Measurement And Adjustments; Cautions For Adjustment; Setting Before Adjustment; Convergence Adjustment - Panasonic PT-LB75EA Service Manual

PT-LB80NTU / PT-LB80NTE / PT-LB80NTEA / PT-LB80U / PT-LB80E / PT-LB80EA / PT-LB75NTU / PT-LB75NTE / PT-LB75NTEA / PT-LB75U / PT-LB75E / PT-LB75EA

8 Measurement and Adjustments

When the following components in this projector are replaced, adjustments are required. Adjust each item according to the table
below.
8.1.

Cautions for Adjustment

· Never unplug the power cord until the power indicator on the projector illuminates red.
· 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.
8.2.

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.
8.3.

Convergence Adjustment

Execute this adjustment when replacing the LCD panel (B) .
8.3.1. Tools to be used
Service Kit (Part No. TZSH07026) : This kit is composed of 3 extension flexible cables.
Note:
· Consult your dealer or Authorized Service Center for the service kit.
8.3.2. Preparation
1. Loosen 2 screws fixing the panel adjuster and 2 screws fixing the panel attachment, then tighten the 4 screws temporarily just
until the LCD panel can be shifted by your fingers.
Note:
· See figures in the section 7.13. "Replacement of LCD Panel (B)" for 2 screws fixing the panel adjuster and 2 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 flexible cables).
· Each flexible cable of LCD Panels (R/G/B) - Connectors (A1/A2/A3) on A-P.C.Board
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