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PCB_MB7P
A11
L1
A SIDE
1AA4B10C3620A
R5056
R5033
R5032
R219
R218
R216
R213
R1042
R1041
C5072
C5068
C1042
C1041
C014
B
C006
C007
C015
C5043
C5045
C5063
C5067
1
16
8
9
IC001
1
8
4
5
IC5001
1
8
4
5
IC5021
1
8
4
5
IC5061
L1041
L1042
R006
R009
R058
R059
R060
R226
R227
R228
R234
R5001
R5026
R5029
A
C1004
C201
C202
C5042
K10C
1
2
L1001
L1002
L1003
L1021 L1022
L1052
L1054
L1055
L1056
L1057
L2041
L2042
L2052
PB2
PB3
R1001
R1002
R1003
R1004
R1043
R1044
R230
R231
R232
R5004
R5021
R5024
SW1061
R1025
R1024
C011
C009
C008
R5034
R5036
R5061
R5062
R5124
R233
R215
R205
R1017
L2025
L1053
L1051
K10Y
2
1
53
54
K10A
C5102
C5101
A
R5118
R5117
R2001
PB1
L2023
K20D
K20B
K20A
53
54
9
16
IC201
9
16
C224
C200
L2024
R5114
K10U
B
R224
R223
R217
R214
R212
PB4
L2051
L2004
K10D
K10B
K100G
8
1
8
1
C5111
C221
C2001
IC221
R5119
■
Printed Wiring Board Diagrams
This projector is isolated from AC line by using the internal converter transformer.
Please pay attention to the following notes in servicing
1. Do not touch the part on hot side (primary circuit) or both parts on hot and cold
sides (secondary circuit) at the same time.
2. Do not shorten the circuit between hot and cold sides.
3. The grounding lead must be connected to the ground of the same circuit when
measuring of voltages and waveforms.
!
CAUTION
AV (SIDE:A)
AV (SIDE:B)
MAIN “K3Y”
DVI (SIDE:A)
DVI (SIDE:B)
MAIN “K3T”
F.G.
MAIN “K3V”
L4
B SIDE
1
IC5061
8
4
5
K100G
K10A
K10B
K10C
K10D
K20A
K20B
K20D
SW1061
R5037
R5031
R056
R053
R051
R050
Q5061
Q5045
Q5001
Q053
D5001
D051
C5071
C010
C012
C5001
C5002
C5061
C5062
D052
Q001
Q052
Q054
Q1002
Q5041
R001
R002
R003
R004
R007
R008
R052
R055
R1005
R1006
R1007
R1008
R1009
R1010
R1011
R1012
R5002
R5027
R5028
R5042
R5043
R5044
R5047
R5064
C001
C002
C003
C004
C1003
C1061
C2021
C5041
D1053
D1055
D1058
D1059
D1061
Q002
Q203
Q5042
Q5043
R011
R1015
R1018
R1026
R1027
R200
R201
R202
R2021
R2023
R2024
R2025
R2026
R2041
R2042
R206
R207
R220
R5022
R5023
R5041
R5046
R5048
R5049
R5052
R5053
R5054
R5068
R5003
R210
R2030
R203
R2029
R2028
R2027
R2022
R1014
R012
D1002
C5066
C2022
C1002
C013
C5044
C5064
Q051
R054
R057
R5051
R5063
R5066
R5067
R5136
R5134
R5133
R5126
R5123
R2043
R204
R2032
R2031
R1013
Q5131
Q5121
Q202
Q1003
D2044
D2043
D2042
D2041
D2025
D2022
D1056
D1054
D1051
D1003
D1001
C2023
C1001
R5116
R5113
R211
R209
R208
R2054
R2052
R1022
Q5111
Q223
Q222
Q221
Q201
D2053
D1021
D1020
C222
D1022
D2021
Q1001
R1016
R2044
R229
R225
R222
R221
R2053
R2051
R2007
R2006
R2005
R2004
D2054
D2052
D2051
D1066
D1065
D1064
D1044
D1043
D1042
D1041
C223
C208
C204
C207
D2001
R1021
B SIDE
L1
1AA4B10C3620B
A
C3066
C3064
C3061
C7004
C3063
C7001
C7002
C7031
IC3061
16
8
9
1
1
8
4
5
K10E
K10V
40
2
39
1
K10W
40
2
39
1
PB2
R1086
R1087
R1088
R1089
R1097
R1098
R3051
R3052
R3053
R3054
R3055
R3056
R3057
R3058
R3059
R3066
R3067
R3068
C7003
A
A SIDE
C3062
C7051
C7052
C7054
C7071
D3051
D3052
D3053
IC7021
1
8
IC7051
8
4
5
IC7071
1
K700G
L3051
L3053 L3052
L3071
PB1
PB3
Q3071
Q3072
Q7011
R3062
R3071
R3073
R3074
R3076
R3079
R7011
R7012
R7013
R7014
SW7011
C7053
R3061
R3060
L3072
5
4
IC7031
C7021
C1086
MAIN “K3W”
F.G.
L4
B SIDE
K10E
K700G
B SIDE
C3052
C3051
C3053
R1091
R1092
R1093
R1094
R1095
R1096
C3071
C3072
C7011
C7018
D3071
D3072
D7052
D7053
D7054
R3063
R3064
R3065
R3069 R3070
R3072
R3075
R3077
R3078
R3081
R3082
R7018
R7051
R7052
R7056
R7057
R7071
R7072
R7073
R1082
R1081
Summary of Contents for LV-7215U
Page 9: ...Part 1 General Information ...
Page 25: ...Part 2 Repair Information ...
Page 43: ...Part 3 Adjustment ...
Page 66: ...Part 4 Troubleshooting ...
Page 78: ...Part 4 Troubleshooting 4 12 AN5870 RGB SYNC SW IC1201 IC5201 BA7078 Sync Separator IC5341 ...
Page 80: ...Part 4 Troubleshooting 4 14 CXD3536 LCD Driver IC401 FA5502 P F Control IC621 ...
Page 81: ...Part 4 Troubleshooting 4 15 M62392 M62393 D A IC6271 IC281 ML60851 USB Driver IC9801 ...
Page 83: ...Part 4 Troubleshooting 4 17 TC90A69F Y C Separator IC2101 ...
Page 84: ...Part 5 Parts Catalog ...
Page 85: ......
Page 99: ...Part 6 Electrical Diagrams ...