JVC LT-52GZ79 Service Manual page 42

DIGITAL PWB CIRCUIT DIAGRAM (9/12)
DD_OSDVS
DIGITAL PWB(1/12,3/12)
DD_OSDHS
SCLM
DIGITAL PWB(1/12,7/12,10/12)
SDAM
CN0C1
QGA1501F4-04W
STB3.3V
OPEN SDAM
SCLM
GND
TCCS_RX
DIGITAL PWB(4/12)
TCCS_TX
CN0MM
QGA1501F4-06W
STB3.3V
TCCS_TX
TCCS_RX
OPEN
GND
CEC_RST
JW
DIGITAL PWB(3/12) JW
DIGITAL PWB(1/12,10/12) CEC_RST
R6715 OPEN
VCC3D
R6714 OPEN
IC6001
JCC5068
SUB CPU/
A-D CONVERT/
FLS 410
YC SEPARATE/
CHROMA DEMOD./
HSI 509
FORMAT CONVERT/
ENHANCE/NR/
NEP 409
RGB PROCESS/OSD MIX
VSI 60
DA_AGND 601
C6705
OPEN
DA_AVDD 508
DA_REF 181
R6701
OPEN
DA_RSET 57
507
DAB_AGND
C6708
OPEN
298
DAB_AVDD
B-Y
R6702
OPEN
DAB_IO 58
DAR_AGND 407
C6709
OPEN
DAR_AVDD 600
R-Y
R6703
OPEN
DAR_IO 183
DAVM_AGND 59
C6710
OPEN
DAVM_AVDD 299
VM
R6704
OPEN
DAVM_IO 408
DAY_AGND 406
C6711
OPEN
Y DAY_AVDD 297
R6705
OPEN
DAY_IO 182
GND
STB3.3MI
SETTING DATA MEMORY
IC7602
GND
1 2 3 4
STB3.3MI
8 7 6 5
C7601
1/16
B1
GND
1
2
3
4
GND
DIGITAL PWB ASS'Y (9/12)
STB3.3V
SFL0D403A-H2 [LT-52GZ79, LT-52GZ79/E]
1
2
3
SFL0D403A-H8 [LT-52GZ79/BA]
4
5
SFL0D404A-H2 [LT-52GZ79/S]
6
GND
NOTE : Refer to the part list for the part number of IC7602.
(No.YA665<Rev.001>)2-35
L6701
NQR0499-001X
CF1
C6701
4.7/16
NCF11CZ-475X
GND
R6706
OPEN
B2
C6707
OPEN
2-36(No.YA665<Rev.001>)
ASSY NO. - MODEL LIST
SFL-0D393A ... LT-42GZ78A
LT-42GZ78BA
LT-42GZ78TA
SFL-0D394A ... LT-42GZ78SA
SFL-0D395A ... LT-47GZ78A
LT-47GZ78BA
LT-47GZ78TA
SFL-0D396A ... LT-47GZ78SA
SFL-0D397A ... LT42GZ78NASK
SFL-0D398A ... LT47GZ78NASK
SFL-0D403A
... LT-52GZ79A
LT-52GZ79EA
LT-52GZ79BA
SFL-0D404A ... LT-52GZ79SA
BS_5V
MAIN_CCD_1
C7620 C7632
4.7/16 R7634
GND 0.22/10
CF1 390
MAIN_CCD_2 (MAIN_CCD)
MAIN_CCD
6 5 4 R7635
1.2k
MAINCCD2
GND
R7648
OPEN
1 2 3
R7680
0
EF7601
OPEN
R7652 EF7602
OPEN
OPEN
STB3.3V
R7653
CN232C
OPEN
OPEN
1 VCC3D
R7637 R7636
2
OPEN OPEN CEDIA1
OPEN
3 CEDIA2
4
GND
D7606 D7604
OPEN OPEN
D7607 D7605
GND
OPEN OPEN
GND
STB3.3V
C7625 C7629
OPEN OPEN
B1
IC7607
OPEN
GND
C7626
0.1/16
1 EN FOFF 16
2 C1+ VCC 15
R7639 R7640
3 V+ GND 14
OPEN OPEN
C7622
4 C1- T1O 13
OPEN
C7623 5 C2+ FON 12
OPEN
6 C2- T1I 11
CN232SW
C7624 7 V- INVAL 10 OPEN
OPEN
4
8 R1I R1O 9 R1O
3 T1O
OPEN
R7642 R7641 2
SBDS
OPEN OPEN
1 WORD
GND
CPURST2
R7645 OPEN
CPURST
R7646 OPEN
STB3.3V
R7649
OPEN
SBD5
SBD5
DIGITAL PWB(1/12)
WORD
WORD
DIGITAL PWB(2/12)
DIGITAL PWB(1/12)
DIGITAL PWB(1/12)
DIGITAL PWB(1/12,8/12)
ggs20019001a_12/4_13/14_0.0