AG Neovo DR-22G 22" Full HD Dental Monitor (White) - Manual (Page 60)

60
APPENDIX
Video Mode
Resolution
Refresh Rate
Horizontal Vertical
HDTV 1920 1080 60
HDTV 1920 1080 24
HDTV 1920 1080 25
HDTV 1920 1080 30
6.3 Troubleshooting
Problem Possible Cause and Solution
No picture.
• LED indicator is OFF.
• Check if the LCD display is turned ON.
• Check if the power cord is properly connected to the LCD display.
• Check if the power cord is plugged into the power outlet.
• LED indicator is
AMBER.
• Check if the computer is turned ON.
• Check if the computer is in standby mode, move the mouse or press
any key to wake up the computer.
Image position is incorrect. • Adjust the H. POSITION and V. POSITION values. See IMAGE
SETTING on page 42.
The displayed texts are
blurry.
• For VGA input, press the button on the keypad to auto-adjust the
display.
• Adjust the IMAGE SETTING (see page 42).
The OSD menu can’t be
called out.
• The OSD is locked. To unlock the OSD, see page 33.
Red, blue, green, white
dots appear on screen.
• There are millions of micro transistors inside the LCD display. It is
normal for a few transistors to be damaged and to produce spots. This
is acceptable and is not considered a failure.
No audio output. • Check if the volume is set to 0 (see page 29 or 50).
• Check if the AUDIO SETTING > AUDIO setting is set to OFF (see page
50).
• For VGA or DVI input, check the audio setting of the computer.
• For HDMI or DisplayPort input, select the correct audio input source
(see page 50).
PIP mode does not work. • The main and sub input source signals are not compatible to be
displayed together in PIP mode. Check the PIP Compatibility Table for
details (see page 47).