NEC P525UL User Manual page 158

Problem
Color tone or hue is unusual
Image isn't square to the
screen
Picture is blurred
Image is scrolling vertically,
horizontally or both
Remote control does not
work
Indicator is lit or blinking
Cross color in RGB mode
For more information contact your dealer.
Check These Items
• Check if an appropriate color is selected in [WALL COLOR]. If so, select an appropriate option. (→
page 64)
• Adjust [HUE] in [PICTURE]. (→ page 57)
• Reposition the projector to improve its angle to the screen. (→ page 22)
• Use the Keystone correction function to correct the trapezoid distortion. (→ page 28)
• Adjust the focus. (→ page 25)
• Reposition the projector to improve its angle to the screen. (→ page 22)
• Ensure that the distance between the projector and screen is within the adjustment range of the
lens. (→ page 121)
• Has the lens been shifted by an amount exceeding the guaranteed range? (→ page 124)
• Condensation may form on the lens if the projector is cold, brought into a warm place and is then
turned on. Should this happen, let the projector stand until there is no condensation on the lens.
• Check the computer's resolution and frequency. Make sure that the resolution you are trying to display
is supported by the projector. (→ page 125)
• Adjust the computer image manually with the [HORIZONTAL]/[VERTICAL] in the [IMAGE OPTIONS].
(→ page 59)
• Install new batteries.(→ page 13)
• Make sure there are no obstacles between you and the projector.
• Stand within 23 feet (7 m) of the projector. (→ page 14)
• The remote control sensor on the back of the projector cannot be used when the cable cover is mounted
on the projector.
• When performing remote control operations via a transmission device compatible with HDBaseT, set
the [REMOTE SENSOR] to [HDBaseT] and the [STANDBY MODE] to [SLEEP].
• See the POWER/STATUS/LIGHT Indicator. (→ page 140)
• Press the AUTO ADJ. button on the remote control. (→ page 30)
• Adjust the computer image manually with [CLOCK]/[PHASE] in [IMAGE OPTIONS] in the menu. (→
page 58)
138
9. Appendix