Sanyo PLC-WXU30 Service Manual page 125

Printed Wiring Board Diagrams
LINe FILter ( SIde:A)
1AA4B10C5890B
F601A
F601B
A SIDE
TYPE215008
T8AH250V
K6AA
VA601
THERMAL SW POWER
SW90 "K6AC"
r/cS (SIde:A)
teMP. (SIde:A)
K48E
MAIN
C4834
"K8E"
8
5
1AA4B10C
5910D 1 4
A SIDE R4831
IC4831
(1st Reflow) C4831
PCB_KB3AC
LINe FILter (SIde:B)
F601
B SIDE
LF901
F601A F601B
VA601
C602
K6AB
r/cS (SIe:B)
D2901
D6834
C2902
E D S I B
) w l o e f R d n ( 2
R2902
C2901 D2902
R2901
1 4
MAIN
"K8D"
teMP. (SIde:B)
B SIDE (2nd Reflow)
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.
. 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.
AV (SIde:A)
MAIN
"K00"
K300
L2057 L2056 L2051 L2052
2
20
R2057 R2056
R2031
R2011 R2022 R2063 SC2056
19
C2031 1
SC2058
SC2011 SC2021
SC2031
L2062
R2064
SC2059
C2062
AV (SIe:B)
A30C5
B SIDE
SW8751 SW8752 SW8753 SW8754
K20B
! cAutIoN
SC2001
A
R2001
C2007
A
R2008
R2051 R2052 R2009
SC2051 SC2052 C2006
A30C5
1AA4B10C5900A
A SIDE
SC8754 SC8753 SC8752 SC8751
K20B
SW8754 SW8753 SW8751
SW8752
K20A
K20C
K20D
A13