Block Diagram - JVC DX-U10A Service Manual

Block diagram

TRAY/POSITION
SW6 MOTPSW
M
MOTOR TRAY/POSITION MOTOR DRIVER
TRAY OPEN SW
SW1 to SW5 CLSWT1 to 5
TRAY CLOSE SW
DVD servo and system control section
A, B, C, D, E, F, RF+, LPC1, LPC2
LPCO1
LD(CD) LPCO2
LD(DVD) Q101 to Q104 CDLDCUR
DVDLDCUR
LASER DRIVER
F+/-
SPDRV X301
T+/-
TRSDRV
27MHz
DVD
FODRV
traverse
TRDRV
FM+/- X302,IC303
IC201
WOUT FG
mechanism 48MHz
DRIVER
IC301
VOUT SPMUTE
UOUT
DV5
SDA
COM
IC510 SCK
EEPROM
TRVSW
MA0 to 11, MDQ0 to 15
BA0, BA1, DQM0, DQM1
IC505 MCK, NCSM, NRAS
DP NCAS, NWE
SDRAM
DM
NEN
USB5V
IC801,Q801
USB6V
5V REG.
Front panel section
W580
F-KEY2, F-KEY3
S5500 to S5517
D+/-
USB
DISC/TAPE KEY
USB5V
D5500 to D5503,Q5500 LED-ILLU
USB,LED
ILLUMINATION LED
Key matrix
P1 to 24 FL_CLK
FL500 G1 to 14 IC500,Q5011 to Q5014 FL_DA, FL_LATCH
FL FL1 FL DRIVER
FL2
Microphone
MIC MICVOL+/-
VOLUME
ECHO
ECHO+/-
VOLUME
MICIN
IC901 MIC_CAL
MIC1
MIC AMP.
MICSW
MIC2
HPL/R
Q9002 HPMUTE
HEAD
HPL/R, HP-SW
HP MUTE
HPSW
PHONE
Headphone
Tape record and playback section
PB
HEAD
REC/PB
Q200 to Q204
ERASE
REC MUTE
Q300,Q301,L300
HEAD
BIAS OSC
HSW+RECB(ACMSFTY)
PB 2WAY MTR-A
M
PACK, ENDSW-A
SWITCH
SOL-A
SOLENOID
R/P 2WAY MTR-B
M
R-REC, F-REC
PACK, ENDSW-B
SWITCH
SOL-B
SOLENOID
DVD tray control section
IC1, IC2
R1 SW8
MTOP, MTCL
POSITION SUB TRAY
POSMUP
SENSOR END SW
POSMDN
CN1 W2 W1
CN451 CN453 CN452
CLSWT1 to 5
DISCSET MOTPSW, MTOP, MTCL LSENSOR STEDSW
DISCSTP POSMUP, POSMDN
SCS, UCS
EPDI, EPDO
UCLK
IC451
EPCS, EPSK
S2UDT
MECHA CONT.
U2SDT
X451
8MHz
CPURST
DVDPWR
IC453
P3.3V
NEXCE, NEXOE, NEXWE
IC305
3.0V DET
EXADT0 to 15 S3.3V
IC509
3.3V REG.
EXDT0 to 15
FLASH
EXADR16 to 20 A5V A6V
IC705
D1.2V
ROM
A5V REG.
D1.2V REG.
TX, DAC1OUT to DAC5OUT
IC702,IC703
AOUT1 to 2, DAC1CS, DAC2CS RAOUTL/R, CAOUT, SWAOUT
REAR/C/SW DAC
Used for except DX-U6
ADIN, ADCPDN
DCLK, DDATA, DACPDN
IC701
BCK, LRCK, DACCK
AOUT0, DAC0CS FRONT DAC
S5011 to S5016 REM
IC510
TAPE FUNCTION KEY
REMOCON
F-KEY2
F-KEY3, LED-ILLU
F-KEY1
S5000 to S5010
LED_STBY
FUNCTION KEY
D5004 to D5006
LED_BASS, LED_KROK
BASS/KARAOKE
/STANDBY LED
FL1(S4)
FL2(S4)
FL display,LED,Key matrix,Remocon
FL-35V
PBL/R
AIN(L)/(R)
RECL/R
IC200
PBMUTE
REC-BM
AUDIO
BIN(L)/(R)
A/B
SIGNAL
RECOUT(L)/(R)
PROCESSOR
MTR-A MOTOR_A
Q110,Q111
MOTOR DRIVE A
ACMKEY_A, ENDSW_A
SOL_A
SOL-A Q120,Q121
HEADSW
SOLENOID DRIVE A
MTR-B Q140,Q141 MOTOR_B
MOTOR DRIVE B
ACMKEY_B, ENDSW_B
SOL-B
Q150,Q151
SOL_B
SOLENOID DRIVE B
USB6V
DISPRST
DISPBUSY
System control & Audio section
DISPCS
DISPCK
DISPD2S
Used for except DX-U6
DISPS2D
SURR_DA
IC870 VOL_CLK
IC452
RAOUTL/R
Q8070,Q8071
SL, SR
EEPROM
SURR E.VOL/MUTE
LOUT
D4V
RVIN
CAOUT IC880
ROUT
C/SW E.VOL
C/SW_DA
D2V
IC302
VOL_CLK
IC800,IC801
SWAOUT
DVD FRONT
/SW MIX
IC704
ADINL/R
ADC Used for
DX-U6
FAOUTL/R FAOUTL/R
VOLOUTL/R
LRMUTE
LRMUTE
ADINL/R
TU_DI, TU_DO
TU_CE, TU_CLK
TO
MAIN_DA
TUNER INL1, INR1
SAOUT
VOL_CLK
TUL/R
MODULE
IC820
REM INL2
F-KEY1 to 3 INR2
MAIN
LED_ILLU
E.VOLUME RECL/R
LED_STBY
LED_BASS
LED_KROK
Used for
FL_CLK
DX-U6 INL3
FL_DA
INR3
FL_LATCH
HPL/R
MIC_DA
MIC_CLK
OUT
MIC_FOUT
MICIN IC850
KARAOKE
MICVOL+/-
ECHO+/-
MIC_CAL
MICSW
HPMUTE
HPSW
IC770
MICON
RECL/R
PBL/R
PBMUTE, REC-B/M, A/B
ACMSFTY
MOTOR_A, ACMKEY_A
ENSW_A, SOL_A
HEADSW
MOTOR_B, ACMKEY_B
ENSW_B, SOL_B
Video & Digital output section
USB6V
NOTES: (CN303) Used for DX-U6
NOTES: (IC307) Used for DX-U8
C, Y-1, Y-2, Cb, Cr
DISPRST, DISPBUSY, DISPCS
DISPCK, DISPD2S, DISPS2D
DISPRST, DISPBUSY, DISPCS
V_I/P, V_MUTE
DISPCK, DISPD2S, DISPS2D, V_I/P, V_MUTE
Used for except DX-U6
Amp & Regurator section
SMUTE
CTR
Q8081
C SMUTE
SL, SR
IC301(IC307)
CTR
FDVD, AMP-ON
AMP-ON SURROUND
FANSFTY, FANCTRL
/CENTER AMP.
USB6V
IC881
Q8403 Used for except DX-U6
A9V,M12V
SW LPF SW_LEV1
Q8404
SW_LEV2
SW LEVEL
Amp section
Used for DX-U6
SW
IC402
Q8180
SW
SW SUBWOOFER AMP.
IC830,IC831
SMUTE
Q8030 to Q8032
AMP-ON
FL IC401(IC403)
Q8130 to Q8132
Q8040
FL, FR
FR
FRONT AMP.
AHB CCT/SW
MAIN
SMUTE
AHBL, AHBH
Q4901 to Q4904
AIBASS_SW
PRT
SMUTE
Q4601,Q4701,Q4951
PRT
PROTECTOR
AMP-ON
NOTES: (IC403) Used for DX-U10
Used for DX-U6
AUXL/R
AUX IN
Used for except DX-U6
ADINL/R
IC810,Q8211,Q8212
PBL/R
J700
AUX/TAPE SWITCH
AUX/TAPE
SPEAKER
FL L
D7151,D7152
RY712
FR R
FRONT
SPK
F/SW_RLY
RELAY
Q7000
SURROUND(DX-U6)
D7153
SW1 SW1
RY767
SUBWOOFER1
SPK
D7157
SW2 SW2
RELAY
SUBWOOFER2
(DX-U8,DX-U10)
LEVELFB SL SL
D7154
RY734
SR SR
D7155,D7156 SURROUND
C RY756
(DX-U8,DX-U10)
SPK
C/R_RLY
C
Q7010 RELAY
CENTER
Used for except DX-U6 (DX-U8,DX-U10)
FL, FR, SW1, SW2
SL, SR, C
Bridge section
Q2300,Q2301
D2315,D2317
-35V REG./FL BIAS
FL-35V S1,S4
RESET
Q7080
S4
RESET
CN207 CN201
X7700
8MHz
EEP_DA
EEP_CLK
IC771
EEPROM T1001
TRANS.
OPTICAL
TX
Y DIGITAL OUT
C
S/COMPOSITE
CV
IC920
Y VIDEO OUT
Cb
VIDEO
COMPONENT
Cr
DRIVER
VIDEO OUT
D5V,S5V,USB6V,M9V
M FAN MOTOR
CN931
FW301 CN304
FANSFTY
Q3901,Q3902
FANCTRL
FAN DRIVE
USB6V
Q3401,Q3501,Q3601
IC303
PROTECTOR
USB6V
SL, SR, C
DC
REG.
IMP
S3L
D5V
S5V
Used for DX-U10
IC305
DVD5V
Q4101,Q4201
REG.
PROTECTOR
S3L
SW1, SW2
FDVD M9V
FL, FR IC306
DC
MOTOR9V REG.
IMP
S3DC
A9V
VH+/- IC304
VL+/-
A9V REG.
S3DC
CN404
IC302
M12V
ACM12V
REG.
S3DC
S3DC
S3L VL+/-
VH+/-
CN301 CN305
(CN307) CN306
NOTES:
(CN307)
Used for
DX-U6
Used
for
except
DX-U6
CN205 CN204 FW201
DC VL+/-
VL+/-
IMP S3DC
VH+/-
VH+/-
S3L
VL+/- VH+/-
D2001 D2101
+/-VL BRIDGE +/-VH BRIDGE
S2 S1
S3DC S3L
D2200 to D2203 D2204
BRIDGE for REG. S3L BRIDGE
S1,S2,S3,S4,S3CT
S3
S3CT
Primary
Used for except
section
Area suffix A
S1000
AC
VOLTAGE SWTCH
INPUT
2-1