Panasonic PT-F100NTU / PT-F100NTE / PT-F100NTEA / PT-F100U / PT-F100E / PT-F100EA Service Manual ▷ View online
7.25. Replacement of PBS Array
(Analysis Block)
1. Remove the analysis case (upper) according to the steps 1
through 3 in the section 7.23. "Replacement of Incidence
Polarizer (R and B)".
Polarizer (R and B)".
2. Remove the PBS array.
3. Install new PBS array.
Note:
·
Be careful not to mistake the direction (inside and
outside, upper and lower).
outside, upper and lower).
·
Be careful not to touch the surface of PBS array.
7.26. Removal of ARF (Auto Rolling
Filter) Unit
1. Turn the projector upside down.
2. Loosen the 3 screws until they idle, remove the ARF unit
cover.
3. Loosen the 1 screw until it idles, remove the ARF unit while
sliding the lock lever.
7.27. Removal of ARF Drive Unit
1. Remove the ARF unit according to the section 7.26.
"Removal of ARF (Auto Rolling Filter) Unit".
2. Remove the A-P.C.Board block according to the steps 1
through 4 in the section 7.3. "Removal of A-P.C.Board".
3. Unscrew the 2 screws and remove the speaker block.
4. Unscrew the 1 screw and remove the ARF drive unit.
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PT-F100NTU / PT-F100NTE / PT-F100NTEA / PT-F100U / PT-F100E / PT-F100EA
8 Measurement and Adjustments
8.1. Adjustment Procedure Flowchart
8.2. 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.
8.3. 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.
8.4. Convergence Adjustment
Execute this adjustment when replacing the LCD panel (B) .
8.4.1. Tools to be used
Service Kit : This kit is composed of 3 extension flexible cables.
Note:
·
Consult your dealer or Authorized Service Center for the service kit.
8.4.2. 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.
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PT-F100NTU / PT-F100NTE / PT-F100NTEA / PT-F100U / PT-F100E / PT-F100EA
Note:
·
See figures in the section 7.19. "Replacement of LCD Panel (B)" for 2 screws fixing the panel adjuster and 2 screws
fixing the panel attachment.
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. Disconnect the connector between L-P.C.Board and A-P.C.Board (A26).
4. 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
5. 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.
8.4.3. Adjustment Procedure
Prepare 2 pieces of thick black paper (23 mm × 100 mm) that can be shaded.
·
Cover and shade LCD panels (R) and (G) with the paper.
1. Display the green crosshatch pattern and adjust the lens focus.
2. Display green and blue crosshatch patterns.
3. Adjust focus by shifting the panel adjuster for LCD panel (B) back and forth, then tighten the 2 screws.
4. Adjust the LCD panel (B) position so that the vertical center of blue crosshatch pattern is overlapped with the vertical center of
green crosshatch pattern.
5. Adjust the LCD panel (B) position so that the horizontal center of blue crosshatch pattern is overlapped with the horizontal
center of green crosshatch pattern.
6. Correct the tilt of the blue crosshatch pattern by adjusting the LCD panel (B) position.
7. Display green, red and blue crosshatch patterns and confirm the convergence. If it is necessary, fine adjust the convergence
so that the blue crosshatch pattern is overlapped with green one.
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PT-F100NTU / PT-F100NTE / PT-F100NTEA / PT-F100U / PT-F100E / PT-F100EA
Repeat steps (1) to (3) until the green and blue crosshatch
patterns merge into a cyan pattern.
patterns merge into a cyan pattern.
8. After the adjustment, reassemble the projector according to the steps 8 through 9 in the section 7.19. "Replacement of LCD
Panel (B)".
8.5. Lighting Area Adjustment
8.5.1. Tools to be used
Service Kit: This kit is composed of 3 extension flexible cables.
Note:
·
Consult your dealer or Authorized Service Center for the service kit.
8.5.2. Preparation
1. Remove the upper case and the connector cover according to the steps 1 and 2 in the section 7.3. "Removal of A-P.C.Board".
2. Unscrew the 3 screws.
3. Disconnect the connector between L-P.C.Board and A-P.C.Board (A26).
4. 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
5. 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-F100NTU / PT-F100NTE / PT-F100NTEA / PT-F100U / PT-F100E / PT-F100EA
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