Quantum Data 801GX Instrukcja Obsługi Pobierz pdf (Strona 11)

3M Multimedia Projector MP8670/8745/8755/8770 Adjustments

Alignment

1-7-4. S/H Timing Adjustment

Adjustment Preparations

1. Use a SVGA (MP8670) or XGA (MP8745), VESA

(60) timing signal to input a 0.7V p-p cross hatch

signal.

2. Use H-PHASE in the Adjustment Menu to adjust the

cross hatch pattern so it is most clearly visible.

3. Reset S/H.

• Position the cursor on S/H in the adjustment Menu

and Press the RESET key.

Adjustment Procedure

1. Use S/H – S/H Timing in the Adjustment Menu until

the Vertical Stripes in the cross hatch pattern are the

most clearly visible.

2. Check to see that the vertical jitter is within the range

of -16 < A < +16 at the value obtained from step 1.

3. If there is jitter, change S/H – S/H POL, in the

adjustment Menu, from POSI to NEGA or NEGA to

POSI.

4. Return S/H – S/H TIMING to the value obtained in

step 1.

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Quantum Data 801GX Instrukcja Obsługi Strona 11