Main Power Supply - Mitsubishi Electric WD-52627 Service Manual

1 2 3
(TO LAMP BALLAST)
PL
1 3 5
A
4 1
L9D03
HF2836-353Y1R0-T01
3 2
R9A14 R9A13
100K 100K
2W 2W
B
C9A04
150U LAMP BALLAST POWER SUPPLY.
450V
L9A10 DOUBLER CIRCUIT.
R9A16 connected to
22MH
D9A01 heatsink.
D9A01
D6SB80
R9A16
180K C9A02 C9A03
1/2W 1000U 1000U
200V 200V
C9A00
2200
AC250V
C9A01
2200
AC250V
C
R9A02
6.8
10W
D
C9A09 C9A08
2200 2200
AC250V AC250V
1
2 3
IC9A10
4

MAIN POWER SUPPLY

R9A17
180K
1/2W (18VS AND
E
AUDIO VCC)
C9A11 C9A10
2200 2200
R9A01 AC250V AC250V
6.8
10W R9A03
1M (UL)
1/2W
HOTGND
IC9A10
STR-W6735
F R9A19 R9A20
1 2 3 4 5 6 7
68K 68K
1/2W 1/2W
C9A19
1500
1KV
C9A21
10U
50V
C9A22 C9A23
C9A28 1U 470
1500 16V 25V/50V
1KV
C9A05 C9A06
2200 2200
AC250V AC250V
R9A21 R9A22
0.27
0.27
2W 2W
C9D03 C9A90
0.1
1500
AC125V/250V
1KV
HOT GND
R9A23
1K
1/16W
G
4 1
L9D02
ELF22V025A
3 2
H
C9D02
0.1
AC125V/250V
R9A09
220K
1/2W
R9A11
220K
1/2W
D9A02
1S2076A/1S2471OM
R9A10
15K
1/16W
J2
J1
I
C9D01
0.1
AC125V/250V
4 1
L9D00
6 5
HF3545-502Y5R0-T01BH
3 2
C9D00
0.1
AC125V/250V
R9D00
4.7M
1/2W RV9D01
RV9D00
J
AG9D00
F9D00 DSS-302M
S10A 125V
1 NC 3
1 2 3
PS
L N
ET9A01
(TO AC POWER CORD)
K
4 5 6
D9A18
1S2076A/1S2471OM
K9A20
LKS1AF-12V
R9A64
270 LAMP BALLAST SWITCH
2 3 R9A65
S2 C1 1/4W 270
1/4W
4 Q9A09 AND IN-RUSH RELAYS.
1 C2
S1 2SC3052-T112-1E,F
R9A41
3.3K
1/16W
2 3
S2 C1
1 4 R9A40
S1 C2 22K
K9A21 D9A19 1/16W
LKS1AF-12V 1S2076A/
1S2471OM
R9A39
3.3K
1/16W
Q9A08
2SC3052-T112-1E,F
R9A38 C9A45
1000
22K
LIVE COLD 1/16W 16V
R9A91
270
1/4W
1S2076A/1S2471OM
IC9A10 IN-RUSH RELAY.
2 3 D9A04
S2 C1
4
1 C2
S1 R9A08
2.2K
K9A10 1/16W
Q9A01
LKS1AF-12V
2SC3052-T112-1E,F
R9A07
22K
1/16W
C9A15 C9A16
1000
AC250V 1000
AC250V
HOT GND C9A31
T9A10
470
500V
SRW42EC-U15V117
D9A26 heatsink L9A21
connected to gnd. 10MH
D9A26
FCH20A10
F9A02 L9A20
125V 25A 3
10 10MH
2
C9E45
9 1
680U
C9A37
25V
11 680U
C9A27 C9A32 C9A33 C9A38
C9A26 8 680U 680U 25V 680U C9A35
1000U 1000U 470U
25V 25V C9A36 25V
200V 200V 25V
L9A19 680U
25V
6.8MH 9X9.5 7
12
6
13
HOTGND
HOT GND
5
ET9A02
14
F9A01
125V 5A
4
15
D9A31
F9A04
R9A30 125V 5A 30PRA20-FC5
D9A23
68
AL01Z 1/4W 3
16
R9A79
22 C9A39
1/10W 2200U R9A77
1K
D9A20 C9A46 35V
R9A25 D9A24 C9A41 470 3W
1S2076A/ 1K 2 0.1
1S2471OM 500V
1/2W AL01Z 17 50V 6.8MH 9X9.5
C9A25 C9A40 R9A78
1K
0.01 2200U
50V D9A32 3W
F9A03 35V
125V 5A 30PRA20-FC5
18
R9A24
C9A24
100
0.1 1/10W D9A25 C9A47
25V AL01Z 470
500V
PC9A10 R9A31
220
C9A48 SFH6156-T1-E3 1/16W
1U
50V
4 1
D9A22 C9A44
UDZS6.8B 0.01 R9A33
R9A32
25V/50V 1K 2.7K
3 2 1/16W
1/16W
R9A37
1K
1/16W
R9A34 K
C9A43 27K
50V 1/16W
0.22
REF
LIVE COLD
R9A35
4.7K
A
1/16W
IC9A20
RT9H301C
PC9A21
R9A12
10K SFH6156-T1-E3
1/16W
1 4
2 3
AC-OFF DETECT. R9A97
27K
1/16W
Q9A10
2SC3052-T112-1E,F
Q9A02
2SC3052-T112-1E,F
C9A42 R9A98
1U 12K
16V 1/16W
C9A13 C9A14
0.015
0.015
D9A03 AC125V/250V AC125V/250V
UDZS5.6B AC-OFF BUFFER
R9A05 R9A06
1M (UL)
HOTGND 1M (UL)
1/2W 1/2W
MODELS CHASSIS
WD-62927, WD-73927 V31
WD-62827, WD-73827
V30+
WD-52628, WD-62628,
V30
WD-73727
WD-52627, WD-62627 V29
7 8 9 10
D9A33 D9A35 D9A36
1S2076A/ 1S2076A/ 1S2076A/
1S2471OM
1S2471OM 1S2471OM
R9A52 R9A54 R9A55
220 220 220
R9A63 1/4W 1/4W 1/4W
100
1/16W
R9A61 R9A62
100K 220K
1/16W 1/16W
Q9A11
2SC3052-T112-1E,F
C9A80 D9A45
0.01 VCC SHORT DETECT.
1S2076A/
50V
1S2471OM
18VS
LAMP-RELAY
18VSA
18VS
MAIN-RELAY L9A60
10MH
L9A61
10MH
18VSC
C9E50
0.1
50V
F9A08
STBY
125V 7A
F9A07
125V 5A 18VSA
F9A06 R9E53
125V 5A
18VSB R9E52 1K
180K 1/16W
1/16W
F9A05
125V 7A 18VS Q9E51
R9E50
2SC3052-T112-1E,F
27K
1/16W
C9E53
C9A49 4700
0.01
50V
50V R9E51
47K
1/16W Q9E50
2SC3052-T112-1E,F
C9E54
8200
25V/50V
R9E59 R9E60
910 13K
1/16W 1/16W
L9A34 F9A09
22MH 9X9.5 FCC20252ADTP +15VSA AUDIO SUPPLY SWITCH
C9A17 +15VSA
1UF
V25
L9A35 Q9E00
R9E04
A-GND R9E03
82K TPCP8402 (TE85LF,F)
56K 1/16W
1/16W
C9A18 DRAIN2 L9A30
4 GATE2
1UF 5 6.8MH 9X9.5
L9A36 V25 R9E02
F9A10
22MH 9X9.5 FCC20252ADTP 39K
-15VSA 1/16W
C9E12
0.1
3
Q9E02 6 50V
DRAIN2
R9E00 2SA1235A-T112-1E,F
22K SOURCE2
C9E13
1/16W R9E05 0.1
39K DRAIN1
2 GATE1 50V
1/16W 7
PWR-ON
R9E01
33K R9E06
1/16W
56K C9E15 R9A83
1/16W 1
1UF 8 160K
V25 1/16W
DRAIN1
-15VSA
SOURCE1 C9A54
0.1
Q9E01 50V
-15VS
2SC3052-T112-1E,F
A-GND
+15VS
C9A55
R9A50 0.022
50V
1K
R9A49 1/16W
180K
Q9A16 1/16W
2SC3052-T112-1E,F
Q9A17
R9A53
2SC3052-T112-1E,F
27K
STBY 1/16W
C9A57
8200
25V/50V
R9A48
47K
1/16W
5VSL
C9A58
R9A86
8200 220
25V/50V
1/16W
AC-OFF
R9A87 R9A88 R9A89
2.2K 13K 680
1/16W 1/16W 1/16W
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24
PD
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24
(TO RISER PWB: CHASSIS)
C9A98, C9A99, L9A51, L9A52, C9E20
Q9E20, C9E21, C9E22, R9E20, R9E21,
R9E22, R9E23, L9E20, IC9A25, PH
O
O
X
X
11 12 13
5VSL NJR BUCK CONVERTER
R9A57
2.2 IC9A22
1/16W
NJM2374AM
R9A58
2.2 C9E32
1/16W 3300
8 7 6 5 R9E34 50V
D9A42 D9A43 D9A37 R9A59 0
2.2 1/16W
1S2076A/ 1S2076A/ 1S2076A/
1S2471OM 1/16W
1S2471OM 1S2471OM
R9A60
2.2
R9A92 1/16W R9E35
1/16W
1K 3K 1K
R9A36 R9A29 R9A56 1/16W R9A93 1/16W
220 220 220
1/4W 1/4W 1/4W
1 2 3 4
L9A37
GSRH127-221M L9A38
22MH 9X9.5
C9A68
100U
25V
C9A70
C9A69 100U C9A71
25V D9A39
0.1 470U
25V 16V
C9A81 D9A38 UDZS5.6B
470
EC21QS04-TE12L
25V/50V
3.3V ROHM BUCK CONVERTER
IC9A23 heatsink
connected to gnd.
IC9A23
BD9702T-V5
R9A95
1K
1 2 3 4 5
1/16W
L9A43
22MH 9X9.5
18V, 0.32A MAX
C9E33
R9E36 3300
R9A94 1/16W
1K 270 50V R9E37
1/16W 2.2K
1/16W R9A96 1K
C9A72 1/16W
680U L9A39
25V
GSRH127-470M
L9A40
C9A73 C9E36
10MH
10uF D9A40 0.1
25V
25V EC21QS04-TE12L
C9E35 C9A75
C9A74
10uF 470U D9A41
1000U
6.3V 16V UDZS3.9B
16V
12VS TI BUCK CONVERTER
8 7 6 5
C9E56
82
IC9E50 50V
R9E54
120K
TPS40055PWPR R9E62
1/16W
33K Q9E52
1/16W
Si7872DPT1E3
1 KFF 16
ILIM
R9E55
160K
1/16W
2 RT VIN 15
R9E64
2.2
1/16W
3 BP5 BOOST 14
R9E63
1 2 3 4
0 L9A64
1/10W 2.7MH
4 SYNC HDRV 13
R9E68 L9A62
R9E67 GSRH127-7R6M
1K 2.2 L9A63
1/16W 1/16W 2.7MH
5 SGND SW 12
C9E51 C9E61
0.022 D9E50 0.1
50V MA732 50V C9E63
6 SS/SD BP10 11 10uF
C9E65
R9E65 25V
470U
0 R9E66 16V C9E66
1/10W D9E52
2.2 0.1
7 VFB LDRV 10 1/10W UDZS13B
50V
C9E57 C9E58
C9E62
0.1 1UF
8 COMP PGND 9 C9E59 C9E60 680 C9E64
50V V25 10uF 680U 470U
50V
D9E53 25V 25V 16V
MA732
PWP GND
R9E58
220
1/16W
R9E61
1.8K
1/16W
5VS TI BUCK CONVERTER
8 7 6 5
C9A59
82
IC9A21 50V
R9A82
120K
TPS40055PWPR R9A90
1/16W
33K
1/16W
Q9A12
1 KFF 16
ILIM Si7872DPT1E3
2 RT VIN 15
R9E41
2.2
1/16W
3 BP5 BOOST 14
R9E32
1 2 3 4
0 L9A32
1/10W
4 SYNC HDRV 13 2.7MH
L9A33
R9E69
R9E42 GSRH125-4ROM L9A31
1K 2.2
1/16W 2.7MH 5V, 6.5A MAX.
1/16W
5 SGND SW 12
C9A60
D9A44
0.1
MA732 50V
6 SS/SD BP10 11
R9E33 R9E43
0 2.2 C9A64 C9A66 C9A67 D9A47
1/10W 1/10W 10uF C9A65 680U
0.1 UDZS5.6B
7 VFB LDRV 10 6.3V 680U 10V
10V 50V
C9A63
C9A61 C9A62
680
0.1 1UF
8 COMP PGND 9 C9A52 C9A53 50V
50V V25 10uF 680U
25V 25V
D9E54
MA732
PWP GND
Q9A14
TPCP8J01(te85lf,f)
5V SUPPLY
SWITCH
C9E01
C9E00
0.1
0.1
50V
C9A83 50V
50V
0.1
L9A55
C9A82 C9E02
470U 10MH
1UF
16V
V25
1 2 3 4 1 2
5 6 7 8
1 2 3 4 5 6 7 8 9 10 11 12
PC
PA1
1 2 3 4 5 6 7 8 9 10 11 12
(TO RISER PWB: CHASSIS)
(TO ENG-PWR) (TO INTERFACE PWB)
CONTENTS
PG 1.....BLOCK
PG 2.....POWER
PG 3.....INTERFACE
PG 4.....FMT [SUITE / DVI]
PG 5.....FMT [MICRO]
PG 6.....FMT [ADC / XGA]
PG 7.....FMT [PRELUDE]
PG 8.....MICRO1 [VID-SW]
PG 9.....MICRO2 [AUD-PIC]
PG 10....MICRO3 [TV uP]
PG 11....MICRO4 [HDMI]
PG 12....DM1 [ATSC/NTSC TUNER]
PG 13....DM2 [DMDDCDC]
PG 14....DM3 [DMCORE]
14 15 16
5VSL
ENG-PWR-ON
3.3V
ENG-PWR-ON
12VS
R9A26
47K
1/16W
R9A27
100K
C9A50
1/16W
1UF
V25
8 7 6 5
Q9A13
TPCP8J01(te85lf,f)
12VS SUPPLY SWITCH.
DRAIN
1 2 3 4
12V
(To DLP Engine)
(PA connector)
12VS
HDDFANPWR
* *
IC9A25
GND
BA00CC0WFP
6
1 2 3 4 5
C9E20
R9E21
0.1 1.3K
25V/16V R9E20 1/16W
6.8K
1/16W
L9E20
BLM18PG600SN1
7.6V FAN-VCC
R9E22
C9E21 C9E22 10K
0.1 1/16W
47U
25V/16V 35V
FAN-STOP
AVHDD
HDDFANSTP
R9E23
100
ROHM FAN VCC 1/16W
Q9E20
AND FAN CONTROL 2SC3052-T112-1E,F
* *
ENG-PWR-ON
PWR-ON
5VS
R9A42 R9A45 Q9A15
22K 22K
1/16W 1/16W TPCP8J01(te85lf,f)
R9A44 R9A46
22K C9A77 22K C9A78
1/16W 1/16W
1UF 1UF
V25 V25
8 7 6 5
5VR SUPPLY
SWITCH
1 2 3 4
5V (To DLP Engine) C9A29 (To Riser PWB)
(PA connector) 0.1 (PD connector)
50V
L9A52
22MH 9X9.5
*
C9A98 C9A99 *
470U 470U
16V 16V
L9A50 L9A51
22MH 9X9.5 22MH 9X9.5
NC NC NC NC
3 4 5 6 7 8 9 1 2 3 4 5 6 7 8 9 10
PB
1 2 3 4 5 6 7 8 9 10
AVHDD VCC AND
(TO AVHDD)
FAN CONNECTOR
(ALL V30+ AND V31)
WD-52627 V29
WD-62627 V29
PG 15....DM4 [DMMEMA/DC]
PG 16....DM5 [DMMEMB/USB]
WD-52628 V30
PG 17....DM6 [DMROM/AV]
PG 18....DM7 [1394/DV I/F] WD-62628 V30
PG 19....DM8 [DMPOD]
WD-73727 V30
PG 20....DM9 [MPEG ENCODER]
PG 21....DM10 [DMADC]
WD-62827 V30+
PG 22....DM11 [DMDPM7]
WD-73827 V30+
PG 23....TERMINAL
PG 24....DEMOD1
WD-62927 V31
PG 25....DEMOD2
WD-73927 V31
PG 26....RISER1
PG 27....RISER2
PG 28....E2P/FRONT/CONTROL/PREAMP
ENGINE-POWER PAGE 2