Samsung HL61A750A1F, Service Manual

Page: 60 / 102

Troubleshooting
4-28 Samsung Electronics
■ 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.
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.
Focus Alignment
Focus Alignment
4. Adjust the Lens focus.
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