MITSUBISHI ELECTRIC WD-52525 - Manual (Page 55)

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.
TB TB
TA TA
TD TD
TC TC
CE
TF
DVI
PJ
PS
RA
JPS1
RA
P1
PR
P1
RB RB
ES
FB
DA
DC
DB
DA
FB
DB
DC
FA
PCI
FA
PCI
FC
TP
AN
PD PD
1394
1394 1394
PK
K3
K3
LF
CE
CN2
LE
KT
PL
J8202
J8202
PA
J9
LE
J2
K1
KT
KS K2
K2
KP
J14
TF
HD
HD
TG TG TE1
TE2
TE
CJ3
PF
CD FD
FY
FAN 2
FAN 1
V26+ ONLY
V26++ONLY
Front 1394 (V26, V26+)
V26++ Front 1394
FN2
FN1
JB
JA
(V26++ Only)
V26++ 1394
FND
FND
PG 5.....SIGNAL4 [ATSC/NTSC TUNER]
PG 2.....SIGNAL1 [RS232/AUDIO]
PG 19....FMT1 [MPEG ENCODER]
PG 11....DM2 [DDRSDRAM (CH-A)]
PG 10....DM1 [MAIN CHIP]
PG 13....DM4 [LOCAL BUS]
PG 24....FMT6 [M32 MICRO]
PG 8.....TERMINAL2 [SWITCH/3DYC]
PG 18....DM9 [DMUART]
PG 7.....TERMINAL1 [SPEAKER]
PG 3.....SIGNAL2 [TV MICRO]
PG 14....DM5 [1394 I/F]
PG 23....FMT5 [OSD-TMDS]
PG 6.....SIGNAL5 [MAIN ATSC DEMOD]
PG 21....FMT3 [ASIC-HARU]
PG 9.....MISC [PREAMP/CONTROL/FRONT/FAN/E2P]
PG 12....DM3 [SDRAM (CH-B)]
PG 1.....BLOCK PG 15....DM6 [POD I/F]
PG 20....FMT2 [ADC-XGA]
PG 22....FMT4 [DSP-ICHIPS720]
PG 4.....SIGNAL3 [HDMI]
PG 16....DM7 [DOUBLER-IN]
PG 17....DM8 [DOUBLER-MAIN]
SERVICE TECHNICIAN WARNING;
PG 25....FMT7 [TVGOS]
PG 27....POWER
PG 26....FMT8 [DECODER/SWITCH]
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ENGINE_FAN
LENS
E-H
XHP
LAMP GND
340V
DT JC
ENG-POWERGOOD
GND
E-H
V-H V-H
XHP
FPC-S
E-H
PHD
PHD
PHD
PHD
E-H
E-H E-H E-H
E-H
FPC FPC
FPC FPC
PHD
FPC
S-H
FPC FPC
PHD
TMDS
FPC FPC
PHD
FPC
FPC
FPC
E-H
V-H V-H
FPC-S
FPC-S FPC-S
FPC-S FPC-S
FPC-S FPC-S
E-H E-H
E-H
CC CC
AA AA
LL
LL
PHD
PHD
AA AA
CC
CC
FRONT LAMP COVER SW
E-H
LN
LN
FILTER DETECT SW
THERMAL SENSOR
GND
SENSOR
FAN_12V_IN
PA
GND FAN_12V_OUT FAN_STOP FAN_STOP GND
+
+
or
23
24
25
23
24
25
23
24
25
23
24
25
23
24
25
23
24
25
23
24
25
23
24
25
23
24
25
23 24 25 26 27 28 29
23 24 25 26 27 28 29
5
23
24
25
23
24
25
23
24
25
23
24
25
23 24 25
23 24 25
23
24
25
23
24
25
23
24
25
48
49
50
23
24
25
48
49
50
23
24
25
48
49
50
23
24
25
48
49
50
5
5
5
23
24
25
23 24 25 26 23 24 25 26 23 24 25 26 27 28 29 30 31 32
5
FX
ANT
PREAMP
CONTROL
RELAY
LAMP BALLAST
LAMP
FAN-CONT
PAGE 1
CONTENTS
WD-52525 V26
WD-52725 V26+
WD-62525 V26
* NOTES
WD-62725 V26+
WD-52825 V26++
WD-62825 V26++
ES1 ES1
L_OUT+
L_OUT-
R_OUT+
R_OUT-
L_SP
R_SP
SP1
SP2
Characteristic
(Only ceramic
capacitor)
PWB-POWER
PWB-TERMINAL-2
PWB-TERMINAL-1
FRONT
FMT
DM
SIGNAL
MAIN TUNER
SUB TUNER
OOB
HDD
ENGINE
FRONT
CARD
READER
PG 1.....BLOCK
LAMP-FAN
GND 12VS GND 6VS GND 15V -15V
6VS 12VS GND 6VS
12VSGND 6VS GND
GND
NC
AC-OFF
PON-2 RELAY SHORT
GND
30VS
FAN-STOP1 FAN-STOP2
PON-2 NC 30VS RELAY SHORT FAN-STOP2 AC-OFF GND GND FAN-STOP1
GND GND GND
5V 5V
12V
3.3V 3.3V
GND
3.3V
5V 5V
3.3V
GND 12V GND
12VS
6VS 6VS
12VS
GND GND GND GND
12V GND
FAN-S-LAMP
12V GND
FAN-S-ENG
340V GND
NC
L
N
V
FAN-S-1
GND
12V
12V
FAN-S-2
GND
L
N
L
N
S S
HDD-RST GND
GND
HDD-RST
GND* GND* GND* GND* GND*FRNT-S FRNT-V FRNT-Y FRNT-C FRNT-R FRNT-L
FRNT-R FRNT-S
GND*
FRNT-L FRNT-V
GND* GND*
FRNT-C FRNT-Y
GND* GND*
GND LAMP-R LAMP-G STATUS-R STATUS-G 3.3VS GND KSC0KSC1MANRST LED GND-1 AMC 5VS
GND-1
5VS AMC 5V GND
IR-IN
GND
LAMP-R
LED
LAMP-G
STATUS-R STATUS-G
3.3VS
MANRST
KSC0 GND
KSC1
USB FRONT
CONNECTOR
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
PC-L
PC-R
SUBTV-L
SUBTV-R
HDMI-L
HDMI-R
5VSCL
5VSDA
SUB-R
SUB-L
MAIN-R
MAIN-L
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
9V
9V
DTV-V
DTV-H
DTV-Pr
DTV-Pb
DTV-Y
CMP2-Pr
CMP2-Pb
CMP2-Y
GND
GND
GND
GND
GND
GND
GND
9V
9V
GND
DTV-V
GND
GND
DTV-H
DTV-Pr
DTV-Pb
DTV-Y
CMP2-Pr
GND
CMP2-Pb
CMP2-Y
GND
GND
GND
GND
GND
GND
GND
GND
SUB-L
HDMI-R
GND
GND
MAIN-L
PC-L
GND
HDMI-L
MAIN-R
GND
GND
GND
SUBTV-R
GND
SUBTV-L
GND
5VSCL
SUB-R
PC-R
GND
5VSDA
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
COMP1-Pr
COMP1-Pb
COMP1-Y
IN2-C
IN2-Y
IN2-V
IN2-SW
IN1-C
IN1-Y
IN1-V
IN1-SW
IN2-V
GND
GND
GND
IN1-Y
GND
GND
GND
GND
IN1-C
IN2-SW
IN2-Y
IN2-C
GND
COMP1-Y
COMP1-Pb
GND
GND
COMP1-Pr
IN1-SW
GND
GND
IN1-V
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
3.3V
3.3V
MON-R
MON-L
A2-L
A2-R
MOUNT-C
MOUNT-Y
MOUNT-V
MT-MON
IN3-L
IN3-R
GND
GND
MT-MON
GND
MON-R
GND
A2-R
MOUNT-Y
A2-L
MOUNT-V
GND
GND
MOUNT-C
IN3-R
3.3V
GND
GND
GND
IN3-L
GND
GND
GND
GND
MON-L
3.3V
GND GND* GND* GND* GND*
VTS
SB-SD
MN-CCD SB-CCD
GND* GND* GND*
YDM
MN-SD
GND*
VTM CDM
GND*
GND
5V
IR-IN
GND*
HDMI-R
GND*
MAIN-L
GND*
SUBTV-R HDMI-L SUBTV-L
GND* GND*
MAIN-R
GND
D-YOUT(7)
D-YOUT(6)
D-YOUT(5)
D-YOUT(4)
D-YOUT(3)
D-YOUT(2)
D-YOUT(1)
D-YOUT(0)
GND
D-CBOUT(5)
D-CBOUT(6)
D-CBOUT(7)
D-CBOUT(0)
D-CBOUT(3)
D-CBOUT(1)
D-CBOUT(4)
D-CBOUT(2)
GND
D-CROUT(3)
D-CROUT(5)
D-CROUT(4)
D-CROUT(0)
D-CROUT(7)
D-CROUT(2)
D-CROUT(1)
D-CROUT(6)
GND
D-HOUT
D-VOUT
GND
GND
GND
GND
D-YSOUT
D-ENOUT
D-CLK
DVR-DAT1394
DVR-VLD1394
DVR-STRT1394
GND
GND
DVR-CLK1394
M32TXD
M32RXD
M32RTS
M32CTS
GND
GND
M32RET
D-YSOUT
GND
D-YOUT(5)
M32RTS
GND
D-CBOUT(3)
GND
GND
GND
GND
D-CBOUT(5)
GND
D-YOUT(6)
GND
D-VOUT
D-HOUT
D-CROUT(3)
D-CROUT(5)
D-CROUT(4)
D-CROUT(0)
D-CBOUT(4)
D-YOUT(7)
D-CROUT(7)
D-CROUT(2)
D-CROUT(1)
D-YOUT(0)
D-CBOUT(0)
D-CROUT(6)
D-YOUT(3)
GND
GND
M32TXD
M32RXD
D-YOUT(1)
DVR-STRT1394
D-CBOUT(7)
M32CTS
GND
GND
D-CBOUT(2)
M32RET
DVR-CLK1394
D-YOUT(4)
D-ENOUT
D-CBOUT(1)
D-YOUT(2)
DVR-VLD1394
D-CLK
D-CBOUT(6)
DVR-DAT1394
GND
GND
GND
AD(0)
AD(1)
AD(2)
AD(3)
AD(4)
AD(5)
AD(6)
AD(7)
AD(8)
AD(9)
AD(10)
AD(11)
AD(12)
AD(13)
AD(14)
AD(15)
AD(16)
AD(17)
AD(18)
AD(19)
AD(20)
AD(21)
AD(22)
AD(23)
AD(24)
AD(25)
AD(26)
AD(27)
AD(28)
AD(29)
AD(30)
AD(31)
CBE(0)
CBE(1)
CBE(2)
CBE(3)
GND
FRAME
TRDY
IRDY
DEVSEL
REQ
PAR
INTA
IDSEL
PCICLK
GND
CBE(3)
AD(21)
AD(11)
AD(29)
AD(15)
AD(10)
AD(20)
AD(5)
GND
AD(27)
AD(8)
REQ
AD(23)
AD(17)
AD(0)
IRDY
GND
AD(1)
AD(16)
AD(14)
AD(2)
AD(31)
AD(28)
PCICLK
PAR
FRAME
AD(18)
TRDY
GND
CBE(2)
AD(24)
CBE(1)
GND
DEVSEL
INTA
AD(25)
AD(3)
AD(22)
AD(19)
AD(30)
IDSEL
AD(9)
AD(4)
CBE(0)
GND
AD(7)
AD(26)
AD(12)
AD(6)
AD(13)
PON
GND
GMTXD
GMRXD
GMRTS
GMCTS
GND
MAIN-RST
STOP
SERR
PERR
GND
TVSCL
GND
TVSDA
GND
RST-TVGOS
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
AC-OFF
PRS
PBS
YS
VS
HS
PRM
PBM
YM
VM
HM
PRS TVSDA PBM VS TVSCL PBS HS GND VM YM PON GND GND GND YS MAIN-RST GMTXD GND GND STOP GND GND SERR GMCTS GMRXD GND GND RST-TVGOS GMRTS PERR GND GND GND GND GND GND GND HM PRM AC-OFF
GND GND GND
MGLINKRXD MGLINKTXD
GND
TVSDA
GND
TVSCL
GND
DMCTS DMRTS DMRXD DMTXD
GND
RESET2003
GND
RESETMSP
GND
VPIFSW
GND GND GND GND LSP
AUDGND
RSP
AUDGND
A2-L A2-R
CDM GND
AUD2GNDAUD2GND
YDM GND
HSYNC
GND
VSYNC
ANTRLY
GND
RSP
GND
LSP
GND
TVSCL
VSYNC
AUDGND
DMRTS
RESETMSP
GND
MGLINKTXD
CDM
DMRXD
GND
A2-L
GND
GND
VPIFSW
AUDGND
GND
DMTXD
GND
GND
GND
AUD2GND
ANTRLY
HSYNC
GND
GND
RESET2003
GND
MGLINKRXD
TVSDA
YDM
GND
AUD2GND
GND
A2-R
DMCTS
CTDAT
CTCLK
CTEN1
CTEN2
GND
IFSW
XSCLP
GND
XSDAP
GND
MASD0
GND
MAWS
GND
MASCK
GND
GND
GND
I2SDMHDMI
GND
XMASD0
XMAWS
XMASCK
XAMCLKOUT
GND
ASICBWC
ASICBANK
ASICRST
ASICCS
GND
ASICCLK
GND
DATADTOM
DATAMTOD
GND
PICCTS
PICRTS
PICRXD
PICTXD
GND
XAMCLKOUT
PICRXD
ASICBWC
CTEN2
DATADTOM
ASICCS
XSCLP
IFSW
GND
MAWS
GND
GND
XSDAP
GND
GND
XMASCK
ASICRST
GND
ASICBANK
PICRTS
MASD0
GND
XMAWS
I2SDMHDMI
CTCLK
MASCK
GND
DATAMTOD
CTDAT
GND
GND
GND
GND
GND
CTEN1
ASICCLK
PICTXD
GND
XMASD0
PICCTS
GND
GND
GND
GND
GND
GND
GND
OOBDRX
OOBDRX
GND
TSMCLK
GND
TSMFRM
TSMVLD
GND
TSMDT7
TSMDT6
TSMDT5
TSMDT4
TSMDT3
TSMDT2
TSMDT1
TSMDT0
TSMERR
GND
GND
EESCL
GND
EESDA
GND
GND
PWRGOOD
SUBPOWER
DMRST
TVREST
GND
GND
GND
GND
GND
OOBDRX
TSMDT2
GND
GND
EESCL
TSMDT0
GND
GND
GND
GND
EESDA
GND
TSMDT3
GND
GND
GND
GND
TSMFRM
TSMVLD
GND
TSMCLK
GND
GND
SUBPOWER
TSMERR
PWRGOOD
GND
GND
GND
OOBDRX
GND
GND
TSMDT1
TSMDT6
TSMDT4
DMRST
TVREST
TSMDT5
GND
TSMDT7
GND
3.3V
5V_ENG_SCL
HMPR
HMH
GND*
GND*
HMPB
GND*
GND*
GND*
HMV
HMY
GND*
5V_ENG_SDA
GND*
GND*
LAMPLITZ GND LAMPEN 5VS GND 5VSCL1 5VSDA1 ENG-RST
ENG-POWERGOOD
LAMPLITZ
GND
ENG-RST
5VS
LAMPEN 5VSCL1 5VSDA1
GND
COVER-DET
GND
FILTER-DET
GND
DMD-DET
GND
LAMP-TEMP
TMDS_DATA_2- TMDS_DATA_2+ TMDS_DATA_2_SHIELD 5V_ENG_SCL 5V_ENG_SDA TMDS_CLOCK- TMDS_CLOCK+ TMDS_CLOCK_SHIELD HOT_PLUG_DETECTOR GROUND(5V&HV SYNC) POWER_5V TMDS_DATA_1- TMDS_DATA_1_SHIELD TMDS_DATA_1+ TMDS_DATA_0+ TMDS_DATA_0_SHIELD TMDS_DATA_0-
TMDS_DATA_0_SHIELD
5V_ENG_SCL 5V_ENG_SDA
TMDS_DATA_0- TMDS_DATA_0+ TMDS_DATA_2-
TMDS_DATA_2_SHIELD
TMDS_DATA_1+ TMDS_DATA_2+
GROUND(5V&HV SYNC)
TMDS_CLOCK-
TMDS_DATA_1_SHIELD
POWER_5V
TMDS_DATA_1-
HOT_PLUG_DETECTOR
TMDS_CLOCK+
TMDS_CLOCK_SHIELD
LOUT(+)
LOUT(-)
ROUT(-)
ROUT(+)
NC LAMPLITZ GND LAMPEN
12VS 6VS 12VS
6VS
12VS
GND GND GND GND GND GND GND
3.3V
GND
V E
AUD-GND
15V -15V
GND
LAMPEN
LAMPLITZ
E V TMDS E
E
E
XL
V
V E
V ZH
PC-L
GND*
C/Pb-MN
GND*
V-MN
PC-R
GND*
GND*
V/Y-SUB
V-SUB
GND*
SUB-R
GND*
V/Y-MN
Pr-SUB
GND*
GND*
Pr-MN
GND*
GND*
OPEN
GND*
GND*
H-SUB
GND*
H-MN
GND*
SUB-L
C/Pb-SUB
HMV GND* 5V_ENG_SDA HMY 5V_ENG_SCL HMPB GND* GND* GND* HMPR GND* GND* HMH GND* GND*
GND* A2-R 5VSCL PON-1 MON-L
PICRXD MON-R PICTXD
IR-SYS5
CLRKIL
GND* GND* 3DRST GND* GND*
PICRTS
GND* GND* A2-L GND* 5VSDA GND*
PICRTS PICCTS MT-MON
GND* GND* CDM
SB-SD GND* GND* VTM GND* GND* VTS YDM GND* GND*
MN-CCD SB-CCD
MN-SD
GND
HDMI-R
GND*
GND*
SUBTV-R
GND*
GND*
GND*
HDMI-L
MAIN-R
GND*
MAIN-L
SUBTV-L
A2-R
PICRXD CLRKIL
GND* GND* GND* 5VSCL MON-R
GND* GND* A2-L
PICRTS
PON-1
PICTXD
GND*
PICRTS
GND*
PICCTS
GND*
MON-L
IR-SYS5
3DRST GND*
5VSDA
MT-MON
V-MN
GND*
C/Pb-MN
GND*
PC-L
C/Pb-SUB
SUB-L
GND*
H-MN
GND*
H-SUB
GND*
GND*
OPEN
GND*
GND*
Pr-MN
GND*
GND*
GND*
Pr-SUB
V/Y-MN
GND*
SUB-R
V-SUB
V/Y-SUB
GND*
GND*
PC-R
5VS
5VS
DM FAN
V
TF
Wattage
-0%
Not indicated : 50V
: Metal liner resistor
SC
MB
D=+/-2PF
: Metalized paper
ALM
: Tantalum capacitor
M
II
MF,PP
Toler
ance
D=+/-0.5PF
chips
-20%
F = +/-1%
Not indicated = +/- 10%
Value Not indicated
: Metal oxide film resistor(Type B)
I
F=+/-1PF
: Polyester capacitor
Z=+80%
: Fixed composition resistor
4. CAPACITOR
CE
: Aluminus electrolytic capacitor
I
NP
Parts
except
for
chips
MMF
S
Not indicated = Ohm
T=+200%
5. RESITOR
: Polypropylene film capacitor
: Ceramic capacitor chip
: Non polarized electrolytic
capacitor chip
Tolerance
: chip resistor
M = 1,000,000 Ohm
-10%
W
No tolerance is indicated
for electrolytic capacitor
and +/- 20%
ML
Chips
: Metalized plastic film capacitor
: Twin film capacitor
J = +/-5%
J=+/-5%
MP
Parts
except
for
chips
K = 1,000 Ohm
Type
D = +/-0.5%
TAN
MF
Not indicated = 1/4W or 1/6W
Not indicated
uF, for numbers less than 1
ground with a high-Z voltmeter
2. Wave form were taken with standard color bar signal.
G=+/-2%
Dielectric
strength
Not indicated
C=+/-0.25PF
Parts except
for chips
Value
K = +/-10%
K=+/-10%
: Carbon resistor
: Metal plate cement resistor
1. DC voltages were measured from points indicated to the circuit
Q=+30%
PF, for numbers more than 1
II
Not indicated
: Electrolytic capacitor
P=+100%
MP
Not indicated = 1/10W
chips
: Cemented resistor
3. TP13.etc. show test points.
M=+/-20%
: Polyester polypropylene film
capacitor
PS
Not indicated
: Metalized polyester capacitor
6. This is a basic schematic diagram. Some sets may be subject
to modification according to engineering improvement
: Non polarized electrolytic
capacitor
: Metal film resistor
Type
CH, SL, etc. : Temperature compensaing types
: Semiconductor Ceramic capacitor
Not indicated : F or B (high dielrctric percentage)
: Wire wound resistor
MPP
PP
-0%
: Styrol capacitor
Not indicated = +/-5%
NP
: Ceramic capacitor
TANT
: Electrolytic capacitor
TO AVOID POSSIBLE TO X-RADIATION TAKE RADIATION PROTECTIVE
MEASURE FOR PERSONNEL DURONG SERVICING.
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