The Illumination Adjustment - Samsung HL67A750A1FXZA Service Manual

Troubleshooting
4. Adjust the Lens focus.
■ The Illumination Adjustment
1. Remove the 14 point screws and the Bottom cover.
:TH,B,M4.L15,BLK,SWRCH18A
3. Rotate the 2 points fine adjustment dials.
4-28
Focus Alignment
2. Turn off the power to put the unit into the STAND-BY mode.
Press "Mute" → "1" → "8" →"2" →"POWER" buttons on
the Remote Control. Select "DDP3021" and enter the Test
Pattern (DDP) Menu Press the ▲ ▼ (Up or Down) buttons,
then press ENTER to select. Press the ▶ (Right) button until
you see the Full White picture.
4. Upper knob is for the vertical illumination adjustment and the
lower knob is for the horizontal illumination adjustment.
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