Mitsubishi Electric LT-40133 Service Manual page 47

1 2 3
PG 6.....DM2 [TUNER/MISC]
A
B
RE100
RCA type
YAA41-0242N
IN2 OUT
IN1
1 2 3
GND 1
TP-RE03
1
TP-RE01
L101
BLM21B272S
1
(From Sh 1) 30VB TP-RE02
30VB
C111
Q105 0.1 C3F40
VCESAT = 0.3V GND 25V/16V
2SC3052-T112-1G 10
IC = 100mA, IB = 10mA 35V
R118 R119
C
10K 3.3K
1/16W
ANT-SW 1/16W
(From Sh 6) ANT-SW
0.27mA GND
Q102
R122
R120 2SA1235A-T112-1E,F
47K 2.2K
1/16W ICmax = -200mA
27mA 1/16W
13 μA
GND
L104
BLM18PG600SN1
9VS
9VS
L102
5VS
10MH
D
C104
04W 6. 3V 220M-M 105C D=8 LFR
GND
L105
10MH
C106
04W 16V 100M-M 105C D=6. 3 LFR
GND
E
C105
1U
16V
R103
AFT-H 2.2K
1/16W
AFT-H GND
8 7 6 5
R101
3.3K
1/16W
(To Sh 4)
GND
F 1 2 3 4
R104
AFT-L 2.2K
1/16W
AFT-L
GND
R102
3.3K
1/16W
IC102
GND
MAX4232AKA+T
G
H
I
J
K
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4 5 6
TUNER
TU100
115U4006AM
24 23
25 22
1 2 3 4 5 6 7 8 11 12 13 14 15 16 17 18 19 20 21
C103
C109
0.1 1/16W
0.1
25V/16V C101 0.01
16V 100 IF+
R113
GND 50V GND
30.0~33.8V TP106
2mA max
34.0V abs. max. GND
TP104 TP102
1/16W IF-
100
5V±0.25
180mA typ.
240mA max. C110
TP103 R114
0.1
1±0.2Vpp
L106 16V
BLM21B272S
R117 1/16W
10
10
1/16W
R121
L103
BLM21B272S
C108
0.1
C107 25V/16V
R115
100 560
16V R116
1/16W
1/16W
GND
75
GND
Close to Q101
R112
100
1/16W
Q101
2SA1235A-T112-1E,F
GND
L107
BLM21B272S
5v
TU101
R109
115U2017AM- -F
2K
1/16W
3.11V
R110
1.3K
1/16W
1.89V
1 2 3 4 5 6 7 8 9 10 11
R111
2K
1/16W
R125
5.6K
1/16W C117
10uF
GND R1500
1K 6.3V
1/16W
AFTMAIN
D101
RSB6.8S C115
0.01
25V/50V
GND
GND
7 8 9 10
FAT_IFP
FAT_IFP
} (To Sh 4)
FAT_IFM
FAT_IFM
IF-AGC (From Sh 4)
I2CDATB
}
(From Sh 4)
I2CCLKB
TUNER-VIDEO (To Sh 1)
FDC-AGC
FDC_IFP
FDC_IFP
FDC_IFM
FDC_IFM
FS_OUTP
FS_OUTP
FS_OUTN
FS_OUTN
11 12 13
SIF DEMODULATOR
GND
IC3F01
AN5832SA-E1V
C3F32
2.2U
6.3V
1 NC L-R REF 32
C3F02
10uF C3F33
16V R3F33
0.01
47K
2 WB TIME NC 31
C3F03 1/16W
R3F30
0.33
25V/16V 750
1/16W
30
3 WB DET LOUT
C3F04 R3F28 TU-L
C3F01 R3F29
2.2U 1U 750 SHT.1
10V/6.3V
6.3V ROUT 180K 1/16W 1/16W
4 SPE TIME 29
C3F05 R_OUT TU-R
0.1 C3F25
25V/16V C3F28 R3F25
SPE DET 0.01
5 28 47K
AGC DET 1/16W
C3F06 2.2U
0.022 6.3V
16V/25V SCL/STID
I2CCLKC I2CCLKC
6
SPE FIL 27
R3F27
22
1/16W
7 I2C PARA PE 26
R3F07
330
1/16W
8 AGCSW GND 25
R3F24 I2CDATC
SDA/SAPID I2CDATC
9 MODE 24
C3F23 22
2.2U 1/16W
STEREO REF
6.3V
23
10 FOMO
C3F22
SIFREF K-4.7M
MUTE B6.3V
11 22
C3F21
1000
50V
80~110dB μ
12 SIF/BB INPUT
21
C3F13 C3F19
NOISE DET C3F20
13 NC
20 10
0.1 0.1 16V
5V±0.5
25V/16V 25V/16V L3F01
C3F14 28mA 5VS
14 SAP DET VCC 19
5VS
0.033 C3F18 BLM18A601SN1
0.1
16V/25V
25V/16V
15 L+R REF PLL 18
C3F15 R3F16 C3F16
2.2U
6.3V PILOT DET 3.3K
0.22
16 NC 17 1/16W 10V
C3F17
0.33
GND 25V/16V
GND
5VS_F
CONTENTS
PG 1.....BLOCK
PG 2.....POWER
PG 3.....SIGNAL
PG 4.....MISC
PG 5.....DM1 [DCDC/IF]
PG 6.....DM2 [TUNER/MISC]
PG 7.....DM3 [HDMI]
PG 8.....DM4 [CORE]
PG 9.....DM5 [MEMA]
PG 10....DM6 [ROM/AV]
PG 11....DM7 [1394]
PG 12....DM8 [POD]
PG 13....DM9 [ADC]
PG 14....DM10 [FPGA]
PG 15....DM11 [NAZCA]
PG 16....DM12 [NAZCAMEM]
14 15 16
LT-40133 VLP38
LT-40134 VLP38M
PG 17....DM13 [LVDS]
PG 18....DM14 [ADUIO]
LT-46133 VLP38
PG 19....DM15 [MICRO]
PG 20....DM16 [TVGO/SYSTEM5] LT-46144 VLP38+
PG 21....FRC
LT-46244 VLP38++
LT-52133 VLP38
LT-52144 VLP38+
LT-52244 VLP38++
PAGE 6