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Troubleshooting
4-26
Samsung Electronics
1. Remove the 14 point screws. Remove the Bottom cover.
:TH,B,M4.L15,BLK,SWRCH18A
2. Loosen the 3 points screws.
*
Left 2 points screws
:PWH,S,M3,L8,ZPC(YEL),SWRCH18A
*
Right 1 points screw
: PWH,S,M3,L7,ZPC(YEL),SWRCH18A
4-2-5 Replacements & Calibration
■ Tilt the Screen
3. Turn off the power to put the unit into the STAND-BY mode. In order to enter the Service Mode, press “Mute” → “1” → “8” →
“2” → “POWER” buttons on the Remote Control. Select “DDP3021 (LED)” on the first display of the Service Mode menu. Press
the
▲ ▼
(Up or Down) buttons to select the test pattern option, then press ENTER to select. Press the ► (Right) button
until you see the CROSSHATCH PATTERN. Then, adjust the screen position, by holding both of the upper corners of the DMD
board.
CROSSHATCH PATTERN
CROSSHATCH PATTERN
Содержание HL67A750A1FXZA
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