Quantum Data 801GX Wartungshandbuch PDF herunterladen (Seite 15)

3M Multimedia Projector MP8620 Adjustments

3M 1999 1-12

1-11-2.

Part 2 – Adjusting the tracking to remove vertical bands in the projection image.

Test the tracking using a MS Excel spreadsheet projection image or equivalent. If vertical interference can

be seen, then the tracking needs adjustment.

Press the

button on the projector to display the main menu.

Press the up/down

Arrow

buttons on the projector or move the

Control Stick

on the remote control

up/down to highlight the

Setup

sub-menu.

Press the

Enter

button to select the

Setup

sub-menu.

Press the up/down

Arrow

buttons on the projector or move the

Control Stick

on the remote control to

select the

Tracking

sub-menu item.

Press the left/right

Arrow

buttons on the projector or move the

Control Stick

on the remote control

left/right to reduce the amount of interference.

The direction of adjustment is correct when the number of lines decreases. The setting is optimal when no

interference lines can be seen.

Press the

button to exit the sub-menu and return to the main menu.

A message will display in the help window asking you to confirm the changes made in the sub-menu. Press

Enter

to confirm.

An automatic setting of tracking can be called up by pressing the

Enter

button. This may not work if the

projection image is a uniform pattern.

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