Mitsubishi Electric WD-Y57 Service Manual page 86

1 2 3
PG 21....DM12 [DMDCDC]
A
B
12VSB
STBY-ON
12VSB
F9G00 L9G00
FCC20252ADTP (MI) 6.8MH 9X9.5
C
C9G22
0.1
25V/16V
DM 12V TO 3.3V BUCK CONVERTER
R9G67
0
1/10W
C9G07
56
R9G04 50V
IC9G00
160K R9G63
1/16W TPS40071PWPR
1.8K
1/16W
D
1 KFF 16
ILIM
R9G55 R9G19
160K 10
1/16W 1/16W
STBY-ON 2 RT VDD 15
C9G51
0.1 R9G64
2.2
50V/25V 1/16W
3 LVBP BOOST 14
R9G56
R9G03 10K
1K 1/16W
4 PGD HDRV 13
R9G02 1/16W
R9G68
180K
1/16W 2.2
1/16W
5 SGND SW 12
D9G00
Q9G51 MA732
2SC3052-T112-1E,F 6 SS DBP 11
R9G00 C9G52
27K 0.1 D9G54
1/16W
50V/25V MA732
STBY-ON 7 VFB LDRV 10
C9G09
Q9G00 1UF
V25
2SC3052-T112-1E,F 8 COMP PGND 9
C9G08
C9G54
R9G51 0.1
47K 0.022
16V/25V 50V/25V
1/16W
E PWP GND
C9G55
R9G58
8200
25V/50V 2.2K
1/16W
R9G09 R9G10 R9G12
3.9K 13K 1.8K
1/16W 1/16W 1/16W
F
12VSB
F9G01 L9G50
FCC20252ADTP 6.8MH 9X9.5
12VSB
C9G73
0.1
25V/16V
DM 12V TO 2.6V BUCK CONVERTER
G
R9G17
0
1/10W
C9G57
56
R9G54 50V
IC9G50
160K
1/16W TPS40071PWPR R9G13
1.5K
1/16W
1 KFF ILIM 16
R9G05 R9G69
160K 10
1/16W 1/16W
2 RT VDD 15
C9G01 R9G14
0.1
2.2
50V/25V 1/16W
3 LVBP BOOST 14
R9G06
10K
R9G53 1/16W
4 PGD HDRV 13
1K
1/16W R9G18
R9G52 2.2
H 180K 1/16W
5 SGND SW 12
STBY-ON 1/16W
C9G02
0.1 D9G50
("H"=ON)
Q9G01 50V/25V MA732
6 SS DBP 11
R9G50 2SC3052-T112-1E,F
27K D9G04
1/16W
MA732
7 VFB LDRV 10
STBY-ON
C9G59
1UF
Q9G50 V25
8 COMP PGND 9
2SC3052-T112-1E,F C9G58
R9G01 C9G04
47K 0.1
8200 50V/25V
1/16W 25V/50V
PWP GND
C9G05 R9G92
8200
220
25V/50V 1/16W
R9G93 R9G60 R9G62
5.6K 13K 2.7K
1/16W 1/16W 1/16W
I
J
K
4 5 6
DM DC/DC1
L9G70
221 OHM
IC9G70 9VS
NJM2370R09 9V
8 7 5
6
R9G80
0
1/16W
R9G81
0
C9G79 1/16W
C9G76 C9G78
C9G75 22
22 0.1 0.1 16V
1 2 3 4 R9G82
16V 25V/16V 25V/16V 0
C9G77
1/16W
0.1
25V/16V
DGND DGND
DGND
Q9G52
Si7804DN-T1-E3
C9G11
C9G64
10uF
10uF
25V
25V
R9G87
0
1/16W
R9G88
0
1/16W
R9G89
0
1/16W
Q9G53 R9G90
0
1/16W
Si7804DN-T1-E3
DGND DGND
L9G52
2.7MH
L9G01
GSRH127-4R7N 3.3V, 5.3A MAX.
L9G53
2.7MH
3.3VSA
C9G50
0.1
50V/25V
R9G15 D9G02
DMSHORT
2.2 C9G16 C9G93 MAZ80390H
1/10W C9G15 M-22uF DMSHORT
C9G17 0.1
M-22uF 25V 50V/25V
25V 10uF
C9G87 6.3V
680
50V
D9G03
MC2838-T112-1
R9G16
220
1/16W
DGND
DM DC/DC2
Q9G02
Si7804DN-T1-E3
8 6 5
7
C9G61
C9G14
10uF
25V 10uF
25V
3A Reg.
C9G86
680U
10V
1 2 3 4
DGND
8 7 6 5
IC9G23
LD29150DT18R
1 VCCOUT
Q9G03 GND
2
C9G90
Si7804DN-T1-E3 C9G89
0.47 47
6.3V 0.5A Reg.
10V
DGND
1 2 3 4
L9G02
6.8MH 9X9.5
L9G51 IC9G24
GSRH127-7R6M L9G03
2.6V 4.6A MAX. SC1566I5MT-2.5.TR
6.8MH 9X9.5
C9G10
0.1
6
50V/25V
GND
3
R9G94 D9G52 GND 3A Reg.
2.2 C9G66
C9G65 C9G19 MAZ80390H
1/10W M-22uF M-22uF 0.1
C9G80 4
25V 25V 50V/25V
10uF ADJ
C9G13 6.3V 1
680 C9G69
C9G62
50V 0.1
680U 25V/16V
10V D9G53
MC2838-T112-1
R9G95
220
1/16W
DGND DGND
DMSHORT
7 8 9 10
R87C3
0
MAIN-Y 1/16W
R87C2
0
MAIN-PB 1/16W
R87C1
0
MAIN-PR 1/16W
DM 8
MAIN-H
MAIN-V
SUB-Y
SUB-PB
DM 9
SUB-PR/C SUB-PR/C
SUB-H
DM 8
SUB-V
LC8713
NFL21SP107X1C3D
DM 5 DM-CV
1 3
2
DGND
R8748
100
1/16W
STBY-ON
DM 12 STBY-ON
R8707
100
1/16W DMSHORT
DM 12 DMSHORT
12VSB
5VS
CAPACITORS FOR EMI
5V
3.3VSA
SDRAM
C87A1 C87A2 C87A3 C87A4 C87A5
2.6V
0.1 0.1 0.1 0.1 0.1
50V/25V 50V/25V 50V/25V 50V/25V 50V/25V
C9G63
680U
10V
DGND DGND DGND DGND DGND DGND
1.8V
3
C9G67
0.1
25V/16V C9G68
100
16V
X226 core
1.5V
5
VO
R9G65
3K
2
1/16W C9G71
EN 0.1
C9G70 25V/16V
M-47
6.3V DMSHORT
R9G34
12K
1/16W
11 12 13
INTERFACE CONNECTORS FOR SIGNAL
DA
11 12 13 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45
1 2 3 4 5 6 7 8 9 10 14 15 16 17 18 19 20 21 22 23 24 25 26 27
MAIN-Y
MAIN-PB
MAIN-PR
MAIN-H
MAIN-V
SUB-Y
SUB-PB
SUB-H
SUB-V
DM-CV
FA
11 12 13 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47
1 2 3 4 5 6 7 8 9 10 14 15 16 17 18 19 20 21 22 23 24 25 26 27
C8708
10uF
6.3V
12VSB
5VS
5VS
2.6VS
C87A6 C87A7 C87A8 C87A9 C87B1 C87B2 C87B3 C87B4 C87B5 C87B6 C87B7
0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1
50V/25V 50V/25V 50V/25V 50V/25V 50V/25V 50V/25V 50V/25V 50V/25V 50V/25V 50V/25V 50V/25V
DGND DGND DGND DGND DGND DGND DGND DGND DGND DGND
CONTENTS
PG 1.....BLOCK
PG 2.....POWER
PG 3.....TERMINAL
PG 4.....SIGNAL1 [TV MICRO]
PG 5.....SIGNAL2 [AUDIO / PIC MICRO]
PG 6.....SIGNAL3 [VIDEO SWITCH / DCDC CONVERTER]
PG 7.....SIGNAL4 [3DYC / NTSC DECODER]
PG 8.....SIGNAL5 [TUNER1 / DEMOD1]
PG 9.....SIGNAL6 [TVGOS]
PG 10....DM1 [DMHDMI]
PG 11....DM2 [DMCORE]
PG 12....DM3 [DMMEMA/DC]
PG 13....DM4 [DMMEMB/USB]
PG 14....DM5 [DMROM/AV]
14 15 16
46 47 48 49 50
DGND R8711
100
1/16W
S3
S3
S2 R8722 100 1/16W
S2
S1 R8717 100 1/16W
S1
HOTPLG1 R8719 100 1/16W
HOTPLG1
1/16W
3.3VSDA R8759 0 3.3VSDA DM 1
3.3VSCL R8778 0 1/16W 3.3VSCL
HMRST R8721 100 1/16W
HMRST
R8709 100 1/16W
POWER-ON
POWER-ON
HMINT
HMINT
R8710
100
1/16W
AVR-R AVR-R
AVR-L
AVR-L
MN-R MN-R
DM 14
MN-L MN-L
LC8709
DM-R NFL21SP506X1C3D DM-R
3 1
2
LC8710
NFL21SP506X1C3D DM-L
DM-L
3 1
2
DGND
48 49 50
DGND
R8704
220
FMT-PWRGOOD 1/16W FMT-PWRGOOD
R8703
0
COVER-DET 1/16W COVER-DET
R8701
DM15
100
LAMP-RELAY 1/16W LAMP-RELAY
R8702
100
ENGINE-PWR 1/16W ENGINE-PWR
WD-57732 V33+
WD-65732 V33+
PG 15....DM6 [1394/DVI/F]
WD-73732 V33+
PG 16....DM7 [DMPOD]
PG 17....DM8 [DMADC-MAIN]
WD-Y57 V33Y
PG 18....DM9 [DMADC-PCSUB]
WD-Y65 V33Y
PG 19....DM10 [SPA]
PG 20....DM11 [SPA2]
PG 21....DM12 [DMDCDC]
PG 22....DM13 [DVI]
PG 23....DM14 [DMAUDIO]
PG 24....DM15 [FMTMICRO]
PG 25....MISC [FRONT/CONTROL/PREAMP/E2P/SWLAMP]
PG 26....[INTERFACE / ENG-PWR]
PAGE 21