Mitsubishi Electric WD-52631, Service Manual

Page: 53 / 76

BOSS
4 1 2 3
1 2 3 4
1 2 3
1 2 3 4
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22
1
2
3
1 2 3 4
1 2 3 4
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22
1
2
3
1 2 3 4
SHADED COMPONENTS HAVE SPECIAL CHARACTERISTICS
IMPORTANT TO SAFETY. BEFORE REPLACING ANY OF
THESE COMPONENTS, READ CAREFULLY THE PRODUCT
SAFETY NOTICE IN THE SERVICE MANUAL. DON’T
DEGRADE THE SAFETY OF THE RECEIVERS THROUGH
IMPROPER SERVICING.
CD
CJ3
JD
ES
J8F01
PS
EP
EP
J8F01
CJ1
5
5
23 24 25 26 27 28 29
23 24 25 26 27 28 29
J8403
JE
JF
BALLAST FAN
FB
JA
EXHAUST FAN
JF
SERVICE TECHNICIAN WARNING;
PG 13....DM5 [DMROM/AV]
PG 11....DM3 [DMMEMA/DC]
PG 3.....TERMINAL
PG 6.....SIGNAL3 [VIDEO SWITCH / DCDC CONVERTER]
PG 9.....DM1 [DMHDMI]
PG 7.....SIGNAL4 [3DYC / NTSC DECODER]
PG 10....DM2 [DMCORE]
PG 14....DM6 [1394/DVI/F]
PG 2.....POWER
PG 1.....BLOCK
PG 4.....SIGNAL1 [TV MICRO]
PG 5.....SIGNAL2 [AUDIO / PIC MICRO]
PG 8.....SIGNAL5 [TUNER1 / DEMOD1]
PG 12....DM4 [ DMMEMB/USB]
PG 22....DM14 [DMAUDIO]
PG 24....MISC [FRONT/CONTROL/PREAMP/E2P/SWLAMP]
PG 23....DM15 [FMTMICRO]
PG 19....DM11 [SPA2]
PG 18....DM10 [SPA]
PG 21....DM13 [DVI]
PG 15....DM7 [DMPOD]
PG 20....DM12 [DMDCDC]
PG 17....DM9 [DMADC-PCSUB]
PG 16....DM8 [DMADC-MAIN]
3
27
4
65
5
16
8
42
6
77
7
48
15
67
13
39
9
31
12
75
10
50
16
28
11
8
14
34
55
27
21 21
2
15
30
76
25
11
17
3
20
59
11
28
71
18
78
24
66
16
19
43
14
26
22
TMDS
31
72
18
22
33
32
18
19
29
6
13
53
4
56
20
61
30
39
68
17
43
47
62
5
12
60
74
37 37
3
46
62
41
32
57
79
17
50
63
33
24
20
63
7
36
45
44
9
3
49
54
18
55
25
34
15
56
51
54
40
73
19
35
46
42
60
14
59
29
12
47
36
51
19
64
12
13
38
40
48
17
6
16
53
13
4
45
64
2
4
76
14
68
4
11
65
15
66
80
69
41
77
44
71
5
75
26
72
10
1
79
35
7
70
1
67
78
74
73
80
69
38
70
61
57
20
1
2
49
11 4 3 1 12 5 7 9 3 6 2 4 2 1 10 8
6 2 12 14
5 11 9
10
13
4
1
8
7 3 4 2 1
TMDS
5
4
3
4
5
3
8
28
29
12
9
43
47
39
10
46
20
41
16
38
17
4
19
2
30
3
7
26
33
45
23
31
27
36
32
42
24
50
40
15
6
13
44
5
34
1
35
22
48
37
11
49
18
25
21
14
43
47
39
46
20
41
16
38
17
19
2
26
45
23
36
42
24
50
40
15
44
1
35
22
48
37
49
18
25
21
8
28
29
12
9
43
47
39
10
46
20
41
16
38
17
4
19
2
30
3
7
26
33
45
23
31
27
36
32
42
24
50
40
15
6
13
44
5
34
1
35
22
48
37
11
49
18
25
21
14
15
16
30
2
35
9
31
33
28
29
49
8
36
12
26
4
50
32
25
14
11
10
34
7
13
6
1
5
27
3
15
16
41
30
23
18 2
19
35 9
31
40 44
33
28
29 49
46 20 8 36
45
12 26 38
43
24
37
4 50
17
48 32
25
14
11 39
10 34
21
7
13
6
1 5
42
27 47
3
22
15
16
41
30
23
18 2
19 35 9 31
40 44
33
28
29 49
46 20 8 36
45
12 26 38
43
24
37
4 50
17
48 32
25
14
11 39
10 34
21 7 13
6
1 5
42
27 47 3
22
1 3 9 11 5
2 6 10 12 4 8
2 3 4 1 2 4 1 8 6 5 7
4
3
2
8
6
5
3
4
11
7
2
10
1
9
9
2 7
1 8
3
9 3 10 2 4 7 1 11 5 8
9 2 3 8 5 4 1 12 6 10 7 11
or
+
+
SMR SMP
TEMP
XH
DIM
TX1+ TX1-
DMD_FAN
TXC+
SR
TX0+
VH
TX2+
VLR
LENS
GND(5V&H/V-SYNC:AGND)
VLP
TXC-
VH
PA
3.3V_ENG_SCL(DLP) TX0-
VH
TX2-
L
N
LAMP
PA
SMR
SMP
TX2_SHIELD(AGND) TX1_SHIELD(AGND) TX0_SHIELD(AGND) TXC_SHIELD(AGND) DLP-ASIC-READY(DLP)
LAMP GND
RESETZ-DVI(DLP) POWERGOOD-DVI(DLP)
NC
NC
LAMPEN-DVI(DLP)
LAMP GND
LAMPLIT-DVI(DLP) GND LAMPEN LAMPLITZ
PAD
PAD
LOUT(+)
FSTP-DM
LOUT(-)
FAN-VCC
ROUT(-)
GND
ROUT(+)
GND
LAMPEN
LAMPLITZ
3.3V_ENG_SDA(DLP) DIM
SMR
GND* GND* IRIN GND* V-SW GND* GND
IN3-V
RMC S-SW
IN3-C
IN3-R IN3-Y IN3-L
GND*
IN3-Y GND* GND* S-SW GND* IN3-R IN3-L V-SW IN3-V IN3-C GND* GND*
IRIN RMC GND
PA
BLP-ASIC-READY(DLP)
TX1+ TX1-
TX2_SHIELD(AGND) TX1_SHIELD(AGND)
TX0- TX0+ TX2-
TXC_SHIELD(AGND)
TXC-
3.3V_ENG_SDA(DLP)
LAMPEN-DVI(DLP)
TX2+
3.3V_ENG_SCL(DLP)
TXC+
RESETZ-DVI(DLP)
TX0_SHIELD(AGND) LAMPLIT-DVI(DLP)
GND(5V&H/V-SYNC:AGND)
POWERGOOD-DVI(DLP)
SMP
SMR
COVER-DET GND
VH
VH
GND GND GND GND GND GND
A-GND A-GND
ENG-PWR-ON
MAIN-RELAY LAMP-RELAY
AC-OFF
GND
GND
GND
GND
GND
GND
GND
MAIN-R
ENCODER-R
GND
GND
INT1-Y
INT1-C
5V-SCL
GND
GND
TUNER2-L
MAIN-L
GND
CMP1-Y
GND
GND
INT2-SSW
AVR-DET
GND
TUNER2-R
ENCODER-L
GND
INT2-V
INT2-C
GND
GND
INT2-Y
TUNER1-L
TUNER1-R
GND
INT1-SSW
INT1-V
DM-R
GND
GND
CMP1-Pb
DM-L
GND
5V-SDA
1AVR-R
INPUT-DET1
CMP3-Pb
KSC1
LED-R
CMP1-Pr
CMP2-Y
GND
1AVR-L
KSC0
IRIN
GND
GND
CMP3-Pr
LED
CMP3-Y
MUTE-AVR
S-SW
MTR-CV
GND
INPUT-DET0
MUTE-MTR
LED-G
MANRST
GND
STATUS-R
GND
INT3-Y
CMP2-Pb
GND
INT3-C
GND
RMC
STATUS-G
INT3-V
CMP2-Pr
GND
ENG-PWR-ON GND MAIN-RELAY GND A-GND LAMP-RELAY GND GND A-GND AC-OFF GND GND
SUB-H
SUB-Y
DM-CV
S2
GND
GND
3.3VSCL
GND
SUB-PR/C
POWER-ON
GND
GND
GND
SUB-V
DM-L
GND
GND
MN-R
GND
GND
MAIN-Y
HOTPLG1
GND
GND
AVR-R
GND
GND
GND
MAIN-H
3.3VSDA
GND
MN-L
GND
AVR-L
S1
MAIN-PB
GND
MAIN-PR
GND
MAIN-V
GND
GND
GND
S3
HMRST
DM-R
HMINT
GND
SUB-PB
GND
GND
GND GND
DMPWRGOOD AFT-SUB-L
AFT-SUB-H GND
GND
CARD-DET PIC-RXD
GND
TSSEN
TV-RXD I2CDATB GND I2CCLKB TSSDATA
TSSCLK
GOS-RXD GND AFT-MAIN-H GND
PIC-RTS
TV-TXD DMRST TXDB DM-IR GND
TSMEN
TVRST
GND
T312-RESET TV-RST GOS-TXD TV-CTS
AFT-MAIN-L
GND T314-RESET
PIC-CTS OOBDRX
PIC-TXD
RXDB
GND
GND
TVGOSRST
GND OOBCRX
TSMDATA TSMCLK HDD-RST
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
DM-SHORT
GND
GND
ENGINE-PWR
GND
GND
GND
GND
FMT-PWRGOOD
STBY-ON
GND
COVER-DET
LAMP-RELAY
GND
GND
GND
GND
GND
HMINT
GND
GND
POWER-ON
GND
AVR-R
HMRST
GND
MAIN-PB
S1
S3
GND
MAIN-V
SUB-Y
MN-R
GND
GND
GND
S2
GND
3.3VSCL
GND
SUB-H
SUB-PR/C
SUB-PB
AVR-L
MN-L
DM-R
DM-CV
GND
HOTPLG1
GND
GND
MAIN-Y
GND
3.3VSDA
GND
MAIN-H
DM-L
GND
GND
SUB-V
GND
GND
GND
MAIN-PR
GND
GND
DM-SHORT
GND
GND
FMT-PWRGOOD
GND
GND
GND
GND
GND
GND
GND
COVER-DET
GND
GND
GND
GND
GND
GND
LAMP-RELAY
GND
GND
GND
GND
ENGINE-PWR
GND
GND
STBY-ON
GND
GND
GND
AFT-MAIN-L
I2CDATB TV-RST
GND
GND
GOS-RXD TV-TXD GOS-TXD TSSEN T312-RESET
AFT-SUB-L
GND
TVGOSRST
I2CCLKB
GND
HDD-RST TV-CTS TV-RXD
AFT-MAIN-H
PIC-RXD AFT-SUB-H
GND PIC-CTS
GND TSSDATA GND PIC-RTS PIC-TXD
GND
GND DMPWRGOOD TSSCLK GND GND T314-RESET
GND
GND TXDB
DMRST
GND
DM-IR GND TSMCLK
RXDB
TSMEN
CARD-DET
TSMDATA TVRST
DIM-DVI ENGINE-ID
DIM-DVI
ENGINE-ID
DGND
SDA SCL
OOBDRX OOBCRX
CMP2-Pr
INT3-C
MUTE-MTR
STATUS-R
5V-SDA
TUNER2-R
GND
KSC0
GND
ENCODER-R
CMP2-Y
CMP3-Y
GND
GND
GND
GND
LED-G
GND
1AVR-R
ENCODER-L
GND
IRIN
INT1-SSW
GND
CMP3-Pb
GND
GND
TUNER2-L
GND
MUTE-AVR
RMC
MANRST
INT3-Y
INPUT-DET1
AVR-DET
CMP1-Pb
GND
INT2-Y
KSC1
GND
INT2-SSW
MAIN-L
GND
GND
STATUS-G
CMP2-Pb
GND
DM-L
INT1-V
GND
GND
INT1-Y
TUNER1-L
LED-R
CMP3-Pr
GND
5V-SCL
MAIN-R
INT2-V
S-SW
INT3-V
GND
INPUT-DET0
GND
GND
GND
DM-R
1AVR-L
INT1-C
TUNER1-R
CMP1-Pr
LED
CMP1-Y
GND
INT2-C
MTR-CV
GND
GND
GND MANRST LED-R LED-G KSC0 GND STATUS-G STATUS-R KSC0 KSC1 LED
GND
MANRST
KSC1 KSC0
STATUS-R
LED-G
GND LED
KSC0
LED-R
STATUS-G
GND
COVER-DET
GND
DMD-FAN STOP
GND
GND
DMD-FAN PWR
GND
EXHAUST-FAN PWR
BALLAST-FAN PWR
THERMAL SWITCH
EXHAUST-FAN STOP
BALLAST-FAN STOP
SMP
SMR
SMP
LED
STATUS-G STATUS-R
KSC0
GND
KSC1
LED-G LED-R
MANRST
V-SW GND* GND*
IN3-Y
S-SW
IN3-L
GND*
IN3-C
GND*
IN3-V
GND*
IN3-R
DVI-CABLE-DET
DVI-CABLE-DET
-20%
6. This is a basic schematic diagram. Some sets may be subject
to modification according to engineering improvement
: Tantalum capacitor
: Metalized paper
Not indicated
D=+/-2PF
-10%
W
G=+/-2% Q=+30%
: Semiconductor Ceramic capacitor
TF
CE
Not indicated = 1/10W
NP
-0%
Not indicated = +/- 10%
Not indicated
: Electrolytic capacitor
Not indicated = Ohm
TAN
5. RESITOR
MF
PF, for numbers more than 1
: Wire wound resistor
Parts
except
for
chips
K = 1,000 Ohm
K = +/-10%
PS
: Metal plate cement resistor
CH, SL, etc. : Temperature compensaing types
MPP
F = +/-1%
: Polyester polypropylene film
capacitor
MB
Not indicated = +/-5%
: Metal oxide film resistor(Type B)
MP
: Styrol capacitor
Z=+80%
: Metalized plastic film capacitor
TANT
: Polyester capacitor
NP
Parts
except
for
chips
Dielectric
strength
Not indicated
: Ceramic capacitor chip
Not indicated = 1/4W or 1/6W
: chip resistor
ground with a high-Z voltmeter
D = +/-0.5%
I
Chips
Value Not indicated
ML
4. CAPACITOR
J=+/-5%
-0%
: Metal film resistor M
: Ceramic capacitor
F=+/-1PF
chips
M = 1,000,000 Ohm
SC
S
No tolerance is indicated
for electrolytic capacitor
and +/- 20%
: Fixed composition resistor
Value
3. TP13.etc. show test points.
Toler
ance
P=+100%
PP
Wattage
I
Type
II
: Aluminus electrolytic capacitor
MP
M=+/-20%
: Metal liner resistor
Not indicated : F or B (high dielrctric percentage)
D=+/-0.5PF
: Carbon resistor
: Non polarized electrolytic
capacitor
MMF
Type
uF, for numbers less than 1
1. DC voltages were measured from points indicated to the circuit
: Polypropylene film capacitor
2. Wave form were taken with standard color bar signal.
II
: Non polarized electrolytic
capacitor chip
Not indicated
: Cemented resistor
Not indicated : 50V
chips
: Electrolytic capacitor
ALM
T=+200%
: Twin film capacitor
C=+/-0.25PF
J = +/-5%
Parts except
for chips
MF,PP
Tolerance
K=+/-10%
: Metalized polyester capacitor
23
2 10
9
8
5
58
52
7
6
1
10 8
7
58
9
6 2
5 1
3
52
23
3
2
1
1
2
8
28
29
12
9
10
4
30
3
7
33
31
27
32
6
13
5
34
11
14
41
23
18
19
40
44
46
20
45
38
43
24
37
17
48
39
21
42
47
22
7
3
1
6
LAMP
PWB-SW-LAMP
PD
JD
LAMP
FB
TA TA
AN
CE1
CE
AN
BALLAST
PMD1000
xHD5
PE
PE2
DA
FA
DA
FA
TS
TS
LE1
LE2 LE3
WD57731 & WD65731 ONLY
L_SP
R_SP
PL
LE5
WD-52631
CE2
* NOTES
CONTENTS
WD-57731 V33
WD-52631 V33
PAGE 1
WD-65731 V33
DLP ENGINE
PWB-POWER
PWB-DM
PWB-TERMINAL
DM FAN
E2P
PWB-FRONT PWB
PREAMP
PWB-SIGNAL
CONTROL2
CONTROL3
FRONT 1394
CONTROL4
PWB-FRONT2
WD52631 ONLY
PG 1.....BLOCK
340V
5VS
340V
5VS
5VSL
5VSL
12VSA 12VSA 12VSB 12VSB 12VSB 12VSB
18VA 18VA
12VC
12VC
12VC
12VC
9VS
5VSL
3.3VSL
18VA 12VSB 12VSA 18VA 12VSB 12VSA 12VSB 12VSB
5VS
12VSB
12VSB
12VSB
12VSB
5VS
12VSB
5VS
5VS
5VS
5VS
12VSB
5VS
12VSB
5VS
12VSB
12VSB
12VSB
12VSB
12VSB
12VSB
12VSB
12VSB
5VS
5VS
12VSB
5VS
5VS
5VS
12VSB
5VS
5VS
12VSB
12VSB
12VSB
5VS
12VSB
12VSB
12VSB
12VSB
I3.3VSA
5VSL
3.3VSL
9VS
3.3VSL
3.3VSL
3.3VSL
PD
DVI CABLE
XA
PA-H
PAD-H
TX25
TX24
PA-H
PAD-H
PA-H
PA-H PA-H
PA-H
THIS PRODUCT INCLUES CRITICAL ELECTRICAL AND MECHANICAL
PARTS ESSENTIAL FOR X-RADIATION PRORECTION
SEE SERVICE INSTRUCTION FOR SPECIFIED REPLACEMENT
PARTS AND SERVICE ADJUSTMENTS.
X-RADIATION PRECAUTION
TO AVOID POSSIBLE TO X-RADIATION TAKE RADIATION PROTECTIVE
MEASURE FOR PERSONNEL DURONG SERVICING.
L_OUT+
L_OUT-
R_OUT-
R_OUT+
Characteristic
(Only ceramic
capacitor)