Mitsubishi Electric WD-52527 Service Manual page 65

1 2 3
A
B
C
D
1
2
3
4
E
SCL_X
SDA_X
M32_VS
RSTZ
SWD
SCK
SRD
SUCS
F
FMT uP CONTROL BUS
CONTROL
3.3V
5VS
G
SDRAM
SDRAM
R8E30
47x4
1/16W
H
L8E05
221 OHM
3.3V
3.3V_M
C8E45 C8E46 C8E47
K-0.1 K-0.1 M-100
16V 16V 6.3V
86 85 84
DGND
1 2
I
C8E54
K-0.1
16V
DGND DGND
R8E34
47x4
1/16W
J
K
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4 5 6
L8G01
3.3V 221 OHM
C8G01
K-0.1
R8G65 R8G66 16V
3.3K 3.3K IC8G06
1/16W 1/16W
SN74LVC1G17-DCKR
1 NC VCC 5
SDA_X
2 A
SDAR_TMDS
3 GND Y 4
SCL_TMDS
IC8G07
R8G03 SN74LVC2G125DCUR
22
1/16W
R8G06
22x4 1 1OE VCC 8
8 SDAW_TMDS
2 A1 2OE 7
7 C8G02
K-0.1
3 Y2 Y1 6 16V
6
5
4 VSS A2 5
SCL_X
R8G04
22 DGND
1/16W
BUS
ADDRESS BUS
DATA BUS
5 6 7 8 5 6 7 8
R8E31
47x4
1/16W
4 3 2 1 4 3 2 1
C8E50 C8E51
K-0.1
K-0.1
16V 16V
83 82 81 80 79 78 77 76 75 74 73 72 71 70 69 68 67 66 65 64 63 62 61 60 59 58 57
IC8E03
MT48LC2M32B2P-7
3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30
C8E55 C8E56
K-0.1 K-0.1
16V 16V C8E57 C8E58
K-0.1 K-0.1
16V 16V
5 6 7 8 5 6 7 8
R8E35
47x4
1/16W
4 3 2 1 4 3 2 1
DD[0-31]
7 8 9
SDAR_TMDS
SDAW_TMDS
SCL_TMDS
SEN_OP
SEN_CL
3.3V_ST
R8G75
1K
1/16W
C8G05 80 79 78 77 75 74 73 72 71 70 69 68 67 66 65
K-0.01 76
25V/50V
R8G07
47K
1/16W
P07
81
C8G06
82 P06
K-0.01
25V/50V
P05
83
R8G08
47K
84 P04
1/16W
85 P03
P02
86
R8G09 87 P01
220x4
88 P00
1 8 89 P107/MOTOR_ST
R8G56
5.6K
1/16W IC8G01
D8G12 2 7 90 P106/MOTOR_SET
P105/MOTOR_DAT
3 6 91
M30833FJFP#U5-V281
R8G57 R8G58 4 5 92 P104/MOTOR_CLK
1K 100
1/16W 1/16W
P103/P-ON-SHRT
93
P-ON-SHRT
FAN_DETECT
94 P102/FAN_STOP
ENPROT
P101/ENG_PROTECT
95
C8G10 96 AVSS
C8G30
0.01 K-0.1
16V
25V/50V
97 P100/ENG_TEMP
IC9H02
BA33BC0FP-E2 98 VREF
L9H02
221 OHM 3.3V_ST
5VS IN OUT AVCC
1 3 99
GND
C9H07 C8G08 100 P97
2
C9H05 C9H06 M-100 K-0.1
M-100 K-0.1 16V 16V
16V 16V
4 7 8 10 11 12 13 14 15 16
1 2 3 5 6 9
DGND
3.3V-ST
C8G16
K-0.1
16V
R8G10 R8G02
3.3K 47
DGND 1/16W
3 2
20.000MHZ
X8G01
CSTCE20M0V51-R0
R8G12 R8G13
22 22
1/16W 1/16W
TP8G01 R8G20
220x4
M32_VS
RSTZ
SWD
R8G15 R8G17
22 10K
1/16W 1/16W
SCK
SRD
TXD_PC
RXD_PC
PCLK0
PBUSY
SUCS
3.3V_ST
M_CLK
M_DAT
M_SET
M_ST
LCD_ENG_TEMP
5VS
SEN_OP
SEN_CL
3.3V_ST
R8G71
22K
1/16W
5 6 7 8 5 6 7 8 D8G10
R8E32 R8E33
47x4 47x4
1/16W 1/16W
SENS_CL
MC2850-T111-1
4 3 2 1 4 3 2 1
C8E52 C8E53
K-0.1 K-0.1
16V
16V
56 55 54 53 52 51 50 49 48 47 46 45 44
31 32 33 34 35 36 37 38 39 40 41 42 43
C8E59 C8E60
K-0.1 K-0.1
16V C8E61
16V K-0.1
16V
5 6 7 8 5 6 7 8
R8E36 R8E37
47x4 47x4
1/16W 1/16W
4 3 2 1 4 3 2 1
DD[0-31]
10 11 12
3.3V
FAN_DETECT
ENPROT
ENG_SDAR
3.3V-ENG-SCL
R8G39
IC8G08
22
SN74LVC2G125DCUR
L8G02
221 OHM
ENG_SCL
1 1OE VCC
8
2 A1 2OE C8G03 R8G67
7 K-0.1
3.3K
16V 1/16W
R8G47
22 3.3V-ENG-SCL
3 Y2 Y1 6 3.3V-ENG-SDA
TP8G02
R8G68
SOLDER SIDE 3.3K
4 VSS A2 5
1/16W
R8G55
10K
1/16W R8G44
10K
ENG_SDAW 1/16W LP_LIT
DGND
1DDAN DD_AN
C8G24 1 8
ENCLR
K-0.1
16V BUSY CLR_ENG
2 7
DA_LD
DA_CLK XBUSY
3 6
DA_DO
4 5
64 63 62 61 60 59 58 57 56 55 54 53 52 51
R8G30
2SC3052-T112-1E,F
220x4
P44/CS3 R8G42
FAN
2.2K
50 1/16W
P45/CS2 R8G45
10K
49
1/16W
P46/CS1 Q8G06
2SC3052-T112-1E,F
48
P47/CS0 R8G24
4.7K
47 1/16W
L_LIT
H=ON;L=OFF
P50/WRH/WR/CASL 46
C8G18 DGND
K-0.1
3.3V_ST
P51/WRH/BHE/CASH 16V
45
LCD_L_EN
P52/#RD/LCDLAMPEN 44
R8G33
LMP-LIT
P53/BCLK/LAMPLIT R8G26 4.7K
43 1/16W
R8G28 330
BUS_RQ 100 1/16W R8G34
P54/#HLDA/BUS_REQ 42 4.7K
1/16W
P55/#HOLD 41
R8G27
2.2K
P56/ALE R8G31
40 1/16W
22x4
P57/#RDY/Su_CS CS_SUITE
39
RTS_DM
P60/DM_RTS
38 1 8
P61/DM_CLK FMTRTS
37 2 7
RXD_DM
P62/DM_RXD FMTRxD
36 3 6
TXD_DM FMTTxD
P63/DM_TXD 35 4 5
R8G35 R8G36
P64/PC_RTS 34 2.2K 2.2K
1/16W 1/16W
PCLK0
P65/PC_CLK
33
P66/PC_RXD
RXD_PC
32 R8G14
3.3K
P67/PC_TXD
TXD_PC 1/16W
31
17 19 20 23 24 26 28 29
18 21 22 25 27 30
SDA_EE
SCL_EE
R8G19
10K
1/16W
FAN FANON
1 8
LAMP_RLY
LRELAY
2 7
ENG_ON ENG_PWR
3 6
1
8 7 6 5 PWR18 ENG_PWR18
4 5
R8G32
220x4
R8G25
3.3K
1/16W
1 2 3 4 R8G76
56K
1/16W
R8G77
56K
1/16W
R8G78
56K
1/16W
DGND
5VS
L8G06
3.3V_ST 221 OHM
D8G08
MC2850-T111-1
R8G80
22
1/16W
DA_LD
R8G81
22
DA_CLK 1/16W
R8G82
22
1/16W
DA_DO
L8G05
221 OHM 5VS_TEMP
R8G70 R8G72 5VS
330 330
1/16W 1/16W R8G73
22K C8G41 C8G42
1/16W K-0.1
M-10 R8G53
16V 16V
F-2.2K R8G51
F-2.2K
D8G11 1/16W
1/16W
DGND
DGND
SENS_OP
MC2850-T111-1
Q8G04 Q8G05
2SA1235-T112-1E,F 2SA1235-T112-1E,F
R8G54 C8G43 R8G52
DGND F-15K K-0.01 F-12K
1/16W 1/16W
25V/50V
DGND
CONTENTS
PG 1.....BLOCK
PG 2.....POWER
PG 3.....INTERFACE
PG 4.....FMT [DVI]
PG 5.....FMT [MICRO]
PG 6.....MICRO1 [VID-SW]
PG 7.....MICRO2 [AUD-PIC]
PG 8.....MICRO3 [TV uP]
PG 9.....MICRO4 [HDMI]
PG 10....TERMINAL
PG 11....DEMOD
PG 12....RISER1
PG 13....RISER2
PG 14....E2P / FRONT / CONTROL / PREAMP
13 14 15 16
IC8G09
SN74LVC1G17-DCKR
C8G04
K-0.1
16V
1 NC VCC 5
2 A
R8G22
10K
3 GND Y 4
ENG_SDAR 1/16W
FB
L8G10
DGND
BLM18BB141SN1
1 1
L8G11 2 2
BLM18BB141SN1
3 3
L8G12
BLM18BB141SN1
4 4
5
L8G13 5
LAMP_EN BLM18BB141SN1
R8G43 D8G07 D8G05 6 6
L8G14
Q8G03 150
1/16W BLM18BB141SN1
L8G15 7 7
BLM18BB141SN1
8 8
L8G16
BLM18BB141SN1
R8G41 9 9
10K
1/16W
10
10
L8G17
BLM18BB141SN1
11 11
L8G18
BLM18BB141SN1
12
12
13 13
L8G19
BLM18BB141SN1
14 14
15
15
16 16
DGND
3.3V_ST
IC8G02
C8G21
24LC256T-I/SN K-0.1
16V
8 VCC A0
1
7 WP A1
2
R8G37
22
1/16W
6 SCL A2
3
R8G38
22
1/16W
5 SDA VSS 4
DGND
3.3V_DA
IC8G05
C8G45 M62368GP#CF0J
M-47 C8G46
6.3V K-0.1
16V
Vcc
1 Do 16
LD LD
2 VDD 15 FC
R8G60
820 L8G30
1/16W
CLK CLK Ao6
3 14 1 1
BLM18BB141SN1
R8G61
820 L8G31 2
1/16W 2
DI Ao5 PBS/LAMP-FAN-CONT
4 DI 13
BLM18BB141SN1
R8G62 3 3
820
1/16W L8G32
Ao1 Ao4
5 12 4 4
BLM18BB141SN1
R8G63 5 5
Ao2 Ao3 220 L8G33
6 11 1/16W
6 6
BLM18BB141SN1
L8G44
NC NC 7
7 10 BLM18BB141SN1 7
L8G45
8 8
BLM18BB141SN1
GND VSS 9
8 L8G35
9 9
BLM18BB141SN1
10 10
L8G36
11 11
BLM18BB141SN1
L8G20
12 12
BLM18BB141SN1 PWR
DGND
L8G37
13 13
BLM18BB141SN1
L8G38
14
BLM18BB141SN1 14
L8G39
15 15
BLM18BB141SN1
L8G40
M_ST
16 16
BLM18BB141SN1
L8G41
M_SET
17 17
BLM18BB141SN1
L8G42
M_DAT
18 18
BLM18BB141SN1
M_CLK L8G43
19 19
BLM18BB141SN1
SN_OP
20 20
SN_CL
DGND
WD-52527 V28
WD-62527 V28
WD-52528 V28+
WD-62528 V28+
PAGE 5