Mitsubishi Electric WD-Y57 Service Manual page 71

Dlp projection hdtv
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1
2
3
PG 6.....SIGNAL3 [VIDEO SWITCH / DCDC CONVERTER]
L2K77
10MH
A
C2K79
100
16V
GND
C2K80
1U
10V/6.3V
C2K78
1U
10V/6.3V
80
79
78
77
76
B
Vin3_in8
1
C2K02
1U
10V/6.3V
COMP2CR
R3/V3_in8
2
L2K03
221 OHM
Vcc5
3
C2K04
1U
10V/6.3V
COMP3Y
G2/Y2_in9
C2K05
4
C2K01
0.1
47
16V
25V/16V
5
GND
Hin2_in9
GND
C2K06
1U
10V/6.3V
COMP3CB
6
B2/U2_in9
7
Vin2_in9
C2K08
1U
10V/6.3V
COMP3CR
R2/V2_in9
8
C
GND
9
C2K09
VIDEO SWITCHING 2
1U
10V/6.3V
GND
G1/Y1_in10
10
R2K11
100
11
Hin1_in10
C2K12
1U
10V/6.3V
12
B1/U1_in10
R2K13
100
Vin1_in10
13
C2K14
1U
10V/6.3V
14
R1/V1_in10
C2K13
L2K16
33
50V
68MH
GND
15
R2K08
R2K16
10K
C2K15
3.3K
GND
Sync_out1
100
16
50V
R2K17
3.3K
C2K17
0.47
R2K10
Q2K16
C2K16
16V
Sync_in1
D
10K
10
R2K18
17
50V
75K
R2K12
GND
Vsyncsepa1
10K
18
C2K18
0.047
16V/25V
Q2K17
19
Vcc5
R2K14
GND
10K
AFC1
20
C2K20
C2K21
4.7
2200
50V
C2K19
16V
FMonitor1
21
0.1
25V/16V
R2K20
4.7K
GND
R1/V1_out5
GND
22
OUT5VD
23
VD1_out5
B1/U1_out5
24
E
25
26
27
28
29
R2K29
22
F
G
H
I
1
2
3
4
6
8
10 11 12 13 14 15 16
17 18 19
20
21 22 23 24 25 26 27 28 29 30
5
7
9
81
TX24-80R-10ST-E1E
41 42 43 44 45 46 47 48 49
50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73
J
SIGNAL004
SIGNAL002
K
4
5
6
C2K74
0.1
25V/16V
GND
C2K65
1U
10V/6.3V
C2K67
1U
GND
GND
10V/6.3V
75
74
73
72
71
70
69
68
67
66
65
R2K64
100
INT3SSW
S13
64
CV2_in2
63
tuner2
R2K62
100
S12
INT2SSW
comp1
input3
62
C2K61
1U
10V/6.3V
tuner1
CV1_in1
61
S22
60
C2K59
1U
10V/6.3V
V7/SC4_in4
INT1C
59
C2K58
1U
10V/6.3V
INT1Y
input1
U7/SY4_in4
58
R2K57
100
S11
INT1SSW
57
C2K56
1U
10V/6.3V
Y7/CV4_in4
INT1CV
56
S21
55
C2K54
1U
10V/6.3V
V6/SC5_in5
INT2C
54
IC2K01
C2K53
1U
10V/6.3V
INT2Y
U6/SY5_in5
53
AN15870A
DCCONT2
52
C2K51
1U
10V/6.3V
Y6/CV6_in5
INT2CV
51
L2K49
C2K42
GND
33
50
68MH
50V
C2K49
R2K48
100
50V
3.3K
Sync_out2
49
R2K44
R2K39
R2K49
10K
10K
3.3K
C2K48
Q2K49
0.47
16V
Sync_in2
48
C2K47
C2K41
Q2K48
R2K40
0.047
16V
10
10K
Vsyncsepa2
47
50V
R2K42
R2K47
GND
10K
75K
GND
Vcc5
46
C2K45
4.7
C2K46
16V
0.1
AFC2
25V/16V
45
R2K84
1K
C2K40
2200
FMonitor2
50V
44
GND
R2K83
Q2K43
GND
R2K45
100
2SA1235A-T112-1E,F
G2/Y2_out4
4.7K
43
R2K85
C2KG3
C2K43
0.1
1K
0.1
25V/16V
HD2_out4
25V/16V
42
R2K41
22
Q2K42
B2/U2_out4
1/16W
41
2SC3052-T112-1E,F
R2K86
1K
R2K50
100
R2K43
100
30
31
32
33
34
35
36
37
38
39
40
GND
C2K32
R2K31
0.1
22
25V/16V
1/16W
GND
SUB-PR/C
L2K00
10MH
R2K96
L2KC0
100
1/16W
R2KC8
22
R2K03
C2KC0
Q2K00
47
0.1
1/16W
2SC3052-T112-1E,F
1/16W
MAIN-Y
25V/16V
C2KB1
0.1
R2K00
C2KB7
25V/16V
14
13
12
11
47
390
1/16W
16V
GND
R2K97
GND
GND
100
1/16W
Q2K01
R2K04
47
2SC3052-T112-1E,F
1/16W
MAIN-PB
R2K01
390
1/16W
1
2
3
4
GND
R2K98
100
1/16W
R2K05
Q2K02
47
IC2K04
2SC3052-T112-1E,F
1/16W
MAIN-PR
SN74LVC14APWR
R2K02
390
1/16W
GND
C2KB9
0.1
25V/16V
MAIN-H
R2KB9
4.7K
1/16W
R2KB8
1K
1/16W
R2K99
1K
Q2KB0
1/16W
2SA1235A-T112-1E,F
AVR-DET
TU1-L
TU1-R
MN-R
MN-L
DM-L
DM-R
31 32 33 34 35 36 37 38 39 40
TA
82
74 75 76 77 78
79 80
1
2
3
4
5
6
7
8
9
10 11 12 13
SIGNAL005 SIGNAL002
SIGNAL001
SIGNAL002
7
8
9
10
TU1-CV
SIG-SHORT
STBY-ON
5VS-SHORT
L2KD0
10MH
C2KD4
C2KD2
0.047
L2KD1
16V/25V
100
C2KD3
16V
2200MH
0.01
50V
C2KD0
R2KD0
Q2KD2
470
0.1
R2KD7
16V
R2KD4
33K
1/16W
1K
Q2KD0
R2KD6
C2KD1
2.2K
R2KD3
470
50V
15K
R2KD1
820K
Q2KD1
R2KD5
R2KD2
3.3K
10K
SUB SYNC DETECT
L2KE0
10MH
C2KE1
0.1
R2KE2
25V/16V
10K
R2KE5
R2KE7
R2KE0
100
4.7K
33K
C2KE2
100
1/16W
1/16W
Q2KE1
16V
C2KE0
47
16V
Q2KE0
R2KE4
1.2K
R2KE1
22K
R2KE6
Q2KE2
1/16W
R2KE3
100
1.5K
SUB CCD
SB-CCD
SD-SUB
L2KF0
10MH
C2KF4
0.047
C2KF2
C2KF3
L2KF1
16V/25V
100
0.01
16V
2200MH
50V
R2KF0
C2KF0
470
Q2KF2
0.1
R2KF4
R2KF5
1/16W
16V
33K
1K
Q2KF0
C2KF1
R2KF6
2.2K
470
R2KF3
15K
50V
R2KF1
820K
Q2KF1
R2KF2
R2KF7
R2KC6
R2KC4
10K
22
22
3.3K
1/16W
1/16W
MAIN SYNC DETECT
10
9
8
L2KG0
10MH
C2KG1
0.1
R2KG2
R2KG5
25V/16V
R2KG7
R2KG0
10K
100
C2KG2
4.7K
33K
1/16W
1/16W
100
16V
Q2KG1
C2KG0
47
16V
Q2KG0
R2KG4
R2KG6
5
6
7
1.2K
100
R2KG1
Q2KG2
22K
1/16W
R2KG3
1.5K
R2KC3
MAIN CCD
22
1/16W
MN-CCD
SD-MN
5VSDA
5VSCL
STBY-ON
DM-CV
14 15
16
17 18 19
20
21 22 23 24
25 26
27 28 29 30 31 32 33 34
35 36 37 38 39 40 41 42 43 44 45
46 47 48 49
50
DA
SIGNAL007
11
12
13
STBY-ON
IC9H00
MP2355DN-LF-Z
C9H02
0.01
50V
1
SS
2
BST
12VSB
F9H00
C9H03
0.1
FCC20252ADTP
50V/25V
3
VIN
L9H00
6.8MH 9X9.5
4
LX
SIGNAL 12V TO 3.3V
BUCK CONVERTER
C9H13
0.1
25V/16V
C9H01
L9H01
M-10uF
GSRH104R-100M
16V
Cathode
D9H02
EC31QS04-TE12L
Anode
12VSA
F9H01
L9H07
FCC20252ADTP
6.8MH 9X9.5
12VSA
C9H12
0.1
25V/16V
RISER 12V TO 5V BUCK CONVERTER
R9H46
0
1/10W
C9H45
56
50V
R9H34
IC9H02
160K
TPS40071PWPR
R9H43
1/16W
1.8K
1/16W
1 KFF
16
ILIM
R9H35
R9H41
160K
10
1/16W
1/16W
2 RT
VDD
15
C9H40
R9H44
0.1
2.2
50V/25V
1/16W
3 LVBP
BOOST
14
R9H36
10K
1/16W
4 PGD
HDRV
13
R9H47
2.2
1/16W
5 SGND
SW
12
C9H41
R9H33
0.1
D9H20
25V
1K
MA732
R9H32
1/16W
6 SS
DBP
11
180K
1/16W
Q9H03
7 VFB
LDRV
10
R9H30
C9H43
D9H23
Cathode
MA732
27K
2SC3052-T112-1E,F
0.033
STBY-ON
1/16W
16V/25V
8 COMP
PGND
9
C9H47
C9H46
Anode
1UF
0.1
V25
50V
R9H31
PWP GND
47K
1/16W
Q9H02
2SC3052-T112-1E,F
C9H44
R9H38
8200
4.7K
25V/50V
1/16W
R9H39
R9H40
R9H42
2.2K
13K
680
1/16W
1/16W
1/16W
IC9H01
BA00CC0WFP
GND
6
1
2
3
4
5
GND
R9H19
R9H18
180
6.2K
R9H20
1/16W
1/16W
L9H09
3.9
22MH 9X9.5
3W
C9H24
C9H25
0.47
0.33
R9H17
16V
25V
C9H22
C9H23
1K
1/16W
22
22
16V
16V
GND
1
2
3
4
5
6
7
8
9
10
11 12 13 14 15 16
17 18 19
20 21
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]
SIGNAL002
SIGNAL004
PG 9.....SIGNAL6 [TVGOS]
SIGNAL001
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
D9H05
D9H06
D9H07
D9H08
Q9H01
MC2838-T112-1
MC2838-T112-1
MC2838-T112-1
MC2838-T112-1
R9H21
R9H22
2SC3052-T112-1E,F
100
100
1/16W
1/16W
30VS
R9H23
R9H24
C9H26
C9H27
C9H28
3.9K
22
1/16W
0.1
0.1
0.1
1/16W
50V
50V
50V
R2K95
D9H09
1K
MAZ83000H
1/16W
C9H29
8
RUN
0.1
50V
C9H30
10
35V
COMP
7
R9H25
0
1/16W
FB
6
C9H06
4700
R9H05
50V
C9H07
15K
GND
5
330
1/16W
25V/50V
R9H04
R9H06
R9H07
10K
2.2K
100K
1/16W
1/16W
1/16W
L9H02
2.7MH
D9H00
MAZ80390H
C9H11
680U
10V
C9H08
470U
D9H01
16V
MC2838-T112-1
R9H08
220
1/16W
SIG-SHORT
Q9H10
Si7804DN-T1-E3
8
7
6
5
C9H49
10uF
C9H52
10uF
25V
25V
1
2
3
4
8
7
6
5
Q9H11
Si7804DN-T1-E3
R9H48
220
1/16W
5V, 3.5A MAX.
D9H24
1
2
3
4
L9H05
MC2838-T112-1
6.8MH 9X9.5
L9H03
GSRH127-7R6M
L9H06
C9H48
0.1
6.8MH 9X9.5
50V
D9H22
C9H56
R9H45
MAZ80560H
10uF
2.2
C9H53
C9H54
1/10W
M-22uF
6.3V
M-22uF
25V
25V
C9H51
680
50V
A-GND
18VA
18VA
18VA
A-GND
A-GND
12VSA
12VSA
12VSB
12VSB
12VSB
12VSB
GND
GND
GND
GND
GND
GND
L7T11
BLM18BB141SN1
ENGINE-PWR
L7T12
BLM18BB141SN1
MAIN-RELAY
L7T13
BLM18BB141SN1
LAMP-RELAY
AC-OFF
L7T14
BLM18BB141SN1
PD
22 23 24 25 26
27 28 29 30
31 32 33 34 35 36 37 38 39 40
41 42 43 44 45 46
47 48 49
50
FA
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 6

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