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GB27
Trouble Shooting
Before contacting the customer service center, make sure to read the tips below carefully. If the problem persists after you complete the following procedure,
please contact HUMAX customer service for further instructions.
General
Problem Possible Cause What to Do
No red or blue LED on the
front panel of the product
Mains adaptor unplugged.
Mains socket switched off.
• Check the main power cable and make sure it is plugged into a suitable power outlet.
• Connect the power cable to a different power outlet.
No picture
(Nothing shows on the TV)
HDMI cable not securely connected.
TV Set not on correct Input / Source
• Make sure that the product is powered on and in operation mode.
• Make sure that the AV or HDMI cable is firmly connected to the TV.
• Check if the channel is currently on air.
• Check that you TV is on the correct input / source for the HDMI / AV connection (refer to your TV manual
for more details on how to change the input / source.
• Check the brightness of the TV.
No picture
(No channels)
Aerial is disconnected.
Aerial is damaged/misaligned.
Out of digital signal area.
Aerial not positioned correctly.
• Make sure that the product is powered on and in operation mode.
Press the STANDBY button.
• Make sure that the AV or HDMI cable is firmly connected to the TV and the product.
• Make sure that the aerial cable is properly connected to the product.
• Press the Input or Source button on the TV remote and select AV or HDMI mode depending on how your
product is connected to the TV.
• Search channels again. Go to HOME > SETTINGS > Channel Settings > Automatic Channel Search.
• Check if the channel is currently on air.
Poor Picture
Sound quality
Electro magnetics from electronic
devices around the product can
cause the issue.
Poor/faulty HDMI cable
• Make sure there is no mobile phone or microwave oven near the product.
• Keep the power and the RF cables apart from each other.
• Adjust the antenna direction to get a better picture.
Note: If the antenna is covered with snow, the RF is weakened by heavy rain, or the aerial position
is changed by strong wind, the condition of the sound and picture may temporarily be poor.
However, the poor sound and picture quality due to weather conditions cannot be accepted
as a malfunction of product.
Appendix
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