Sharp QA1150 Operation Manual page 21

4. QA-1150 (MAIN UNIT) BUTTON OPERATIONS
The QA-1150 automatically adjusts the LCD display area according to the signal input. For
computers whose video output signal specifications match those of the QA-1150 (please refer
to pages 39-49). The projected image can be modified by using the control buttons to change
the following display parameters.
Modes of adjustment
1) PHASE: Adjust if the display flickers.
2) H-POS: Adjust to move the screen image horizontally.
3) V-POS: Adjust to move the screen image vertically.
4) FREQ: Adjust to change the data display frequency.
5) CONTRAST: Adjust to change the contrast of the projected image.
NOTE
The QA-1150 control panel buttons do not require a lot of pressure to make contact.
Press the buttons slowly and gently. Repeatedly press the buttons for continuous
adjustments. -
® Selecting the setup mode
Press the MODE SELECT button to select the item to be adjusted. Verify the item
selection by looking at the LED indicator. The item selection shifts through each
adjustable parameter in the following sequence every time the MODE SELECT button
is pressed.
PHASE +4 H-POS = V-POS a FREQ CONTRAST
NOTE
The QA-1150 defaults to the PHASE mode when a computer is connected or by
pressing the reset button.
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