2-1
BCK, LRCK, DACCK
DCLK, DDATA, DACPDN
MICIN
OUT
MIC_DA
MIC_CLK
MIC_FOUT
SW1, SW2
J700
SPEAKER
CENTER
(DX-U8,DX-U10)
PBL/R
PBL/R
Block diagram
Q9002
HP MUTE
IC705
A5V REG.
IC304
A9V REG.
IC302
ACM12V
REG.
IC306
MOTOR9V REG.
IC305
DVD5V
REG.
IC303
USB6V
REG.
IC305
3.3V REG.
IC302
D1.2V REG.
CN302(CN303)
CN830
FW301
CN931
CN304
IC301(IC307)
SURROUND
/CENTER AMP.
Q3401,Q3501,Q3601
PROTECTOR
CN800
CN720
CN730CN740
REC/PB
ERASE
HEAD
IC200
AUDIO
SIGNAL
PROCESSOR
PBL/R
RECL/R
PBMUTE
REC-BM
A/B
RECL/R
Q300,Q301,L300
BIAS OSC
HSW+RECB(ACMSFTY)
RECOUT(L)/(R)
BIN(L)/(R)
AIN(L)/(R)
Q110 ,Q111
MOTOR DRIVE A
Q120,Q121
SOLENOID DRIVE A
Tape record and playback section
PB 2WAY
CN200
PB
HEAD
Q200 to Q204
REC MUTE
PACK, ENDSW-A
CN220
Q140,Q141
MOTOR DRIVE B
Q150,Q151
SOLENOID DRIVE B
R/P 2WAY
MTR-B
R-REC, F-REC
PACK, ENDSW-B
SOL-B
SWITCH
M
M
MTR-A
MTR-A
MOTOR_A
ACMKEY_A, ENDSW_A
SOL-A
SOL-A
SOL_A
HEADSW
SOLENOID
CN110
SWITCH
M
MTR-B MOTOR_B
ACMKEY_B, ENDSW_B
SOL-B
SOL_B
SOLENOID
CN120
CN100
IC510
REMOCON
REM
FL500
FL
IC500,Q5011 to Q5014
FL DRIVER
FL display,LED,Key matrix,Remocon
D5004 to D5006
BASS/KARAOKE
/STANDBY LED
F-KEY2
F-KEY2, F-KEY3
LED-ILLU
S5011 to S5016
TAPE FUNCTION KEY
CN500
CN100
CN201
CN204 FW201
CN305
CN306
CN301
(CN307)
CN203
CN850
CN207
AC
INPUT
FAN MOTOR
CN101 CN102
S1000
VOLTAGE SWTCH
T1001
TRANS.
D2101
+/-VH BRIDGE
Q2300,Q2301
D2315,D2317
-35V REG./FL BIAS
D2001
+/-VL BRIDGE
FDVD, AMP-ON
FANSFTY, FANCTRL
SL, SR
CTR
AMP-ON
CTR
SL, SR
FDVD
VH+/-
VL+/-
FANCTRL
FANSFTY
CN901
JS901
J910
FW910
FW910
JS902
MICIN
MIC_CAL
J901
J902
MIC
VOLUME
ECHO
VOLUME
MIC1
MIC2
MICSW
MICVOL+/-
ECHO+/-
IC901
MIC AMP.
Microphone
USB,LED
Key matrix
Headphone
S5500 to S5517
DISC/TAPE KEY
FW501
FW501
FW500
Primary
section
System control & Audio section
IC820
MAIN
E.VOLUME
IC830,IC831
Q8030 to Q8032
Q8130 to Q8132
AHB CCT/SW
Q8040
MAIN
SMUTE
IC881
SW LPF
IC870
Q8070,Q8071
SURR E.VOL/MUTE
IC880
C/SW E.VOL
Q8180
SW
SMUTE
Q8081
C SMUTE
Q8403
Q8404
SW LEVEL
IC800,IC801
DVD FRONT
/SW MIX
IC810,Q8211,Q8212
AUX/TAPE SWITCH
IC850
KARAOKE
CN750
TO
TUNER
MODULE
AUXL/R
FL, FR, SW1, SW2
FL, FR
DC
IMP
DC
IMP
SL, SR, C
J800
AUX IN
Q7080
RESET
TU_DI, TU_DO
TU_CE, TU_CLK
TUL/R
IC770
MICON
MICVOL+/-
ECHO+/-
MIC_CAL
MICSW
HPMUTE
HPSW
FRONT
SURROUND(DX-U6)
VOLOUTL/R
C
L
R
SW1
SW2
LEVELFB
AHBL, AHBH
AIBASS_SW
SMUTE
MAIN_DA
VOL_CLK
C/SW_DA
VOL_CLK
SW_LEV1
SW_LEV2
SURR_DA
VOL_CLK
AUX/TAPE
IC771
EEPROM
EEP_DA
EEP_CLK
RESET
X7700
8MHz
REM
F-KEY1 to 3
LED_ILLU
LED_STBY
LED_BASS
LED_KROK
FL_CLK
FL_DA
FL_LATCH
LED_STBY
LED_BASS, LED_KROK
RY712
SPK
RELAY
RY767
SPK
RELAY
SUBWOOFER1
SUBWOOFER2
(DX-U8,DX-U10)
CN205
CN404
DC
IMP
HEAD
PHONE
Amp & Regurator section
Bridge section
IC201
DRIVER
IC451
MECHA CONT.
IC301
DV5
IC505
SDRAM
IC510
EEPROM
IC509
FLASH
ROM
IC452
EEPROM
CN101
A, B, C, D, E, F, RF+, LPC1, LPC2
F+/-
T+/-
FM+/-
WOUT
VOUT
UOUT
COM
LD(CD)
LD(DVD)
CPURST
DISCSET
DISCSTP
SCS, UCS
UCLK
S2UDT
U2SDT
DVD tray control section
Front panel section
CN1
CN451
IC1, IC2
TRAY/POSITION MOTOR DRIVER
MTOP, MTCL
POSMUP
POSMDN
TRAY/POSITION
MOTOR
M
CN2
SW1 to SW5
TRAY CLOSE SW
SW6
TRAY OPEN SW
MOTPSW
CLSWT1 to 5
CN3
CLSWT1 to 5
MOTPSW, MTOP, MTCL
POSMUP, POSMDN
CN453
SW8
SUB TRAY
END SW
W1
R1
POSITION
SENSOR
W2
CN452
LSENSOR STEDSW
Q101 to Q104
LASER DRIVER
NEXCE, NEXOE, NEXWE
EXADT0 to 15
EXDT0 to 15
EXADR16 to 20
DISPRST
DISPBUSY
DISPCS
DISPCK
DISPD2S
DISPS2D
MA0 to 11, MDQ0 to 15
BA0, BA1, DQM0, DQM1
MCK, NCSM, NRAS
NCAS, NWE
TX, DAC1OUT to DAC5OUT
EPDI, EPDO
EPCS, EPSK
X302,IC303
48MHz
IC453
3.0V DET
IC801,Q801
5V REG.
X301
27MHz
X451
8MHz
CN201
LPCO1
LPCO2
CDLDCUR
DVDLDCUR
SPDRV
TRSDRV
FODRV
TRDRV
FG
SPMUTE
TRVSW
SDA
SCK
LRMUTE
LRMUTE
DVD servo and system control section
IC701
FRONT DAC
IC702,IC703
REAR/C/SW DAC
FAOUTL/R
RAOUTL/R, CAOUT, SWAOUT
CAOUT
LOUT
ROUT
RVIN
SAOUT
SWAOUT
RECL/R
RAOUTL/R
CN702
CN810
CN703CN801
CN701
W580
CN811
J580
FAOUTL/R
ADINL/R
ADINL/R
AOUT1 to 2, DAC1CS, DAC2CS
AOUT0, DAC0CS
IC704
ADC
ADINL/RADIN, ADCPDN
USB
SMUTE
INL1, INR1
INL2
INR2
INL3
INR3
DVD
traverse
mechanism
Q3901,Q3902
FAN DRIVE
D7154
D7155,D7156
D7157
SW2
SW1
D7153
D7151,D7152
FL
FR
F-KEY1
F-KEY3, LED-ILLU
S5000 to S5010
FUNCTION KEY
D5500 to D5503,Q5500
ILLUMINATION LED
VH+/-
VL+/-
A6VA5V
D4V
P3.3V
S3.3V
D2V
DVDPWR
D1.2V
HPL/R
HPMUTE
HPL/R, HP-SW
HPSW
HPL/R
S3DC
S3DC
S3DC
S1
S1,S2,S3,S4,S3CT
S2
S1,S4
S4
S3
S3L
S3L
A9V
M12V
M9V
FL-35V
FL1
FL2
FL1(S4)
FL2(S4)
FL-35V
USB6V
A9V,M12V
D5V
S5V
USB6V
VL+/-
VH+/-
VL+/-
VH+/-
VL+/-
VH+/-
USB6V
USB6V
NEN
USB5V
USB5V
D+/-
DP
DM
D2200 to D2203
BRIDGE for REG.
S3DC
S3DC
S3L
S3DC
S3L
S3CT
D2204
S3L BRIDGE
S3L
Used for except
Area suffix A
Used
for
except
DX-U6
Used for except DX-U6
Used for
DX-U6
Used for DX-U6
Used for
DX-U6
Used for DX-U6
Used for except DX-U6
Used for except DX-U6
Used for except DX-U6
Used for except DX-U6
Used for except DX-U6
AMP-ON
PRT
AMP-ON
CN403
CN820
IC401(IC403)
FRONT AMP.
IC402
SUBWOOFER AMP.
Q4901 to Q4904
Q4601,Q4701,Q4951
PROTECTOR
Q4101,Q4201
PROTECTOR
FL, FR
FL
FR
SW
SW
PRT
Amp section
Used for DX-U10
Q7000
F/SW_RLY
Q7010
SURROUND
(DX-U8,DX-U10)
SL
SR
SL
SR
C
RY734
RY756
SPK
RELAY
C/R_RLY
FL_CLK
FL_DA, FL_LATCH
P1 to 24
G1 to 14
PBMUTE, REC-B/M, A/B
ACMSFTY
MOTOR_A, ACMKEY_A
ENSW_A, SOL_A
HEADSW
MOTOR_B, ACMKEY_B
ENSW_B, SOL_B
CN930 CN920CN921
CN760
IC920
VIDEO
DRIVER
OPTICAL
DIGITAL OUT
TX
C, Y-1, Y-2, Cb, Cr
V_I/P, V_MUTE
Video & Digital output section
IC930 J921
COMPONENT
VIDEO OUT
J920
S/COMPOSITE
VIDEO OUT
Y
Cb
Cr
Y
C
CV
DISPRST, DISPBUSY, DISPCS
DISPCK, DISPD2S, DISPS2D
DISPRST, DISPBUSY, DISPCS
DISPCK, DISPD2S, DISPS2D,
V_I/P, V_MUTE
USB6V
D5V,S5V,USB6V,M9V
SL, SR, C
NOTES: (IC403) Used for DX-U10
NOTES: (CN303) Used for DX-U6
NOTES:
(CN307)
Used for
DX-U6
NOTES: (IC307) Used for DX-U8
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