Mitsubishi Electronics WD-73734 Flat Panel Television User Manual


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BOSS
G
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G
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G
G
UB
BOSS
GH
GH
BOSS
4123
12
34
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US
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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.
HD1
HD1
SB
CD
ES
J7C00
PS
J12
CJ1
CJ3
SL
SR
3D
5
23 24 25
26 27
28
29
23 24 25
26 27
28
29
5
123456789101112131415161718192021
22
23
24
25
26
27
28
29
1 2 3 45 6 7 8 9101112131415161718192021
22
23
24
25
26
27
28
29
23
4
1
3
1
1
(Scirocco FAN)
EXHAUST FAN
BALLAST FAN
SB1
SERVICE TECHNICIAN WARNING;
PG 2.....POWER
PG 7.....MAIN3 [HDMI]
PG 20....MAIN13 [MICRO]
PG 6.....MAIN2 [TUNER] V38
PG 12....MAIN7 [ROM/AV] V36-V37
PG 18....MAIN11 [TDMS]
PG 1.....BLOCK
PG 10....MAIN5 [MEMA]
PG 9.....MAIN4 [CORE] V38
PG 17....MAIN10 [SPA2_MEM]
PG 4.....MAIN1 [DCDC/IF]
PG 14....MAIN8 [ADC] V36-V37
PG 16....MAIN9 [SPA2_MAIN]
PG 11....MAIN6 [MEMB] V38
PG 5.....MAIN2 [TUNER/MISC] V36-V37
PG 15....MAIN8 [1394] V38
PG 3.....TERMINAL
PG 13....MAIN7 [ROM/AV] V38
PG 8.....MAIN4 [CORE] V36-V37
PG 19....MAIN12 [AUDIO]
PG 25....MISC[CONT/FRONT/LED/HDMI/SBL/PRE-AMP]
PG 22....MAIN15 [VIDEO_MAIN] V38
PG 24....MAIN17 [GUIDE] V38
PG 23....MAIN16 [VIDEO_SUB/MISC] V38
PG 21....MAIN14 [FPGA] V38
3
27
4
5
16
8
6
7
15
13
39
9
31
12
10
16
28
11
8
14
34
23
55
27
21
2
21
2
30
25
11
17
3
20
59
28
9
18
8
24
19
43
14
26
22
TMDS
31
22
33
5
32
18
29
6
13
58
53
4
56
30
7
39
43
47
5
60
6
3737
3
41
32
1
57
33
24
7
36
45
9
49
54
55
25
34
15
56
51
54
58
35
60
59
29
47
36
51
19
12
38
17
6
53
13
4
45
2
14
4
41
23
5
26
10
1
35
7
1
38
57
20
1
2
49
11
43
1
12
5
79
3
6
24
2
1
10
8
TMDS
4
3
4
3
3
2
41
5
452C350-40
4
3
2
1
3421
6
72
3
8
5
4
1
9
71
3
81465
2
4
13
6
13
7
42
6
5
10
9
11
8
2
3
4
2
3
9
2
3
11
8
54
1
12610
7
9
23
11
8
54112
6
10
7
+
+
or
42
48
50
1510
11 16
52
12
46
50
44
40
46
42
40
48
3
52
44
2
1
1
2
1211 16
10 15
5
1
1
TEMP
TEMP
TX1+
TX1-
DMD_FAN
TXC+
TX0+
VH
TX2+
LENS
GND(5V&H/V-SYNC:AGND)
TXC-
V
3.3V_ENG_SCL(DLP)
TX0-
V
TX2-
L
N
DMD
LAMP
TX2_SHIELD(AGND)
TX1_SHIELD(AGND)
TX0_SHIELD(AGND)
TXC_SHIELD(AGND)
DLP-ASIC-READY(DLP)
LAMP GND
RESETZ-DVI(DLP)
NC
NC
LAMPEN-DVI(DLP)
LAMP GND
LAMPLIT-DVI(DLP)
GND
LAMPEN
LAMPLITZ
LOUT(+)
LOUT(-)
ROUT(-)
ROUT(+)
3.3V_ENG_SDA(DLP)
DIM
GND*
GND*
IRIN
GND*
CVBS-SW
GND*
GND
IN3-Cb
RMC
YUV-SW
IN3-Cr
IN3-L
3.3VSL
IN3-Y
IN3-R
GND*
PA-H
TX25
TX24
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)
COVER-DET
GND
VH
VH
GND
GND
GND
GND
DIM-DVI
ENGINE-ID
DIM-DVI
ENGINE-ID
PA-H
KSC0
GND
KSC1
SYSTEM/RESET
SHIELD
GND
COVER-DET
DB CTL
IRIN
RMC
GND
PA-H
3.3VSL
PA-H
PA-H
TX2+
TXC-
TX2-
TX0-
TX1+
TX0+
TXC+
TX1-
CEC
DDC_SCL
DDC_SDA
+5V
HOTPLUG_DETE
GND
GND
USB_GND
D1-
D1+
GND
5VSCL
5VSDA
MAIN-R
GND
GND
GND
MAIN-L
GND
DM-R(V38 only )
GND
TU-R
GND
TU-L
GND
DM-L(V38 only )
GND
SUB-PR( V38 only )
GND
SUB-PB( V38 only )
SUB-Y( V38 only )
GND
GND
MAIN-PR
GND
MAIN-PB
GND
MAIN-Y
GND
GND
GND
GND
DM-VIDEO ( V38 only )
GND
TUNER-VIDEO
GND
GND
GND
GND
GND
GND
AVRMUTE
AVR-R
AVR-L
GND
GND
GND
GND
GND
GND
GND
GND
MAIN-L
GND
MAIN-PR
SUB-Y( V38 only )
DM-L(V38 only )
GND
GND
GND
AVR-L
GND
GND
DM-VIDEO ( V38 only )
GND
GND
GND
TU-R
MAIN-PB
MAIN-Y
GND
GND
GND
GND
GND
GND
SUB-PR( V38 only )
GND
GND
5VSCL
GND
GND
TUNER-VIDEO
GND
GND
5VSDA
GND
GND
TU-L
GND
GND
MAIN-R
SUB-PB( V38 only )
AVR-R
GND
DM-R(V38 only )
GND
GND
GND
GND
PA-H
DB CTL
E2PSCL
E2PSDAE2PSDA
E2PSCL
PA-H
LED
STATUS-G
STATUS-R
GND
LED-R
KSC0
NC
LED-G
AVRMUTE
MT-MONA
MT-MONA
GND
LAMP-RELAY
MAIN-RELAY
PA-H
ENG-PWR-ON
GND
A-GND
GND
AC-OFF
A-GND
NC
GND
LAMP-RELAY
GND
A-GND
MAIN-RELAY
GND
GND
NC
A-GND
ENG-PWR-ON
AC-OFF
GND
NC
PA-H
GND
NC
PA-H
NC
STATUS-R
GND
KSC0
SYSTEM/RESET
STATUS-G
KSC1
KSC0
LED
LED-G
GND
LED-R
PA-H
SENSOR
GND
NC
SENSOR
GND
CVBS-SW
GND*
GND*
IN3-Y
YUV-SW
IN3-R
IN3-Cr
GND*
IN3-Cb
GND*
IN3-L
GND*
PA-H
LAMPEN
LAMPLITZ
DIM
SM
GND
IN3-L
GND*
PA-H
CVBS-SW
GND*
GND*
IN3-V
IN3-R
NC
GND*
NC
NC
NC
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
TX2-
TX2+
TX1+
TX1-
TX0-
TX0+
TXC-
TXC+
NC
CEC
DDC_SCL
DDC_SDA
+5V
HOTPLUG_DETE
SMR
SMP
VLP
VLR
SMR
SMP
LRTN
RRTN
GND
STEREO SYNC
3D OUTPUT
3 PIN MINI DIN
GND
NP
CH, SL, etc. : Temperature compensaing types
uF, for numbers less than 1
2. Wave form were taken with standard color bar signal.
K = 1,000 Ohm
Z=+80%
-10%
SEE SERVICE INSTRUCTION FOR SPECIFIED REPLACEMENT
PARTS AND SERVICE ADJUSTMENTS.
M=+/-20%
: Carbon resistor
Value
Not indicated = +/-5%
T=+200%K=+/-10%
MF
NP
Parts except
for chips
No tolerance is indicated
for electrolytic capacitor
and +/- 20%
: Metal film resistor
: Electrolytic capacitor
4. CAPACITOR
Not indicated = 1/4W or 1/6W
Type
Not indicated : 50V
: Semiconductor Ceramic capacitor
chips
MPP
Parts
except
for
chips
II
1. DC voltages were measured from points indicated to the circuit
P=+100%
: Metalized paper
: Metalized plastic film capacitor
I
THIS PRODUCT INCLUDES CRITICAL ELECTRICAL AND MECHANICAL
PARTS ESSENTIAL FOR X-RADIATION PROTECTION
3. TP13.etc. show test points.
K = +/-10%
-20%
: Metal oxide film resistor(Type B)
PF, for numbers more than 1
: Twin film capacitor
: Metal liner resistor
Not indicated = Ohm
: Non polarized electrolytic
capacitor
: chip resistor
-0%
TF
II
M = 1,000,000 Ohm
F = +/-1%
MF,PP
Dielectric
strength
: Non polarized electrolytic
capacitor chip
J=+/-5%
M
chips
PP
TANT
Chips
W
Toler
ance
MP
6. This is a basic schematic diagram. Some sets may be subject
to modification according to engineering improvement
Not indicated
MMF
: Wire wound resistor
PS
X-RADIATION PRECAUTION
: Metalized polyester capacitor
Not indicated = +/- 10%
ground with a high-Z voltmeter
CE
Not indicated : F or B (high dielrctric percentage)
TAN
C=+/-0.25PF
: Aluminus electrolytic capacitor
Tolerance
Not indicated
: Ceramic capacitor
: Electrolytic capacitor
: Polyester polypropylene film
capacitor
Wattage
SC
: Polyester capacitor
Not indicated
G=+/-2%
Value Not indicated
: Styrol capacitor
: Tantalum capacitor
Type
TO AVOID POSSIBLE TO X-RADIATION TAKE RADIATION PROTECTIVE
MEASURE FOR PERSONNEL DOING SERVICING.
: Metal plate cement resistor
D=+/-2PF
D = +/-0.5%
: Polypropylene film capacitor
D=+/-0.5PF
Parts
except
for
chips
5. RESITOR
Not indicated = 1/10W
MP
: Fixed composition resistor
-0%
MB
ALM
J = +/-5%
Not indicated
: Cemented resistor
S
I
ML
Q=+30%
F=+/-1PF
: Ceramic capacitor chip
LAMP
PWB-SW-LAMP
PD
LAMP
FB
TA
TA
CE1
BALLAST
PE
PE2
LE2
L_SP
R_SP
PL
AN
AN
LE3
PD
DMD Chip
LE
J4
J8
CE
CE2
V36,V37,V37L and V38 ONLY
FB
FB
JE
JE
PWB-SBL-L
PWB-SBL-R
* NOTES
CONTENTS
WD-65733 V36
WD-57733 V36
WD-73733 V36
PAGE 1
WD-73734 V37
WD-57734 V37
WD-65734 V37
WD-73833 V38
WD-57833 V38
WD-65833 V38
WD-C657 V36L
WD-Y577 V37L
WD-Y657 V37L
J5
J3
MAIN1-DCDC/IF
MAIN1-DCDC/IF
MAIN1-DCDC/IF
MAIN1-DCDC/IF
MAIN1-DCDC/IF
MAIN1-DCDC/IF
MAIN11-TMDS
MAIN1-DCDC/IF
MAIN3-HDMI
MAIN2-TUNER/MISC
DLP ENGINE
PWB-POWER
PWB-MAIN
PWB-TERMINAL
PWB-FRONT1
PWB
PREAMP
PWB-FRONTHDMI
PWB-LED
FRONT-USB
PWB-CONT1
V37, V37L and V38 ONLY
PWB-FRONT2
V36L ONLY
V38 ONLY
V38 ONLY
V38 ONLY
PG 1.....BLOCK
108 9 14 161114 15
18
13
2120
7
19
653 122
2217
A
B
J
K
H
E
F
C
G
D
I
L
M
N
O
V36-V38
340V
5VS
340V
12VC
12VC
12VC
12VC
USB_VCC
5VS
5VS
5VS
9VS
9VS
9VS
3.3VS
9VS
5VS
5VS
3.3VS
5VS
9VS
9VS
18VA
18VA
12VS
12VS
12VS
12VS
12VS
18VA
18VA
12VS
5VS
5VS
VCC
VCC
5VS
L12V
R12V
+5 VDC
DVI CABLE
USB CABLE
TMDS CABLE
L_OUT+
L_OUT-
R_OUT-
R_OUT+
Characteristic
(Only ceramic
capacitor)
5
5
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