Troubleshooting – HANNspree MAC-001082 ST31-15A1 User Manual
Page 56

54
Situation
Solution
No picture and sound.
•
Connect the power cord properly.
•
Press the POWER button on the con-
trol panel or remote control.
•
Press the SOURCE button to cycle
through connected video sources.
•
Press the CH UP or CH DOWN but-
ton to switch to other TV stations.
•
Check the TV/CATV OSD settings.
See “TV/CATV” on page 47.
•
Make sure all cables are connected
properly.
No picture, or poor picture,
sound is OK.
•
Check the antenna and cable connec-
tions.
•
Adjust the brightness in the OSD
menus. See “Brightness” on page 33.
Picture is not in color.
•
Adjust the saturation in the OSD
menus. See “Saturation” on page 37.
Picture is OK, no sound.
•
Press the VOL UP button on the con-
trol panel or remote control.
•
Make sure the MTS option is set to
MAIN or MONO.
One of the speakers has no
sound.
•
Adjust the balance in the OSD
menus. See “Balance” on page 43.
Can’t receive some TV chan-
nels using cable TV.
•
Try the Auto Program function in the
OSD “TV Setting” menu. See “Auto
Program” on page 49.
Want to reset TV settings.
•
Use the Preset function in the OSD
Picture and Audio menu.
Troubleshooting
13