JVC LT-52GZ79, Service Manual

Page: 40 / 101

2-32(No.YA665<Rev.001>) (No.YA665<Rev.001>)2-31
DIGITAL PWB ASS'Y (7/12)
SFL0D403A-H2 [LT-52GZ79, LT-52GZ79/E]
SFL0D403A-H8 [LT-52GZ79/BA]
SFL0D404A-H2 [LT-52GZ79/S]
ggs20019001a_12/4_9/14_0.0
SFL-0D398A ...
SFL-0D397A
LT47GZ78NASK
LT42GZ78NASK ...
SFL-0D396A
SFL-0D395A
...
...
LT-47GZ78SA
SFL-0D394A
LT-47GZ78BA
LT-42GZ78SA
LT-47GZ78A
SFL-0D393A
ASSY NO. - MODEL LIST
...
LT-42GZ78BA
LT-42GZ78A ...
LT-47GZ78TA
LT-42GZ78TA
LT-52GZ79BA
... SFL-0D404A LT-52GZ79SA
SFL-0D403A
(AC_IN)
LT-52GZ79EA
LT-52GZ79A ...
SCL3A_2
SDA3A_2
TEXT_FB TEXT_FG TEXT_FR
POW_LED
GND
GND
GND
GND
M_MUTE A_MUTE
TEXT_FB
GND
TEXT_FG
SCL3A_1 SDA3A_1
STB3.3VA
MECA_SW
TEST0
GND
STB3.3V
STB_5V
STB_5V
GND
STB3.3V
GND
GND
GND
STB3.3V
AGC EXT_YS2 EXT_YS1
BS_IR_1
TEXT_FR
VCC3D
GND
DIMMER
REMOCON
KEY2 KEY1
POW_GOOD2
POW_GOOD
SDAM
SCLM
TEST0
TVLINKIN
CARD_DA
CARD_CK
AUDIO_R
AUDIO_L
CODECRST
DBS_LED2
DBS_LED1
TVLINKOUT
CARD_INT
TEXT_FB
TEXT_FG
TEXT_FR
PFC_RST
EE_CDS1
LB_POW
MAIN_POW
EXT_YS2
EXT_YS1
AGC
DINPHOT
REC_LED
MSP_RST
AFT1
B1_POW
MECA_SW
A_MUTE
M_MUTE
POW_LED
SCL3A
SDA3A
R7513
100
R7514
100
R7515
1k
C7521
OPEN
C7520
OPEN
R7549
OPEN
R7554
OPEN
R7555
OPEN
D7514
OPEN
K7502 OPEN
K7503 OPEN
K7505 OPEN
K7506 OPEN
D7512
OPEN
D7513
OPEN
C7519
OPEN
C7517 0.01 C7516 OPEN C7515 0.01 C7514 0.01
NRSA63J-0R0X K7504
C7518
OPEN
R7544
OPEN
L7502
0
L7501
0
C7510
0.01
R7521
OPEN
R7525
0
R7524
0
R7523
0
CH
C7504
OPEN
R7540 OPEN
R7541 OPEN
CH
C7505
OPEN
C7506
0.01
R7551
OPEN
4
3
2
1
5
6
7
8
NQR0271-004X
RA7503
R7539
OPEN
R7550
OPEN
R7548
OPEN
R7533
OPEN
R8885 OPEN
R8886 OPEN
LC8802
OPEN
LC8801
OPEN
C7507
0.01
NQR0415-005X LC7505
LC7507
OPEN
LC7508
OPEN
LC7509
OPEN
R7547
OPEN
R7512
0
R7553
OPEN
R7552
OPEN
R7546
OPEN
C7547
OPEN
C7548
OPEN
C7546
OPEN
C7545
OPEN
C7544
OPEN
C7543
OPEN
C7542
OPEN
C7541
OPEN
C7508
0.01
C7539
OPEN
C7540
OPEN
C7537
OPEN
C7536
OPEN
C7535
OPEN
C7534
OPEN
C7533
OPEN
C7532
OPEN
C7531
OPEN
C7530
OPEN
R7529
10k
R7530 1k
R7532
OPEN
D7508
OPEN
D7509
OPEN
C7529
OPEN
CH
C751
1
OPEN
NQR0413-002X
K7501
C7528
OPEN
Q7512
OPEN
R7502 OPEN
R7501 OPEN
C7513
OPEN
6
5
4 321 2Y
VCC
1Y
2A
GND
1A
IC7502
OPEN
Q7515
OPEN
Q7513
OPEN
Q7514
OPEN
C7527
OPEN
C7526
OPEN
C7525
OPEN
C7524
OPEN
R7556
OPEN
C7523
OPEN
Q7511
OPEN
C7522
OPEN
6
5
4
3
2
1
GND
SCL3A
SDA3A
CN7501
OPEN
R7534
OPEN
C7502
OPEN R7545
OPEN
50 49 48 47 46 45 44 43 42 41 40 39 38 37 36 35 34 33 32 31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16 15 14 13 12 11 10
9 8 7 6 5 4 3 2 1
QGF0508C2-50W SDA0
GND
TV_MAIN
DEC_Y
CARD_DA CARD_CK CARD_INT
BS_IR
REC_LED
DIN_PHOT
TVLINK
KEY1 KEY2
REMOCON
ONTIMER
STB_5V
GND
POW_GOOD
NC
LB_PR
LB_POW
MAINPOW (AUDIO_R)
AUDIO_L B1_POW
CODECRST
(EXT_YS2)
EXT_YS1
AGC
DBS_LED1 DBS_LED2
STB3.3V STB3.3V A_MUTE M_MUTE
POW_LED MECA_SW
AFT1
EE_CDS
MSP_RST
SDA3A
SCL3A
TEXT_FR TEXT_FG TEXT_FB
SCL0
GND GND GND GND
CN001
OPEN
DIGITAL PWB(4/12)
DIGITAL PWB(3/12)
DIGITAL PWB(1/12,4/12,8/12)
DIGITAL PWB(6/12)
DIGITAL PWB(4/12)
DIGITAL PWB(1/12,4/12)
DIGITAL PWB(1/12)
ANALOG PWB(2/6)
CN001
DIGITAL PWB(1/12)
DIGITAL PWB(4/12)
DIGITAL PWB(4/12)
DIGITAL PWB(1/12)
DIGITAL PWB(4/12)
DIGITAL PWB(4/12,10/12,11/12,DIGITAL INPUT BLOCK)
DIGITAL PWB(1/12,9/12,10/12)
DIGITAL PWB(4/12)
DIGITAL PWB(2/12,4/12,6/12)
DIGITAL PWB(1/12,3/12)
DIGITAL PWB(1/12,4/12)
DIGITAL PWB CIRCUIT DIAGRAM (7/12)