Block Diagram - JVC LT-37DS6FJ/p Service Manual

BLOCK DIAGRAM

RECEIVER PWB
RF TU3002
SIF_OUT
AGC
SPLIT
U/V FRONTEND
TV_L1
TV_R1
D-A
TV_V1
DIGITAL
Y/CV/C/U/V
TUNER
UNIT
L/R
DIGITALTUNER UNIT
IC502
AMP
TV TV
V1/Y1 V1
J2001 C1 V2
EXT-1 LV1/RV1 V3
R1
G1
Y1
B1
LTVOUT/RTVOUT Y2
Y3
Y4
R2
V4
G2
B2
V2/Y2
VOUT 2 VOUT 3
J2002 C2
IC503
AMP
EXT-2 LV2/RV2
C1
C2
C3
C3 C4
J2003
EXT-3
Y3
TV_L1/TV_R1
S
LV1/RV1
V3
LV2/RV2
V
LV3/RV3
LV3/RV3 LV4/RV4
L/R
LV4/RV4 LV5/RV5
J2005
EXT 4
AUDIO IN
L/R
LOUT 3 LOUT 3
/ROUT 3
/ROUT 3
J2005
AUDIO
OUT
CPY3
Y
CPB3
J2004
Cb
EXT-4
CPR3
Cr
J2007
PC RBG
PC IN
HS,VS
IC3501
IC3503
MULTI SOUND PROCESS
BASS VOL D-A
A-D DEMOD.
SOUND
SELECT
COMP_L
COMP_R
INPUT
VOL MATRIX A-D
SEL
ANALOG SIGNAL PWB
CONNECTOR PWB
COLOUR DEMOD./SYNC SEP./RGB SW
RE1
GR1
DE-MATRIX
RE1,GR1,BU1 BU1
RE2,GR2,BU2 RE2
IC501 GR2
DE-MATRIX
BU2
VIDEO/AUDIO SELECT
VOUT 1 SUB_C
YOUT 1
SUB_VY SUB_VY
MAIN_VY
CVBS_out
IC802
3 LINE
DIGITAL
COUT 1 SUB_C
COMB
FILTER
PC_HS
COUT 2 MAIN _C
PC_VS
LOUT 1 L_SWSUB
/ROUT 1 R_SWSUB
LOUT 2 L_SWMAIN
/ROUT 2 R_SWMAIN
PC_R
PC_G
PC_B
(No.YA299)2-5
FRONT CONTROL PWB
*1 *1
HEADPHONE
J7001
LIPL LIPL
IC6001
L/R
LIPR LIPR
VOLUME
CONTROL
IC801
MAIN_VYO
3 S_Y
S_R_Y
S_B_Y
3
3
Y Cb Cr
C
COLOUR
DEMOD.
Y
S_HD
H.DRIVE
SYNC
SEP. S_VD
V.DRIVE
Y/C
IC201
SYNC SEP/SW/DETECT
S_HD
YUVSWH2
S_VD
YUVSWV2
SYNC
SEP.
DETECT
YUVSWY1
IC301
COMPONENT VIDEO
YUVSWY1
/AUDIO SELECT
YUVSWPB1
YUVSWPR1
YUVSWY2
YUVSWPB2
YUVSWPR2
CPY1
CPB1
CPR1
LOUT3/ROUT3
EUROL4/EUROR4
HDMI_DL/HDMI_DR
2-6(No.YA299)
IC6521
BBE/SURROUND/AUDIO CONTROL
SURROUND
L/R
AGC VOL1 BBE TONE VOL2
PROCESS
DIGITAL SIGNAL PWB
IC1001
A-D CONVERT/YC SEPARAT/COLOUR DEMOD.
IC1502 SYNC
MAIN SCREEN SEP.
INPUT SW
A-D
DEC_Y Y
ENHANCER
(10bit)
/ CONTRAST
CONVERT YC SEP.
(3D/3L)
C
COLOUR
A-D
DEMOD.
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
IPVS
GAMMA
CORRECTION
IPY
FORMAT CONVERT
3DY
IP PB
/MULTI-SCREEN 10
3DRB IP PR
/SUPER DigiPure
A-D /MOVIE THEATER
YUVSWY2
YUVSWPB2
YUVSWPR2
IC4003
DQ ADRS
DIST
PROGRAM
IC3501
ROM
IC3502
IC3004
MEMORY
SW
IC4004
DIST
IC7002 SCL SETTING
IC7001
SDA MEMORY
CHASSIS
CHASSIS
CPU
CPU
MEMORY
ANALOG
SIGNAL
PWB
KEY1
KEY2
PLDR_UV
DIN_HS
PLDG_Y
DIN_VS 8
PLDB MECA_SW
RX0+/-
RX1+/-
POWER_LED
RX2+/-
RXC+/-
HDMI
REMOCON
DRIVER
DIGITAL-IN
(VIDEO/
DIN_DL
AUDIO)
DIN_DR
*1
ANALOG SIGNAL PWB
SPEAKER(L)
IC6621
L
IC6661
COMPARAT
IC6551 L/R
IC6552 L/R
DIGITAL
AMP
HPF AUDIO
R
OUT
SPEAKER(R)
3DHS 8
3DVS
Y
3DY 8
ITU-R656
8bit
R-Y
FORMAT 3DRB 8
B-Y
IC4001
COLOUR
MANAGEMENT
RGB
LVR
PROCESS 0+/-
LVG
1+/-
OSD
LVB
2+/-
IC6502
MIX
8
3+/-
LVDS FORMAT
CONVERSION
CPU
OSDR
5
OSDG
OSDB
MI_RX
SCL
IC7501 IC7602
MI_TX
SDA
WAKE
MAIN MAIN CPU
CPU MEMORY
LCD
(PANEL)
FRONT FRONT
CONTROL SENSOR
PWB PWB
S7701~S7706
POWER
D8702
POWER
IC8752
REMOTE
RECEIVER
*1 : CONNECTOR PWB