JVC FS-XA3UF Service Manual page 31

Compact component system
Table of Contents

Advertisement

Block diagram
Headphone and AUX input section
HPL/R
HPIN
PHONES
AUXL1/R1
AUXIN
AUX
TO
TUNER PACK
Used for Area suffix B/E/EN/EV
FL display, Remocon and LED section
VOL+/-
JS612
ENCODER
STBLED
D6110,Q6110
STANDBY LED
D6113,Q6111
BKLED
BACK LED
IC617
REMOCON
FL+/-, 35V
REMOCON
FLBK, FLCLK
FLDATA, FLLATCH
FL615
FL TUBE
FW615
FW615
User control keys section
KEY1
S6000 to S6003
KEY2
S6005 to S6009
S6012
KEY MATRIX
DVD servo and DVD system control section
A, B, C, D, E1+F1, E2+F2
E3+F3, E4+F4, RF+/-, LPC1, LPC2
PICKUP
LD(CD)
LD(DVD)
UNIT
LPCO1, LPCO2
Q101 to Q104
CDLDCUR, DVDLDCUR
LASER DRIVER
T+/-
SPDRV, TRSDRV
F+/-
TRDRV, FODRV
FG, /DRVMUTE
IC201
/SPMUTE
FM+/-, UOUT, VOUT
DRIVER
WOUT, COM
TRAVERSE
MECHANISM
27MHz
IC510
EEPROM
MA0 to 11, MDQ0 to 15
BA0, BA1, DQM0, DQM1, MCK
IC505
NWE, NCSM, NRAS, NCAS
SDRAM
System control, volume, AHB circuit, HP. circuit
and subwoofer section
HPL/R
Q5813,Q5814
IC520
Q5810,Q5811
HP MUTE
AMP.
L/R MUTE
Q5812
MUTE
HPMUTE
HPIN
AUXIN
AUXL1/R1
IC550,IC560
QPL
Q5670
QP LINK
AUXL1/R1
TUL/R
TUDI,TUDO
VOLCE
TUCLK,TUCE
VOLCLK
VOLDATA
Q4600,Q4601
TU9V REG.
FTU
SMUTE
OLOAD
RDSDATA
MODON
RDSCLK
F-SHIFT
RDSON
10VCTL
PRT
SDA
VOL+/-
SCL
IC410
KEY1
EEPROM
KEY2
IC400
OPEN
BKLED
CLOSE
SYSTEM
STBLED
DVDOPSW
MICOM
FLBK
DVDCLSW
FLCLK
FLPOWER
FLDATA
DVD5VCTL
FLLATCH
REMOCON
V-MUTE1
V-MUTE2
35V, FL+/-
UCS
S10V, US3.3V
SCS
SCLK
X4100
U2SDT
8MHz
S2UDT
CPURST
Q4201
RESET
DVDPWR
Q4202
RESET
DVD loading section
BCK, LRCLK, DACCK, AOUT0
DAC0CS, DCLK, DATA
IC701
FAOUTL/R
DAC
LRMUTE
D1.2V
IC301
DV3.2
TRVSW
EXADT0 to 15
S3.3V
EXDT0 to 15
P3.3V
X301
EXADR16 to 20
NEXCE, NEXWE
IC509
NEXOE
SDA
FLASH
SCL
CPURST
ROM
WP
IC453
RESET
TX(SPDIF)
UCS,SCS,U2SDT,S2UDT,UCLK
DAC1OUT(Y2-G), DAC2OUT(CB-B)
DAC3OUT(CR-R), DAC4OUT(Y)
DAC5OUT(C)
Digital amplifier circuit section
IC111 to IC113
Q5912,Q5913
W OUT
WOOFER MUTE
IC121 to IC123
IC131
WOOFER
AMP.
AHBCTL
IC510
IC301
AHB
Q5371
IC302
LOUT
to
FREQ.
ROUT
Q5373
CONT.
AHB
Q1103
L, R
Q1203
SMUTE
AHBCTL
Q3007
S.MUTE
IC500
AUXL2/R2
AUX
E.VOL
L,R
DVDL/R
CN310
CN300
L, R
AHBCTL
A6V
US7V
DVDL/R
Q2612
to
Q2614
DVD MUTE
35V,FL+/-
S10V,US3.3V
OPEN
CLOSE
IC235
OPEN
/CLOSE
TRAY
TRAY+/-
S1
DVDOPSW
TRAY SWITCH
DVDCLSW
LOADING MOTOR
DVDL/R
LRMUTE
IC705
A6V
A5V
A5V REG.
S3.3V
SPDIF
IC302
DVDPER
D1.2V REG.
DC regulator and audio output section
D2V
Video driver and video out component section
IC305
3.3V REG.
SPDIF
D2V
V-MUTE1
V-MUTE2
UCS, SCS, SCLK
U2SDT, S2UDT
CPURST, DVDPWR
M9V, M5V
S5V, D4V, D2V
L+/-
IC132
SPEAKER
R+/-
HALF
TERMINAL
BRIDGE
Q1101,Q1102
OLOAD
Q1201,Q1202
PRT
Q3004 to Q3006
D3001,D3003
PROTECT
AHB
PRT
5V
F-SHIFT
IC303
5V REG.
MODON
Q3002
Q3003
CN311
CN312
CN301
CN302
SMUTE
15V
OLOAD
MODON
F-SHIFT
PRT
35V
35V
Q2006
Q2007
FLPOWER
FL+/-
Q2040 to Q2043
FL1,FL2 REG.
US3.3V
US7V
IC202
US3.3V REG.
Q2020
US7V REG.
M9V
S10V
D2011
M9V REG.
10VCTL
IC200
S10V REG.
D4V
D3.3V, D2V
DVD5V, S5V
M5V, V5V
D2060,D2064,D2066
35V
D4V,D3.3V,D2V REG.
15V
DVD5VCTL
IC250,Q2050
DVD5V REG.
SPDIF
Y,Cb,Cr
IC701
VIDEO
DRIVER
C, Y, Y2-G
Y,C,CV
CR-R, CB-B
SWITCHING
AC IN
POWER
SUPPLY
OPTICAL OUT
COMPONENT
VIDEO OUT
S-VIDEO OUT
/COMPOSITE
VIDEO OUT
2-1

Advertisement

Table of Contents
loading

Table of Contents