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Note for Service Position:
1. The optical parts will be exposed to the dust in the air when the Top Duct Unit is removed.
It is strongly recommend that it should be done in a clean room.
2. When picture is not outputting, it is necessary to connect LCD Panel Flat Extension Cables (LSUA0062), Relay PCBs
(LSEP3240A) and 7 Pin Extension Cable (LSUA0063).
3. When checking the Main P.C.B. under the Drive P.C.B., remove the Drive P.C.B.
4. When changing the input mode, point the remote at IR receiver on the Front Jack/Operation P.C.B.
5. When performing Polarizer adjustment, project the picture onto the white screen so that the picture is within the limits of the Screen
as shown.
<White Screen>
Mechanical Adjustment Setting
33
PT-50LCZ70 / PT-56LCZ70 / PT-61LCZ70 / PT-50LCZ7 / PT-56LCZ7 / PT-61LCZ7
Approx. 40
<Side View>
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