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4.5.1 Blank Screen, No Display of Image ....................................................................................4-4
4.5.2 Severe Motion Artifacts.......................................................................................................4-4
4.5.3 Colors in the Display are Inaccurate...................................................................................4-4
4.5.4 Display is Not Rectangular .................................................................................................4-5
4.5.6 Display has Suddenly Frozen ..............................................................................................4-5
4.5.7 Data is Cropped from Edges...............................................................................................4-5
4.5.8 The Projector is ON, but There is No Image ......................................................................4-5
4.5.9 The Display is Jittery or Unstable.......................................................................................4-6
4.5.10 The Display is Faint..........................................................................................................4-6
4.5.11 The Upper Portion of the Display is Waving, Tearing or Jittering...................................4-6
4.5.12 Portions of the Display are Cut OFF or Warped to the Opposite Edge............................4-6
4.5.13 Display Appears Compressed (Vertically Stretched) .......................................................4-6
4.5.14 Display Quality Appears to Drift from Good to Bad, Bad to Good .................................4-6
5: Parts and Module Replacement
5.1 Index of Parts and Modules .........................................................................................................5-1
5.2 General Safety Warnings and Guidelines....................................................................................5-4
5.3 Replacement Procedures..............................................................................................................5-4
5.3.1 Tools Required.....................................................................................................................5-4
5.3.2 Servicing Guidelines............................................................................................................5-4
5.4 Removing Projector Covers.........................................................................................................5-5
5.4.1 Shroud..................................................................................................................................5-5
5.4.2 Front Top Lid.......................................................................................................................5-5
5.4.3 High Security Lid.................................................................................................................5-6
5.4.4 Rear Right Skin (ignitor/blower compartment) ...................................................................5-6
5.4.5 Touch Panel Controller (TPC).............................................................................................5-7
5.4.6 Rear Skin..............................................................................................................................5-7
5.4.7 Left Access Cover................................................................................................................5-8
5.4.8 Lamp Door...........................................................................................................................5-8
5.4.9 LVPS/LPS Cover.................................................................................................................5-9
5.4.10 PIB3G/ICP Cover ..............................................................................................................5-9
5.4.11 Access Panel Frame ..........................................................................................................5-10
5.4.12 Rear Top Lid.....................................................................................................................5-10
5.5 Air Filters.....................................................................................................................................5-11
5.5.1 Light Engine Air Filter ........................................................................................................5-11
5.5.2 Radiator Air Filter................................................................................................................5-11
5.5.3 LAD Filter............................................................................................................................5-12
5.6 Fans..............................................................................................................................................5-12
5.6.1 LAD Fan ..............................................................................................................................5-12
5.6.2 Light Engine Fan Pack (4 fans) ...........................................................................................5-13
5.6.3 Cardcage Intake Fans - Top (2 fans)....................................................................................5-14
5.6.4 Cardcage Exhaust Fans - Bottom (2 fans) ...........................................................................5-14
5.7 Feet ..............................................................................................................................................5-15
5.8 Illumination Optics and Liquid Cooling Compartment...............................................................5-15
5.8.1 Cold Mirror ..........................................................................................................................5-15
D4K35 Service Manual
020-100817-01 Rev. 1 (04-2012)
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