SCHEMATIC DIAGRAMS
COMPACT COMPONENT SYSTEM
UX-S77
CD-ROM No.SML200405
Area suffix
A ------------------------ Australia
US ------------------------ Singapore
UW ------------ Brazil,Mexico,Peru
UX -------------------- Saudi Arabia
UJ ----------------------- U.S.Military
UN ----------------------------- Asean
(SP-UXS77) (CA-UXS77) (SP-UXS77)
Contents
Block diagram
Standard schematic diagrams
Printed circuit boards
COPYRIGHT 2004 Victor Company of Japan, Limited.
DIGITAL
(Except US/UN)
2-1
2-2 to 12
2-13 to 16
No.MB230SCH
2004/5
Block diagram
DVD pickup
mechanism
DVD traverse
mechanism
HP
JACK
AUXILIARY
INPUT
DIGITAL
OUTPUT
NTSC/
PA L
SWITCH
AV
COMPU
LINK
FN ANT
AM ANT
DVD changer mechanism
CLOSE SW
TRAY
OPEN SW
SUB TRAY
END SW
M
TRAY
SUB TRAY
START SW
POSITION
MOTOR
DVD servo board
CN101
A, B, C, D, E, F, RF+, PD(CD), PD(DVD)
LD(CD)
LD(DVD)
FM+/WOUT
VOUT
UOUT
CN201
COM
F+/T+/-
IC201
DRVER
Q101
to
Q104
SPDRV, TRSDRV, FODRV, TRDRV
/DRVMUTE, /SPMUTE, FG, VHALF
Audio system
section (HP)
J5201
HPL, HPR
J2100
Micon system section
IC910
SW780
J7800
COMPLINK
Q7074
W5201
AUXL, AUXR
Tuner RF/IF/FM multiplex section
CN3
FMOSC, FM REF OUT
CN2
T1
AMOSC
AM IN
VREF
FA DET
AM DET
IC1
CLK, CE
TUDIN
TUDOUT
TUL, TUR
POSITION
SENSOR
TRAY / POSITION
MOTOR DRIVER
LPCO1, LPCO2
CDLDCUR
DVDLDCUR
X351
27MHz
TRVSW
IC301
PANTERA-2
Audio system section
CN767
HPL, HPR
VOLUME IC
CN766
CN1
IC901
Headphone AMP.
TUL
TUR
NTSC/PAL
AVC-IN
AVC-OUT
TUCLK
TUCE
TUD-IN
TUD-OUT
CN453
LSENSOR
CN452
STEDSW
CLSWT1 to 5
STSTSW
MTOPSW
POSMUP
CN451
POSMDN
MTOP
MTCL
AOUT 0, BCK
PCMCLK, DACPDN
DAC0CS, DCLK, DDATA
MA0 to 11, BA0, BA1
MDQ0 to 15, DQM0, DQM1
NCSM,NRAS, NCAS, NWE
EXDAT0 to 15, EXADT0 to 15
EXADR16 to 20, NEXCE
NEXOE, NEXWE
IC207
LOUT
IC203
ROUT
AMP.
VOL-DATA, VOL-CLK, VOL-CE
RECL, RECR, PBL, PBR
SPDIF, S-MUTE
V-YCMIX, V-I/P, V-CLP, V-MUTE1, V-MUTE2
IC900
SYSTEM
MICOM
DISPRST, DISPCS, DISPCK, DISPD2S
FANON, POUTRELAY, SAFETY1
LCD-CE, LCD-DATA, LCD-CLK, LCD-INH, LCD-MODE
REM, F-KEY0, F-KEY1, POWERKEY, VOL0, VOL1
LED1, LED2, LED3
PON-LED, STB-LED
IC452
EEPROM
EPDI
EPDO
EPCS
EPSK
IC451
MECHA
CONTROLLOR
S2UDT, U2SDT
SCLK, SCS
CPURST, UCS
DISCSET
DISCSTP
IC701
DAC
IC202
RHYTHM AX
RHYTHMAX
Q7400 to Q7402
Q7035, Q7036
LED DRIVER
DISPRST
DISPBUSY
DISPCS
DISPCK
DISPD2S
DISPS2D
COUT
YOU T
CrOUT
CbOUT
TX
LRMUTE
FAOUTL
FAOUTR
IC505
DRAM
IC509
FLASH ROM
LVR I N
RVRI N
LPF
HPF
RECL
RECR
3.3V-5V CONVERTER
Video output
and connection
board section
(Connection
board)
DISPRST, DISPBUSY
DISPCS, DISPCK
DISPD2S, DISPS2D
SPDIF, COMPOUT
CN503
CN602
CbOUT, CrOUT
C_OUT, YOUT
CN501
CN601
FAOUTL
FAOUTR
LRMUTE
CN603
CN763
FAOUTL, FAOUTR
DVDL, DVDR
INL, INR, SWLIN, SWRIN
STTA, SDATA, SCK
PLAY, SLC-KEY1
Q7700, Q7701
Q7710, Q7711
L_LED, C_LED, R_LED
PONLED, STBLED
LRMUTE
Q7940, Q7941
Q7950
LRMUTE
TO
FAN
CN760
FAN +B
DISPS2D
DISPBUSYDVDSTAT, DVDBUSY
CN604
CN761
CN791CN790
CN764
CN762
CN700
Video output and connection
board section
CN452
YC_MIX, I/P, CLP
MUTE1, MUTE2
Cr/R-OUT
Cb/B-OUT
Y/G-OUT
Y/CV-OUT
C/C-OUT
CN451
CN301
YOUT, COUT
CrOUT, CbOUT
CN303
COMPOUT
SPDIF
CN302CN305
DISPRT, DISPBUSY
DISPCS, DISPCK
DISPD2S, DISPS2D
IC451
VIDEO
DRIVER
Q3000 to Q3002
Q3012 to Q3014
Cassette mechanism section
PBL,PBR
RECL,RECR
STTA
SDATA
SCK
CN34
CN33
SOLCTL
KEY1
PLAY
PB/REC
PORT
EXTENSION
Q375
SOLENOID
DRIVE
SOL
IC32
AMP
IC33
MOTOR
L+, L–, R+, R–
SWITCH
Q371
MOTOR
DRIVE
MB
CN32
Front panel board section
CN550
DATA, SCL, /INH
LCDCE, MODE
IC550
DISPLAY
MICOM
SEG1 to SEG42
COM1 to COM4
FL DISPLAY
Cr
J4501
COMPONENT
Cb
VIDEO OUT
Y
Y
J4502
S-VIDEO
V
COMPOSITE
C
VIDEO OUT
Q3015, Q3016
S.MUTING
SMUTE
FAN DRIVER
CN31
RP
MECHA
HEAD
SWITCH
PULSE
CN42
MOTOR
SPEED
SOLENOID
DI550
HIGHINL, HGIHINR
LOWINL, LOWINR
FAN ONFAN ONFAN +B
POUTRLY
REEL
MB
A,B
L_LED, C_LED
R_LED
POWERKEY
STBLED
PONLED
Amplifier and regulators section
IC301
POWER AMP.
S1
POWER AMP.
Q3011, Q3023
DVDA5V REG.
S2
A10V REG.
S3
M10V REG.
S4
SW5V REG.
CN304
CN902
D9009 to D90012
S3
DIODE BRIDGE
S4CT
D9005 to D9008
S2
DIODE BRIDGE
S1
POUTRLY
Q9101
POWER CONTROL
FW100
3.3V
M
US5V
Q9301 to Q9303
REG.
Transformer and rectifiers section
D5460 to D5462
DISPLAY BACKLIGHT
S5560
STANDBY SW
D5260
POWER LED
FW501
FW501
HIGHR+, HGIHR-
HIGHL+, HGIHL-
IC308
/SAFETY1
S2
Q3003 to Q3007
Q3017 to Q3021
PROTECTOR
LOWR+, LOWR-
LOWL+, LOWL-
A10V, DVDA5V
M10V, SW3.3V, SW5V
IC305
IC304
IC303
IC306
SW3.3V REG.
CN905
D9001 to D9004
DIODE BRIDGE
CN904
RY901
T9002
POWER
TRANS.
Front panel board section
(Switch board)
VOLP
VOLM
J5100
VOL JOG
REM
FKEY1
FKEY2
IC520
REMOCON
S5100 to S5116
SWITCH_KEY
T9001
POWER
TRANS.
CN907
J3001
TO
Speaker
Unit
CN901
AC IN
2-1