Circuit Diagrams; Main Pwb Circuit Diagram - JVC LT-42R10BU/PP Service Manual

CIRCUIT DIAGRAMS

MAIN PWB CIRCUIT DIAGRAM (1/4)

MAIN PWB (2/4)
SFT-1101A LT-42DR9BJA
(OLLC13686)
LT-42DR9BUA
LT-42DR9BJB
LT-42DR9BUB
SFT-1102A LT-42R90BUA
(OLLC13766)
LT-42R90BUB
LT-42R10BUA
SFT-1103A LT-32A90BUA
(OLLC13788)
SFT-1104A LT-42A90BUA
(OLLC13823)
SFT-1105A LT-42DS9BUA
(OLLC13686-03)
LT-42DS9BUP
LT-42DS9BJA
LT-42DS9BJP
5V
R1005
OPEN
VHF/UHF TUNER
Q1002
OPEN 9V
TU1001
*
R1006
OPEN
R1022 R1021
0
0 TV_CV
GND
21
Q1001 R1007
OPEN OPEN
GND
20
GND
19
GND GND
GND
18
VIDEO
17 BT32V
OUT R1009
2.2K
C1009
NC 10/25
16
L1002
R1004 L10
2.2K
BTL
15
C1007 C1008 C1010
10 /50 .01
.1/50
SIF OUT
14
AUDIO
C1006
13
1/10
OUT
AFC1
AFT 12
SDA1_5
SDA 11
R1003 100
SCL SCL1_5
10
R1002 100
NC
9
K1001
NQR0389-003X
RF AGC AGC
8
R1001
BT 7
OPEN
C1004 C1005
C1003
OPEN OPEN
OPEN
NC
6
NC
5
NC
4
C1001 C1002 L1001
.1 /50 100 /10 L10
BM
3
NC
2
NC
1
GND
M_R
MAIN M_L
PWB
MB_RESET
(2/4)
SCL1
SDA1
ASSY NO. - MODEL LIST
SFT-1106A LT-42S90BUA SFT-1109A LT-32A90BUB
(OLLC13766-03) (OLLC14934)
LT-42S90BUP
LT-32FG5BUA
LT-42S90BGA
SFT-1110A LT-32DR9BJA
LT-42S90BSA
(OLLC15233)
LT-32DR9BUA
LT-42S90BBA
LT-42S90BLA SFT-1111A LT-32R90BUA
SFT-1107A LT-46DS9BUA (OLLC15246)
LT-32R10BUA
(OLLC13686-04)
LT-46DS9BUP
LT-46DS9BJA
SFT-1112A LT-32R10BUA
LT-46DS9BJP
(OLLC15246-03)
SFT-1108A LT-46S90BUA
(OLLC13766-04)
LT-46S90BUP
16V 24V
R6501
R6502
OPEN
R6019 R6503
* *
GND
R1015 R1017
R1010
2.2K 270
680
Y1003
Q1005
OPEN
NPN
Y1001 R1011 C1011 C1012 L1004
R1014
BUFFER
OPEN 1K 820p 47p NQL093M-180X 180
Q1004
C1017
NPN
.01
Q1003 AMP
C1018 R1018
NPN OPEN
47
R1016
Y1002 1K
R1020
R1012 OPEN CH
R1013 C1013 C1015 1K
1K
330 .01 18p
CH
C1014
R1019 C1016
47p
270 0.01
R6674
*
R R
R6675
*
L L
9V
C6771 R6771 R6773
R6781
* * *
* L
L
R6775 *
C6776
OPEN
C6778
OPEN
4 3 2 1
R6780 -
*
+
IC6771
MIX
*
+
R6777 -
GND
*
5 6 7 8
D6771
B2
*
C6773 GND C6779
* OPEN
C6777
OPEN
R R6776 * R
R6772 R6774 R6782
C6772
* * * *
STB3.3V
MaxxBass
K6661 IC6661
*
*
C6671
R6661 * C6677
REF0V CAP
L * *
B2
C6678
CH
R6663 C6673 * R6778
IN_L MXBS_OUT OPEN
OPEN * L
CH
CH R6667 C6679
R6664 C6674 IN_R OUT_L *
OPEN
OPEN *
R B2
CH C6680
AVSS OUT_R R6668
R6662 C6672 *
C6676 OPEN
* * *
R
C6675 AVDD DVSS
R6779
* C6681 *
R6671 OPEN
* C6682 *
RESET DVDD
R6665 C6685 K6662
* *
*
SCL OSC0 3
R6666
2
*
SDA OSCI 1
K6663 R6669
C6688
* * X6661
OPEN
CH CH *
C6687
OPEN
GND
(No.YA682<Rev.001>)2-7
MAIN PWB
MAIN PWB (2/4) (2/4),(4/4)
MAIN PWB ASS'Y (1/4)
SFT-1102A-H3
5V
HEADPHONE
C6506
C6502 R6506
4.7/10
0 0
B2
R6507 C6504
OPEN
.0022
C6507
100/10
R6509
C6505 R6513
OPEN
.0022 47k
C6503 R6508
0 0
B2
C6508
4.7/10
* Q6502
D6503 R6510
Q6501 R6505 PNP
D6501 DI 4.7K
* * *
Q6503
C6501 R6504
UN2226-X
* * R6511
100K
D6502
DI
GND
C6012
R6106
4.7/10 C6105
*
B2 4.7/10
C6106
4.7/10
R6018 R6109 C6103
OPEN * *
GND
R6017 R6108
OPEN
*
C6102
R6107
*
B2 *
C6011
4.7/10 Q6102
OPEN
Q6104 R6110
OPEN
OPEN
R6111
OPEN Q6103
OPEN
R6116
OPEN
R6112
OPEN
GND
R6124 R6118
22K 22K
D6104 R6119
DI 12K
Q6105
UN2213-X
R6120
2.7K
C6128 Q6106 GND
* NPN
D6101
DI
GND
GND
NOTE.
OPEN : OPTION(NON MOUNT)
0 : NRSA63J-0R0X
CBW : NRSA02J-0R0X
NPN : 2SC1623A/5-6/-X
or 2SC3928A/QR/-X
PNP : 2SA812A/5-6/-X
or 2SA1530A/QR/-X
*1 : MA111-X
DI : 1SS355W-X
ZD3.6 : UDZW3.6B-X
ZD5.6 : UDZW5.6B-X
ZD6.2 : UDZW6.2B-X
ZD6.8 : UDZW6.8B-X
ZD8.2 : UDZW8.2B-X
L10 : NQL79GM-100X
L22 : NQL79GM-220X
L27 : NQL79GM-270X
RA0 : NRZ0034-0R0W
MAIN PWB (2/4)
2-8(No.YA682<Rev.001>)
STB3.3V
CN100T
*
K6116 *
1 SCL1
K6117 *
2
SDA1
3 STB3.3V
K6118 *
4
GND
K6119 *
5 SENS_HOST
K6120 *
6
KEY_1
K6121 *
7 XRES
GND
R6515
C6510
22
220/4
AMP
R6516 C6513
1k
0.1 /50
K6111
*
C6521 CN100R
*
QGA2547C1-10
C6511
K6112 CBW
8 7 6 5 47/16 1 HP_L
K6115 CBW
VCC
BIAS 2 HP_GND
K6113 CBW
3 HP_R
6dB K6114 CBW
4 HP_DET
MUTE STB5V 5V
GND HP_GND 5 GND
1 2 3 4 C6514 6 KEY_1
R6517
.1 /50
1K 7 5V
K7003 CBW K6122 *
C6512
8 REMOTE
220/4
9 STB5V
K7005 * K6123 CBW
R6518 10 ECO
22
C7117 C7115
* OPEN
REMOTE
R6519
OPEN
PWB
GND
CN701R
C6509
4.7/10
B2
GND
L6103
NQLF3EM-330X
AU_VCC DAMP_R+
C6123 C6122
C6126
.33/25 .22/16
* B2
DAMP_R-
C6125
0.22 L6104
C6127 /16 NQLF3EM-330X
C6121
*
.22/16
C6124 AU_GND
.22/16
AU_GND
AU_GND
AU_GND
49 K6103 K6104
AU_VCC CBW CBW
C6120
AU_GND GND GND * SPEAKER(R)
C6104
RININ PVCCR CN10LR
B2 1/16 C6119
RINP PVCCR QEHQ1HM-227 QGA2547C1-05
AGND PGNDR
1 R+
B2
LINIP
PGNDR 2 R-
C6107
C6118
LININ VCLAMPL
IC6001 3 NC
1/16 1/16
GND GAIN0 *
VCLAMPL 4 L-
AUDIO OUT
C6117
GAIN0 PGNDL
1/16 AU_GND 5 L+
GAIN1
PGNDL
C6116 SPEAKER(L)
MSTR/SCV PVCCL QEHQ1HM-227
SYNC
PVCCL
GND GND C6115
*
K6102 K6101
CBW CBW
AU_VCC
Y6103
OPEN
C6111
GND AU_GND AU_GND
.22 /16
STB3.3V STB5V
L6101
R6117
C6110 NQLF3EM-330X
100K
DAMP_L-
.22 /16
R6122 R6123
C6112 C6113
* *
C6109 .33/25 .22/16
B2
1/16
DAMP_L+
GND
L6102
C6114
NQLF3EM-330X
.22/16
AU_GND AU_GND
Y6501
*
Y6502
*
Y6503
*
GND AU_GND
ADDITION DIFFERENCE PARTS LIST
42R10 32FG5 46DS9 46S90
42DR9 42R90 32A90 42A90 42DS9 42S90 32DR9 32R90 32R10
SFT SFT SFT SFT-1105A SFT-1106A SFT SFT SFT
SFT-1103A
-1101A -1102A SFT-1109A -1104A SFT-1107A SFT-1108A -1110A -1111A -1112A
CN100T OPEN OPEN OPEN OPEN QGA1217C2 QGA1217C2 OPEN OPEN OPEN
-07X -07X
QAU0489 QAU0488 QAU0488 QAU0488 QAU0488 QAU0489 QAU0488 QAU0488
TU1001 OPEN
-001 -002 -002 -002 -002 -001 -002 -002
R6019 47K 47K OPEN 47K OPEN OPEN 47K 47K 47K
R6106 1.5K 1.5K 6.8K 3.3K 1.5K 1.5K 6.8K 6.8K 6.8K
R6107 1.5K 1.5K 6.8K 3.3K 1.5K 1.5K 6.8K 6.8K 6.8K
R6108
OPEN OPEN 10K 8.2K OPEN OPEN OPEN OPEN OPEN
R6109 OPEN OPEN 10K 8.2K OPEN OPEN OPEN OPEN OPEN
R6122 OPEN OPEN 0 OPEN OPEN OPEN 0 0 0
R6123 0 0 OPEN 0 0 0 OPEN OPEN OPEN
R6502 56K 56K OPEN 56K 56K 56K 56K 56K 56K
R6503 100K 100K OPEN 100K 100K 100K 100K 100K 100K
R6505 18K 18K OPEN 18K 18K 18K 2.7K 2.7K 2.7K
NEHL1CM NEHL1CM NEHL1CM NEHL1CM NEHL1CM NEHL1CM NEHL1CM NEHL1CM
C6501
-107X -107X OPEN -107X -107X -107X -107X -107X -107X
Q6501 PNP OPEN PNP PNP PNP PNP PNP
PNP PNP
OPEN
D6501 DI *1 *1 *1 *1 *1 *1 *1
NCB21AK NCB21AK NCB21AK NCB21AK NCB21AK NCB21AK NCB21AK NCB21AK NCB21AK
C6128 -225X -225X -105X -225X -225X -225X -225X -225X -225X
C6120 1/16 1/16 .1/25 1/16 1/16 1/16 1/16 1/16 1/16
OPEN
NAX0857 NAX0857 NAX0857 NAX0857 NAX0857 NAX0857 NAX0857
X6661 OPEN OPEN
-001X -001X -001X -001X -001X -001X -001X
MX3000DS MX3000DS MX3000DS MX3000DS MX3000DS MX3000DS MX3000DS
IC6661 OPEN OPEN
-X -X -X -X -X -X -X
K6122 CBW CBW OPEN CBW CBW CBW CBW CBW
OPEN
NQR0499 NQR0499 NQR0499 NQR0499 NQR0499 NQR0499 NQR0499
K6661 OPEN OPEN
-002X -002X -002X -002X -002X -002X -002X
K6662 0 0 OPEN OPEN 0 0 0 0 0
0 0 OPEN OPEN 0 0 0 0 0
K6663
R6661 3.3K 3.3K OPEN OPEN 3.3K 3.3K 3.3K 3.3K 3.3K
OPEN
R6662 3.3K 3.3K OPEN 3.3K 3.3K 3.3K 3.3K 3.3K
R6665 100 100 OPEN OPEN 100 100 100 100 100
R6666 100 100 OPEN OPEN 100 100 100 100 100
R6669 1M 1M OPEN OPEN 1M 1M 1M 1M 1M
OPEN OPEN
R6671 0 0 0 0 0 0 0
R6674 OPEN OPEN OPEN OPEN OPEN OPEN OPEN
0 0
OPEN OPEN OPEN OPEN OPEN OPEN OPEN
R6675 0 0
C6671 2.2/10 2.2/10 OPEN OPEN 2.2/10 2.2/10 2.2/10 2.2/10 2.2/10
C6672 2.2/10 2.2/10 OPEN OPEN 2.2/10 2.2/10 2.2/10 2.2/10 2.2/10
C6673 33p 33p OPEN OPEN 33p 33p 33p 33p 33p
C6674 33p 33p OPEN OPEN 33p 33p 33p 33p 33p
C6675 10/16 10/16 OPEN OPEN 10/16 10/16 10/16 10/16 10/16
OPEN
C6676 .1/50 .1/50 OPEN .1/50 .1/50 .1/50 .1/50 .1/50
1/16 1/16 OPEN OPEN 1/16 1/16 1/16 1/16 1/16
C6677
C6678 .015/50 .015/50 OPEN OPEN .015/50 .015/50 .015/50 .015/50 .015/50
33p 33p OPEN OPEN 33p 33p 33p 33p 33p
C6679
C6680 33p 33p OPEN OPEN 33p 33p 33p 33p 33p
C6681 10/16 10/16 OPEN OPEN 10/16 10/16 10/16 10/16 10/16
C6682 .1/50 .1/50 OPEN OPEN .1/50 .1/50 .1/50 .1/50 .1/50
C6685
.1/50 .1/50 OPEN OPEN .1/50 .1/50 .1/50 .1/50 .1/50
NJM4565M NJM4565M OPEN OPEN NJM4565M NJM4565M NJM4565M NJM4565M NJM4565M
IC6771
-WE -WE -WE -WE -WE -WE -WE
MA8062
D6771 ZD6.2 OPEN OPEN ZD6.2 ZD6.2 ZD6.2 ZD6.2 ZD6.2
/M/-X
R6771 68K 68K OPEN OPEN 68K 68K 68K 68K 68K
OPEN
R6772 68K 68K OPEN 68K 68K 68K 68K 68K
R6773 47K 47K OPEN OPEN 47K 47K 47K 47K 47K
OPEN
R6774 47K 47K OPEN 47K 47K 47K 47K 47K
R6775
6.8K 6.8K OPEN OPEN 6.8K 6.8K 6.8K 6.8K 6.8K
OPEN
R6776 6.8K 6.8K OPEN 6.8K 6.8K 6.8K 6.8K 6.8K
R6777 2.7K 2.7K OPEN OPEN 2.7K 2.7K 2.7K 2.7K 2.7K
R6780 10K 10K OPEN OPEN 10K 10K 10K 10K 10K
R6781 0 0 OPEN OPEN 0 0 0 0 0
R6782 0 0 OPEN OPEN 0 0 0 0 0
C6771 1/16 1/16 OPEN OPEN 1/16 1/16 1/16 1/16 1/16
1/16 1/16 OPEN OPEN 1/16 1/16 1/16 1/16 1/16
C6772
C6773
2.2/10 2.2/10 OPEN OPEN 2.2/10 2.2/10 2.2/10 2.2/10 2.2/10
C6774 .47/10 .47/10 OPEN OPEN .47/10 .47/10 .47/10 .47/10 .47/10
C6775 47/16 47/16 OPEN OPEN 47/16 47/16 47/16 47/16 47/16
K7005 CBW CBW OPEN CBW CBW CBW CBW CBW
OPEN
C7117 .1/50 .1/50 OPEN OPEN .1/50 .1/50 .1/50 .1/50 .1/50
C6126 1/16 1/16 .1/25 1/16 1/16 1/16 1/16 1/16 1/16
NEHL1CM NEHL1CM NEHM1EM NEHL1CM NEHL1CM NEHL1CM NEHL1CM NEHL1CM NEHL1CM
C6127 -106X -106X -475X -106X -106X -106X -106X -106X -106X
C6115 1/16 1/16 .1/25 1/16 1/16 1/16 1/16 1/16 1/16
IC6001 TPA3100D2 TPA3100D2 TPA3100D2 TPA3100D2 TPA3101D2 TPA3101D2 TPA3100D2 TPA3100D2 TPA3100D2
PHP-W PHP-W PHP-W PHP-W PHP-W PHP-W PHP-W PHP-W PHP-W
K6111 CBW CBW CBW CBW OPEN OPEN CBW CBW CBW
K6116 OPEN OPEN OPEN OPEN CBW CBW OPEN OPEN OPEN
K6117 OPEN OPEN OPEN OPEN CBW CBW OPEN OPEN OPEN
K6118 OPEN OPEN OPEN OPEN CBW CBW OPEN OPEN OPEN
K6119 OPEN OPEN OPEN OPEN CBW CBW OPEN OPEN OPEN
CBW CBW
K6120 OPEN OPEN OPEN OPEN OPEN OPEN OPEN
K6121 OPEN OPEN OPEN OPEN CBW CBW OPEN OPEN OPEN
R6504 OPEN OPEN OPEN OPEN 56K 56K OPEN OPEN OPEN
C6521 .01/50 .01/50 .01/50 .01/50 OPEN OPEN .01/50 .01/50 .01/50
Y6501 OPEN OPEN OPEN OPEN 0 0 OPEN OPEN OPEN
Y6502 OPEN OPEN OPEN OPEN 0 0 OPEN OPEN OPEN
Y6503 OPEN OPEN OPEN OPEN 0 0 OPEN OPEN OPEN
.01/50 .01/50 .01/50 .01/50 .01/50 OPEN
C6102 .01/50 .01/50 .01/50
C6103 .01/50 .01/50 .01/50 OPEN
.01/50 .01/50 .01/50 .01/50 .01/50
CN100R QGA2547 QGA2547 QGA2547 QGA2501 QGA2501 QGA2547 QGA2547 QGA2547 QGA2547
C1-001 C1-10 C5-10 C1-10 C1-10
C1-10 C1-10 C1-10 C1-10
QGA1217 QGA1217 QGA1217 OPEN
CN100T OPEN OPEN OPEN OPEN OPEN
C2-07X C2-07X C2-07X
ggs10005_0120_2/4_0.0