JVC UX-G68E, Service Manual

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2-1
CPURST
TUL/R
TUL/R
Block diagram
CN712
IC201
DRVER IC301
DV5
IC801,Q801
5V REG.
DVD pickup
mechanism
A, B, C, D, E, F
RF+, LPC1, LPC2
F+/-
T+/-
FM+/-
WOUT
VOUT
UOUT
COM
LD(CD)
LD(DVD) Q101 to Q104
LASER
DRIVER
X301
27MHz
DVD traverse
mechanism
LPCO1
LPCO2
CDLDCUR
DVDLDCUR
SPDRV, TRSDRV
FODRV, TRDRV
SPMUTE, FG
TRVSW
NEN
DVD section
IC510
EEPROM
SDA,SCL
DP
DM
OEPNSW
CLOSESW
TRAY+/-
CN101
CN201
F1, F2
S2
S3
ECO ECO1
S2CT
TO
SPEAKER
SUBWOOFER
OUT
FAN
MOTOR
M
S751 to S759
KEY MATRIX
S700 to S703
KEY MATRIX
IC701
REMOCON
D750
STANDBY LED
D751
BACKLIGHT
VOL+/- KEY1
KEY2
KEY21
CN215
CN205
IC700
FL DRIVER
ILLUMI1
F1
F2
Front panel section (Key,Volume,LED)
DI700
FL DISPLAY
FLCLK
FLDATA
FLLATCH
P1 to P16
G1 to G11
FW700,FW710
FW700,FW710
REMOCON
STANDBYLED
TUCE, TUDI, TUDO, TUCLK
TUAMSW, RDSDATA, RDS-CLK
HPL/R
AUXL/R
HPSW
AUXSW
QPL
QPL
HPSW
AUXSW
D+/-
IC301
SYSTEM
MICON
CN71
1
CN831
CN206
CN601
CN801
CN701
CN602
CN810
CN722
CN81
1
J570
J650
CN21
Q680,Q681
FAN DRIVER
IC600
E.VOLUME
&
HPF
Q503 to Q507
PROTECTOR
IC501
POWER AMP.
Q550,RY550
SPK RELAY
D555,D556
GAIN
CONTROL
Q500,Q501,Q510
SYSTEM MUTE
D580 to S583
DIODE BRIDGE
Q561
H/P MUTE
Q641,Q642
AHB
IC365
EEPROM
WP
EEP-SCL
EEP-SDA
FANCTRL
SAFETYBRIDGE
SAFETYBRIDGE
+FAN
FANST
AUXL/R
DVDL/R
HPL/R
SMUTE
S1
LOUT
ROUT
SPKRLY
TEMP
INL/R
L+/-, R+/-
VOLCLK
VOLDATA
VOLCE
VOLCLK
VOLDATA
VOLCE
TEMP
SPKRLY
SMUTE
SWMUTE
AHB
PRT
FANST
FANCTL
OUTL/R
UCS
SCLK
U2SDT/RX
UCS
SCLK
U2SDT
Q205
S2UDT, SCS, CPURST, DVDPWR
IC340
CONVERTER
3.3V to 5.5V
CN203
FW213
CN207
CN217
CN209 CN210
CN220 CN219
REMOCON
STANDBYLED
FLCLK, FLATCH
FLDATA
KEY1, KEY2, VOL+/-
SUB1
SUB2
SUB1, SUB2
ECO1
S1
S2
S3
S2CT
Transformer section
AC
INPUT
T102
TRANSFORMER
RY101
RELAY
S1
TRAY SWITCH
LOADING MOTOR
Loader section
X302,IC303
48MHz
5V
USB6V
USB6V
IC850,IC851,Q850
AUX AMP. & QP-LINK
CN803
CN811
CN851
FW850
FW801
J801
J850
J802
Front panel section
(Headphone,AUX,USB)
Q371
RESET
RESET
Q230 to Q232
VOLTAGE CTRL
IC200
B6V REG.
IC260
DVD5V
REG.
IC280
M12V
REG.
IC240
A9V
REG.
IC270
USB6V
REG.
IC250
M9V
REG.
IC380
DVD
LOADER
TRAY+/-
TOPEN
TCLOSE
Q580
Q581
OPENSW, CLOSESW
D210 to S213
DIODE BRIDGE
OPTICAL
DIGITAL
OUT
IC375
TX
FAOUTL/R
BCK, LRCK, DACCK
AOUT0, DAC0CS, DCLK
DDATA, DACPDN
IC701
AUDIO DAC
S2UDT, U2SDT, UCLK, UCS
SCS, TX, DAC1OUT
DAC2OUT, DAC3OUT
DAC4OUT, DAC5OUT
IC509
FLASH
ROM
NEXCE
NEXOE
NEXWE
EXDT0 to 15
EXADT0 to 15
EXADR16 to 20
IC505
SDRAM
IC453
3.0VDET
MA0 to 11, MDQ0 to 15
BA0, BA1, MCK, DQM0, DQM1
NCSM, NRAS, NCAS, NWE
IC302
D1.2V
REG.
DVDPWR
IC305
3.3V
REG.
IC705
A5V
REG.
T101
TRANSFORMER
AUX
INPUT
USB INPUT
HEADPHONE
OUTPUT
KEY21
JS750
VOLUME
SWMUTE
Q650 to Q652
S.W.OUT
AHB
PRT
CN1
1
CN102
CN1
FW21
1
CN201
CN202
CN101
B6V
B6V
B5V
COMPONENT
VIDEO OUT
SCART
TERMINAL
J403
J401
Q430 to Q433
SCREEN_MODE
IC450
VIDEO
DRIVER
VMUTE, VIDEORGB
VS1, VS3
BLANK-CTL
BLANKING
FUNCTION
CV OUT
Py/G OUT
Pb/B OUT
Pr/R OUT
COUT, YOUT
YGOUT, CBOUT, CROUT
SCART-LIN
SCART-RIN
SCART-LIN
SCART-RIN
TUNER
UNIT
Micon, Video driver, Regulator section
Audio amplifier section
Front panel section (FL)
DVDPWR