JVC FS-P550 Schematic Diagrams page 3

Block diagram
DVD servo / DVD system control section
A,B,C,D,E,F,RF+,LPC1,LPC2
LPCO1
LPCO2
Q101
LD(CD) CDLDCUR
LD(DVD) Q102 DVDLDCUR
PICKUP
Q103
& Q104
TRA
MECHA
FM+/- SPDRV,TRSDRV
WOUT F+/-
FODRV,TRDRV
ASS'Y
VOUT T+/-
/DRVMUTE
UOUT
/SPMUTE
IC201
COM
FG,VHALF
DRVER
TRVSW
MA0 to 11
BA0, BA1
MDQ0 to 15
DQM0, DQM1
NCSM,NRAS
NCAS,NWE
MCK
IC505
SDRAM
User key control / source selector
switch section
IC760 JS760
REMCON VOLUME
VOLP
REM(L)
VOLM
F-KEY0
DIMMER
LEDCTL
F-KEY1
D7601 D7600 S7600
STANDBY BACK to
LIGHT
LED S7611
Source selector switch /
System control / Multiregulator section
EXDAT0 to 15
EXADT0 to 15
EXADR16 to 20
NEXCE,NEXOE
IC509
NEXWE
FLASH ROM
AOUT 0
LRCLK IC453
IC301 CPURST
DACPDN
RESET
DV2.1 DAC0CS
DCLK
DDATA
DAC1OUT
DAC1OUT(Y/G)
DAC2OUT
DAC2OUT(Cb/B)
DAC3OUT
DAC3OUT(Cr/R)
DAC4OUT
DAC4OUT(Y/COMP)
DAC5OUT
DAC5OUT(C)
TX,UCS
U2SDT,S2UDT
SCS,SCLK
SCLK,SCS,UCS
U2SDT
CPURST
S2UDT
AOUT0
LRCLK
DACPDN
DAC0CS
DCLK SPDIF
DDATA
FAOUTL
DVDL
X351 IC701 FAOUTR
DVDR
OSC
DAC
SPDIF
OPTICAL
DIGITAL
OUTPUT
AUXL
AUXR
AUX IN
TULIN
TURIN
TUDO
TUNER
TUDI
TUCE
FM
TUCLK
AM
LCD section
SEG1 to SEG36
LDATA,LCE
DI750 COM1 to COM4 IC750
LCLK,LMODE
LCD FL DRV.
LINH,REM(L)
VOLP,VOLM
DATA,SCL
LEDCTL
LCDCE
F-KEY0,F-KEY1
MODE,INH(L)
DIMMER
DIMMER
D7500
BACK
LIGHT
Video driver / Video out
component section
Y/CV-OUT
Cb/B-OUT
Y/CV,C/C
Cr/R-OUT
Cr/R,Cb/B
Y/G,FAN
VIDEO-MUTE1
VIDEO-MUTE2
VIDEO-RGB SW
VIDEO-Y/C MIX
Q7320
VIDEO-SW
FAN
Q7321
FAN DRV.
FAN_ON
S2UDT
CPURST
U2SDT
SCLK
HIGH-LIN
CS
HIGH-RIN
LOW-LIN
IC707
LOW-RIN
Audio output / External input /
3.3V 5V OPENDET
DVD motor section
CLOSEDET
CONV.
OPEN,CLOSE
SAFETY(L)
U2SDT/RX
POUT-RELAY
SCLK,CS
POUT-AMP
SMUTE(L)
STBY,HPSW
LOUT
ROUT
IC200
E.VOLUME
VOLDATA
VOLCLK
VOLCE
LSELO,RSELO
LVRIN,RVRIN
X7001
IC202
SOUND1
OSC
RHYTHM AX
SDA
IC702 SCL
EEPROM
Q7300
IC701
DIMMER(L)
Q7301
SYSTEM
DIMMER
MICON
CONTROL
DIMMER
FDVD
RESET
IC703
RESET
Primary section
S1,S2,S3
COMPONENT
Y,Cb,Cr
VIDEO OUT
IC301
VIDEO
S3CT
DRV.
S-VIDEO/
Y,C,CV
COMPOSITE
VIDEO OUT
VIDEO-RGB
VIDEO-LPF
Y/C-MIX
MUTE1
STBY
MUTE2
POUT
FAN
FAN
MOTOR
CN104
CN403
S1,S2,S3,S3CT
STBY,POUT
Q4121
HIGH L +/-HIGHL
Q4131
HIGH R +/-HIGHR
to
IC411
LOW L to +/-LOWL
Q4123
LOW R +/-LOWR
IC421 Q4135
Q4221
POWER
Q4231
Q4222
AMP. to
SYSTEM
Q4235
MUTE
SAFETY
S1,S2
HPSW
SMUTE(L)
POUT-AMP
SAFETY(L)
IC240
S3
US10V
US10V
M9V
REG.
IC705
5V
5V REG.
LOUT
ROUT
Q2420
IC207
D5V
D5V
H.P.
REG.
AMP.
S3CT
Q2071
Q2171
IC241 SMUTE(L)
Q2271
DVD5V S5V
REG. H.P. MUTE
Q2410
Q2411
D3.3V
DVD3.3V S3.3V
REG.
D1001 to D1004
D1005 to D1008
D1009 to D1012
DIODE BRIDGE
T1001
TRANS.
RY101
RELAY
T1002
AC INPUT
TRANS
OPEN LM+
IC440
TO DVD
CLOSE LM-
MOTOR
MECHANISM
DRV.
OpenSW(L)
CloseSW(L)
S3
S3CT
CN401
CN200
+/-MAINL
+/-MAINR
+/-SUBL
SPEAKER
ML+/-
+/-SUBR
MR+/-
TERMINAL
HIGH OUT
SPEAKER
SL+/-
SR+/-
TERMINAL
LOW OUT
AVC-IN
AV
AVC-OUT
COMPULINK
HPSW
Headphone
section
HPL
HPR
HEADPHONE
HPSW
TERMINAL
2-1