w
A3 SDCLKEN O SDRAM clock enable
A4 DA31 I/O Data bus
A5 DA29 I/O Data bus
A6 DA27 I/O Data bus
A7 NC
A8 #RD O Memory read
A9 MIIRXD3 I (ETHER I/F for design)
A10 RXDVAL I (ETHER I/F for design)
A11 MIITXD1 O (ETHER I/F for design)
A12 CRS I (ETHER I/F for design)
A13 NC
MICROCOMPUTER’S TERMINAL DESCRIPTION

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DDX7032/7032M/712
DNX7120/7220/7320
Pin No. Pin Name I/O Application
True Value
Table Processing Operation Description
A14 IPOD_POW (NC) O Authentication chip power supply control (Not used)
A15 #WAIT I WAIT input (Not used)
A16 USB2_NEG I/O USB2 data (Not used)
A17 NC I
B1 AD25 O Address bus
B2 #CS2 I Watchdog startup q
B2 #CS2 O SRAM chip select
B3 #CS6 I BOOT bus width select w
B3 #CS6 O Nor Flash chip select
B4 AD20 O Address bus
B5 DA30 I/O Data bus
B6 AD18 O Address bus
B7 EP_STBY O Permission to turn OFF the mother power supply
B8 AD17 O Address bus
B9 RXCLK I (ETHER I/F for design)
B10 MIIRXD1 I (ETHER I/F for design)
B11 MIITXD2 O (ETHER I/F for design)
B12 TXEN O (ETHER I/F for design)
B13,14 NC
B15 USB2_POS I/O USB2 data (Not used)
B16 DA_MCLK O AUDIO DAC Master clock I2S
B17 3.3V
C1 AD23 O Address bus
C2 DA26 I/O Data bus
C3 #CS3 O SRAM chip select
C4 DA25 I/O Data bus
C5 AD24 O Address bus
C6 AD19 O Address bus
C7 EP_SREQ O EP9307 communication request
C8 #WR O Memory write
C9 MDIO I/O (ETHER I/F for design)
C10 MIIRXD2 I (ETHER I/F for design)
C11 TXCLK I (ETHER I/F for design)
C12 MIITXD0 O (ETHER I/F for design)
C13 CLD I (ETHER I/F for design)
C14 NC
C15 TRSTN I (JTAG I/F for design)
C16,17 NC
D1 #SDCS3 O SDRAM chip select
D2 DA23 I/O Data bus
D3 SDCLK O SDRAM clock Commercial product: 100MHz
Thermal expansion product: 92MHz
D4 DA24 I/O Data bus
D5 NC
MICROCOMPUTER’S TERMINAL DESCRIPTION

20
DDX7032/7032M/712
DNX7120/7220/7320
Pin No. Pin Name I/O Application
True Value
Table Processing Operation Description
D6 EP_MREQ I SysCom communication request
D7 DA28 I/O Data bus
D8 #EP_INI I Reset start notification
D9 AD16 O Address bus
D10 MDC O (ETHER I/F for design)
D11 RXERR I (ETHER I/F for design)
D12 MIITXD3 O (ETHER I/F for design)
D13 IPOD_BSY I iPod READY/BUSY L: BUSY, H: READY
D14 LOW_#MID I Setup of destination H: LOW model, L: MID model
D15 BT_RESET O BT reset
D16,17 NC
E1 #SDCS2 O SDRAM chip select
E2 #SDWE O SDRAM write enable
E3 DA22 I/O Data bus
E4 AD3 O Address bus
E5 DA15 I/O Data bus
E6 AD21 O Address bus
E7 DA17 I/O Data bus
E8-10 VDD R
E11 MIIRXD0 I (ETHER I/F for design)
E12 TXERR O (ETHER I/F for design)
E13 EP_CON I Permission to operate PE9307
E14 USB1_ERR I 5V over current detection in USB1 L: Over current is detected.
E15 USB1_EN O Control of USB1 5V over current detection IC L: USB5V OFF, H: USB5V ON
E16,17 NC
F1 #RAS O SDRAM RAS
F2 #SDCS1 O SDRAM chip select
F3 #SDCS0 O SDRAM chip select
F4 #DQM3 O Memory data mask
F5 AD5 O Address bus
F6-8 GND R
F9,10 VDD C
F11 GND R
F12 EP_BUDET I Momentary power down notification L: Normal operation
H: Momentary power down detection
F13 NC
F14 ADC_GND
F15 IPOD_RESET (NC) O Authentication chip reset control (Not used)
F16,17 NC
G1 #DQM0 O Memory data mask
G2 #CAS O SDRAM CAS
G3 DA21 I/O Data bus
G4 AD22 O Address bus
G5 VDD R
MICROCOMPUTER’S TERMINAL DESCRIPTION