Block Diagram - JVC MX-DK51EE Service Manual

Block diagram

DVD servo control section
A, B, C, D, E, F, RF+, LPC1, LPC2
DVD traverse
LD(CD)
Q101 to Q104
mechanism LD(DVD)
LASER
DRIVER
F+/-
T+/-
FM+/-
LPCO1
WOUT
LPCO2
IC201
VOUT
CDLDCUR
UOUT MOTOR
DVDLDCUR
COM
DRVER
DVD traverse
FG, SPDRV, TRSDRV
TRVSW
mechanism
FODRV, TRDRV
DRVMUTE, SPMUTE
IC301
DV3.2
Cassette Head amplifier section
Q200 to Q204
HEAD SWITCH
RECOUT(L)
RECOUT(R)
REC/PB
BIN(L)
ERACE
BIN(R)
HEAD
AIN(L)
AIN(R)
PB HEAD
E
VR300
L300
REC/PLAY
FREQUENCY BIAS OSC
RESPONSE Adj.
Cassette Mecha section
ALPKEY
MOTOR
ENDSW1
MTR+
END SW ENDSW2
F-REC SW
Mic, Headphone & USER Control Keys section
Used for Area suffix A
MIC2 / AUX IC970
AUXL, AUXR
AUX BUFFER
INPUT
IC950
IC960
MIC1
Q9530 to Q9532
Q9601,Q9602
INPUT COMPANDER,
MIC AMP. & ALC
LPF & ECHO MIX.
MICIN
HP-DET
HEADPHONE
HP_L, HP_R
FL Display section
S9101 KEY1
EJECT SW
S9102
STANDBY SW REMOCON
DAC1OUT to DAC5OUT
UCS, SCS, UCLK
U2SDT, S2UDT, CPURST
A5V D1.2V 3.1V
DVDPON
IC705 IC302 IC305
A6V D2V D4V
A5V REG. D1.2V REG. 3.1V REG.
BCK, LRCK
AOUT0 to AOUT2
FAOUTL/R,
DCLK, DDATA
RAOUTL/R
DAC0CS to DAC2CS
IC701 to IC703
CAOUT, SWAOUT
DACCK, DACPDN
AUDIO DAC
LRMUTE
MA0 to 11, BA0, BA1
MDQ0 to 15, DQM0 , DQM1
IC505
NCSM, NRAS, NCAS, NWE, MCK
SDRAM
EXADT0 to 15, EXADR16 to 20
EXDT0 to 15, NEXCE
IC509
NEXOE, NEXWE, CPURST
FLASH ROM
SDA
SCL
IC510
WP
EEPROM DVD loading section
TRAY SWITCH
X301
27MHz
LOADING MOTOR
RECB
PBL, PBR
RECL, RECR
IC200 A/B, RMUTE
PBMUTE
MECHA
ALPKEY
MICON
ENDSW1
ENDSW2
Q120,Q121
Q300,Q301
SOL1 SOL1
SOLENOID
BIAS
DRIVE A
OSC/CONT.
Q150,Q151
SOL2 SOL2
SOLENOID
DRIVE B
SOLENOID
Q110,Q111
SOL1, SOL2
MTR+ MOTOR
MOTOR
DRIVE
D9201 S9201 to S9211
S.BOOSTER S9301 to S9307
LED KEY MATRIX
ECHO1
SBYLED KEY2
ECHO2
KEY3
ECHO-CTRL
ILLUMI VOL+/-
D9200 JS940
ILLUMI.LED VOLUME
DI-DT, DI-CK
IC901 DI-CS, ILLUMI
-VDISP
FL DRIVER
REMIN LEDSTBY
S1 to S16
IC902 D9000
G1 to G12
STANDBY LED
FL900
F+/-
FL DISPLAY
System control & Audio/Video section
SCS, S2UDT, CPURST, DVDPON
UCS
UCS
SCLK
SCLK
U2SDT IC300 U2SDT
LEVEL SHIFT
RAOUTL/R
CAOUT
LRMUTE
FANOUTL/R
SWAOUT FL
IC640,IC650
FR
LRMUTE
IC473,Q4730
VCLK
FRONT MIX AMP.
VDATA1
PBL, PBR
IC305
OPEN
LM+/- LOADING CLOSE
MOTOR MICMUTE
OPENDET
DRIVER
RECL
IC350
CLOSEDET
RECR
SYSTEM
FAN12V
MICON
FAN
Q3300 FAN CTRL
UNIT FAN CTRL
FAN STATUS
AVCI, AVCO, RESET, CLOCK
UR
FLASH
PBMUTE, RECB, RMUTE, A/B
SOL1, SOL2, MOTOR, ALPKEY
ENDSW1, ENDSW2
INH
VOL+/-, KEY2, KEY3
Q3100,Q3101
RESET
HPDET, STLED
RESET
ECHO-CTR, ECHO1, ECHO2
ILLUMI
D5V
DI-DT, DI-CK, DI-CS
KEY1, REMIN, SBYLED IC325
SAFETY
D5V REG.
X3500
12MHz
CN312,CN313,CN314
Regulator section
12V FAN
5.6V MICON MONITOR 9V SLC12V 9V
IC195
Q1295
IC170 IC160 IC180 IC190
FAN
5.6V MICON MONITOR SLC12V 9V
REG.
REG. 9V REG. REG. REG.
S4L
S4H
Q1221 to Q1223
VOLTAGE
CONTROL
Primary section
S4H
T1
D2010 to D2013
S4L
AC IN
TRANSFORMER DIODE BRIDGE
D2100 to D2103
VH+/-
DIODE BRIDGE
S1500
D2200 to D2203 VL+/-
VOLTAGE
DIODE BRIDGE
SELECTOR
F+/-
-34V Q2010
-34V REG.
COUT, YOUT
CROUT, CBOUT, Y/GOUT
IC700
VIDEO
VMUTE
DRIVER
TUCE, TUDI
TUCK, TUDO
IC470
AUXL
AUXR
MAIN
LOUT
E.VOLUME
ROUT
LSELO
LVRIN
Q5400 to Q5402
RSELO SWFB
RVRIN
Q5500 to Q5502
IC410 IC400
AHB CONTROL
Q4080 IC430,IC450
SW-AHB
Q4081 Q4000,Q4001
IC580
MIC MUTE HARMONIC
SUBWOOFER
MICIN HARCTRL
LPF INPUT AMP.
CAOUT
LRMUTE
IC510,Q5100
VCLK, VDATA3
C & SW
RECL, RECR
E.VOLUME
RAOUTL
RAOUTR
LRMUTE
VCLK, VDATA2
RLOUT
IC490,IC500
RROUT
SURROUND
RECL, RECR
E.VOLUME
SMUTE
IC600,IC610,IC620
C/RMUTE
Q6000,Q6200
MUTE SYSTEM
POUT
PRT
CTR
SR_RELAY
LEVDET
SURL
HPMUTE
DC, LEVDET, IMP SURR
RELAY
FANSPD
S4L
CN309 CN310
FW160,FW170
CN800
IMP POUT
Q8091 CTR
Q8001
SURL
FAN_SPD Q8092
to Q8003
SURR
STAND-BY
PROTECTOR
LEVDET
CTRL
DC
S4L
SLOUT
SROUT
IC800
VL+/- VL+/-
SURROUND
S4H
COUT
S4L AMP.
Surround Amp section
CN160
CN110 CN140 CN130 CN120
HP_L, HP_R
Q1030 to Q1034 HPMUTE
HP MUTE
S4H
RELAY
S4L LEVDET, SWFB
Q1070
DC
Q1050 to Q1053 RELAY
IMP
VL+/-
CTRL
Q1120, Q1140 PRT
VH+/-
Q1180
IC119
PROTECTOR
MAIN
AMP.
SW, MAINL, MAINR
Q1090 to Q1093 POUT
STAND-BY CTRL
Main Amp section
VIDEO OUT
C, Y, CV
(S-VIDEO
/COMPOSITE)
VIDEO OUT
Pr, Pb, Y
(COMPONENT)
TUNER
TUL
TUR UNIT
AUX
INPUT
IC560
AHB
FLOUT
FROUT
S-W
SWOUT
COUT
SW
MAINL
POUT
MAINR
CN311
SR_RELAY
Q8100
RELAY
CTRL
SPEAKER
RY811
SURROUND
RELAY
RY812
CENTER
RELAY
SUBWOOFER
SW
CN802
FW150
SW
RY110
RELAY
L
R MAIN
RY120
RELAY SPEAKER
2-1