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Printed Wiring Board Diagrams
R/C (SIdE:A)
A SIDE
??? ***
(1st Reflow)
1LG4B10W0530B
A2951
A30C5
PoWER (SIdE:A)
LAMP
BALLAST
UNIT
PCB_KM5AE, PCB_KM5AF
R/C (SIdE:B)
B SIDE
K29DD
(2nd Reflow)
MAIN
A2951
"K8D"
C2953
D2951
R2951
C2951
1LG4B10W0530B
MAIN
"K8R"
C666
K6S
LINE FILTER
THERMAL SW
"K6B"
SW90
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.
. 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.
PoWER (SIdE:B)
1LG4B10W0540A_A
K6R
L661
D661
L662
R614
PTH611
K6S
C612
! CAUtIoN
T651
B SIDE
R635
C615
C651
A30C5
IC621
Q643
D611
Q611
L614
L611
A11
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