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Printed Wiring Board Diagrams
LINe FILter ( SIde:A)
1AA4B10C5890B
F601B
F601A
A SIDE
TYPE215008
T8AH250V
K6AA
VA601
THERMAL SW
POWER
SW902
" K6AC"
r/c (SIde:A)
teMP . (SIde:A)
K48E
MAIN
" K8E"
8
5
1LG4B10W
0260D_B
1
4
R4831
(1st Reflow)
C4831
IC4831
PCB_KY7AC
LINe FILter (SIde:B)
F601
B SIDE
F601A
F601B
LF901
VA601
C602
K6AB
r/c (SIde:B)
D2901
C2902
R2902
D6834
D2902
C2901
R2901
1
4
MAIN
" K8D"
teMP . (SIde:B)
B SIDE
(2nd Reflow)
1LG4B10W0260D_B
A30C5
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.
. The grounding lead must be connected to the ground of the same circuit when
measuring of voltages and waveforms.
AV (SIde:A)
MAIN
" K200"
K300
2
20
R2031
R2061
L2061
R2022
R2021
R2011
C2061
19
C2031
1
L2064
SC2062
SC2011
SC2021
SC2031
AV (SIde:B)
A30C5
B SIDE
K20B
! cAutIoN
SC2001
L2051
L2052
A
R2001
C2007
A
R2008
R2051
R2052
R2009
SC2051 SC2052
C2006
A30C5
1LG4B10W0300A
A SIDE
??? ***
K20B
K20C
K20A
K20D
A11
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