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A complete and very usefull service manual with all details.
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Text excerpt from page 9 (click to view)
ALIGNMENT INSTRUCTIONS
2) FOCUS ADJUSTMENT � Turn in a local station and adjust the Focus Control knob (located on FBT) for best picture details at high light condition. 3) RF AGC DELAY ADJUSTMENT (S5) � Receive a good local channel. � Enter the service mode and select service adjustment S5. � You can see the OSD as shown in below.
IF AUTO VIDEOL RFAGCD FM.LEV AGC POINT A/D VALUE : 8DH
MOVE ADJUST RECALL : SET
CONTROL RFAGC START 7 10 20 3.75
� Select RFAGCD item, press the volume up or down button until noise or beat in picture disappears. � Press the DISPLAY button to memorize the data.
4) GEOMETRIC ADJUSTMENTS (S6) � Enter the service mode and select service adjustment S7. � Whenever you select the � using the volume up or down button, the screen is changing like this. S7� NORMAL BLACK WHITE100 WHITE60 CROSS
� Using the volume up or down button, select internal cross pattern. � Select service adjustment S6 � You can see the OSD as shown in below.
GEOMETRY H. PHASE 20 V. POSI V. SIZE V SC V LIN 29 70 3 23
MOVE ADJUST RECALL : SET
NO SD POWER OFF YES
4-1. Horizontal Position Adjustment � Select H.PHASE item, adjust H.PHASE data value to obtain proper horizontal centering of the internal cross pattern at the left and right of the screen. 4-2. Vertical Position Adjustment � Select V.POSI item, adjust V.POSI data value to center the raster properly on thescreen.
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