Troubleshooting - HANNspree SL22D Manual

4. Troubleshooting

Situation
No picture and sound.
No picture, or poor picture,
sound is OK.
Picture is not in color.
Picture is OK, no sound.
One of the speakers has no
sound.
Cannot receive some TV
channels using cable TV.
Want to reset TV settings.
Cannot operate menus.
Screen image turns over.
Snow appears on the
screen.
Blurred or overlapped
images.
Remote control doesn't work.
22
Solution
• Connect the power cord properly.
• Check if the power LED is on or not.
• Press on the control panel or the remote control.
• Press INPUT on the remote control to select the
connected video sources.
• Press P or P
on the remote control to switch to other TV programs.
• Make sure all cables are connected properly.
• Check the antenna and cable connections.
• Adjust the Brightness in the Video menu.
• Try the Video Preset function in the Video menu.
• Make sure the source device is functioning properly.
• Make sure the audio cable is connected securely.
• Turn the mute off.
VOL + on the control panel or the remote control.
• Press
• Adjust the Balance in the Audio menu.
• Try the Channel Scan function in the TV menu.
• Use the Reset Default function in the Setup menu.
• If OSD items are colored in gray, the system is in a state
such that those settings are not available.
• Make sure the video signal cable is connected properly.
• Adjust the location of the antenna, placing it far from
roads or sources of interference.
• Check the antenna and the video signal line connections.
• Adjust the sharpness setting.
• Choose programs with high quality signals.
• Adjust the direction of the antenna or replace the video
signal cable.
• Make sure the battery is inserted correctly.
• Replace the battery with a new one.
• Make sure the TV power cord is plugged in.
• Make sure the path between the remote control and the
sensor is clear.
• Try operating the remote control at a closer distance to
the TV.
on the control panel or P p or P q