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■ Printed Wiring Board Diagrams
PWB assemblies location
MOTOR&AUDIO (side-A)
39
K16A
R031
R032
C010
R021
40
Q003
Q001
D1641
Q1641
R1641
R1613
C1613
R1614
D1611
10
1
D1612
C1646
Q1642
IC1611
C1611
C1632
R1601
C1602
10
1
IC1601
R1603
R1602
R011
D002
R028
10
IC001
1
R014
R012
PCB_MA4A
K16B
1
R/C1
1
K68E
4
2
PWB,MOTOR&AUDIO MA4A
MAIN
1AA4B10C5610A
K8E
10
C1642
D1633
1
IC1631
R1611
A30C5
R1612
R1633
C1641
C1621
LENS NET
K96P
R1624
R1621
10
1
IC1621
LENS SHIFT
VERTICAL
SENSOR SW
R006
R001
C007
FANNET_3
K96P
C004
C001
R007
C008
C002
C005
C006
C003
R004
R002
C015
C016
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.
MOTOR&AUDIO (side-B)
IC1631
1
10
1
IC1611
1
10
IC1601
1
IC1621
1
IC001
A30C5
PWB,MOTOR&AUDIO MA4A
1AA4B10C5610A
CAUTION
10
10
10
A17
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