Curtis LCD1988 - Manual (Page 19)

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When the picture is not clear.
‧ The reception may be weak.
‧ The state of the broadcast may also bad.
‧ Make sure the antenna is not disconnected.
When the picture is light or improperly tinted.
‧ Check color adjustment.
‧ Check color system setting.
When the picture is too dark.
‧ Press the Brightness button.
‧ Check PICTURE and BLACK LEVEL adjustment.
‧ The fluorescent lamp may have reached the end of
service life.
When the remote control does not work.
‧ Check the batteries of the remote controller.
‧ Make sure the remote sensor window is not under
strong fluorescent lighting.
‧ The fluorescent lamp may have reached the end of
service life.