Block Diagram - JVC LT-Z32SX4B Service Manual

BLOCK DIAGRAM

RECEIVER PWB
MULTI SOUND PROCESS/ AUDIO SELECT/ AUDIO CONTROL
FM/AM
FM1/AM PRESCALE
FM2 FM
TU3001
SIF MATRIX
U/V FRONTEND
DEMOD. NICAM
PRESCALE
MICAM A
NICAM B
TV_V1
CONNECTOR PWB
J2001
Y/C
S-VIDEO
INPUT-1 V
V
(S/V/L/R)
L/R
L/R
J2003
Y/C
S-VIDEO
IC502
V
INPUT-2
AMP
V
(S/V/L/R)
L/R
L/R
IC504
V
AMP
V
J2004
INPUT-3
L/R
(V/L/R) L/R
J2008
IC503
MON_Y/C
S-VIDEO
AMP
MONITOR
MON_V
OUT V
(S/V/L/R)
MON_L/MON_R
L/R
J2002 CPY1/CPB1/CPR1
INPUT-1
(COMPONENT)
CPY3
Y
CPB3
J2006
Cb
EXT-4
CPR3
Cr
PC RBG
HS,VS
J2007
PC IN
IC3501
SCART
PRESCALE SCART L
SCART R
A-D
AUDIO
IC3651
SELECT
SCART1_L TV_L1
AMP
SCART1_R TV_R1 IC3601
MATRIX
D-A
ALC
IC501
VIDEO/AUDIO SELECT
TV
SUB_C
V3
VOUT 1
V4
YOUT 1
SUB_VY SUB_VY
Y3
Y4
YOUT 3
MAIN_VYO
V5
VOUT 3
CVBS_out
C3
COUT 1 SUB_C
C4
IC802
MAIN _C
COUT 2
3 LINE
COUT 3
COMB
FILTER
LTV/RTV
LOUT 1
L_SWSUB
LV3/RV3 /ROUT 1
R_SWSUB
LV4/RV4
LV5/RV5
LOUT 3
/ROUT 3
LOUT 2 L_SWMAIN
/ROUT 2 R_SWMAIN
(No.YA209)2-7
FRONT CONTROL PWB
CONNECTOR
HEADPHONE
IC6001
J7001
PWB LIPL
L/R
VOLUME
LIPR
CONTROL
LIP_L/LIP_R
ANALOG SIGNAL PWB
IC801
COLOUR DEMOD./SYNC SEP./RGB SW
S_Y
C
COLOUR
S_R_Y
DEMOD.
S_B_Y
Y
S_HD
H.DRIVE
SYNC
SEP. S_VD
V.DRIVE
Y/C IC201
SYNC SEP/SW/DETECT
S_HD
PC_HS YUVSWH2
S_VD
PC_VS YUVSWV2
SYNC
SEP.
DETECT
YUVSWY1
IC301
COMPONENT VIDEO
/AUDIO SELECT
YUVSWY1
YUVSWPB1
YUVSWPR1
PC_R/PC_G/PC_B
YUVSWY2
YUVSWPB2
YUVSWPR2
2-8(No.YA209)
IC6521
BBE/SURROUND/AOUDIO CONTROL
L/R SURROUND
AGC VOL1 BBE TONE VOL2
PROCESS
DIGITAL SIGNAL PWB
IC1001
A-D CONVERT/3D YC SEPARAT/COLOUR DEMOD.
IC1502 SYNC
MAIN SCREEN
SEP.
INPUT SW
MAIN_VYO
DEC_Y A-D
10bit
YUVSWY1
YC SEP.
CONVERT
(3D/3L)
A-D
MAIN_C 8bit
MULTIPLEX CONVERT
YUVSWPB1
YUVSWPR1
8
8
8
IC3001
FORMAT CONVERT/
DYNAMIC GAMMA/ COLOUR MANAGEMENT/
MULTI-SCREEN/ SUPER DIGIPURE
OSD COMPOSITION/RGB PROCESS
3DHS
3DVS
IPHS
YUVSWH2 IPVS
GAMMA
YUVSWV2
CORRECTION
IPY
FORMAT CONVERT
3DY
IP PB
/MULTI-SCREEN 10
3DRB IP PR
/SUPER DigiPure
A-D
YUVSWY2
YUVSWPB2
YUVSWPR2
IC4003
DIST
DQ ADRS PROGRAM
ROM
IC3501
IC3502
IC4004
MEMORY
DIST
SETTING
SCL MEMORY
IC7002
IC7001
SDA
CHASSIS
CHASSIS
CPU
CPU
MEMORY
ANALOG
SIGNAL
PWB
KEY1
KEY2
MECH_SW
POWER_LED
REMOCON
CONNECTOR
PWB
ANALOG SIGNAL PWB
SPEAKER(L)
IC6621
L
COMPARAT IC6661
IC6551 L/R
IC6552 L/R DIGITAL
AMP
HPF AUDIO
R
OUT
SPEAKER(R)
3DHS
3DVS 8
Y
Y
ENHANCER
3DY
8
/ CONTRAST ITU-R656
8bit
R-Y
C
COLOUR FORMAT 3DRB
8
B-Y
DEMOD.
IC4001
COLOUR
MANAGEMENT
RGB
PROCESS LVR 0+/-
LVG 1+/-
OSD
LVB 2+/-
IC6502
MIX
8 3+/-
LVDS FORMAT
CONVERSION
CPU
OSDR
5
OSDG
MI_RX OSDB
MI_TX
SCL
IC7501 IC7602
WAKE SDA
MAIN MAIN CPU
CPU MEMORY
LCD
(PANEL)
FRONT FRONT
CONTROL SENSOR
PWB PWB
S7701~S7706
POWER
POWER
IC8752
REMOTE
RECEIVER