Mitsubishi Electric WD-52531 Service Manual page 50

1 2 3
PG 4.....SIGNAL2 [AUDIO / DC-DC]
A
B
AUDIO DEMODULATOR
C3004
3.3U
10V
C3006
0.022
16V/25V
C
R3007
330
1/16W
D
SIF-IN
SIF-IN
E
SURROUND PROCESSOR
F R3E22
100
1/16W 1U
K-4.7M
5600
0.01
2700
R3E17
3.6K 1% 0.1
1/16W
K-4.7M
G SPOUT_R
C3E10
470
50V
C3E09
C3E01
47
0.1
16V C3E08
47 16V
L3E01
9V_AB BLM18A601SN1
R3E03 R3E06
1.8K 1.8K
1/16W 1/16W
R3E05 R3E08
470 470
1/16W 1/16W
H
R3E01 Q3E02
100 2SA1235A-T112-1E,F
AVR-R 1/16W
R3E02
100
1/16W
Q3E01
2SA1235A-T112-1E,F
I
J
SIGNAL_1 SIGNAL_3
K
4 5 6
GND
IC3001
AN5832SA-E1V
C3032
2.2U
6.3V
1 NC L-R REF 32
C3002
10 C3035
16V R3033
0.01
2 WB TIME NC 47K
31 1/16W
R3030 R3032
330 470
C3003 1/16W 1/16W
L_OUT TU1-L
3 WB DET LOUT 30
R3028
0.33 R3036 R3038
25V/16V 330 470
180K 1/16W
ROUT 1/16W 1/16W TU1-R
4 SPE TIME 29
R_OUT
C3005
0.1 C3025
R3039
25V/16V SPE DET C3028 0.01
5 28 47K
AGC DET 1/16W
2.2U
6.3V
SCL/STID
A-SCL
6 SPE FIL 27
R3027
100
1/16W
7 I2C PARA PE
26
8 AGCSW GND 25
R3024
SDA/SAPID A-SDA
9 MODE 24
C3023 100
2.2U 1/16W
STEREO REF
6.3V
10 23
FOMO
C3022
K-4.7M
MUTE SIFREF B6.3V
11 22
R3021 C3021
1000
100 50V
1/16W
12 SIF/BB INPUT
21
C3013 C3019
NOISE DET
13 NC 20 C3020
10
0.1 0.1
25V/16V 25V/16V 16V L3001
C3014 BLM18A601SN1
+5VAuD 5VS
14 SAP DET VCC 19
0.033 C3018
0.1
16V/25V
25V/16V
15
L+R REF PLL 18
R3016 C3016
C3015
2.2U
6.3V PILOT DET 3.3K
0.22
16 NC 17 1/16W 10V
C3017
0.33
25V/16V
IC3E01
LV1115M-TLM-E R3E33
100
C3E34 1/16W
GND
1 SET OUT 24
1U 10V/6.3V
C3E12 C3E33
2 23
Rch-IN Lch-IN
10V/6.3V 1U 10V/6.3V
C3E13 C3E32
R-DC1
3 L-DC1 22
B6.3V K-4.7M B6.3V
C3E14 C3E31
4 ST1 ST2 21
50V 0.068 25V/16V
C3E15 C3E30
LPFC
5 HPFC 20
25V/50V 0.1 25V/16V
C3E16 C3E29
6 R-TC1 L-TC1 19
50V 2700 50V
C3E17 C3E28
7 18
R-BC L-BC
0.1 25V/16V 0.1 25V/16V
C3E18 C3E27 R3E27
R-BC
8 L-BC 17
25V/16V 0.1 25V/16V 3.6K 1%
1/16W
C3E19 C3E26
9 R-DC2 L-DC2 16
B6.3V K-4.7M B6.3V C3E55 R3E55 C3E25
2.2U 4.7M-K
1.2K
6.3V 1/16W B25V
OUT-R OUT_L SPOUT_L
10 15
R3E14
C3E21 100 1/16W
VREF 5VSCL R3E53
11 CLK 14
47 16V 1K
R3E13
1/16W R3E56
100 1/16W 68K
12 VCC 13 5VSDA 1/16W
DATA
Q3E07
2SC3052-T112-1G
25V/16V
L3E10
BLM18A601SN1
9V_AP
C3E57 C3E20
R3E57
2.2U 1.2K 4.7M-K
6.3V B25V
SPOUT_R 1/16W
Q3E06
R3E54
2SA1235A-T112-1E,F 1K
1/16W
R3E59
68K
1/16W
Q3E08
R3E58
10K 2SC3052-T112-1G
1/16W
R3E52
4.7K
1/16W
5VSL
C3E58 C3E05
0.1 0.1
Q3E05
25V/16V 25V/16V
2SC3052-T112-1E,F
R3E50
10K
R3E30
1/16W
10K
R3E51 1/16W R3E31
10K 10K
1/16W 1/16W
SIGNAL_1 SIGNAL_1
7 8 9 10
F9H01
FCC20252ADTP
L9H05
6.8MH 9X9.5
C9H10
0.1
50V/25V
C9H11
10uF
25V
L9H10
6.8MH 9X9.5
C9H20
220U
50V
2 X 10W CLASS-D POWER AMP.
R3E40
100K L3E12 18VA
1/16W
18V_L
C3E42
22
50V
C3E40
R3E44 1%
4.7M-K IC3E02 82K
B25V
1/16W
MP7720DS-LF-Z
R3E41 C3E43 C3E45
100K
C3E41 0.47M-K 1000U
1/16W 5600 B50V 25V
50V 1 PIN PGND 8
R3E25 C3E48
D3E01 1000U
4.7K L3E13 25V
1/16W MAZ80620H
2 NIN L SW 7
C3E44 R3E47
R3E45
AGND 0.47 10
3 VDD 6 10 R3E46 1/4W
25V 1/16W 10K
C3E54 C3E47
1/16W
C3E36 560 0.47M-K C3E49
0.1
R3E42 4 EN BS 5 50V B50V 0.1
25V/16V D3E02
10K C3E46 EC21QS04-TE12L 50V/25V
1/16W C3E50 390
1000 50V
R3E43
0 50V
1/16W
C3E82
5600 A-GND
50V
C3E80
5600
50V
R3E60
100K L3E22
1/16W 18V_R
C3E62
22
50V
R3E64
C3E60 82K 1%
4.7M-K IC3E03
1/16W
B25V
MP7720DS-LF-Z
R3E61
C3E65
100K C3E61 C3E63 1000U
1/16W 0.47M-K 25V
5600
1 8
50V PIN PGND
C3E68
R3E20 B50V 1000U
4.7K
D3E21 L3E23 25V
1/16W MAZ80620H
2 NIN R SW 7
C3E64 R3E67
AGND R3E65 10
3 VDD 6 0.47 10 R3E66
1/4W
25V 1/16W 10K C3E74 C3E67
1/16W
C3E52 560 0.47M-K C3E69
0.1 50V B50V 0.1
R3E62 4 EN BS 5 D3E22
10K 25V/16V 50V/25V
C3E70 EC21QS04-TE12L
1/16W C3E66
R3E63 1000 390
0 50V
50V
1/16W
C3E83
5600
A-GND
50V
C3E81
5600
50V
R3E35
1K
1/16W
Q3E03
2SC3052-T112-1E,F
11 12 13
TU1-L
TU1-R
5VS 5VS
18VSL
IC9H05
MP2355DN-LF-Z
C9H02
R9H01
0.01 1K
25V/50V
1/16W
SS RUN
STBY
C9H01
0.015
BST COMP
50V
VIN FB
C9H03 C9H04
680
LX GND 330
50V
25V/50V
R9H03
R9H02 30K R9H04
10K 100K
1/16W
1/16W 1/16W
5VS
R9H05
1.2K
1/16W
L9H07
2.7MH
L9H06
GSRH104R-100M
D9H06
C9H13
MAZ80560H
680U
10V
C9H15
D9H05 470U R9H06
16V 68
EC31QS04-TE12L
1/16W
R9H08 D9H04
IC9H06
68
MC2836-T112-1
1/16W
D9H07
MC2836-T112-1
SI-8008TM-TL
R9H24
0
1/16W
9VS
6
1 2 3 4 5
L9H11
GSRH104R-470M
R9H15
68
R9H12 R9H13 L9H12 1/16W
8.2K 270
1/16W 1/16W 6.8MH 9X9.5 0.6A MAX.
C9H21 C9H24 C9H26 D9H11
0.1 R9H11 470U 470U MAZ81000H
D9H10 820
16V 16V
50V/25V 1/16W
EC21QS04
R9H14
47K
Q9H11
C9H22 C9H23 1/16W
RT1N436C-T112-1 R9H28 R9H26
0.1 0.22
16V 10K 0
50V 1/16W 1/16W
Q9H10
2SC3052-T112-1E,F
R9H10
22
D9H13
1/16W
MC2850-T111-1
Q9H12
R9H17 2SC3052-T112-1E,F
100
1/16W
30VS
R9H18 R9H20
3.9K 22
1/16W
1/16W
C9H28
D9H15
10U
C9H27 MAZ83000H
50V
0.1
50V
R9H19
0
1/16W
9VS
A-GND
L_SPKR(+)
A-GND
A-GND
CONTENTS
PG 1.....BLOCK
PG 2.....POWER / INTERFACE
PG 3.....SIGNAL1 [TV MICRO]
PG 4.....SIGNAL2 [AUDIO / DC-DC]
PG 5.....SIGNAL3 [VID-AUDIO-SW]
PG 6.....SIGNAL4 [FMT-MICRO]
PG 7.....SIGNAL5 [TUNER]
PG 8.....SIGNAL6 [PIN-JACK] / MISC [CONTROL/E2P/FRONT/PREAMP]
PG 9.....DM1 [DMDCDC]
PG 10....DM2 [DMCORE]
PG 11....DM3 [DMMEMA/DC]
PG 12....DM4 [DMMEMB/USB]
PG 13....DM5 [DMROM/AV]
PG 14....DM6 [DMADC-DVI]
14 15 16
TU1-L
TU1-R
A-SCL
A-SDA
5VS
18VSL
F9H03
FCC20252ADTP
IC9H07
SI-8008TM-TL
5VSL
1 2 3 4 5 6
L9H21
L9H20
GSRH104R-470M
6.8MH 9X9.5
L9H22
R9H22 R9H23
6.8MH 9X9.5 5VSL
3.9K 470
1/16W 1/16W
C9H31
0.1 C9H35
D9H20 C9H34 D9H21
50V/25V R9H21 0.22
820 16V C9H32 470U MAZ80560H
C9H30 EC21QS04
1/16W 470U 16V
220U
16V
50V
3.3VS
STBY-SHORT
9VS
STBY 5VS 9VS
High 5V 9V
Low 0V 0V
STBY
30VS
18VA
A-GND
5VSCL
5VSDA
SPKR_L+
1
SPKR_L-
2
3
SPKR_R-
4
SPKR_R+
R_SPKR(+)
5
WD-52531 V32
WD-62531 V32
PG 15....DM7 [DMPM8]
WD-62530 V32L
PG 16....DM8 [DM-HDMI]
PG 17....DM9 [DM-AUDIO]
PAGE 4