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A7
PCB_MW6A
■
Printed Wiring Board Diagrams
AV Board (SIDE:A)
AV Board (SIDE:B)
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 volt-
ages and waveforms.
CAUTION
K100G
K20B
C1001
C1002
C1003
K10A
K10C
K20C
K20D
L1001
L1002
L1021
L1003
L1022
L1051
L2041
L2042
L2051
L2052
R1013
R1014
R1015
R1016
R1017
R1018
R2051
side A
SW1061
C2004
C2005
C2006
C2023
C2024
K10B
K10D
K10P
K10Q
K20A
L1041
L1065
L1066
L2004
L2005
L2006
L2025
1AA4B10C2910A_A
L2024
L2023
L1057
L1056
L1055
L1054
L1053
L1052
L1042
D1043
D1044
D2021
D2022
D2023
D2041
D2042
D2051
D2052
D2053 D2054
D2024
D1041
D2043
D2044
D1042
K100G
SW1061
K20D
K20C
K20A
K10D
K10C
K10B
K10A
K20B
side B
1AA4B10C2910A_A
C1021
C1022
C1023
C1042
C2021
C2025
C2041
C2042
C2051
C2052
L2021
L2022
R1001
R1002
R1003
R1004
R1005
R1006
R1007
R1008
R1009
R1010
R1011
R1012
R1021
R1022
R1023
R1024
R1026
R1027
R1042
R2027
R2028
R2031
R2033
R2034
R2041
R2042
R2043
R2044
R2052
R2053
R2054
R1061
C1061
C1041
C1065
C1066
C2001
C2002
C2003
C2022
L2001
L2002
L2003
R1041
R1043
R1065
R1066
R2001
R2002
R2003
R2004
R2005
R2006 R2007
R2008
R2009
R2010
R2011
R2012
R2014
R2015
R2016
R2022
R2023
R2024
R2025
R2026
R2021
R1044
D1001
D1002
D1003
D1022
D1026
D1027
D1028
D1029
D1051
D1052
D1053
D1054
D1056
D1059
D2025
D1055
D1058
D1061
D1065
D1066
D1067
D1068
D2001
D2002
D2005
D2006
D1057
D2003
D2004
D1021
RC Board (SIDE:B)
Sub Board (SIDE:A)
Sub Board (SIDE:B)
L1
PB2
C1567
C1568
C1569
C1572
C1573
C1574
C2533
C3551
C562
C563
C564
C567
C568
C569
C571
C572
C573
C574
1
30
K25G
1
30
K25GS
L561
L562
R1563
R1564
R3551
R3552
R3553
R3561
R3562
R3574
R3578
R3579
R561
R562
R564
R567
C1501
C1502
C1503
C1504 C1507
C1508
C1511
C1512
C1513
C1514
C3532
C3536
C3537
C3538
C512
C513
C514
C527
C542
C543
C544
R1501 R1502
R1504
R511
R513 R514
RB3531
C1532 C1533 C1534
C1537
C1538
C1539
C1541
C1542
C1543
C1544
C3531
C532
C533
C534
C537
C538
C539
C541
L1531
L1532
L532
R1503
R1533
R512
R531
R533
R537
RB3501
C526
1
19
2
20
R2602A
R2602
R2601
R2584
R2583
R2582
R2581
R2577
R2576
R2572
R2571
R1586
R1584
PB3
L531
L2571
L1581
K26P
C2624
C2621
C2613
C2612
C2602
C2601
C2573
C2572
C2571
C1583
C1582
C1531
C531
R1534
R534
R536
R3559
R3558
R3557
R3556
R3554
C3552
20
19
1
2
RB3563
RB3562
R574
R573
R571
R3582
R3581
R3577
R3576
R3564
R3563
R1562
K25V
K25RS
30
1
K25R
1
8
1
8
7
C7280
C577
C3583
C3582
C3581
C3567
C3564
C3563
C3561
C2563
C2561
C1564
C1563
C1562
R507
R506
R504
R503
R502
R501
R3528
R3524
R3508
R3507
R3506
R1593
R1592
R1591 R1589 R1588
R1587
K25BS
30
K25B
30
C511
C509
C508
C507
C504 C503
C502
C3507
C3506
C3503
C3501
C2592
C2503
C1581
R7271
R422
K72Y
K4M
1
9
16
14
1
88
89
45
44
C7283
C7279
C7277
C7276
C403
C401
50
2
1
49
RB404
RB403
RB402
RB401
R404
R403
R402
R401
PB4
K4L
176
133
1
132
B10C2890B_A
X7271
R7279
30
1
C3502
C3508
C501
R1561
R1581
R1582
R1583
R3523
R3526
R3575
R532
R563
IC2621
IC2611
IC7271
Q3501
IC401
IC7272
L8
C1561
C1571
C2531
C2532
C2534
C561
C576
1
12
37
13
25
48
24
36
14
1
12
13
48
1
12
37
13
25
48
24
36
L1561
L3561
Q2531
R2531
R2532
R2533
R2534
R2536
R2537
R566
R572
RB561
RB562
RB563
C1509
37
13
25
48
24
36
37
13
25
48
24
36
8
5
IC3551
L1501
L1502
L501
R3535
R3536
R3537
R3538
R3539
R3546
R3547
C547
1
12
37
13
25
48
24
36
37
1
12
37
13
25
24
36
L3531
R3544
R3545
R3548
R3549
R543
R544
RB3502
RB531
RB532
RB533
R3534
R3533
R3532
R3531
R3527
R542
R541
R3522
R3521
R3519
R3518
R3504
R3503
R2621
R2614
R2613
R2612
R2611
R2606 R2605
R2604
R2603
R1590
R1531
12
1
48
11
10
20
1
12
1
12
1
C546
C2625
C2623
C2622
C2614
C2611
48
R1532
R3543
R3542
R3541
R3540
R7291
R7287
R7286
R7285
R7277
R3573
R3572
R3571
R3569
R3568
R3567 R3566
R3565
R2567
R2566
R2564
R2563
R2562
R2561
R2558
R2557 R2556
R2555
R2554
R2553
R2552
R2551
Q2551
5
4
81
3
6
24
25
37
C7275
C3584
C3568
C3566
C2564
C2562
RB503
RB502
RB501
RB3503
R3517
R3516
R3514
R3513
R3512
R3511
R3509
R3502
R3501
R2591
R2507
R2506
R2504
R2503 R2502 R2501
Q2501
L3502
L3501
24
25
13
12
1
24
25
13
12
1
13
24
C3504
C2504
C2502
RB412
RB411
RB410
RB409
RB408
RB407
RB406
R7294
R7293
R7290
R7289
R7288
R7284
R7278
R7276
R454
R453
R452
R442
R441
R440
R430 R429 R428 R427
R426
R425
R424
R423
R421
R420
R419
R418
R417
R416
R415
R414
R413
R412
R411
R410
R409
R408
R407
R406
R405
Q7277
Q7272
C7285
C7282
C7278
C7274
C7273
C421
C419
C418
C417
C416
C414
C413
C412
C411
RB405
R7283
R7282
R7281
R7280
R7275
R7274
R7273
R7272
R450 R449
R448 R447
R446 R445
R444
R443
R439
R438
R437
R436
R435
R434
R433
R432
R431
Q7271
C7281
C7272
C7271
C422
C409
C408
C407
C404
C402
C406
R451
R7292
R2593
L2592
C2501
C3562
36
37
48
36
L1562
L502
IC1561
IC3561
IC561
TP3551
IC1501
IC3531
TP2521
IC1531
Q2603
Q2602
Q2601
IC531
IC2571
D2621
D2611
D2601
TP2522
TP3581
TP2532
TP2531
TP2512
TP2511
Q7276
Q7274
Q2561
IC3581
Q3502
IC501
IC3501
IC1581
D3501
Q7273
Q7275
D2592
b side
A2801
C2801
R2802
R2801
K28D
C2802
D2801
D2802
RC Board (SIDE:A)
B10C2890C_A
a side
Содержание D78-5241
Страница 8: ...Part 1 General Information ...
Страница 22: ...Part 1 General Information 1 14 7 SUPPORTED COMPUTER SYSTEM MODE See the attached sheet Owner s Manual page 23 ...
Страница 23: ...Part 2 Repair Information ...
Страница 35: ......
Страница 36: ...Part 3 Adjustment ...
Страница 47: ...Part 4 Parts Catalog ...
Страница 48: ......
Страница 49: ...PARTS CATALOG Multimedia Projector LV X1U REF NO D78 5242 LV X1E D78 5243 Power Projector LV X1J D78 5241 ...
Страница 56: ...U 1 U 2 Z V 1 Page 4 CANON LV X1J LV X1U LV X1E REF No D78 5241 D78 5242 D78 5243 Y X ...
Страница 59: ......
Страница 60: ...Part 5 Electrical Diagrams ...