JVC LT-37R70BU Service Manual page 70

DIGITAL PWB CIRCUIT DIAGRAM (15/16) SHEET 21
SHEET 10
SHEET 16,22
WAKE WAKE
STB3.3V
IC7602
GND
C7601
STB3.3V 1
R7643
0 GND
SCLM SCLM
SHEET 7,22
SDAM SDAM STB3.3V
CN0C1
R7658 R7610
10K 0
GND
TP_IIC
TCCS_RX
SHEET 16
TCCS_TX
STB3.3V
CN0MM
OSDR5_0
OSDR5
OSDG5 OSDG5_0
OSDB5_0
OSDB5
C7627 R7650 R7651 C7628
RA7601 OPEN OPEN OPEN OPEN
RA0
GND GND
GND R7603 0
GND
KEY2
R7604 0
SHEET 12
JW
KEY1
C7604 1000p
SHEET 7,16,22
AFT1
C7605 220p
C7606 2.2
C7602 0.1/16
R7605 470 R7611 1k
SUBCCD SUBCCD_1 R7606 1M C7607 680p SUBCCD_2
R7607
STB_5V 6.8k
C7603 0.1/16 R7612 470
MAINCCD1 MAINCCD1_1
C7608 R7608
0.1/16
1M
GND
STB3.3V
K7601
D7601
OPEN
DIGITAL PWB ASS'Y (15/16)
SFL0D263A-U2
[LT-37R70BU, LT-37R70BU/B, LT-37R70SU, LT-37R70SU/B]
LCA10599-92C (SFL0D263A-SJ)
SHEET 7
[LT-37R70BU/P, LT-37R70BU/Q, LT-37R70SU/P, LT-37R70SU/Q]
R7609
0
IC7601
C7609
GND
680p
X7601
R7644
GND
C7612 C7633
2.2
R7659
GND
0.1/16
RA7602 RA7603
RA0
RA0
OSDB5
OSDB4
OSDB3
OSDG5
OSDG4
OSDG3
OSDR5
OSDR4
OSDR3
R7624 0 DD_OSDVS
R7625 0 DD_OSDHS MI_OSDYS
MI_OSDYM
DD_OSDHS
DD_OSDVS
DD_OSDCK
REMO
KEY1
KEY2
BS_RXD
BS_TXD
BS_5V C7618
MI_CK
MI_RX
MI_TX
RA7606
SUBCCD
BS_5V
C7620
STB3.3V
R7649
10k
R7626 0 SBT5
R7627 0 PW/CLK
MAINCCD1
SBD5
MI_REQ
MI_CK
WORD
MI_TX
MI_RX
RA7605
RA0
OSDB4 ACINPOW
OSDG4
TVLINK
OSDR4
MECA_SW
R7622
0
MI_SW
EF7601
IC7604 OPEN
R7652
OPEN
R7628
33k
R7623
R7653
0
R7637
OPEN
GND
R7618
0
D7606
OPEN
D7607
OPEN
STB_5V
C7625
OPEN
BS_5V
IC7607
OPEN
R7655
OPEN
C7617 IC7603
C7622
OPEN
R7654
C7623
OPEN
OPEN
R7656 R7657 C7630
OPEN OPEN OPEN
C7624
OPEN
GND
GND
GND
R7617
GND
MI_SW
PW/CLK
RESET
SBT5
SBD5
WORD
(No.YA406)2-47 2-48(No.YA406)
NOTE : Refer to the part list for the part number of IC7602.
X7601
IC7601
IC7602
IC7603
OSDB5
IC7604
OSDB4 IC7605 OPEN OPEN OPEN OPEN
OSDB3 IC7606 OPEN OPEN OPEN OPEN
K7601
RA7601 RA0 RA0 RA0 RA0
OSDG5
SHEET 12,22 RA7602 RA0 RA0 RA0 RA0
OSDG4
RA7603 RA0 RA0 RA0 RA0
OSDG3
RA7605 RA0 RA0 RA0 RA0
RA7606
OSDR5
R7603 0 0 0
OSDR4
OSDR3 R7604 0 0 0
R7605 470 470 470 470
SHEET 12,17,22 R7606 1M 1M 1M 1M
MI_OSDYS
R7607 6.8k 6.8k 6.8k 6.8k
MI_OSDYM SHEET 12,22
R7608 1M 1M 1M 1M
R7609 0 0 0
R7610 0 0 0
DD_OSDHS SHEET 12,13,22
R7611 1k 1k 1k 1k
DD_OSDVS
R7612 470 470 470 470
R7613 1k 1k 1k 1k
SHEET 12,22
DD_OSDCK
R7614
0 0 0
R7615 0 0 0
R7616 0 0 0
R7618 0 0 0
REMO
R7619 0 0 0
SHEET 19,22
KEY1
R7620 1k 1k 1k
KEY2
R7621 OPEN OPEN OPEN OPEN
R7622 0 0 0
R7623 0 0 0
R7624 0 0 0
R7625 0 0 0
R7626 0 0 0
R7627 0 0 0
R7628 33k 33k 33k 33k
R7631 OPEN OPEN OPEN OPEN
R7632 OPEN OPEN OPEN OPEN
BS_RXD
SHEET 18,22
R7634 OPEN OPEN OPEN OPEN
BS_TXD
R7635 OPEN OPEN OPEN OPEN
R7644 0 0 0
R7646 0 0 0
SUB_CCD1_1 R7649 10k 10k 10k 10k
C7631
GND R7631
SUB_CCD1_2 R7659 56 56 56
SUB_CCD1 SUB_CCD1 C7602 0.1/16 0.1/16 0.1/16 0.1/16
C7603 0.1/16 0.1/16 0.1/16 0.1/16
R7632
C7604 1000p 1000p 1000p 1000p
C7605 220p 220p 220p 220p
C7606 2.2/10 2.2/10 2.2/10 2.2/10
GND
C7607 680p 680p 680p 680p
R7647
OPEN SHEET 11 C7608 0.1/16 0.1/16 0.1/16 0.1/16
C7609 680p 680p 680p 680p
C7610 1000p 1000p 1000p 1000p
C7619
C7611 220p 220p 220p 220p
C7612 2.2/10 2.2/10 2.2/10 2.2/10
C7615 0.1/16 0.1/16 0.1/16 0.1/16
MAIN_CCD_1 C7616 0.1/16 0.1/16 0.1/16 0.1/16
C7632
R7634
GND C7617 0.1/16 0.1/16 0.1/16 0.1/16
MAIN_CCD_2
MAIN_CCD MAIN_CCD
C7618 OPEN OPEN OPEN OPEN
C7619 OPEN OPEN OPEN OPEN
R7635
SHEET 22
MAINCCD2 C7620 OPEN OPEN OPEN OPEN
C7621 OPEN OPEN OPEN OPEN
C7629 10/10 10/10 10/10 10/10
GND
C7631 OPEN OPEN OPEN OPEN
R7648
C7632 OPEN OPEN OPEN OPEN
OPEN
C7633 OPEN OPEN OPEN OPEN
C7621
MI_REQ
SHEET 16,22
MI_CK
MI_TX
MI_RX
ACINPOW SHEET 7
TVLINK
SHEET 7,12,19,22
MECA_SW
J7601
OPEN
EF7602
OPEN
OPEN
R7636
OPEN
D7604
OPEN
GND
D7605
OPEN
STB3.3V
C7629
C7626 GND
OPEN
R7639 R7640
OPEN OPEN
CN232SW
OPEN
R7642 R7641
OPEN OPEN
SHEET 22
CPURST2
R7645 OPEN
SHEET 15,22
CPURST
R7646
0
MI_SW
PW/CLK
RESET
SHEET 22
SBT5
SBD5
WORD
OPEN OPEN OPEN OPEN OPEN OPEN OPEN OPEN OPEN OPEN
OPEN OPEN OPEN OPEN OPEN OPEN OPEN OPEN OPEN OPEN
OPEN OPEN OPEN OPEN OPEN OPEN OPEN OPEN OPEN OPEN OPEN
OPEN OPEN OPEN OPEN OPEN OPEN OPEN OPEN OPEN OPEN
OPEN OPEN OPEN OPEN OPEN OPEN OPEN OPEN OPEN OPEN
OPEN OPEN OPEN OPEN OPEN OPEN OPEN OPEN OPEN OPEN
RA0 RA0 OPEN OPEN OPEN OPEN OPEN OPEN OPEN OPEN OPEN OPEN
RA0 RA0 OPEN OPEN OPEN OPEN OPEN OPEN OPEN OPEN OPEN OPEN
RA0 RA0 OPEN OPEN OPEN OPEN OPEN OPEN OPEN OPEN OPEN OPEN
RA0 RA0 OPEN OPEN OPEN OPEN OPEN OPEN OPEN OPEN OPEN OPEN
OPEN OPEN OPEN OPEN OPEN OPEN OPEN OPEN OPEN OPEN
0 0 0 OPEN OPEN OPEN OPEN OPEN OPEN OPEN OPEN OPEN OPEN
0 0 0 OPEN OPEN OPEN OPEN OPEN OPEN OPEN OPEN OPEN OPEN
470 470 OPEN OPEN OPEN OPEN OPEN OPEN OPEN OPEN OPEN OPEN
1M 1M OPEN OPEN OPEN OPEN OPEN OPEN OPEN OPEN OPEN OPEN
6.8k 6.8k OPEN OPEN OPEN OPEN OPEN OPEN OPEN OPEN OPEN OPEN
1M 1M OPEN OPEN OPEN OPEN OPEN OPEN OPEN OPEN OPEN OPEN
0 0 0 OPEN OPEN OPEN OPEN OPEN OPEN OPEN OPEN OPEN OPEN
0 0 0 OPEN OPEN OPEN OPEN OPEN OPEN OPEN OPEN OPEN OPEN
1k 1k OPEN OPEN OPEN OPEN OPEN OPEN OPEN OPEN OPEN OPEN
470 470 OPEN OPEN OPEN OPEN OPEN OPEN OPEN OPEN OPEN OPEN
1k 1k OPEN OPEN OPEN OPEN OPEN OPEN OPEN OPEN OPEN OPEN
OPEN
0 0 0 OPEN OPEN OPEN OPEN OPEN OPEN OPEN OPEN OPEN
0 0 0 OPEN OPEN OPEN OPEN OPEN OPEN OPEN OPEN OPEN OPEN
0 0 0 OPEN OPEN OPEN OPEN OPEN OPEN OPEN OPEN OPEN OPEN
0 0 0 OPEN OPEN OPEN OPEN OPEN OPEN OPEN OPEN OPEN OPEN
0 0 0 OPEN OPEN OPEN OPEN OPEN OPEN OPEN OPEN OPEN OPEN
1k 1k 10k OPEN OPEN OPEN OPEN OPEN OPEN OPEN OPEN OPEN OPEN
OPEN 10k OPEN OPEN OPEN OPEN OPEN OPEN OPEN OPEN OPEN OPEN
0 0 0 OPEN OPEN OPEN OPEN OPEN OPEN OPEN OPEN OPEN OPEN
0 0 0 OPEN OPEN OPEN OPEN OPEN OPEN OPEN OPEN OPEN OPEN
0 0 0 OPEN OPEN OPEN OPEN OPEN OPEN OPEN OPEN OPEN OPEN
0 0 0 OPEN OPEN OPEN OPEN OPEN OPEN OPEN OPEN OPEN OPEN
0 0 0 OPEN OPEN OPEN OPEN OPEN OPEN OPEN OPEN OPEN OPEN
0 0 0 OPEN OPEN OPEN OPEN OPEN OPEN OPEN OPEN OPEN OPEN
33k 33k OPEN OPEN OPEN OPEN OPEN OPEN OPEN OPEN OPEN OPEN
1k 1k OPEN OPEN OPEN OPEN OPEN OPEN OPEN OPEN OPEN OPEN
2.2k 2.2k OPEN OPEN OPEN OPEN OPEN OPEN OPEN OPEN OPEN OPEN
1k 1k 390 390 390 390 390 390 390 390 390 390
2.2k 2.2k 1k 1k 1k 1k 1k 1k 1k 1k 1k 1k
0 0 0 OPEN OPEN OPEN OPEN OPEN OPEN OPEN OPEN OPEN OPEN
0 0 0 OPEN OPEN OPEN OPEN OPEN OPEN OPEN OPEN OPEN OPEN
10k 10k OPEN OPEN OPEN OPEN OPEN OPEN OPEN OPEN OPEN OPEN
56 56 56 OPEN OPEN OPEN OPEN OPEN OPEN OPEN OPEN OPEN OPEN
0.1/16 0.1/16 OPEN OPEN OPEN OPEN OPEN OPEN OPEN OPEN OPEN OPEN
0.1/16 0.1/16 OPEN OPEN OPEN OPEN OPEN OPEN OPEN OPEN OPEN OPEN
1000p 1000p OPEN OPEN OPEN OPEN OPEN OPEN OPEN OPEN OPEN OPEN
220p 220p OPEN OPEN OPEN OPEN OPEN OPEN OPEN OPEN OPEN OPEN
2.2/10 2.2/10 OPEN OPEN OPEN OPEN OPEN OPEN OPEN OPEN OPEN OPEN
680p 680p OPEN OPEN OPEN OPEN OPEN OPEN OPEN OPEN OPEN OPEN
0.1/16 0.1/16 OPEN OPEN OPEN OPEN OPEN OPEN OPEN OPEN OPEN OPEN
680p 680p OPEN OPEN OPEN OPEN OPEN OPEN OPEN OPEN OPEN OPEN
1000p 1000p OPEN OPEN OPEN OPEN OPEN OPEN OPEN OPEN OPEN OPEN
220p 220p OPEN OPEN OPEN OPEN OPEN OPEN OPEN OPEN OPEN OPEN
2.2/10 2.2/10 OPEN OPEN OPEN OPEN OPEN OPEN OPEN OPEN OPEN OPEN
0.1/16 0.1/16 OPEN OPEN OPEN OPEN OPEN OPEN OPEN OPEN OPEN OPEN
0.1/16 0.1/16 OPEN OPEN OPEN OPEN OPEN OPEN OPEN OPEN OPEN OPEN
0.1/16 OPEN OPEN OPEN OPEN OPEN OPEN OPEN OPEN OPEN OPEN OPEN
4.7/16 4.7/16 OPEN OPEN OPEN OPEN OPEN OPEN OPEN OPEN OPEN OPEN
10/10 10/10 OPEN OPEN OPEN OPEN OPEN OPEN OPEN OPEN OPEN OPEN
4.7/16 4.7/16 4.7/16 4.7/16 4.7/16 4.7/16 4.7/16 4.7/16 4.7/16 4.7/16 4.7/16 4.7/16
10/10 10/10 OPEN OPEN OPEN OPEN OPEN OPEN OPEN OPEN OPEN OPEN
10/10 10/10 OPEN OPEN OPEN OPEN OPEN OPEN OPEN OPEN OPEN OPEN
0.22/10 0.22/10 OPEN OPEN OPEN OPEN OPEN OPEN OPEN OPEN OPEN OPEN
0.22/10 0.22/10 0.22/10 0.22/10 0.22/10 0.22/10 0.22/10 0.22/10 0.22/10 0.22/10 0.22/10 0.22/10
150p 150p OPEN OPEN OPEN OPEN OPEN OPEN OPEN OPEN OPEN OPEN
c10408001c006_0330_6/17_0.0