Measurement And Adjustments; Adjustment Procedure Flowchart; Cautions For Adjustment; Setting Before Adjustment - Panasonic PT-AE900U Service Manual

7 Measurement and Adjustments

7.1.

Adjustment Procedure Flowchart

7.2.

Cautions for Adjustment

· Never turn off the MAIN POWER switch until every fan
completely stops.
· To maintain and ensure safety, always use the
designated components for replacement parts.
· If removing any clamps, lead wires or connectors,
always place them back in their proper locations.
· Be careful not to damage the lead wires or components
when using a soldering iron or similar tool.
7.3.

Setting Before Adjustment

· Set up the projector to obtain the projection distance below.
· Turn the zoom ring of the projector to obtain the largest size
of the picture.
7.4.

Convergence Adjustment

Execute this adjustment when replacing the LCD panel.
7.4.1. Tools to be used
Service Kit (Part No. TZSH07018): This kit is composed of 3
extension flexible cables and 3 connector extension cables.
Note:
· Consult your dealer or Authorized Service Center for the
service kit.
7.4.2. Preparation
1. Loosen 2 screws fixing the panel adjuster and 3 screws
fixing the panel attachment, then tighten the 5 screws
temporarily just until the LCD panel can be shifted by your
fingers.
Note:
· See figures in the section 6.13. "Replacement of
LCD Panel" for 2 screws fixing the panel adjuster
and 3 screws fixing the panel attachment.
2. Reassemble the projector in the reverse order of
disassembling, but leave the upper case and the screws
fixing the A-P.C.Board block as they are removed.
3. Connect the service kit (extension cables).
· Each flexible cable of LCD Panels (R/G/B) - Connectors
(A1/A2/A3) on A-P.C.Board
· Connector (K2) on K-P.C.Board - Connector (A9) on A-
P.C.Board
· Thermosensor (Intake air) connector - Connector (A7)
on A-P.C.Board
· Intake fan connector - Connector (A15) on A-P.C.Board
4. Covering with an insulator (cloth or the like) to prevent a
short circuit, set the A-P.C.Board block on the main unit.
Note:
· Handle with care not to apply external force to
connecting parts which connect the main unit and A-
P.C.Board.
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PT-AE900U / PT-AE900E