-14-
Mechanical Disassembly
v
Optical unit, NETWORK board, Temp., Line Filter board,Fans removal
Fig.4
Temp. board
SP901
Projection lens
Noise filter
Optical unit
D (Tx6)x2
C (Tx8)x2
(M2.5x8)x4
B (Tx8)x2
E (Tx6)
Line filter board
FN904
FN90
FN905
Duct bottom
1. Remove 5 scrws A(Tx8) to remove the Optical unit.
2. Remove 2 screws B(Tx8) to remove the NETWORK board.
. Remove 2 screws C (Tx8) and 4 hooks on the duct and then remove the Duct top.
Remove the Line filter board.
4. Remove 2 screws D(Tx6) to remove the Noise filter and remove screw E (Tx6)
to Temp. board.
5. Remove fans (FN90, FN904, FN905) and SP901.
Duct top
NETWORK board
A(Tx8)x5
A
A
A
A
B
D
C
Summary of Contents for LC-WB42N
Page 67: ... 67 IC Block Diagrams FA7701 DDC Control IC7841 FA7703 Fan Power Control IC7811 Component2 ...
Page 68: ... 68 IC Block Diagrams MP2106 DC DC Converter IC5721 IC8018 IC8019 FA5502 P F Control IC601 ...
Page 70: ... 70 IC Block Diagrams L3E07111 LCD Driver Gamma Correction IC401 LM4889 Audio Output IC5031 ...
Page 72: ... 72 IC Block Diagrams STR Z2156 Power OSC IC651 TE7783 Parallel I O Expander IC1802 ...
Page 73: ... 73 IC Block Diagrams MP2307 DC DC Conventer IC5860 IC5842 ...
Page 113: ...KY7 WB42N00 113 Mechanical Parts List ...
Page 114: ... KY7BC July 2009 Japan 2009 Eiki Internatinal Inc A key to better communications ...
Page 132: ...A16 PCB_KY7AC NO DATA ...